Re: Helios 1A seen as a unid obs

From: Björn Gimle via Seesat-l <seesat-l_at_satobs.org>
Date: Sat, 10 Jan 2015 20:55:32 +0100
2015-01-10 14:23 GMT+01:00 Leo Barhorst via Seesat-l <seesat-l_at_satobs.org>:

> Hello Kevin,
>
> I had the same experience Jan 1st.
> The sat was observed as a UNIID and later IDed as 23605.
> It was then around 1250 sec late wrt 47 day old elements.
>

Kevin's obs was (also) about 20 min late wrt to Mike's elset 15001.18 (9.0
days old)
A change of MM by -0,02256 (and i by +.02) makes a near perfect fit.
The MM change is nearly 1 orbit in 46 days, so the modified elset fits
reasonably well to a single maneouvre a few days after the 14319.41 elset

Helios 1A Late 20m
1 23605U 95033A   15001.18619894 0.00005500  00000-0  55254-3 0    05
2 23605  98.2968 353.6003 0010000 138.1887 221.8112 14.89040535    07
Helios 1A
1 23605U 95033A   15001.18619893 0.00005500  00000-0  55254-3 0    05
2 23605  98.2768 353.6003 0010000 138.1887 221.8112 14.91296535    07
Helios 1A
1 23605U 95033A   14319.41181976 0.00003000  00000-0  31324-3 0    03
2 23605  98.2788 304.6622 0010000 290.4432  69.5567 14.89746160    02


-
----------------------------------------
Björn Gimle, COSPAR 5919
59.2617 N, 18.6169 E, 51 m
Phone: +46 (0)8 571 43 312
Mobile: +46 (0) 704 385 486
_______________________________________________
Seesat-l mailing list
http://mailman.satobs.org/mailman/listinfo/seesat-l
Received on Sat Jan 10 2015 - 13:56:01 UTC

This archive was generated by hypermail 2.3.0 : Sat Jan 10 2015 - 19:56:02 UTC