P. Clay Sherrod Nov 11, 2015
----- Original Message -----
From: "Bill Gray pluto@... [guide-user]" <guide-user@yahoogroups.com>
To: <guide-user@yahoogroups.com>
Sent: Wednesday, November 11, 2015 1:27 PM
Subject: Re: [guide-user] How to see the object WT1190F guide 9?
> On 11/11/2015 06:59 AM, pastorgalactico@... [guide-user] wrote:
>> I wonder how to get the ephemeris of this object; WT1190F
>>
>> How would come represented in guide 9?
>>
>> Asteroid or satellite. ?
>
> (For those wondering what WT1190F is: briefly, it's a bit of
> unidentified space junk that will re-enter just south of Sri Lanka
> on Friday. I've been involved a fair bit with figuring out where
> and when it will hit, and what it is. More details at :
>
> http://www.projectpluto.com/temp/wt1190f.htm
>
> I was about to provide a long explanation of why you can't do this.
> Then I figured out a way to do it.
>
> Download this file into your Guide folder :
>
> http://www.projectpluto.com/probes.dat
>
> This will provide WT1190F, displayed as a satellite, for times
> from November 1 until impact. The accuracy will be within a few
> arcminutes for now until impact. (The error is because Guide is
> assuming a simple elliptical motion around the earth. It gets a
> little more accuracy by using three sets of elements; it picks the
> "best" elements for the currently specified time.)
>
> -- Bill
>
>
> ------------------------------------
> Posted by: Bill Gray <pluto@...>
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