Inertial Upper Stage

Columns: S/N | Launch Date | Launch Vehicle | Payload | Remarks
14 | 1991-11-24 | Space Shuttle Atlantis ( STS-44 ) | USA-75 ( DSP ) | 13 | 1993-01-13 | Space Shuttle Endeavour ( STS-54 ) | TDRS-F ( TDRS-6 ) | 20 | 1994-12-22 | Titan IV ( 402 ) A | USA-107 ( DSP ) | 26 | 1995-07-13 | Space Shuttle Discovery ( STS-70 ) | TDRS-G ( TDRS-7 ) | 4 | 1997-02-23 | Titan IV ( 402 ) B | USA-130 ( DSP ) | 21 | 1999-04-09 | Titan IV ( 402 ) B | USA-142 ( DSP ) | IUS first and second stages failed to separate , payload placed into useless orbit

Example questions:
which of the Space Shuttle Atlantis Inertial Upper Stage missions launched the Venus Radar Mapper ? | What was the original name of International Solar Polar Mission Inertial Upper Stage payload ? | When was the replacement payload for the Inertial Upper Stage payload on OV-099 launched ? | What was the launch date of the Inertial Upper Stage payload that arrived at Jupiter on December 7 , 1995 ?

Answers:
fourth | Odysseus | 1995-07-13 | 1989-10-18