TUBIN/TUBSAT-27 Re-Entry

Thank you very much Vlad. I tried again with the 0.04b Version. TNX

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Uncheck this for decayed sat.

But if you replay the audio file, the wrong timestamp will be sent to server.

To me it seems that the frames are not even sent out? Because I think at least the Total HTTP counter should increase then? See answer #35 from @EU1SAT.

In the last hours we have received frames from PE0SAT, DL7NDR, EU1SAT, F1SXJ, and SV2HWM.

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Dear Vlad,

again thank you very much - this was the clue. I have send the packages to TU Berlin and i have received the answer from the server. Great :slight_smile:

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Thank you for the check, you should received some packets from me from also.

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Yes got 32, thank you for sending them :slight_smile:

The newest space-track TLE seems to be quite good and we will use it for the upcoming pass:

0 TUBIN
1 48900U 21059X   25348.93152566  .03241210  26552-5  68615-3 0  9994
2 48900  97.6607 177.8529 0005305 263.7643  96.3046 16.30883241249684

@fredy Just tried out ikhnos for the first time, amazing software, and seems to fit quite good:

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2025-12-15 05:5x UTC @ 190km, MEL: 9°
8 packets fully decoded and uploaded to SatNOGS and TU-Berlin.

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Updated TLE based on last space-track.org TLE and on Network observations:

TUBIN
1 48900U 21059X   25349.33590169  .00000000  00000-0  69901-3 0    08
2 48900  97.6607 178.3162 0005305 263.7643 311.0419 16.34139243    05

sites.txt (12.0 KB)
tubin_349_v1.dat (2.3 KB)

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One more TLE update:

TUBIN
1 48900U 21059X   25349.49036871  .00000000  00000-0  69884-3 0    00
2 48900  97.6607 178.5042 0005305 263.7643 139.6637 16.36010044    09

tubin_349_v2.dat (1.7 KB)
sites.txt (12.0 KB)

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Updated TLE:

TUBIN
1 48900U 21059X   25349.64901792  .00000000  00000-0  70078-3 0    07
2 48900  97.6607 178.5287 0005305 263.7643 353.7836 16.38196840    01

sites.txt (12.0 KB)
tubin_349_v4.dat (2.7 KB)

2 Likes

@fredy We shifted the TLE another 2 seconds based on SatNOGS Network - Observation 12978187

TUBIN
1 48900U 21059X   25349.64901792  .00000000  00000-0  70078-3 0    07
2 48900  97.6607 178.5287 0005305 263.7643 353.9201 16.38196840    09
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2025-12-15 18:5x UTC @ 180km, MEL: 25°
35 fully decoded packets down to 1.5° elevation, upped to SatNOGS and TU-Berlin.

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One more update:

TUBIN
1 48900U 21059X   25349.75016195  .00000000  00000-0  68364-3 0    08
2 48900  97.6607 178.6295 0005305 263.7643 230.2804 16.39980917    02

tubin_349_v5.dat (1.5 KB)
sites.txt (12.1 KB)

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2025-12-15T18:00z rx in Greece at 5° max elevation. Decoded frames uploaded to SatNOGS and TU-Berlin.

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Updated TLE from the pass over Antarctica and New Zealand:

TUBIN
1 48900U 21059X   25349.78212838  .00000000  00000-0  68674-3 0    07
2 48900  97.6607 178.8706 0005305 263.7643  58.8988 16.40128206    05

sites.txt (12.1 KB)
tubin_349_v7.dat (2.4 KB)

5 Likes

TLE update from the passes over Australia and Japan:

TUBIN
1 48900U 21059X   25349.85568780  .00000000  00000-0  68635-3 0    02
2 48900  97.6607 179.0111 0007573 263.7643 133.2232 16.42199564    04

tubin_349_v9.dat (3.8 KB)
sites.txt (12.1 KB)

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TUBIN over Brazil :brazil: at ~21:09UTC !!

Unfortunately, I had an audio filter activated during the reception and couldn’t decode the live signal :cry: :rofl:

Below is a packet that was subsequently decoded:

Packet

CTRL: 3F0C
MSGTYPE: 1
NR_blocks: 32
Callsign: DP0TBN - CRC OK
block0: 05 11 18 FA 02 15 40 30 D3 1D 3E 26 E3 00 1B 58 03 00 FEC_err: 0
block1: 00 00 09 00 00 74 AB EB 62 D2 73 30 D3 0E B8 7E 8F 7C FEC_err: 0
block2: A7 6F E2 9C F6 E2 73 D6 77 9D EC B7 FB 96 F4 D3 33 FA FEC_err: 1
block3: DB 7D B5 BD F8 7B FA 2F FA 0F F9 4F D5 4D DE 49 37 E9 FEC_err: 0
block4: 9B 96 78 27 E7 64 60 2E 62 9F 44 BE 26 DC 27 B8 99 04 FEC_err: 0
block5: A4 CE 80 1F 8B 7F 13 84 12 89 E2 0D 08 3C 19 0D 8E 1D FEC_err: 1
block6: 21 A0 50 3C 4B C1 93 06 E6 B2 1E C2 CA C9 D4 C8 07 E9 FEC_err: 1
block7: DF F9 5F E2 71 68 39 0C 28 E4 BE 06 B2 24 32 3A BC EA FEC_err: 0
block8: 74 45 5C 9B 1F 33 98 2D F1 60 64 50 01 87 38 20 7D E9 FEC_err: 0
block9: 29 1F 4B 90 A3 24 C9 DB A3 2D 52 A2 42 18 35 E4 24 2A FEC_err: 1
block10: 0B 12 97 F5 D1 35 A3 83 68 BB 23 A3 D1 8E 53 B5 75 75 FEC_err: 1
block11: B3 96 55 3D 16 75 B6 B4 30 45 D4 8A 3F 65 31 EE 27 45 FEC_err: 0
block12: 32 D0 15 E1 D2 92 FE CC 6A 09 F4 3B 3D 85 A9 86 BA 62 FEC_err: 2
block13: DF 48 4D AD 74 95 F8 71 55 CF 32 4F 03 81 6A C6 2F C8 FEC_err: 0
block14: DA 7C 13 47 D9 96 4B D5 A2 13 7B E6 70 CD 14 95 49 B4 FEC_err: 0
block15: 31 6D BA A1 5F B2 AD A6 D9 87 BE 94 13 D6 31 33 7B C9 FEC_err: 0
block16: DE B2 73 B3 4D 2E A2 95 AA E8 59 74 C1 96 8A EA 91 F3 FEC_err: 0
block17: 2A FF 84 B1 1C 0C C3 81 0F A0 05 C6 63 30 8A C0 AD E2 FEC_err: 0
block18: 39 DC 3C 87 59 4F FF A7 C0 A2 04 F7 45 58 3A 06 C7 E6 FEC_err: 0
block19: 38 E7 64 AC 04 E1 43 C0 DD 33 94 FC 19 D8 30 81 60 9A FEC_err: 0
block20: 11 75 88 81 64 2C 85 97 21 BB 4B 48 06 16 4C F1 B7 C4 FEC_err: 0
block21: 22 38 38 B3 44 F2 13 E5 A2 43 E6 03 89 79 05 3D 26 3B FEC_err: 0
block22: F0 82 3E EA B2 3B D0 32 DB 69 2A B6 B2 CA 7D 5B 30 01 FEC_err: 0
block23: 2F 59 62 73 04 F1 5D 57 E5 40 35 93 19 2F BA B5 2D EB FEC_err: 0
block24: 05 2D B2 95 A8 99 39 6E 09 22 15 73 96 26 63 55 72 90 FEC_err: 0
block25: 58 C9 52 56 C8 C4 34 E9 D4 86 7A 6F EA F1 67 D4 4E DE FEC_err: 0
block26: 23 CA C7 59 8B 39 D9 CD 06 EA 92 8E B3 BA 9E C4 0D F2 FEC_err: 0
block27: 49 CE E9 3B EF C2 E9 CF C8 6F DB 35 7D DE 52 9F F6 D2 FEC_err: 0
block28: FE B0 ED 64 E2 3A A4 EF 2E 93 9E 3D 37 1F EA 0B 79 8F FEC_err: 0
block29: 9B E6 9D B4 F4 A7 F8 1E FF 4A CE 94 0F 4E 3B 65 74 1A FEC_err: 0
block30: E1 20 C1 ED 2A E0 01 1C 00 11 05 30 D3 36 1B 05 66 00 FEC_err: 0
block31: 3E 3A 3C 42 2B 2E 2C 2B 3C 30 2D 1C 1D 1B 1B 3B A9 6E FEC_err: 0
All blocks successfully decoded!

Very Good TLE !! TNX Fredy

Also, good reception at my station #3538 (See HERE)… Signal only at the peak of the pass because I currently use a 4el yagi pointed towards the zenith.

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Latest update:

TUBIN
1 48900U 21059X   25349.91463485  .00000000  00000-0  68257-3 0    05
2 48900  97.6607 179.0234 0007570 263.7643 121.5338 16.43746461    09

sites.txt (12.1 KB)
tubin_349_v12.dat (1.8 KB)

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Esta tarde lo escuche

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