[amsat-bb] Re-entry predictions for BY70-1
k.alexander at rogers.com
Mon Jan 30 00:23:05 UTC 2017
A unique meteor scatter opportunity!
On 2017-01-29 5:51 PM, Mac A. Cody wrote:
> Todd and Joe,
> Given that BY70-1 is a 2U cubesat measuring 10x10x20cm and weighing
> only a few kilograms (details here:
> it will completely burn up upon reentry. When and where it will
> burn up, of course, depends on the orbital dynamics, atmospheric
> conditions (the sun's radiation affects the height of the top of the
> atmosphere), and the satellite cross-section. The eventual demise may
> be over one of the oceans or a cloudy region, with no one present or
> able to witness it.
> Since BY70-1 is reported to have 3-axis stabilization, we may be
> able to enjoy its use right up to its fiery end. I have been trying
> to work BY70-1 as much as my other responsibilities will allow. I
> encourage all to do the same.
> Mac / AE5PH
> On 01/29/2017 10:07 AM, Todd Deckard wrote:
>> Greetings Joe!
>> space-track.org lists the decay epoch as 2017-02-22 0:00:00 -- note
>> this is not strictly the re-entry time but perhaps gives us an
>> approximate window?
>> I do not understand the material very well. It appears for large
>> objects they will calculate a time-and-impact prediction as things
>> become more certain but perhaps poor Bayi-Kepu-Weixing-1 may not rate
>> as it doesn't pose a hazard.
>> I don't even know if it would be visible during re-entry given the
>>> When will we have a closer idea of when it may re-enter?
>>> It would be neat to try to catch it on video.
>>> Joe WB9SBD
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> Sent via AMSAT-BB at amsat.org. AMSAT-NA makes this open forum available
> to all interested persons worldwide without requiring membership.
> Opinions expressed
> are solely those of the author, and do not reflect the official views
> of AMSAT-NA.
> Not an AMSAT-NA member? Join now to support the amateur satellite
> Subscription settings: http://www.amsat.org/mailman/listinfo/amsat-bb
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