OD5SB — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving OD5SB, decoded by SO8OO in southeastern Poland. 1,015 related FT8 messages, 19 CQ messages, observed on 80m, 40m, 20m, 10m, across 45 UTC dates. Heard between 2026-05-26 and 2026-08-23.
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 OD5SB worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by OD5SB
Approximate centre of KM74, decoded 2026-08-19 20:23 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 | OD5SB S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-19 20:29 | 80m | - / -18 | TA1PB | -6 / - | 2 | ✓ Closing fragment |
| 08-19 20:22 | 80m | -15 / - | F4VWS | - / - | 2 | Partial capture |
| 08-15 21:50 | 80m | -23 / -18 | R50RKZ | -2 / -20 | 3 | ✓ Full exchange observed |
| 08-15 19:23 | 80m | - / - | UT7UA | +11 / - | 3 | Partial capture |
| 08-09 20:03 | 80m | -18 / -17 | SM5IZS | +2 / - | 4 | ✓ Closing observed |
| 08-09 19:57 | 80m | -16 / -10 | YO4NT | +20 / -4 | 3 | ✓ Full exchange observed |
| 08-09 19:55 | 80m | -22 / - | IK6GTF | +3 / -16 | 3 | ✓ Closing observed |
| 08-09 19:52 | 80m | -12 / - | G4YKQ | - / - | 2 | Partial capture |
| 08-08 19:55 | 80m | -20 / -18 | UR1CCT | +22 / -12 | 4 | ✓ Full exchange observed |
| 08-08 19:42 | 80m | -24 / -20 | SP8NR | +3 / -21 | 4 | ✓ Full exchange observed |
| 08-08 19:40 | 80m | -11 / -12 | RT6Z | +13 / -10 | 7 | ✓ Full exchange observed |
| 08-08 19:38 | 80m | - / -14 | R7CD | +8 / - | 3 | ✓ Closing fragment |
| 08-08 18:36 | 80m | -22 / - | RA3X | - / - | 2 | Partial capture |
| 08-05 21:02 | 80m | - / -12 | TA1MHS | -10 / - | 2 | Partial capture |
| 08-05 20:53 | 80m | -24 / -13 | YO6LM | +6 / - | 3 | ✓ Closing observed |
| 08-05 20:52 | 80m | - / -23 | Z62NS | +13 / - | 2 | ✓ Closing fragment |
| 08-04 22:17 | 80m | - / -24 | RY6O | -2 / - | 3 | Partial capture |
| 08-04 21:56 | 80m | - / -15 | DK5WL | +9 / - | 3 | ✓ Closing fragment |
| 08-04 21:55 | 80m | - / - | SM2LIY | +15 / - | 2 | Partial capture |
| 08-04 21:55 | 80m | -24 / - | R7DX | +9 / -6 | 2 | ✓ Closing observed |
| 08-04 21:43 | 80m | -16 / -14 | LA0FA | +7 / -6 | 5 | ✓ Full exchange observed |
| 08-04 21:42 | 80m | -20 / - | R4HLO | -16 / -16 | 3 | ✓ Closing observed |
| 08-04 21:38 | 80m | -24 / -2 | IK8INR | -8 / - | 5 | ✓ Closing observed |
| 08-04 21:28 | 80m | - / - | G6CUT | +10 / - | 4 | ✓ Closing fragment |
| 08-04 21:26 | 80m | -24 / -3 | TA2LG | +2 / -7 | 4 | ✓ Full exchange observed |
| 08-04 21:18 | 80m | - / - | G6CUT | +12 / - | 3 | Partial capture |
| 08-04 21:17 | 80m | -15 / - | TN8GD | - / -26 | 2 | Partial capture |
| 08-04 21:14 | 80m | - / - | SP8AOV | +16 / - | 2 | Partial capture |
| 08-04 21:13 | 80m | - / - | ON6JN | -17 / - | 2 | Partial capture |
| 08-04 21:12 | 80m | -14 / - | R6DOB | - / - | 2 | Partial capture |
| 08-04 21:05 | 80m | - / - | SP5MXZ | +14 / - | 9 | Partial capture |
| 08-04 21:05 | 80m | - / - | SP8AOV | +14 / - | 3 | Partial capture |
| 08-04 21:03 | 80m | - / -13 | F4JTM | +6 / - | 4 | Partial capture |
| 08-04 20:58 | 80m | -21 / -19 | RY4ABB | -13 / -17 | 2 | Partial capture |
| 08-03 20:55 | 80m | - / - | IK6QRE | +8 / - | 3 | Partial capture |
| 08-03 20:50 | 80m | -15 / -19 | IT9JPE | -12 / - | 3 | ✓ Closing observed |
| 08-03 20:48 | 80m | - / - | IK6QRE | +1 / - | 4 | Partial capture |
| 08-03 20:42 | 80m | -19 / - | DM2RM | - / - | 2 | Partial capture |
| 08-01 22:35 | 80m | -18 / - | R2EA | - / - | 4 | Partial capture |
| 08-01 22:31 | 80m | - / - | SV2TNG | -16 / - | 2 | Partial capture |
| 08-01 22:16 | 80m | - / - | SP6LUT | +6 / - | 6 | Partial capture |
| 08-01 22:14 | 80m | -16 / -14 | TF4M | -7 / -23 | 5 | ✓ Full exchange observed |
| 08-01 21:59 | 80m | -19 / -20 | RY4D | +2 / - | 3 | Partial capture |
| 08-01 18:24 | 80m | -18 / - | UA3ECJ | - / - | 2 | Partial capture |
| 08-01 18:17 | 80m | - / - | UA3ECJ | +4 / - | 2 | Partial capture |
| 08-01 18:14 | 80m | -20 / -13 | UT4WT | +4 / -19 | 8 | ✓ Full exchange observed |
| 08-01 17:52 | 80m | -19 / -14 | RX6DA | 0 / - | 4 | ✓ Closing observed |
| 08-01 17:51 | 80m | - / - | UA4LDP | -14 / - | 2 | Partial capture |
| 08-01 17:47 | 80m | -19 / -19 | RA3LBW | +2 / -16 | 4 | ✓ Full exchange observed |
| 08-01 17:42 | 80m | -18 / -13 | RQ7O | +2 / - | 4 | ✓ Closing observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 192400 -1 854 OD5SB UR5EEW KN68 (x8) 205000 -16 2235 OD5SB IQ3GO -25 (x4) 195130 -15 1284 OD5SB UB5O/M -17 (x2) 200630 -11 1820 OD5SB II7MGBA -22
UTC dB Audio Message 200400 -2 1789 OD5SB SM5IZS -17 (x2) 212445 -14 2200 DO1SJF OD5SB KM74 192330 +5 2739 OD5SB UT7UA KO50 (x3) 215030 -5 1608 OD5SB R50RKZ -18 215045 -23 1608 R50RKZ OD5SB R-20 215100 +0 1608 OD5SB R50RKZ RR73 224830 -16 1193 SV2HTW OD5SB KM74 202000 -19 1155 F4VWS OD5SB KM74 (x3) 202915 -7 1980 OD5SB TA1PB -18 (x2)
UTC dB Audio Message 205030 -7 2280 II1NAP OD5SB KM74 (x4) 060030 -15 1167 OD5SB <...> -14 194330 -22 1700 OD5SB IQ9GD -15 074600 -21 1772 OD5SB <...> -17 (x3) 183100 -8 639 OD5SB RR73; BG5BNW <...> -14 183230 -6 913 OD5SB IQ0OS -13 (x2) 183800 -13 1397 OD5SB IQ6PE -11 (x3)
UTC dB Audio Message 170545 -3 1535 OD5SB TA2R KN41 170545 +7 2147 OD5SB 9K2ET LL39 170615 +3 1535 OD5SB TA2R KN41 170615 +6 2147 OD5SB 9K2ET LL39 (x2) 170645 +0 1534 OD5SB TA2R KN41 170715 -1 2146 OD5SB 9K2ET LL39 (x2) 102645 -24 1779 EX8ABR OD5SB R-15 102815 -16 1769 OD5SB R6LMH +00 (x2) 074930 -19 1700 OD5SB IQ9BF -06 173415 -2 2334 OD5SB RA6OB KN98 (x2) 173545 -11 1192 OD5SB RA3ZH KO81
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.