2012-018A/B
'shier ke Beidou er hao weixing' and 'shisan ke Beidou er hao weixing' COMPASS MEO 3, 4 BDW 12 and 13 were launched stacked on a CZ-3B to inclined MEO. They were based on an improved DFH-3.
The dual payload adapter is the 'shuangxing chuanlian wai zhichengjiegou' - dual satellite (shuangxing) serial (chuanlian) external (wai) support (zhicheng) structure (jiegou).
PRN codes 11 and 12 are used.
| BDW12/13 | |||
| Date | Time | Event | Orbit |
|---|---|---|---|
| 2012 Apr 29 | 2050:03 | Launch by CZ-3B Y14 | |
| T+2:21 / 2:07 Boosters sep | |||
| T+2:39 / 2:27 St 1 sep | |||
| T+3:55 / 3:52 Fairing sep | |||
| T+5:44 / 5:32 St 2 sep, St 3 MES-1 | |||
| 2100 | T+10:20 / 10:31 St 3 MECO-1 | ||
| 2111 | T+21:04 / 21:21 MES-2 | ||
| 2114 | T+24:00 / MECO-2 | ||
| 2114 | T+24:20 VECO-2 | ||
| 2115 | T+25:40 / 25:59 B12 sep | ||
| 2117? | Adapter sep | ||
| 2119? | B13 sep? | ||
| 2012 May 3 | 376.05 200 x 21559 x 55.0 (A) | ||
| 2012 May 3 | 374.18 144 x 21500 x 55.0 (B) | ||
| 2012 May 3 | 375.86 199x 21549 x 55.0 (D) | ||
| 2012 May 9 | 375.16 203 x 21502 x 55.0 | ||
| 2012 May 10 | 773.20 21459 x 21594 x 55.2 | ||
| 2015 Jun 4 | 773.22 21465 x 21590 x 55.8 | ||
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