[amsat-bb] DOSAAF-85 transponder activation

[Jean-Pierre Godet]

   Many, many thanks Nico for this valuable information.

   Best 73,

   J-P F5YG

Le 30/04/2020 à 12:06, Nico Janssen via AMSAT-BB a écrit :
> 
> The new amateur payload DOSAAF 85 appears to work very well.
> Doppler measurements confirm that it is indeed object 44909,
> 2019-096E. The satellite identifies itself as "RS44" (i.e. Radio
> Sputnik 44) on its CW beacon on 435.6043 kHz. The passband is
> about 63 kHz wide. It may also have a downlink between 2400 and
> 2485 MHz. The frequencies of RS44/DOSAAF 85 have not been IARU
> coordinated. The satellite is in an elliptical orbit with a perigee of
> 1175 km, an apogee of 1511 km and an inclination of 82.5 degrees.
> 
> The payload is apparently attached to the Breeze-KM upper stage of
> a Rokot launch vehicle that launched three Gonets satellites on
> December 26, 2019. It was originally expected to launch in 2015.
> It is based on the Yubileiniy platform.
> 
> For details, see https://space.skyrocket.de/doc_sdat/dosaaf-85.htm 
> <https://t.co/CCuN4HN8KI?amp=1>and
> http://spaceflight101.com/rockot-blasts-off-from-plesetsk-with-military-satellite-payloads/ 
> 
> 
> 73,
> Nico PA0DLO
> 
> On 30-04-2020 10:08, Blinov Igor via AMSAT-BB wrote:
>> Good day!
>> Satellite DOSAAF-85 turn on transponder (linear, inverting) on for 
>> testing purposes.
>> UPLink 145965KHz +/-30 KHz
>> DOWNLink 435640KHz +/-30 KHz
>> BEACON 435605KHz
>> TLE:
>> 1 44909U 19096E   20120.96346743 +.00000010 +00000-0 +00000-0 0  9999
>> 2 44909 082.5239 027.5343 0217449 340.2089 019.0669 12.79706663015985
>> Try it!
>> -- 
>> 73! Igor, RW3XL
>>
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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!
> Subscription settings: https://www.amsat.org/mailman/listinfo/amsat-bb