DO5SB — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving DO5SB, decoded by SO8OO in southeastern Poland. 348 related FT8 messages, 156 CQ messages, observed on 160m, 80m, across 24 UTC dates. Heard between 2026-05-09 and 2026-08-07.
These are automated observations at the SO8OO receiver, not the station's official logbook. Times are UTC. Decoder S/N describes messages received at SO8OO; inferred entity and location data may be inaccurate for portable, remote or special-event operation.
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Overview
Frequent QSO partners observed at SO8OO
Stations DO5SB worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by DO5SB
Approximate centre of JN59, decoded 2026-08-07 04:22 UTC. A transmitted locator is not proof of the operator's permanent location.
Observed FT8 exchanges
S/N cells show: decoded at SO8OO / report transmitted by the counterpart. An observed exchange is not a QSL or an official logbook confirmation.
| Time UTC | Band | DO5SB S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-07 04:22 | 80m | -12 / +6 | TM21TFR | -14 / -5 | 3 | Partial capture |
| 08-07 04:03 | 80m | -6 / - | HI8UD | - / - | 6 | Partial capture |
| 08-07 03:46 | 80m | -12 / - | WB2AA | - / - | 3 | Partial capture |
| 08-07 03:40 | 80m | -16 / - | EA7AH | -15 / - | 5 | ✓ Closing observed |
| 08-07 03:37 | 80m | -11 / 0 | DH8KAM | -14 / -10 | 6 | ✓ Full exchange observed |
| 08-07 03:27 | 80m | -8 / - | K3VN | - / - | 4 | Partial capture |
| 08-07 03:26 | 80m | -6 / - | DH8KAM | - / - | 2 | Partial capture |
| 07-30 03:43 | 80m | -2 / -1 | HG8PQ | +4 / -2 | 5 | ✓ Full exchange observed |
| 07-30 03:40 | 80m | +3 / 0 | DL9KM | -8 / -3 | 6 | ✓ Full exchange observed |
| 07-30 03:37 | 80m | -3 / - | AC8RJ | - / - | 4 | Partial capture |
| 07-30 03:30 | 80m | -9 / - | AC8RJ | - / - | 4 | Partial capture |
| 07-30 03:28 | 80m | +16 / +5 | SA3LEN | +10 / -6 | 5 | ✓ Full exchange observed |
| 07-30 03:27 | 80m | +6 / - | AC8RJ | - / - | 2 | Partial capture |
| 07-29 01:34 | 80m | +11 / -2 | Z33F | -1 / - | 3 | ✓ Closing observed |
| 07-29 01:16 | 80m | +13 / - | KC1AJT | - / - | 2 | Partial capture |
| 07-29 01:09 | 80m | -4 / +2 | SES/IW2OEF | +16 / - | 3 | Partial capture |
| 07-26 02:26 | 80m | +4 / -10 | F5BRF | -15 / -14 | 5 | ✓ Full exchange observed |
| 07-26 02:17 | 80m | +4 / -2 | DK0RPO | -3 / -4 | 6 | ✓ Full exchange observed |
| 07-26 02:16 | 80m | +6 / +1 | YO3OBB | +7 / -2 | 5 | ✓ Full exchange observed |
| 07-26 02:13 | 80m | +8 / +2 | F4EWK | -3 / -5 | 3 | Partial capture |
| 07-26 01:39 | 80m | +4 / - | KJ4KFJ | - / - | 2 | Partial capture |
| 07-16 21:53 | 80m | +3 / - | PE1IWT | - / - | 6 | Partial capture |
| 07-16 21:43 | 80m | -4 / -13 | DM9MMD | -12 / -15 | 3 | ✓ Full exchange observed |
| 07-16 21:14 | 80m | +2 / - | EI/G0BNR | - / -13 | 2 | Partial capture |
| 07-13 05:34 | 80m | -13 / -17 | IK4LZH | -2 / +3 | 2 | Partial capture |
| 07-13 05:16 | 80m | -7 / -3 | YT3BL | +4 / 0 | 5 | ✓ Full exchange observed |
| 07-12 21:05 | 80m | - / 0 | DJ3HW | -2 / - | 2 | ✓ Closing fragment |
| 07-12 20:33 | 80m | 0 / - | ON4CHJ | -10 / - | 3 | ✓ Closing observed |
| 07-10 01:58 | 80m | 0 / - | KB1EFS | - / - | 6 | Partial capture |
| 07-10 01:50 | 80m | +6 / - | US7UC | - / - | 6 | Partial capture |
| 07-10 01:15 | 80m | +4 / -10 | LZ3RG | -2 / -7 | 4 | ✓ Full exchange observed |
| 07-10 01:06 | 80m | +11 / - | PY5XT | - / - | 3 | Partial capture |
| 07-10 01:00 | 80m | +5 / -5 | SP4NKU | -2 / -12 | 5 | ✓ Full exchange observed |
| 07-10 00:59 | 80m | +11 / -11 | RN6MA | +4 / - | 2 | ✓ Closing observed |
| 07-05 21:05 | 80m | -2 / - | F4LCD | - / - | 4 | Partial capture |
| 07-05 20:40 | 80m | - / -1 | M0LOW | -14 / - | 3 | ✓ Closing fragment |
| 07-05 20:36 | 80m | +2 / - | EA5RO | - / - | 2 | Partial capture |
| 07-05 20:33 | 80m | +2 / - | <...> | - / -1 | 2 | Partial capture |
| 07-05 20:24 | 80m | -2 / - | DA1MO | - / - | 4 | Partial capture |
| 07-05 20:21 | 80m | -4 / -1 | <...> | -24 / -20 | 5 | Partial capture |
| 07-05 01:05 | 80m | +2 / -4 | TM2WWA | +9 / +5 | 4 | ✓ Full exchange observed |
| 07-05 00:58 | 80m | -8 / -2 | LZ01MIKU | +12 / +5 | 3 | Partial capture |
| 07-05 00:55 | 80m | -2 / +3 | G0COG | -16 / -13 | 5 | ✓ Full exchange observed |
| 07-05 00:46 | 80m | 0 / +1 | S56KO | -9 / -1 | 7 | ✓ Full exchange observed |
| 07-05 00:42 | 80m | +2 / - | OH5WWA | - / -2 | 3 | ✓ Closing fragment |
| 07-05 00:39 | 80m | -2 / +8 | SK3WWA | -2 / - | 4 | ✓ Closing observed |
| 07-05 00:38 | 80m | +4 / -12 | EC5M | +2 / -1 | 4 | ✓ Full exchange observed |
| 07-05 00:36 | 80m | -6 / +1 | OZ2BMN | +2 / -2 | 5 | ✓ Full exchange observed |
| 06-14 21:58 | 80m | -6 / +9 | <...> | -7 / -1 | 2 | Partial capture |
| 06-14 21:54 | 80m | -7 / - | G4XWR | - / - | 5 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 034330 -16 1814 EA7AH DO5SB RR73 034345 -19 1958 DO5SB EA7AH 73 034630 -12 1554 WB2AA DO5SB JN59 (x3) 035045 -13 1269 P40AA DO5SB JN59 040330 -6 1099 HI8UD DO5SB JN59 (x6) 042245 -11 1772 TM21TFR DO5SB JN59 042300 -14 1771 DO5SB TM21TFR +06 042315 -12 1771 TM21TFR DO5SB R-05
UTC dB Audio Message 210530 -8 1418 OM2WQ DO5SB JN59 (x3) 210715 -9 1674 CQ DO5SB JN59 (x10) 214915 -18 1857 DO5SB G4UJS -18 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.