2026-05-11 01:54 UTC over 
1 Like
i confirmed, same here too
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A couple from 09:26Z pass over IO91. Heard a 3rd image but too poor for decode. Didn’t hear any “3 second” interference on this pass.
11-May-26 09:31
11-May-26 09:33
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"In honor of the 95th anniversary of the birth of two-time Hero of the Soviet Union and cosmonaut Georgy Mikhailovich Grechko, UMKA-1 (RS40S) will host a special broadcast.
Radio amateurs volunteered to organize the broadcast and helped prepare postcards for it.
Thank you, Konstantin!
Frequency: 437.625 MHz
SSTV format: Robot36
Interval between images: 120 seconds
Broadcast time:
Start: May 24, 01:36UTC
End: May 25, 23:59UTC"
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(7° el max to my QTH) !!
provide e-qsl ?
UMKA-1 SSTV 95th anniversary of the birth of two-time Hero of the Soviet Union and cosmonaut Georgy Mikhailovich Grechko
2 Likes
expectation:
vs
reality for mostly noob:
over 2026-05-25 02:19 UTC
happy birthday grandpa! 95 year old. wow.. what the secret?
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He died 2017 aged 85.
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ups . sorry guys!
"The UmKA-1 (RS40S) school satellite will transmit audio messages from students around the world to children across the globe. The event is scheduled to coincide with International Children’s Day.
Transmission Parameters:
Transmission Start - 31-05-2026 17:17 UTC
Transmission End - 01-06-2026 (TBD)
Frequency: 437.625 MHz
Transmission Interval: Every 240 seconds (4 minutes)
Modulation: FM (voice message)
Note: The transmission schedule may be adjusted and message transmission may be delayed or interrupted early if necessary due to technical reasons."
7 Likes