[amsat-bb] AMSAT-OSCAR 91 identified

[Jerry Buxton]

I apologize to everyone, I didn't realize that the conversation included
amsat-bb.  It was not my intention to tell the whole world what I had done.

 :-)

Jerry Buxton, NØJY

On 11/29/2017 19:42, Jerry Buxton wrote:
> Go for it.  I just notified JSpOC to name catalog 43017 as AO-91.
>
> Jerry Buxton, NØJY
>
> On 11/29/2017 16:07, Ray Hoad wrote:
>> If all of you are OK with Object 43017 as AO-91, I will make the change
>> Thursday. 11-30-2017.
>>
>> Ray Hoad
>> WA5QGD
>> Orbital Elements Manager
>>
>>
>> -----Original Message-----
>> From: Alan [mailto:wa4sca at gmail.com] 
>> Sent: Wednesday, November 29, 2017 12:52
>> To: 'Nico Janssen' <hamsat at xs4all.nl>; 'AMSAT bbs' <amsat-bb at amsat.org>;
>> 'Ray Hoad' <ray.hoad at mypbmail.com>
>> Subject: RE: [amsat-bb] AMSAT-OSCAR 91 identified
>>
>> Nico,
>>
>> I get the same identification using a different technique.  While I haven't
>> had time to characterize the AO-91 transmitter frequency dependence on
>> temperature, in AO-85 is was about -62 Hz/degree C.  Looking at the changing
>> temperatures, that converts to about the same value in AO-91.
>>
>> 73s,
>>
>> Alan
>> WA4SCA
>>
>>
>> <-----Original Message-----
>> <From: AMSAT-BB [mailto:amsat-bb-bounces at amsat.org] On Behalf Of Nico
>> <Janssen
>> <Sent: Wednesday, November 29, 2017 08:30 AM
>> <To: AMSAT bbs <amsat-bb at amsat.org>; Ray Hoad
>> <<ray.hoad at mypbmail.com>
>> <Subject: [amsat-bb] AMSAT-OSCAR 91 identified
>> <
>> <All,
>> <
>> <Detailed doppler measurements show that AMSAT-OSCAR 91 (AO 91)
>> <is object 43017, 2017-073E.
>> <
>> <There is a small frequency drift on the downlink of OSCAR 91. During
>> <ascending passes, i.e. early afternoon passes from south to north, with
>> <the satellite in full sunlight, the downlink shows a frequency drift of
>> <about -19 Hz per minute.
>> <
>> <73,
>> <Nico PA0DLO
>> <
>> <
>> <_______________________________________________
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>> AMSAT-
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>>
>>
>> _______________________________________________
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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 program!
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