Thursday, August 14, 2008
Sunday, August 10, 2008
Navstar 23
1990-103A
The first Block 2A was GPS 23, launched on 1990 Nov 26. The Block 2A satellites used the uprated Delta 7925 launch vehicle. Navstar SVN 23 was placed in plane E-4. On Dec 12 SVN 23 developed problems with its solar array, delaying the next launch for several months.
| Navstar 23 | |||
| Date | Time | Event | Orbit |
|---|---|---|---|
| 1990 Nov 26 | 2139 | Launch by Delta 7925 | CC LC17 |
| SRM 1-9 sep | |||
| 2143 | St 1 sep | ||
| 2143 | T+4:40? SES-1 | ||
| 2150? | T+11:00? SECO-1 | 185? x 185? x 34.0? | |
| T+20? SES-2 36s? | |||
| 2159? | T+20? SECO-2 | ||
| 2200? | T+21:03 Delta/PAM-D sep | 187 x 720? x 34.1? | |
| 2201? | T+22? TES 1:24 | ||
| 2202? | T+23? TECO | ||
| 2204? | T+25? St 3 sep | ||
| 357.10 185 x 20404 x 34.58 | |||
| 2243? | SES-3 depletion | ||
| 2330? | SES-3 | ||
| 2330? | SECO-3 | 499 x 719 x 21.4 | |
| 1990 Nov 28 | 1852? | Star 37XFP burn | |
| 1990 Dec 2 | 715.13 19938 x 20285 x 54.91 | ||
| 1990 Dec 10 | Operational | ||
| 1990 Dec 12 | Solar panel system problem | ||
| 1997 Feb 1 | Operating at slot E-4 | ||
| 2004 Feb 13 | Retired from service | ||
| 2006 Jul 26 | 717.99 19766 x 20598 x 56.0 | ||
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