KH-7 no. 8 was launched on 1964 May 19 by Atlas Agena D from Point Arguello. The Agena D 4806 stage was not separately cataloged. The orbit was lower than planned when the Agena lost roll control and fired in the wrong direction. The spacecraft separated but had problems with its on-board systems.
| KH-7 8 (SV 958) | |||
| Date | Time | Event | Orbit |
|---|---|---|---|
| 1964 May 19 | 1921:14 | Launch by Atlas Agena D | NMFPA |
| 1923:30 | BECO (T+2:16) | ||
| 1925:48 | SECO (T+4:34) | ||
| 1926:05 | VECO (T+4:51) | ||
| 1926:07 | Atlas sep (T+4:53) | ||
| 1927:06 | Agena burn (T+5:52) | ||
| 1931:08 | Agena MECO (T+9:54) | 88.2 106 x 352 x 101.0 (VCR) | |
| Agena 4806 sep from OCV | |||
| Agena 4806 reentered? | |||
| 1964 May 20 | 0217 | OCV orbit | 89.83 146 x 386 x 101.2 |
| 1964 May 20 | 1700 | OCV orbit | 89.69 141 x 380 x 101.12 (RAE) |
| 1964 May | OCV orbit | 89.8 148 x 285 x 101.2 (SATCAT) | |
| 1964 May 21 | 1107 | OCV orbit | 88.85 98 x 337 x 101.0 |
| 1964 May 21 | 2157? | SRV deorbit | |
| 2212? | RV recovered on Rev 34 | ||
| 1964 May 22 | 0453 | 88.57 163 x 244 x 101.1 | |
| 1964 May 22 | 1700? | Reentered after 2.9d | |