1984-005A
NASDA managed the BS-2 program for Japan's first operational direct broadcast service operated by NHK (Nihon Hoso Kyokai). The satellite, built by Toshiba and GE had a mass of 350 kg on orbit. Two transponders malfunctioned so only one channel was available.
The spacecraft was a box 1.3 x 1.2 x 1.5m. Used 26 kg dry, 321 kg prop, 1.24m l 0.69m dia Star 27 motor for insertion.
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| Yuri 2A |
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| Date | Time | Event | Orbit |
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| 1984 Jan 23 | 0758 | Launch by N-2 | TNSC |
| | | T+0:38 SRM sep |
| | | T+4:33 MECO |
| | | T+4:42 Stage 1 sep |
| | | T+4:52 SES-1 6:26 |
| | 0803? | T+5:02? Fairing sep |
| | 0809 | T+11:18 SECO-1 | 197 x 197? x 30.0? |
| | 0821 | T+23:08 SES-2 |
| | 0821 | T+23:18 SECO-2 | 110.26 197 x 2296 x 30.0 |
| | 0823 | T+25m Stage 2 sep |
| | 0823 | T+25m Stage 3 burn 43s |
| | 0824 | TECO, Transfer orbit injection |
| | 0825 | Stage 3 sep |
| | 1400? | Apo 1 |
| | 1900? | Peri 1 |
| 1984 Jan 24 | 0030? | Apo 2 |
| | 0530? | Peri 2 |
| | 1100? | Apo 3 |
| | 1600? | Peri 3 |
| | 2200? | Apo 4 over 170W |
| 1984 Jan 25 | 0245? | Peri 4 |
| | 0800? | Apo 5 |
| | 1300? | Peri 5 |
| | 1800? | Apo 6 over 126W |
| 1984 Jan 25 | | | 635.46 200 x 36011 x 28.4 |
| 1984 Jan 26 |
| | 0000? | Peri 6 |
| | 0500? | Apo 7 over 73E |
| 1984 Jan 26 | 0514 | Star 27 burn at apo 7 |
| | | Despin using thrusters |
| | | Solar arrays deployed |
| | 1030? | Peri 7 |
| | 1600? | Apo 8 over 87W |
| 1984 Jan 26 | | | 1431.14 35359 x 36020 x 0.4 GEO 152.1E+1.2E |
| 1984 Jan 29 | 0230 | Orbit adjust |
| 1984 Feb 15 | | On station 110E |
| 1984 Feb 26 | | | 1436.10 35784 x 35788 x 0.3 GEO 110.0E |
| 1985 Jul 14 | | | 1436.07 35783 x 35788 x 0.1 GEO 110.0E |
| 1985 Oct 17 | | | 1436.17 35776 x 35799 x 0.1 GEO 110.0E |
| 1985 Nov | | move to 108E |
| 1985 Nov 22 | | | 1436.12 35780 x 35793 x 0.1 GEO 108.1E |
| 1986 Mar 12 | | | 1436.16 35783 x 35792 x 0.0 GEO 108.0E |
| 1987 Feb 7 | | mv out | 1436.17 35784 x 35791 x 0.0 GEO 107.8E+0.03W |
| 1987 Mar 5 | | mv in | 1436.16 35779 x 35796 x 0.0 GEO 109.9E |
| 1987 Jul 20 | | | 1436.09 35777 x 35795 x 0.1 GEO 110.0E |
| 1988 Sep 9 | | | 1436.17 35774 x 35802 x 0.2 GEO 109.7E |
| 1988 Nov 4 | | | 1436.09 35761 x 35811 x 0.4 GEO 110.2E |