SP4LO — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving SP4LO, decoded by SO8OO in southeastern Poland. 175 related FT8 messages, 1 CQ messages, observed on 160m, 80m, 60m, 40m, 20m, 10m, across 37 UTC dates. Heard between 2026-05-24 and 2026-08-22.
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.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
Frequent QSO partners observed at SO8OO
Stations SP4LO worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by SP4LO
Approximate centre of KO13, decoded 2026-08-22 20:43 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 | SP4LO S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-22 20:43 | 160m | -18 / - | PA3FR | - / - | 2 | Partial capture |
| 08-22 20:37 | 80m | - / - | SP1MGM | +8 / - | 3 | Partial capture |
| 08-22 20:36 | 80m | +10 / -3 | SQ8NGI | +5 / -3 | 5 | ✓ Full exchange observed |
| 08-21 17:10 | 40m | +1 / - | XU7O | - / -16 | 4 | Partial capture |
| 08-20 07:44 | 40m | - / -15 | SP5ROM | -7 / - | 3 | Partial capture |
| 08-18 19:48 | 60m | -6 / - | OJ0YL | - / -6 | 3 | ✓ Closing fragment |
| 08-18 19:32 | 60m | -13 / - | CT7AIU | - / -10 | 2 | Partial capture |
| 08-18 19:21 | 60m | -12 / - | OJ0YL | - / -1 | 18 | Partial capture |
| 08-18 19:16 | 60m | -7 / - | CT7AIU | - / -16 | 4 | Partial capture |
| 08-18 19:08 | 40m | -18 / - | SQ5OMY | - / -8 | 2 | Partial capture |
| 08-16 12:53 | 40m | - / - | SP9CXN | -7 / - | 2 | ✓ Closing fragment |
| 08-11 19:13 | 40m | -12 / -1 | SP7VCL | -10 / +2 | 3 | ✓ Full exchange observed |
| 08-11 18:59 | 40m | -11 / -1 | SQ3TR | -3 / +1 | 6 | ✓ Full exchange observed |
| 08-11 18:57 | 40m | -11 / - | DS5USH | - / -11 | 2 | Partial capture |
| 08-11 18:53 | 40m | -18 / - | SQ3TR | - / -5 | 2 | Partial capture |
| 08-10 18:45 | 40m | -10 / +2 | YO3IZI | -2 / - | 4 | ✓ Closing observed |
| 08-10 18:42 | 40m | -14 / - | HL5BPF | - / - | 2 | Partial capture |
| 08-10 18:40 | 40m | -19 / - | TA1MHS | - / - | 2 | Partial capture |
| 08-10 18:28 | 20m | - / -2 | RU3FM | -18 / - | 2 | ✓ Closing fragment |
| 08-06 09:56 | 10m | - / -7 | DK8EE | -15 / - | 3 | ✓ Closing fragment |
| 08-05 19:14 | 60m | -4 / -17 | TA1KUT | -5 / -12 | 8 | Partial capture |
| 08-05 18:22 | 20m | - / -14 | D2UY | -16 / - | 2 | ✓ Closing fragment |
| 07-31 21:17 | 40m | -18 / - | ZS1J | - / -16 | 2 | Partial capture |
| 07-31 21:14 | 40m | -20 / - | 9K2GR | - / -9 | 2 | ✓ Closing fragment |
| 07-24 06:58 | 40m | -20 / - | RA5BQ | - / -13 | 2 | ✓ Closing fragment |
| 07-24 06:54 | 40m | -16 / - | TK5NJ | - / -17 | 3 | ✓ Closing fragment |
| 07-22 18:54 | 80m | +6 / - | 4Z4MU | - / -16 | 2 | Partial capture |
| 07-21 19:56 | 160m | - / -11 | ES2AJ | +6 / - | 2 | ✓ Closing fragment |
| 07-21 19:52 | 160m | -21 / -21 | SP9UPV | +12 / - | 4 | ✓ Closing observed |
| 07-21 16:26 | 10m | - / -9 | PD1AC | -10 / - | 2 | ✓ Closing fragment |
| 07-21 15:53 | 40m | - / -13 | UT5UN | -8 / - | 2 | ✓ Closing fragment |
| 07-21 15:52 | 40m | - / - | SP9CXN | -4 / - | 2 | ✓ Closing fragment |
| 07-20 18:49 | 80m | +8 / - | SQ9AWN | - / -4 | 5 | Partial capture |
| 07-20 17:03 | 40m | - / -1 | SQ9AWN | -6 / - | 2 | ✓ Closing fragment |
| 07-20 11:36 | 10m | - / +1 | RU3GF | -14 / - | 2 | ✓ Closing fragment |
| 07-18 19:33 | 80m | +5 / - | SQ9AWN | - / - | 7 | Partial capture |
| 07-18 19:32 | 80m | -2 / - | <...> | - / - | 2 | Partial capture |
| 07-18 19:26 | 80m | +2 / - | SQ9MEZ | - / -1 | 2 | Partial capture |
| 07-14 18:37 | 40m | - / -14 | SO100LKK | -16 / - | 2 | Partial capture |
| 07-14 18:17 | 40m | - / - | DL6EL | -8 / - | 4 | Partial capture |
| 07-13 15:07 | 40m | -16 / - | DJ0BS | -18 / -15 | 4 | ✓ Closing observed |
| 07-13 15:05 | 40m | -19 / - | SQ3PMX | - / -5 | 2 | ✓ Closing fragment |
| 07-13 15:04 | 40m | -19 / - | SP5HWB | -20 / -3 | 3 | ✓ Closing observed |
| 07-13 15:02 | 40m | -20 / - | SP9KKA | - / +2 | 3 | ✓ Closing fragment |
| 07-10 19:30 | 80m | +6 / +9 | SP9CXN | +12 / +1 | 5 | ✓ Full exchange observed |
| 07-08 18:54 | 80m | +14 / - | EX8BT | - / -11 | 6 | Partial capture |
| 07-07 14:52 | 10m | - / -6 | ES0RY | -4 / - | 2 | Partial capture |
| 07-06 19:01 | 20m | - / -15 | JY5IB | -18 / - | 2 | ✓ Closing fragment |
| 07-06 18:37 | 80m | -2 / +1 | SP8BJU | +10 / -2 | 4 | ✓ Full exchange observed |
| 07-05 20:31 | 80m | +2 / -9 | SQ8V | -4 / -4 | 3 | ✓ Full exchange observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 203530 -19 2005 9A2AJ SP4LO RR73 203545 +5 1575 SP4LO 9A2AJ R-19 (x2) 203645 -2 2439 SP4LO DL4KSD JO71 203730 -2 2142 SP4LO SQ9PBV R-10 (x2) 195245 +15 2158 SP4LO SP9UPV JO90 (x2) 195330 -21 2158 SP9UPV SP4LO RR73 195345 +8 2158 SP4LO SP9UPV 73 195630 +8 2232 SP4LO ES2AJ R-11 (x2) 201615 -17 2147 SQ8NGI SP4LO RR73 204315 -16 2184 PA3FR SP4LO KO13 (x2)
UTC dB Audio Message 184900 +9 2113 SQ9AWN SP4LO -04 (x5) 185415 +5 2145 4Z4MU SP4LO -16 (x2) 203615 +17 2219 SQ8NGI SP4LO -03 (x2) 203700 +4 1331 SP4LO SQ8NGI R-03 203715 +8 2219 SQ8NGI SP4LO RR73 203730 +13 2219 SP4LO SP1MGM JO73 203730 +6 1331 SP4LO SQ8NGI 73 203800 +4 2219 SP4LO SP1MGM JO73 (x2)
UTC dB Audio Message 191400 -12 2296 SP4LO SP7VCL 73 125345 -6 2046 SP4LO SP9CXN R+11 (x2) 190830 -20 2307 SQ5OMY SP4LO KO13 (x2) 191115 -14 2307 TA1YMB SP4LO -06 191330 -5 2353 HL5BPF SP4LO -13 074430 -5 2175 SP4LO SP5ROM R-15 (x3) 171015 -4 2092 XU7O SP4LO -16 (x5)
UTC dB Audio Message 192645 -9 1870 OJ0YL SP4LO -04 (x8) 193200 -12 1869 CT7AIU SP4LO -10 (x2) 193715 -16 1870 IU4DTV/IN3 SP4LO -15 194815 -7 1869 OJ0YL SP4LO -06 (x2) 194930 -13 1807 SP4LO RR73; SV9FBK <...> -02 194945 -4 1869 OJ0YL SP4LO RR73
UTC dB Audio Message 101630 -19 1090 SP4LO II6WWA R-10 (x2) 192300 -7 1912 SP4LO SV9ANC R-12 (x3) 183530 -12 1314 SP4LO JY5IB R-18 (x3) 154615 -15 1936 SP4LO UA3SAO -14 061600 -23 1781 SP4LO LZ01MIKU -13 071200 -19 1063 SP4LO UI6O 73 182230 -16 2222 SP4LO D2UY -14 (x2) 182830 -16 1023 SP4LO RU3FM R-02 (x2)
UTC dB Audio Message 105800 +3 2838 SP4LO AO100AG -15 105900 +2 1598 SP4LO F4FSY -10 132930 +7 391 SP4LO 5H1KB -12 163230 -8 2772 SP4LO PR2CC R-13 180730 +0 1818 SP4LO ER3CT +07 (x2) 145230 -5 881 SP4LO ES0RY R-06 (x2) 113600 -12 2189 SP4LO RU3GF +01 (x2) 162630 -8 1242 SP4LO PD1AC R-09 (x2) 095630 -13 2071 SP4LO DK8EE JO41 (x3)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.