Re: Superbird A

Bjoern Gimle (b_gimle@algonet.se)
Tue, 4 Feb 1997 08:17:48 +0100 (MET)

Rainer Kracht wrote:
>>
>>I have observed 89-41A (Superbird A) with 10x50B,
>....
>>Best fit for all obs is
>>17h28m30.10s +- 0.15s + n * (23.373s +- 0.005s)
>>
>>Jim Varney (FLASH nummer 104, p.123) got FP = 11.697s
>>from obs 1996 Sep 29 to Oct 12.
>>This is very close to the half period of my obs:
>>
>>23.373/2 = 11.687s
>>
>>
This gives about 3697 rotations/day, +/- 1 for synodic effect.
With an accuracy of 0.003 s/rev, the exact number would be
determined, if the direction of spin and axis can be found.

I believe Rob Matson, Jim Varney and others had very likely
solutions (SeeSat-L #3893,3918 ...) at RA=224 deg, decl.+28. in Oct.

Shouldn't this be a DRA project object?

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