Space Launch Report ... All-Time Launcher Results Summary
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Launch Vehicle Results Summary: 1957 through December 31 2014. By Ed Kyle. Updated 01/01/2015  
Vehicle      Successes Tries  Realzd  Pred    Years     Status
                              Rate    Rate*
===============================================================
Angara KSLV-1       1     3    .33    .40    2009-2013
Angara 1.2PP        1     1   1.00    .67    2014-      Suborbital
Angara 5/Briz M     1     1   1.00    .67    2014-
Antares 110         2     2   1.00    .75    2013-2013
Antares 120         2     2   1.00    .75    2014-2014
Antares 130         0     1    .00    .33    2014-2014
(ANTARES TOTAL      4     5    .80    .71)
Ariane 1            9    11    .82    .77    1979-1986
Ariane 2            5     6    .83    .75    1986-1989
Ariane 3           10    11    .91    .85    1984-1989
Ariane 4          113   116    .97    .97    1988-2003
(ARIANE 1-4 TOTAL 137   144    .95    .95)

Ariane 5G          13    16    .81    .78    1996-2003
Ariane 5G+          3     3   1.00    .80    2004-2004
Ariane 5GS          6     6   1.00    .88    2005-2009
Ariane 5ECA        46    47    .98    .96    2002-      Active
Ariane 5ES          5     5   1.00    .86    2008-      Active
(ARIANE 5 TOTAL    73    77    .95    .94) 


Athena 1            3     4    .75    .67    1995-2001
Athena 2            2     3    .67    .60    1998-1999
(ATHENA TOTAL       5     7    .71    .67)


Atlas 5-401        25    26    .96    .93    2002-      Active
Atlas 5-411         3     3   1.00    .80    2006-      Active
Atlas 5-421         3     3   1.00    .80    2007-      Active
Atlas 5-431         2     2   1.00    .75    2005-      Active
Atlas 5-501         5     5   1.00    .86    2010-      Active
Atlas 5-521         2     2   1.00    .75    2003-      Active
Atlas 5-531         3     3   1.00    .80    2010-      Active
Atlas 5-541         3     3   1.00    .80    2011-      Active
Atlas 5-551         4     4   1.00    .83    2006-      Active
(ATLAS 5 TOTAL     50    51    .98    .96)


 Heritage Atlas
--------------------------------------------------------------------------
Atlas ICBM        180   247    .73    .73    1957-1975  Suborbital
Atlas Able          0     3    .00    .17    1959-1960  SEE NOTE 1
Atlas Agena A       2     4    .50    .50    1960-1961
Atlas Agena B      22    29    .76    .74    1961-1966
Atlas Agena D      70    76    .92    .91    1963-1977     
(All Atlas Agena   94   109    .86    .86)
Atlas Altair 3      1     1   1.00    .67    1990-1990
Atlas Antares 2     2     2   1.00    .75    1964-1965  Suborbital
Atlas ATDA          1     1   1.00    .67    1966-1966
Atlas Burner 2      1     2    .50    .50    1968-1972
LV-3C Centaur A-C   1     5    .20    .26    1962-1965
LV-3C Centaur D     6     7    .86    .78    1965-1967
SLV-3C Centaur D   14    17    .82    .79    1967-1972
SLV-3D Centaur D1  30    32    .93    .91    1973-1983
G Centaur D1AR      5     7    .71    .67    1984-1989
Atlas 1 Centaur     8    11    .73    .69    1990-1997 
Atlas 2 Centaur    10    10   1.00    .92    1991-1998 
Atlas 2A Centaur   23    23   1.00    .96    1992-2002 
Atlas 2AS Centaur  30    30   1.00    .97    1993-2004
Atlas 3A Centaur    2     2   1.00    .75    2000-2004
Atlas 3B Centaur    4     4   1.00    .83    2002-2005
(ALL ATLAS CNTAUR 133   148    .90    .89)
Atlas Mercury       1     3    .33    .40    1959-1961  Suborbital
Atlas Mercury       6     7    .86    .78    1961-1963  Orbital
Atlas OIS           2     2   1.00    .75    1979-1985
Atlas OV-1          7    11    .64    .62    1965-1971
Atlas Prime         3     3   1.00    .80    1966-1967  Suborbital
Atlas PTS/MSD       9    10    .90    .83    1974-1987  (NOSS)
Atlas B Score       1     1   1.00    .67    1958-1958
Atlas Star         18    20    .90    .86    1975-1995
Atlas SGS          11    12    .92    .86    1977-1985
(ATLAS ORBITAL    284   326    .87    .87) 
(ALL ATLAS        470   582    .81    .81)              
NOTE 1:  Totals do not include one Atlas-Able destroyed on Cape
pad LC 12 during static engine test on 9/24/1959.  This Atlas 
(9C) was not actually "launched", and is not included in most 
historical Atlas launch summaries.  
Totals also do not include four Atlas ICBMs destroyed in ground 
accidents (one in 1963, three in 1964).
---------------------------------------------------------------------------


Black Arrow (UK)    1     2    .50    .50    1969-1970  Suborbital
Black Arrow (UK)    1     2    .50    .50    1970-1970
(BLACK ARROW TOTAL  2     4    .50    .50)


  Blue Streak Based Launchers
---------------------------------------------------------------------------
Blue Streak (1 stg) 5     5   1.00    .86    1964-1966  Suborbital
Europa (2 stg Test) 0     2    .00    .25    1967-1967  Suborbital
Europa (I/II)       0     4    .00    .17    1968-1971
(BLUE STREAK TOTAL  5    11    .45    .46)
---------------------------------------------------------------------------


Conestoga           0     1    .00    .33    1995-1995


  DF-3 Based Launchers (China)
---------------------------------------------------------------------------
DF-3 IRBM           3     3   1.00    .80    1966-1970  Suborbital
CZ-1                2     2   1.00    .75    1970-1971
CZ-1D               2     3    .67    .60    1995-2002  Suborbital
(DF-3 ORBITAL       2     2   1.00    .75)
(DF-3 TOTAL         7     8    .88    .80) 
---------------------------------------------------------------------------


  DF-5 Based Launchers (China)
---------------------------------------------------------------------------
DF-5 ICBM           9     9   1.00    .91    1971-1981  Suborbital
DF-5B ICBM          1     1   1.00    .67    2012-      Suborbital
FB-1                3     3   1.00    .80    1972-1978  Suborbital
FB-1                4     8    .50    .50    1973-1981
CZ-2(C)(SD/SM)     44    45    .98    .96    1974-      Active
CZ-2C               2     3    .67    .60    2014-      Suborbital
CZ-2D              22    22   1.00    .96    1992-      Active
CZ-2E               5     7    .71    .67    1990-1995
CZ-2F              11    11   1.00    .92    1999-      Active
CZ-3               10    13    .77    .73    1984-2000
CZ-3A              24    24   1.00    .96    1995-      Active
CZ-3B              24    26    .92    .89    1996-      Active
CZ-3C              10    10   1.00    .92    2008-      Active
CZ-3CE              1     1   1.00    .67    2014-      Active
CZ-4(A/B/C)        41    42    .98    .95    1988-      Active
(DF-5 ORBITAL     195   209    .93    .93)
(DF-5 TOTAL       210   225    .93    .93)
---------------------------------------------------------------------------


  DF-31 Based Launchers (China)
---------------------------------------------------------------------------
DF-31 IRBM         15    15   1.00    .94    1992-      Suborbital 
KT-1 (DF-31)        0     2    .00    .25    2002-2003  
KP-7 (DF-31)        1     1   1.00    .67    2013-      Suborbital
(DF-31 TOTAL       16    18    .89    .85)
---------------------------------------------------------------------------


Delta 4M            3     3   1.00    .80    2003-      Active
Delta 4M+4,2       12    12   1.00    .93    2002-      Active
Delta 4M+5,2        1     1   1.00    .67    2012-      Active
Delta 4M+5,4        4     4   1.00    .83    2009-      Active
Delta 4H            7     8   0.88    .80    2004-      Active
(ALL DELTA IV CBC  27    28   0.96    .93)


Heritage (Thor) Delta (See Thor)


  Emeraude-Based Launchers (France)
--------------------------------------------------------------------------
Emeraude (1-stg)    2     5    .40    .43    1964-1965  Suborbital
Saphir (2-stg)     13    15    .87    .82    1965-1967  Suborbital
Diamant (3-stg)     9    12    .75    .71    1965-1975
(EMERAUDE TOTALS   24    32    .75    .74)
--------------------------------------------------------------------------


Energia             1     2    .50    .50    1987-1988
Epsilon             1     1   1.00    .67    2013-      Active

  SpaceX Falcon Launchers
--------------------------------------------------------------------------
Falcon 1            2     5    .40    .43    2006-2009
Falcon 9 V1.0       4     5    .80    .71    2010-2013      
Falcon 9 v1.1       8     8   1.00    .90    2013-      Active
(ALL FALCON 9      12    13    .92    .87)
(ALL FALCON        14    17    .82    .79)
--------------------------------------------------------------------------

H-1   (NASDA)  (See Thor)

H-2(S)(NASDA)       5     7    .71    .67    1994-1999
H-2A-202           15    15   1.00    .94    2001-      Active
H-2A-2022           3     3   1.00    .80    2005-2007
H-2A-2024           6     7    .86    .78    2002-2008
H-2A-204            1     1   1.00    .67    2006-      Active
(H-2A TOTAL (JAXA) 25    26    .96    .93)
(ALL H-2(A)        30    33    .91    .89)

H-2B-304 (JAXA)     4     4   1.00    .83    2009-      Active
Jupiter IRBM       28    36    .78    .76    1957-1962  Suborbital
Jupiter Juno 2      4    10    .40    .42    1958-1961
(ALL JUPITER       32    46    .70    .69)


Kuaizhou (China)    2     2   1.00    .75    2013-      Active


L4/M4 (ISAS)        4     9    .44    .45    1966-1972
M3    (ISAS)       17    19    .90    .86    1974-1995
M5    (ISAS)        6     7    .86    .78    1997-2006


Minuteman 1A       73    82    .89    .88    1959-1966  Suborbital
Minuteman 1B      289   298    .97    .97    1962-1993  Suborbital
Minuteman 2       185   187    .99    .98    1964-2001  Suborbital
Minotaur 2          7     7   1.00    .89    2000-      Suborbital
Minotaur 2+         1     1   1.00    .67    2008-      Suborbital
Minuteman 3       284   290    .98    .98    1968-      Suborbital
M55E1/HOE           7     7   1.00    .89    1970-1984  Suborbital
Minotaur 1         11    11   1.00    .92    2000-      Active
(M55 ORBITAL       11    11   1.00    .92)
(ALL M55          859   885    .97    .97)
MX ICBM            50    51    .98    .96    1983-2004  Suborbital
Minotaur 4 Lite     2     2   1.00    .75    2010-      Suborbital
Minotaur 4          2     2   1.00    .75    2010-      Active
Minotaur 4+         1     1   1.00    .67    2011-      Active
Minotaur 5          1     1   1.00    .67    2013-      Active
(MX ORBITAL         4     4   1.00    .83)
(ALL MX            56    57    .98    .97) 


N-1   (USSR)        0     4    .00    .17    1969-1972


NASDA N-1, N-2 (See Thor)


Pegasus 1Stg-Suborb 2     3    .67    .60    2001-2004
Pegasus             4     6    .67    .63    1990-1994 
Pegasus H           4     4   1.00    .83    1995-2000
Pegasus XL         29    32    .91    .88    1994-      Active
OBV (3-stg Suborb) 12    12   1.00    .93    2003-      Active
OBV (2-stg Suborb)  1     1   1.00    .67    2010-      Active
(ALL PEGASUS ORB   37    42    .88    .86)
(ALL PEGASUS       52    58    .90    .88)


Proton (2-stg)      3     4    .75    .67    1965-1966
Proton K (3-stg)   26    29    .90    .87    1967-2000
Proton K (3-stg)    1     1   1.00    .67    1970-1970  Suborbital
Proton K/D         24    39    .62    .61    1967-1975
Proton K/DM        60    66    .91    .90    1974-1990
Proton K/D-1       11    11   1.00    .92    1976-1989
Proton K/D-2        3     4    .75    .67    1988-1996
Proton K/DM-2     101   109    .93    .92    1982-2012
Proton K/DM-2M     40    42    .95    .93    1994-2006
Proton K/17S40      6     6   1.00    .88    1997-2002
Proton K/Briz M     3     4    .75    .67    1999-2003
Proton M/Briz M    71    79    .90    .89    2001-      Active
Proton M/DM-2       6     6   1.00    .88    2007-2010
Proton M/DM-03      0     2    .00    .25    2010-      Active
(ALL PROTON ORB   343   400    .88    .86
(ALL PROTON       354   401    .88    .88)


 R-7 (Semyorka) Variants
------------------------------------------------------------------------
8K71 R-7           17    26    .65    .64    1957-1960 Suborbital
8K74 R-7A          26    28    .93    .90    1959-1967 Suborbital
8K71(PS)Sputnik     3     4    .75    .67    1957-1958
11A59 Sputnik       2     2   1.00    .75    1965-1966
8K78 Molniya       18    36    .50    .50    1960-1967
8K78 Molniya L      1     4    .25    .33    1963-1965
8K78M Molniya M   268   280    .96    .95    1965-2010
(ALL MOLNIYA      287   320    .90    .89)

Soyuz Variants
11A511 Soyuz *     30    31    .97    .94    1966-1976  SEE NOTE 3
11A511L             3     3   1.00    .80    1970-1971
11A511M             8     8   1.00    .90    1971-1975
11A511U           594   612    .97    .97    1973-      Active
11A511U Soyuz **   51    52    .98    .96    1974-2002  SEE NOTE 3
11A511U Progress  105   106    .99    .98    1978-      Active
11A511U Ikar        6     6   1.00    .88    1999-1999
11A511U Fregat      4     4   1.00    .83    2000-2000
11A511U2            8     8   1.00    .90    1982-1994
11A511U2 Soyuz *** 26    26   1.00    .96    1985-1995
11A511U2 Progress  38    38   1.00    .97    1984-1993
11A511FG Progress   3     3   1.00    .80    2001-2002
11A511FG Soyuz +   37    37   1.00    .97    2002-      Active
11A511FG Fregat    10    10   1.00    .92    2003-2012
14A14 2-1A          1     1   1.00    .67    2004-2004  Suborbital
14A14 2-1A          4     4   1.00    .83    2013-      Active
14A14 2-1A Fregat  14    15    .93    .88    2006-      Active
14A14 2-1B          5     5   1.00    .86    2008-      Active
14A14 2-1B Fregat  16    18    .89    .85    2006-      Active
(SOYUZ ORBITAL    962   986    .98    .97)
(ALL SOYUZ        973   987    .99    .98)   

*  18/19 Crewed Soyuz, 12/12 Uncrewed Soyuz
** 41/42 Crewed Soyuz, 10/10 Uncrewed Soyuz
***25/25 Crewed Soyuz,  1/1  Uncrewed Soyuz
+  37/37 Crewed Soyuz

Voskhod 11A57     281   294    .96    .95    1963-1976
Voskhod 11A57 ***   5     5   1.00    .86    1964-1966
(ALL VOSKHOD      286   299    .96    .95)
 
*** 2/2 Crewed Voskhod, 3/3 Uncrewed Voskhod
 
Vostok 8K72 Luna    3     9    .33    .36    1958-1960
Vostok 8K72 #       3     4    .75    .67    1960-1960
Vostok 8K72K ##    11    13    .85    .80    1960-1963
Vostok-2  8A92     40    45    .89    .87    1962-1967
Vostok-2A 11A511    2     2   1.00    .75    1965-1966
Vostok-2M 8A92M    92    93    .98    .97    1967-1991  SEE NOTE 3
(ALL VOSTOK       151   166    .91    .90) 

#  3/4 Uncrewed Vostok
## 2/3 Uncrewed Vostok, 6/6 Crewed Vostok

(ALL R-7 ORBITAL 1691  1777    .95    .95)
(ALL R-7         1735  1832    .95    .95)
NOTE 3:  Totals do not include three vehicles destroyed on pad, as 
         follows.
12/14/66 11A511 Soyuz: Escape tower fired 27 minutes after abort.
03/18/80 8A92M Vostok-2M:  Fueling accident explosion at PL killed 48.
09/26/83 11A511U Soyuz-U, Soyuz T-10-1: Pad fire T-90sec, crew saved by 
           escape tower but launch vehicle destroyed.
------------------------------------------------------------------------


Soyuz 132KC (NK-33A Powered) Stage Based Launchers
-------------------------------------------------------------------------
Soyuz 2-1v/Volga    1     1   1.00    .67    2013-      Active
-------------------------------------------------------------------------


  R-12 Based Launchers
--------------------------------------------------------------------------
R-12 IRBM          13    14    .93    .88    1957-1969  Suborbital
Kosmos 2 (R-12)    26    38    .68    .68    1961-1967
Kosmos 2M (R-12)  118   126    .94    .93    1967-1977
(R-12 ORBITAL     144   164    .88    .87)
(R-12 TOTAL       157   178    .88    .88)
--------------------------------------------------------------------------


  R-14 Based Launchers
--------------------------------------------------------------------------
R-14 IRBM          75    82    .91    .90    1960-1965  Suborbital
K65M-R            UUU   326    .UU    .UU    1973-2006  Suborbital
K65M-RB             6     6   1.00    .88    1980-1988  Suborbital
K65M-RB             4     4   1.00    .83    1982-1984
K65UP Vertikal'   UUU    25    .UU    .UU    1973-1983  Suborbital
Kosmos 3 (R-14)     2     2   1.00    .75    1967-1968  Suborbital
Kosmos 3 (R-14)     9    12    .75    .71    1964-1968
Kosmos 3M         423   446    .95    .95    1967-2010
(R-14 ORBITAL     435   461    .94    .94) 
(R-14 TOTAL       UUU   902    .UU    .UU)
--------------------------------------------------------------------------
  R-29 (SLBM)-Based Launchers
--------------------------------------------------------------------------
R-29 Vysota SLBM   30*   30*  UUUU    UUU    1969-1997  Suborbital
R-29R Volna SLBM   39*   39*  UUUU    UUU    1975-      Suborbital
R-29R Volna Orbit   0     1   0.00    .33    2005-      Active
R-29RM Shitl SLBM  26*   26*  UUUU    UUU    1983-      Suborbital
R-29RM Shtil Orbit  2     2   1.00    .75    1998-      Active
R-29RMU(2) Sineva  13    14   0.93    .88    2004-      Suborbital
R-29RMU2.1 Liner    2     2   1.00    .75    2011-      Suborbital 
(R-29 ORBITAL       2     3   0.67    .60) 
(R-29 TOTAL       UUU   UUU    .UU    .UU)  
--------------------------------------------------------------------------
*Partial Data

  R-36(M)-Based Launchers
--------------------------------------------------------------------------
R-36 ICBM         131   149    .88    .87    1963-1975  Suborbital
Tsyklon R-36-0     22    23    .96    .92    1965-1971
Tsyklon 2A          6     8    .75    .70    1967-1969
Tsyklon 2 (Test)    1     1   1.00    .67    1969-1969  Suborbital
Tsyklon 2         104   105    .99    .98    1969-2006
Tsyklon 3         114   122    .93    .93    1977-2009
R-36M(U)ICBM      133   145    .90    .90    1971-1997  Suborbital
Dnepr 1 (R-36MU)   20    21    .95    .91    1999-      Active
R-36M2 ICBM        32    38    .84    .83    1986-      Suborbital
(R-36(M) ORBITAL  266   279    .95    .95) 
(R-36(M) TOTAL    563   612    .92    .92)
--------------------------------------------------------------------------


Redstone IRBM      55    75    .73    .73    1953-1965  Suborbital
Redstone Sparta     8     9    .89    .82    1966-1967  Suborbital
Redstone Sparta Sat 1     1   1.00    .67    1967-1967  
Redstone Jupiter-C  2     3    .67    .60    1956-1957  Suborbital
Redstone Juno 1     2     6    .33    .38    1958-1958
Redstone (MR)       4     6    .67    .63    1960-1961  Suborbital
(REDSTONE SPACE     7    13    .54    .53)
(ALL REDSTONE      72   100    .72    .72)
Safir (Iran)        3     6    .50    .50    2008-       
Saturn 1 Blk 1      4     4   1.00    .83    1961-1963  Suborbital
Saturn 1 Blk 2      6     6   1.00    .88    1964-1965
Saturn 1B           2     2   1.00    .75    1966-1966  Suborbital
Saturn 1B Apollo    7     7   1.00    .89    1966-1975
Saturn 5           12    13    .92    .87    1967-1973


Scout Suborbital
 Blue Scout         3     5    .60    .57    1960-1962
 Scout X1-X2        4     6    .67    .63    1960-1962
 Scout X3-X5        7     8    .88    .80    1962-1968
 Scout A-B          5     5   1.00    .86    1967-1971
 Scout D            1     1   1.00    .67    1976-1976
(ALL SCOUT SUBORB  20    25    .80    .78)
Scout Orbital
 Blue Scout         0     1    .00    .33    1961-1961
 Scout X1-X2        2     9    .22    .27    1960-1963
 Scout X3-X5       16    18    .89    .85    1962-1968
 Scout A-B         33    37    .89    .87    1965-1976
 Scout D-G         33    35    .94    .92    1972-1994
(ALL SCOUT ORBIT   84   100    .84    .83)
(ALL SCOUT TOTAL  104   125    .83    .83)

Jericho 2           U     U    .UU    .UU    1987-      Suborbital 
Shavit              2     2   1.00    .75    1988-1990
Shavit 1            2     5    .40    .43    1994-2004
Shavit 2            3     3   1.00    .80    2007-      Active
(ALL SHAVIT ORBIT   7    10    .70    .67)
(ALL JERICHO 2    UUU   UUU    .UU    .UU)


SLV-3               1     3    .33    .40    1979-1983
ASLV                1     4    .25    .33    1987-1994
PSLV                9    11    .82    .77    1993-      Active
PSLV-CA            10    10   1.00    .92    2008-      Active
PSLV-XL             7     7   1.00    .89    2008-      Active
GSLV                3     8    .38    .40    2001-      Active
LVM3-X              1     1   1.00    .67    2014-      Suborbital


Space Shuttle     132   135    .98    .97    1981-2011


Taepo Dong 2 (Unha) 1     4    .25    .33    2006-
Taurus (Darpa)      3     3   1.00    .80    1994-2000
Taurus-120          3     6    .50    .50    1998-      Active
(ALL TAURUS         6     9    .67    .64)


   Thor-Based Launchers
-------------------------------------------------------------------------
Thor IRBM          56    71    .79    .78    1957-1962  Suborbital
Thor Sub. Test     28    34    .82    .81    1962-1975  Suborbital
Thor Able           7     9    .78    .73    1956-1959  Suborbital
Thor Able           4     7    .57    .56    1958-1960  Orbital
Thor Able Star     13    19    .68    .67    1960-1965
Thor Agena A        8    15    .53    .53    1959-1960  SEE NOTE 4
Thor Agena B       35    43    .81    .80    1960-1965
TA-Thor Agena B     2     2   1.00    .75    1963-1966
Thor Agena D       17    21    .81    .78    1962-1965
TA-Thor Agena D    57    61    .93    .92    1963-1968
Thorad Agena D     41    43    .95    .93    1966-1972 
Thor Burner 1       5     6    .83    .75    1965-1966 
Thor Burner 2      19    20    .95    .91    1966-1976
Thor DSV2U          4     5    .80    .71    1976-1979
(THOR ORBITAL     205   242    .85    .84)
(ALL THOR         296   356    .83    .83)

   Delta Variants
Delta              61    65    .94    .93    1960-1972
Delta LT           24    28    .86    .83    1968-1973
Delta ELT          89    93    .96    .95    1972-1990
Delta 2 XLT       150   152    .99    .98    1989-      Active
Delta 3             1     3    .33    .40    1998-2000
(ALL DELTA        325   341    .95    .95)

   NASDA-Liscensed Thor-Based
N-1   (NASDA)       6     7    .86    .78    1975-1982
N-2   (NASDA)       8     8   1.00    .90    1981-1987
H-1   (NASDA)       9     9   1.00    .91    1986-1992 

   THOR-BASED GRAND TOTALS 
(ALL THOR ORBITAL 553   607    .91    .91)
(ALL THOR         644   720    .89    .89)
NOTE 4:  Thor vehicles destroyed in ground accidents are not
included in these totals.  These include one Thor IRBM (1957)
and one Thor Agena A (1959)  
-----------------------------------------------------------------------
   Titan-Based Launchers
-----------------------------------------------------------------------
Titan 1 ICBM       44    67    .66    .65    1959-1965  SEE NOTE 2
Titan 2 ICBM       65    81    .81    .80    1962-1976
Titan 2 Gemini     12    12   1.00    .93    1964-1966
Titan 23G/(Star)   12    13    .92    .87    1988-2003
Titan 3A            3     4    .75    .67    1964-1965
Titan 3B Agena D   63    68    .93    .91    1966-1987
Titan 3C           30    36    .81    .79    1965-1982
Titan 3D           22    22   1.00    .96    1971-1982
Titan 3E Centaur    6     7    .86    .78    1974-1977
Titan 34D TS/IUS    6     8    .75    .70    1982-1989
Titan 34D 2.5 stg   6     7    .86    .78    1983-1988
Titan 3 Commercial  3     4    .75    .67    1990-1992
Titan 4A IUS        3     3   1.00    .80    1989-1994
Titan 4A 2.5 stg    9    10    .90    .83    1990-1997
Titan 4A Centaur    8     9    .89    .81    1994-1998
Titan 4B 2.5 stg    5     5   1.00    .86    1999-2005
Titan 4B IUS        4     5    .80    .71    1997-2004 
Titan 4B Centaur    6     7    .86    .78    1997-2003
(ALL TITAN SPACE  197   219    .90    .90)  
(ALL TITAN        307   368    .83    .83)             
NOTE 2:  Does not include one Titan 1 (V-2) destroyed during 
launch rehearsal in Vandenberg Operational Suitability 
Test Facility (OSTF) on 12/3/1960.  Cause was failed 
control valve in silo launch platform hydraulic elevator 
system.  This Titan was not launched and is not included 
in most Titan launch summaries.
-----------------------------------------------------------------------


  RT-2PM (Topol') Based Launchers
-----------------------------------------------------------------------
Topol' ICBM        94    96    .98    .97    1981-      Suborbital
Topol'-M ICBM      19    20    .95    .91    1994-      Suborbital
Topol'-E            2     2   1.00    .75    2014-      Suborbital
Yars (RS24, MIRV)   5     5   1.00    .86    2007-      Suborbital
Bulava SLBM        15    23    .65    .64    2005-      Suborbital
Rubezh (RS26,MIRV)  3     4    .75    .67    2011-      Suborbital
Start   (5-stg)     0     1    .00    .33    1995-1995
Start-1 (4-stg)     6     6   1.00    .88    1993-2006
(ALL TOPOL' ORBIT   6     7    .86    .78)
(ALL TOPOL'       144   157    .92    .91)
-----------------------------------------------------------------------
  UR-100N (RS-18/SS-19) Based Launchers
--------------------------------------------------------------------------
UR-100N ICBM      144   157    .92    .91    1972-      Suborbital
Rokot Breeze K      2     2   1.00    .75    1990-1991  Suborbital
Rokot Breeze K      1     1   1.00    .67    1994-1994
Rokot Breeze KM    20    22    .91    .88    2000-      Active
Strela (RS-18 Orb)  3     3   1.00    .80    2003-      Active
(UR-100N ORB TOTAL 23    25    .92    .89)
(UR-100N TOTAL    170   185    .92    .91)
--------------------------------------------------------------------------
Vanguard            3     3   1.00    .80    1956-1957  Suborbital
Vanguard            3    11    .27    .31    1957-1959  Orbital


Vega                3     3   1.00    .80    2012-      Active


VLS                 0     2    .00    .25    1997-1999


Zenit 2            28    36    .78    .76    1985-2004
Zenit 2M            1     1   1.00    .67    2007-2007
Zenit 2SB           1     1   1.00    .67    2011-2011
Zenit 3SL          32    36    .89    .87    1999-      Active
Zenit 3SLB          5     6    .83    .75    2008-      Active
Zenit 3F            2     2   1.00    .75    2011-      Active
(ALL ZENIT         69    82    .84    .83)  
===============================================================
   
* First level Bayesian estimate of mean predicted probability  
of success for next launch attempt (k+1)/(n+2) where k is the  
number of successful events and n is the number of trials.