Re: Double ISS - Sun passes across the Sun

From: Denis (denis.boucher@telus.net)
Date: Fri Aug 06 2004 - 11:49:09 EDT

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    Having written a satellite program to predict these things, I should 
    have known better. It does occur on a regular basis. I am sorry to have 
    raised the issue without doing my homework. Lack of sleep might be the 
    reason!
    
    Denis.
    
    John Locker wrote:
    > Hi Denis ,
    > 
    > Yes , I have one about 20 km from me tomorrow here in the UK , in fact ,
    > they will both be visible from one  crossover location.
    > Last year I caught two similar passes on video , but had to relocate a short
    > distance to get the best shot.
    > 
    > http://mysite.wanadoo-members.co.uk/satcom_transits/iss1449bb.gif
    > http://mysite.wanadoo-members.co.uk/satcom_transits/iss1625bb.GIF
    > 
    > They took place August 14 2003
    > 
    > Regards,
    > 
    > john
    > 
    > 
    > 
    > ----- Original Message ----- 
    > From: "Denis" <denis.boucher@telus.net>
    > To: "SeeSat" <SeeSat-L@satobs.org>
    > Sent: Thursday, August 05, 2004 10:58 PM
    > Subject: Double ISS - Sun passes across the Sun
    > 
    > 
    > 
    >>Two passes in front of the Sun within 20 km and some 90 minutes apart.
    >>How often is this seen?
    >>
    >>
    >>Sun Transit
    >>   Produced: August 5, 2004 3:39:36 PM
    >>   Location: Oddysium Lat: 53.5598  Lon: -113.5582
    >>   Start: (LOC)05/08/2004  15:26:56  Stop: (LOC)10/08/2004  15:26:56
    >>   Min Sat El: 5   Times: LOC
    >>
    >>   ----------------------------------------------------------------------
    >>   Satellite: ISS
    >>   TLE Date:2004-08-04 19:00:12Z   TLE Age: 1.10 days
    >>   Apoge: 362.0 km  Perige: 354.0 km
    >>
    >>Date           Lat     Lon         Path Dist   Az     Rng    Alt    Slt
    >>10/08 12:31:19 53.5021 -113.9814   2.77 28.78  262.2  464.9  49.5   True
    >>10/08 12:31:20 53.5144 -113.8710   2.77 21.34  261.7  464.7  49.5   True
    >>10/08 12:31:21 53.5265 -113.7606   2.77 13.91  260.7  464.6  49.5   True
    >>10/08 12:31:22 53.5385 -113.6501   2.77  6.53  257.0  464.5  49.5   True
    >>10/08 12:31:23 53.5504 -113.5395   2.77  1.62  116.6  464.4  49.5   True
    >>10/08 12:31:24 53.5623 -113.4289   2.77  8.57   88.9  464.3  49.5   True
    >>10/08 12:31:25 53.5740 -113.3182   2.77 15.97   86.6  464.2  49.5   True
    >>10/08 12:31:26 53.5856 -113.2075   2.77 23.40   85.8  464.0  49.4   True
    >>   End of track
    >>10/08 14:06:26 53.7522 -113.8362   2.67 28.25  304.7  453.9  51.2   True
    >>10/08 14:06:27 53.7422 -113.7249   2.67 23.13  317.6  453.9  51.2   True
    >>10/08 14:06:28 53.7321 -113.6136   2.67 19.56  342.2  453.9  51.2   True
    >>10/08 14:06:29 53.7219 -113.5024   2.67 18.45   19.0  454.0  51.2   True
    >>10/08 14:06:30 53.7116 -113.3912   2.67 20.21   47.7  454.0  51.2   True
    >>10/08 14:06:31 53.7012 -113.2801   2.67 24.22   63.0  454.0  51.2   True
    >>10/08 14:06:32 53.6906 -113.1691   2.67 29.58   71.4  454.0  51.2   True
    >>  End of track
    >>
    >>
    >>Denis
    >>
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    > 
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