Scout Launch Vehicle Flight History by Variant/Year Page 1 of 3: Blue Scout and Scout X to X-5 (1960-1994) L(F) = Number of Launches(Number of Failures) Blue Blue Scout Scout Scout Scout Scout Scout Scout Scout Scout Scout X/X-1 X/X-1 X-2 X-2 X-3 X-3 X-4/5 X-4/5 Sub* Orb Sub* Orb Sub* Orb Sub* Orb Sub* Orb Year L(F) L(F) L(F) L(F) L(F) L(F) L(F) L(F) L(F) L(F) --------------------------------------------------------------------------------------- 1960 - - 3(2) 1(1) - - - - - - 1961 4(1) 1(1) 1(0) 3(2) - - - - - - 1962 1(1) - 1(1) - 1(0) 3(2) 1(1) 2(0) - - 1963 - - - - - 2(2) 2(1) 3(1) - 2(0) 1964 - - - - - - 1(0) 1(0) 2(0) 7(1) 1965 - - - - - - - - - 3(0) 1966 - - - - - - - - 1(0) - 1967 - - - - - - - - - - 1968 - - - - - - - - 1(0) - 1969 - - - - - - - - - - 1970 - - - - - - - - - - 1971 - - - - - - - - - - 1972 - - - - - - - - - - 1973 - - - - - - - - - - 1974 - - - - - - - - - - 1975 - - - - - - - - - - 1976 - - - - - - - - - - 1977 - - - - - - - - - - 1978 - - - - - - - - - - 1979 - - - - - - - - - - 1980 - - - - - - - - - - 1981 - - - - - - - - - - 1982 - - - - - - - - - - 1983 - - - - - - - - - - 1984 - - - - - - - - - - 1985 - - - - - - - - - - 1986 - - - - - - - - - - 1987 - - - - - - - - - - 1988 - - - - - - - - - - 1989 - - - - - - - - - - 1990 - - - - - - - - - - 1991 - - - - - - - - - - 1992 - - - - - - - - - - 1993 - - - - - - - - - - 1994 - - - - - - - - - - 1995 - - - - - - - - - - 1996 - - - - - - - - - - 1997 - - - - - - - - - - 1998 - - - - - - - - - - 1999 - - - - - - - - - - --------------------------------------------------------------------------------------- Blue Blue Scout Scout Scout Scout Scout Scout Scout Scout Scout Scout X/X-1 X/X-1 X-2 X-2 X-3 X-3 X-4/5 X-4/5 Sub Orb Sub Orb Sub Orb Sub Orb Sub Orb L(F) L(F) L(F) L(F) L(F) L(F) L(F) L(F) L(F) L(F) ---------------------------------------------------------------------------------------- Suborb 5(2) - 5(3) - 1(0) - 4(2) - 4(0) - Orbit - 1(1) - 4(3) - 5(4) - 6(1) - 12(1) Totals 5(2) 1(1) 5(3) 4(3) 1(0) 5(4) 4(2) 6(1) 4(0) 12(1) ---------------------------------------------------------------------------------------- Footnotes: * Suborbital flights Scout Models Vehicle Stage 1 Stage 2 Stage 3 Stage 4 Stage 5 ----------------------------------------------------------------------------- Blue Scout I Algol 1B Castor 1A Antares 1A - - Blue Scout II Algol 1B Castor 1A Antares 1A Altair 1A - X Algol 1A Dummy Antares 1A Dummy - X-1 Algol 1B/C Castor 1A Antares 1A Altair 1A - X-1A Algol 1C Castor 1A Antares 1A Altair 1A NOTS-17 X-2 Algol 1C/D Castor 1A Antares 2A Altair 1A - X-2B Algol 1D Castor 1A Antares 2A Altair 2A - X-2M Algol 1D Castor 1A Antares 2A MG-18 - X-3 Algol 2A Castor 1A Antares 2A Altair 1A - X-4 Algol 2A/B Castor 1A Antares 2A Altair 2A - X-4A Algol 2B Castor 1A Antares 2A Altair 2A NOTS-17 X-5C Algol 2B Castor 1A Antares 2A - - A Algol 2B Castor 2A Antares 2A Altair 2A - A1 Algol 2C Castor 2A Antares 2A Altair 2A - B Algol 2B Castor 2A Antares 2A Altair 3 - B1 Algol 2C Castor 2A Antares 2B Altair 3 - D1 Algol 3A Castor 2A Antares 2A Altair 3 - E1 Algol 3A Castor 2A Antares 2B Altair 3 Alcyone 1A F1 Algol 3A Castor 2A Antares 2B Altair 3A - G1 Algol 3A Castor 2A Antares 3A Altair 3A - ------------------------------------------------------------------------------- References: Jonathan's Space Report Launch Vehicle Database "http://www.planet4589.org/space/lvdb/index.html" Encylopedia Astronautica "http://www.astronautix.com/" Gunter's Space Page "http://www.skyrocket.de/space" TRW Space Log 1957-1996, TRW Space & Electronics Group, Redondo Beach, CA. Last Update 02/15/2019 by Ed Kyle