Re: Y2K Mr Orbit

From: Jim Hale (kj5tf@madisoncounty.net)
Date: Thu Jan 06 2000 - 06:05:31 PST

  • Next message: Eugene M. Harriman II: "Satellite Details"

    I have Mr Orbit also and pluged in this years elements and it works.
    
    Hmmmmm, I'll double check and let you know for sure. Yep, it works.
    
    I can email you a working copy if you like.
    
    Jim
    
    (1980'seditor of Amateur Satellite Observer used a Timex 1000)       ;-)
    
    
    -----Original Message-----
    From: Darwin Teague <dishhead@iquest.net>
    To: seesat-l@blackadder.lmsal.com <seesat-l@blackadder.lmsal.com>
    Date: Wednesday, January 05, 2000 10:40 PM
    Subject: Re: Y2K
    
    
    >I use an old dos program - Mr. Orbit for my satellite predictions. I ran
    >the numbers for Mir and ISS using elements from the last few days of 1999
    >and did the predictions for January of 2000 (it was still 1999 when I did
    >this).
    >
    >I was curious what would happen after the element dates rolled over.
    >
    >I ran it today, asked for the predictions - the program assumed this was
    >January,1980. Needless to say, it didn't work. I decided try something. I
    >changed the first numeral of the date from a 0 to an 8, thereby making the
    >date 1980. Ran it again and the results matched up very well with the ones
    >I ran with the '99 elements. Some were off by 1 degree in altitude
    >(differences in postion of moon?), but good enough for me. The times
    >matched up as did the azimuth,the direction, and most of the altitudes. I'm
    >happy!
    >
    >Friday I'll be able to see if the results I got were accurate.
    >
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