Suisei (Planet-A) Full Mission Timeline

Website being revived and upgraded. Read about it on on the blog
For astronomical news follow the Astro Cast.

Spacecraft Event Time. UTC/GMT Times.



Time (UTC/GMT+0)Event
1985-08-18  23:33Launch
1985-08-22Trajectory correction maneuvre not necessary. C/A distance 210,000km.
1985-11-14Trajectory correction maneuvre
1985-11-15Start of Halley observations
1986-01-10Halley too close to Sun to be observed by Suisei
1986-02-09Resumption of Halley observations
1986-03-08  12:32UV instrument switched off. Start charged-particle measurements.
1986-03-08  12:54Dust impact
1986-03-08  13:06Closest approach to Halley (151,000km)
1986-03-08  13:26Dust impact
1986-03-21  03:00Start photometry measurements (for 58 hours)
1986-03-23  13:00End photometry measurements