UMKA-1 telescope satellite mission

Hi Daniel. And you are right, I took the Pioneer plate as a basis. But I decided to display it with humor. I am glad that you immediately guessed it. It is nice.
The encrypted gender is a girl.
There are hints in the picture.
The background matches the Venus cell.
In the solar system diagram, Venus is at the top.
UMKA looks with a telescope towards the planet Venus.

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Hi. Lately there have been difficulties with the correct display of this page. Thank you for independently notifying about planned events.

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Image transmission via SSTV protocol from the UMKA-1 (RS40S) spacecraft for the Lobachevsky UNN event.

SSTV transmission schedule of the UMKA-1 (RS40S) spacecraft:

  • Transmission start: April 3, 2025 at ~ 07:00 UTC.
  • Transmission end: April 3, 2025 at ~ 17:00 UTC.
  • Format — SSTV Robot 36.
  • Intervals between images — 144 seconds (can be adjusted).

UMKA-1 (RS40S) spacecraft frequency

437.625 MHz GMSK 2k4 USP FEC, GMSK 4k8 USP FEC, GMSK 9k6 USP FEC, SSTV;

Post made on the website R4UAB website (See HERE)

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Received QSL card for special event April Fool’s Day.

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… And I just got a qsl card from the arcticsat-1 team for their broadcasts during the event.

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Got also one.
RS74S 1st of April Event card

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"Image transmission via SSTV protocol from the UMKA RS40S spacecraft

  • Broadcast starts on April 12 at 01:00 UTC
  • Broadcast ends on April 13 at 18:00 UTC
  • Frequency - 437.625 MHz, SSTV Robot36 format

The UMKA RS40S spacecraft is an orbital satellite telescope of the Podolsk school 29, developed on the platform of the SPUTNIX company as part of the Space-π project. It was launched into orbit on March 22, 2021."

Original message sent on the Telegram channel ON AIR (See the message HERE)

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2025-04-12 08:59

2025-04-12 09:02

2025-04-12 09:05

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12.04.2025 09:01UTC


Got some interferences

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13-04-24

10:18 UTC

Jomjom79

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On 2025-04-14 at around 19:1x UTC I’ve received 450 frames from RS40S.
baskiton’s SatsDecoder shows black images.
A new format?

This file contains one “image”: (just remove .zip)
2025-04-14T19:18:35 RS40S - DL7NDR.kss.zip (33.8 KB)

And again today 19:0x UTC

Hello everyone.
In honor of the World Amateur Radio Day, a greeting card will be transmitted from the UMKA satellite. One image will be transmitted. The interval will be 174 seconds.
Frequency - 437.625 MHz
SSTV format Robot36.

Broadcast starts on April 18 at 00:00 UTC
Broadcast ends on April 18 at 23:59 UTC

Happy holiday to all!
73!

P/S Mailing of eQSLs for the April 12th image reports will begin next week.
Thank you for your understanding.

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I normally have my 7-element Arrow yagi pointing straight up, (to try to get a strong signal from birds that pass directly overhead). This UMKA SSTV event would only pass at 15 degrees elevation. What the heck! I temporarily pointed my antenna at about 15 degrees elevation and in the general azimuth direction of this low pass. Bingo! :slight_smile:


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Hi, will e-qsl cards be available for this World Amateur Radio Day SSTV event? (see my reception above!). Thanks - Simon XW0LP

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2025-04-18 07:43 at 10°

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18-04-25 09:16UTC

Jomjom79

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2025-04-18 09:20

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