DO1YFF — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving DO1YFF, decoded by SO8OO in southeastern Poland. 376 related FT8 messages, 36 CQ messages, observed on 160m, 80m, 10m, across 49 UTC dates. Heard between 2026-05-22 and 2026-08-20.
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 DO1YFF worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by DO1YFF
Approximate centre of JO42, decoded 2026-08-20 20:29 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 | DO1YFF S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-19 07:01 | 10m | -10 / - | M3NRX | - / -18 | 3 | ✓ Closing fragment |
| 08-09 05:00 | 80m | 0 / - | DD0AM | -19 / -15 | 4 | ✓ Closing observed |
| 08-09 04:56 | 80m | 0 / - | ON3CCC | - / -9 | 2 | ✓ Closing fragment |
| 08-09 04:52 | 80m | 0 / -2 | SP6JIU | +24 / -2 | 5 | ✓ Full exchange observed |
| 08-09 04:49 | 80m | -5 / -2 | OK1HEH | +2 / -14 | 3 | Partial capture |
| 08-09 04:47 | 80m | 0 / - | CT7AUT | - / -24 | 2 | ✓ Closing fragment |
| 08-08 20:53 | 80m | +6 / - | 8S7DL | 0 / - | 6 | ✓ Closing observed |
| 07-16 20:31 | 80m | -7 / - | DO9MH | -16 / -7 | 4 | ✓ Closing observed |
| 07-16 20:30 | 80m | -8 / - | RA6FYL | - / -16 | 3 | ✓ Closing fragment |
| 07-16 20:30 | 80m | - / +1 | DL6UM | +2 / - | 3 | Partial capture |
| 07-16 19:34 | 80m | - / -11 | R6ODC | -7 / - | 2 | Partial capture |
| 07-16 19:30 | 80m | -6 / -11 | SP4MPH | -9 / -11 | 5 | ✓ Full exchange observed |
| 07-16 19:25 | 80m | -4 / - | SQ9SET | - / - | 2 | Partial capture |
| 07-15 20:04 | 80m | -4 / - | <...> | - / -1 | 2 | Partial capture |
| 07-15 19:57 | 80m | -7 / - | M9KNI | - / -11 | 4 | ✓ Closing fragment |
| 07-15 19:52 | 80m | -8 / - | 8S7DL | - / - | 8 | Partial capture |
| 07-14 20:52 | 80m | -8 / +9 | GM1TGY | -9 / - | 4 | ✓ Closing observed |
| 07-14 20:47 | 80m | -7 / -19 | DK7ZT | +2 / -10 | 4 | ✓ Full exchange observed |
| 07-13 20:39 | 80m | -12 / - | OZ5AGJ | - / -6 | 2 | ✓ Closing fragment |
| 07-12 20:20 | 80m | -11 / - | DA6WA | -24 / -17 | 2 | Partial capture |
| 07-12 20:20 | 80m | -5 / -11 | DK4FH | -5 / - | 6 | ✓ Closing observed |
| 07-09 21:04 | 80m | -3 / -7 | R2AL | +3 / - | 4 | ✓ Closing observed |
| 07-09 21:00 | 80m | -7 / -3 | OK1FAN | +5 / - | 3 | ✓ Closing observed |
| 07-09 05:09 | 80m | -11 / -6 | OE8DDX | +3 / -20 | 3 | Partial capture |
| 07-08 21:35 | 80m | +5 / - | A71UN | - / - | 3 | Partial capture |
| 07-08 20:58 | 80m | - / - | OE3OOG | +10 / - | 2 | ✓ Closing fragment |
| 07-08 20:57 | 80m | +2 / +1 | HB9GFX | -2 / -8 | 6 | ✓ Full exchange observed |
| 07-08 20:57 | 80m | +2 / +4 | IK2HNG | -6 / - | 4 | ✓ Closing observed |
| 07-08 20:43 | 80m | -6 / -1 | HB9EFK | +13 / +2 | 5 | ✓ Full exchange observed |
| 07-07 11:12 | 10m | -7 / -10 | MD0CCE | -12 / - | 5 | ✓ Closing observed |
| 07-05 20:09 | 80m | 0 / - | II7WWA | - / - | 4 | Partial capture |
| 07-05 19:52 | 80m | +1 / - | II7WWA | - / - | 9 | Partial capture |
| 07-05 19:45 | 80m | -2 / - | <...> | - / -9 | 3 | Partial capture |
| 07-04 19:42 | 80m | -10 / - | II7WWA | - / - | 10 | Partial capture |
| 07-03 21:57 | 80m | - / - | EA3HMM | -17 / - | 3 | Partial capture |
| 07-03 21:55 | 80m | -3 / - | CS2WWA | - / -17 | 4 | ✓ Closing fragment |
| 07-03 21:26 | 80m | 0 / - | EH1WWA | - / - | 7 | Partial capture |
| 07-03 21:16 | 80m | -6 / - | SK3WWA | -2 / -13 | 7 | ✓ Closing observed |
| 07-02 20:57 | 80m | -2 / - | <...> | - / - | 3 | Partial capture |
| 07-02 20:33 | 80m | -8 / -2 | SN3WWA | -10 / - | 4 | ✓ Closing observed |
| 07-02 20:30 | 80m | -4 / +7 | OP0WWA | 0 / -2 | 5 | Partial capture |
| 07-02 20:28 | 80m | -1 / - | II6WWA | 0 / -15 | 3 | ✓ Closing observed |
| 07-02 20:24 | 80m | -9 / -10 | II8WWA | -7 / -17 | 5 | ✓ Full exchange observed |
| 07-02 20:18 | 80m | - / -5 | DL4BBY | -2 / - | 3 | ✓ Closing fragment |
| 07-02 20:04 | 80m | -9 / -3 | IK3ASM | -8 / -18 | 7 | ✓ Full exchange observed |
| 06-30 20:41 | 80m | -9 / -24 | R3HH | -1 / - | 4 | ✓ Closing observed |
| 06-30 20:38 | 80m | -6 / -16 | II4WWA | -12 / -15 | 8 | ✓ Full exchange observed |
| 06-30 20:32 | 80m | -7 / -15 | II2WWA | -5 / -10 | 11 | ✓ Full exchange observed |
| 06-30 19:54 | 80m | -10 / -4 | II3WWA | 0 / -11 | 7 | ✓ Full exchange observed |
| 06-30 11:12 | 10m | +14 / - | A41ZZ | - / - | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 044945 -5 2799 OK1HEH DO1YFF R-14 045245 -4 2799 SP6JIU DO1YFF JO42 045300 +27 2862 DO1YFF SP6JIU -02 045315 +3 2799 SP6JIU DO1YFF R-02 045330 +22 2862 DO1YFF SP6JIU RR73 045345 +2 2799 SP6JIU DO1YFF 73 045615 +4 2798 ON3CCC DO1YFF R-09 (x2) 050045 +0 2798 DD0AM DO1YFF JO42 (x2) 050130 -19 2629 DO1YFF DD0AM RR73 050145 -1 2798 DD0AM DO1YFF 73 195700 -6 1811 DO1YFF RL2F RRR 202945 -9 648 <...> DO1YFF JO42 203000 -4 1487 DO1YFF ZA/IW2JOP -08
UTC dB Audio Message 204200 -4 1041 HI4WWA DO1YFF JO42 (x2) 111215 +15 2397 A41ZZ DO1YFF JO42 (x2) 111200 -6 2713 MD0CCE DO1YFF JO42 (x2) 111315 -13 2361 DO1YFF MD0CCE -10 (x2) 111400 -9 2713 MD0CCE DO1YFF 73 162300 -15 1121 CQ DO1YFF JO42 a1 (x3) 070100 -10 998 M3NRX DO1YFF JO42 (x3)
UTC dB Audio Message 022115 -9 1714 DO1YFF I8OHQ -16 022200 +1 2534 I8OHQ DO1YFF R-08 (x4) 211115 -8 1546 CT2GQA DO1YFF JO42 (x9) 201545 -15 1568 CE4KM DO1YFF JO42
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.