SP1905MFK — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving SP1905MFK, decoded by SO8OO in southeastern Poland. 1,072 related FT8 messages, 209 CQ messages, observed on 80m, 40m, 20m, across 7 UTC dates. Heard between 2026-08-02 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.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
Frequent QSO partners observed at SO8OO
Stations SP1905MFK worked most often, as logged from our receiver:
Activity Heatmap
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 | SP1905MFK S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 19:57 | 80m | - / -11 | IQ4JO | -2 / - | 3 | Partial capture |
| 08-23 19:55 | 80m | - / - | SP6TID | -6 / - | 4 | Partial capture |
| 08-23 19:44 | 80m | - / - | IK1LJO | -24 / - | 2 | Partial capture |
| 08-23 19:40 | 80m | +4 / - | <...> | 0 / - | 2 | ✓ Closing fragment |
| 08-23 19:39 | 80m | +12 / +2 | SP7PGK | +8 / +1 | 3 | Partial capture |
| 08-23 19:35 | 80m | +7 / - | <...> | +10 / - | 3 | ✓ Closing fragment |
| 08-23 19:32 | 80m | +6 / +10 | LY3QR | -23 / -20 | 7 | Partial capture |
| 08-23 19:29 | 80m | +2 / -8 | DL7COC | -15 / -19 | 4 | Partial capture |
| 08-23 19:26 | 80m | - / - | F6FEG | -11 / - | 4 | Partial capture |
| 08-23 19:26 | 80m | +8 / -3 | SQ9ACW | +3 / -16 | 4 | Partial capture |
| 08-23 19:24 | 80m | - / - | ON1BMM | -3 / - | 4 | Partial capture |
| 08-23 19:24 | 80m | +7 / - | <...> | +1 / - | 9 | ✓ Closing fragment |
| 08-23 19:23 | 80m | +3 / - | SP5DFK | -1 / -19 | 3 | Partial capture |
| 08-23 19:19 | 80m | -8 / -11 | F6FEG | -15 / -18 | 5 | Partial capture |
| 08-23 19:14 | 80m | +2 / -10 | PE1FBC | -5 / -16 | 6 | Partial capture |
| 08-23 19:13 | 80m | - / - | DL7UKA | +3 / - | 5 | Partial capture |
| 08-23 19:13 | 80m | - / - | YL3KZ | +11 / - | 4 | Partial capture |
| 08-23 19:13 | 80m | -1 / -11 | S58MU | +3 / -11 | 3 | Partial capture |
| 08-23 19:13 | 80m | - / - | SO8DAN | +10 / - | 2 | Partial capture |
| 08-23 19:13 | 80m | +4 / -15 | UR5NPF | +4 / -8 | 3 | Partial capture |
| 08-23 19:12 | 80m | +5 / - | <...> | -2 / - | 17 | ✓ Closing fragment |
| 08-23 19:11 | 80m | +2 / +5 | SP3AC | -9 / -16 | 3 | Partial capture |
| 08-23 19:10 | 80m | - / - | UR4LG | -8 / - | 3 | Partial capture |
| 08-23 19:05 | 80m | - / +3 | SP6PCB | +3 / - | 17 | Partial capture |
| 08-23 19:05 | 80m | - / - | SP90K | +3 / - | 6 | Partial capture |
| 08-23 19:04 | 80m | - / - | DM1TRO | -5 / - | 6 | Partial capture |
| 08-23 19:04 | 80m | - / - | UR4LG | -11 / - | 4 | Partial capture |
| 08-23 19:03 | 80m | +1 / - | LY1DY | +2 / -4 | 3 | Partial capture |
| 08-23 19:03 | 80m | +5 / - | <...> | +2 / - | 8 | ✓ Closing fragment |
| 08-23 18:59 | 80m | +12 / - | SP5GW | - / -12 | 6 | Partial capture |
| 08-23 18:55 | 80m | +9 / -12 | SP5AKI | -4 / -12 | 3 | Partial capture |
| 08-23 18:54 | 80m | +4 / -6 | SQ5TOM | 0 / -13 | 3 | Partial capture |
| 08-23 18:54 | 80m | - / - | UR4LG | -18 / - | 4 | Partial capture |
| 08-23 18:53 | 80m | +1 / - | SP5BK | +6 / -13 | 2 | Partial capture |
| 08-23 18:52 | 80m | 0 / -5 | SP9HAX | +5 / -9 | 2 | Partial capture |
| 08-23 18:47 | 80m | -2 / - | OE3ZIO | - / -19 | 2 | Partial capture |
| 08-23 18:47 | 80m | +3 / - | <...> | 0 / - | 17 | ✓ Closing fragment |
| 08-23 08:37 | 40m | -5 / - | DJ0MAB | - / -13 | 3 | Partial capture |
| 08-23 08:35 | 40m | -7 / - | <...> | - / - | 3 | ✓ Closing fragment |
| 08-23 08:31 | 40m | -12 / - | <...> | -20 / - | 3 | ✓ Closing fragment |
| 08-23 08:28 | 40m | - / -5 | YU7AS | -20 / - | 2 | Partial capture |
| 08-23 08:27 | 40m | -12 / - | <...> | -12 / - | 3 | ✓ Closing fragment |
| 08-23 08:26 | 40m | -12 / -4 | DL1JPF | -11 / -10 | 2 | Partial capture |
| 08-23 08:22 | 40m | -3 / +6 | DL6UM | -6 / -21 | 4 | Partial capture |
| 08-23 08:22 | 40m | -4 / - | <...> | -14 / - | 4 | ✓ Closing fragment |
| 08-23 08:21 | 40m | -7 / -1 | DH5WB | -18 / -11 | 3 | Partial capture |
| 08-23 08:17 | 40m | -9 / - | IN3XUG | -10 / -10 | 2 | Partial capture |
| 08-23 08:17 | 40m | -9 / - | <...> | -14 / - | 4 | ✓ Closing fragment |
| 08-23 08:14 | 40m | -13 / - | <...> | -13 / - | 2 | ✓ Closing fragment |
| 08-23 08:12 | 40m | - / - | IN3XUG | -16 / - | 4 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 194200 +7 1465 CQ SP1905MFK (x2) 194245 -24 1464 SP1905MFK DL3JHK JO62 194345 -19 1463 SP1905MFK M8FQT IO93 194430 -24 1328 SP1905MFK IK1LJO JN45 (x2) 194615 -3 1978 SP1905MFK IQ4JO JN63 195515 -14 2407 SP1905MFK SP6TID JO81 (x4) 195715 -2 1978 SP1905MFK IQ4JO JN63 (x3) 200315 -3 1912 SP1905MFK OE4MQW -02
UTC dB Audio Message 083200 -10 1459 CQ SP1905MFK 083300 -7 1459 <...> SP1905MFK RR73 083330 -9 1459 CQ SP1905MFK 083345 -4 1458 SP6FME SP1905MFK -06 083400 -8 1459 CQ SP1905MFK 083530 -10 1459 <...> SP1905MFK RR73 083600 -5 1459 CQ SP1905MFK 083630 -6 1459 <...> SP1905MFK (x2) 083715 -9 1459 DJ0MAB SP1905MFK -13 (x3) 084930 -17 1648 SP1905MFK DL2AMM JO50 085030 -22 1395 SP1905MFK DJ0BS R-07 085115 -19 2284 SP1905MFK OE3ZIO R-02
UTC dB Audio Message 193045 +0 987 SP1905MFK UT3UZ -03 (x7) 193345 -17 1732 SP1905MFK OE2RXN R-14 194000 -18 1339 SP1905MFK US3LX R+07 194030 -16 1339 8D81RI SP1905MFK 73 184015 -13 1504 SP1905MFK <...> 73 (x5)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.