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 The SRTM radar boom in Endeavour's payload bay, extending 60 meters off the vehicle's port side | |
| Names | Space Transportation System-99 |
|---|---|
| Mission type | Radar imaging |
| Operator | NASA |
| COSPAR ID | 2000-010A |
| SATCAT no. | 26088 |
| Mission duration | 11 days, 5 hours, 39 minutes, 41 seconds |
| Distance travelled | 6,540,000 kilometers (4,060,000 mi) |
| Spacecraft properties | |
| Spacecraft | Space Shuttle Endeavour |
| Launch mass | 116,376 kilograms (256,565 lb) |
| Landing mass | 102,363 kilograms (225,672 lb) |
| Payload mass | 13,154 kilograms (29,000 lb) |
| Crew | |
| Crew size | 6 |
| Members | |
| Start of mission | |
| Launch date | 11 February 2000, 17:43 UTC |
| Launch site | Kennedy LC-39A |
| End of mission | |
| Landing date | 22 February 2000, 23:23 UTC |
| Landing site | Kennedy SLF Runway 33 |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Low Earth |
| Perigee altitude | 224 kilometres (139 mi) |
| Apogee altitude | 242 kilometres (150 mi) |
| Inclination | 57.0 degrees |
| Period | 89.2 minutes |
 STS-99 mission patch  Left to right - Front: Mohri, Thiele; Back: Voss, Kregel, Gorie, Kavandi | |
STS-99 was a Space Shuttle mission using Endeavour, that launched on 11 February 2000 from Kennedy Space Center, Florida. The primary objective of the mission was the Shuttle Radar Topography Mission (SRTM) project. This was also the last solo flight of Endeavour; all future flights for Endeavour became devoted to the International Space Station. STS-99 was also the first Shuttle mission of the 2000s.
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