DH4RK — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving DH4RK, decoded by SO8OO in southeastern Poland. 511 related FT8 messages, 39 CQ messages, observed on 80m, 40m, 20m, 10m, across 53 UTC dates. Heard between 2026-05-27 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.
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Overview
Frequent QSO partners observed at SO8OO
Stations DH4RK worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by DH4RK
Approximate centre of JO62, decoded 2026-08-23 20:45 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 | DH4RK S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-22 20:17 | 40m | - / - | DJ1OJ | +8 / - | 2 | ✓ Closing fragment |
| 08-21 18:55 | 20m | -11 / - | K1WY | - / - | 2 | Partial capture |
| 08-21 18:50 | 20m | -6 / - | DL4DO | - / +7 | 2 | Partial capture |
| 08-21 16:05 | 10m | -22 / - | OM3CPV | - / - | 2 | Partial capture |
| 08-21 15:43 | 10m | -18 / - | PY2FUI | - / -7 | 4 | Partial capture |
| 08-21 14:49 | 10m | - / -14 | F1ODM | +9 / - | 2 | Partial capture |
| 08-20 17:43 | 10m | - / -10 | YO6PQE | -15 / - | 2 | ✓ Closing fragment |
| 08-19 22:38 | 80m | - / -14 | DL7EDU | +2 / - | 3 | Partial capture |
| 08-19 22:35 | 80m | -16 / -15 | DK2BJ | 0 / +6 | 4 | ✓ Full exchange observed |
| 08-19 22:32 | 80m | -16 / -10 | OG1AO | -8 / -9 | 6 | ✓ Full exchange observed |
| 08-19 22:30 | 80m | -18 / - | SP6LUV | +6 / +5 | 3 | ✓ Closing observed |
| 08-19 22:28 | 80m | - / - | DK2BJ | -15 / - | 2 | Partial capture |
| 08-19 22:27 | 80m | -22 / -13 | DK9WI | 0 / - | 4 | ✓ Closing observed |
| 08-19 22:24 | 80m | -23 / -17 | DO1ID | +4 / -6 | 4 | ✓ Full exchange observed |
| 08-19 22:22 | 80m | - / -19 | HG8LXL | +4 / - | 3 | ✓ Closing fragment |
| 08-19 22:20 | 80m | -24 / -17 | DK0KG | -2 / - | 4 | ✓ Closing observed |
| 08-19 22:17 | 80m | -19 / -14 | 9A4ZM | +8 / - | 4 | ✓ Closing observed |
| 08-19 22:17 | 80m | -18 / -15 | IQ4JO | 0 / -12 | 4 | ✓ Full exchange observed |
| 08-19 22:16 | 80m | -20 / -23 | YO6LM | +11 / - | 4 | ✓ Closing observed |
| 08-19 22:14 | 80m | - / -14 | E70SZ | +8 / - | 3 | ✓ Closing fragment |
| 08-19 22:13 | 80m | -16 / -9 | DK7UY | +4 / 0 | 5 | ✓ Full exchange observed |
| 08-19 22:06 | 80m | -24 / -15 | UA4FKT | +11 / 0 | 5 | ✓ Full exchange observed |
| 08-19 22:05 | 80m | -23 / -17 | SA6BZZ | -4 / -6 | 5 | ✓ Full exchange observed |
| 08-19 19:29 | 80m | - / -14 | SP0YAGI | +1 / - | 2 | Partial capture |
| 08-19 19:21 | 80m | -20 / -12 | LY8O | -2 / - | 3 | ✓ Closing observed |
| 08-19 19:18 | 80m | -14 / -12 | SP3PLD | +18 / - | 6 | ✓ Closing observed |
| 08-19 19:14 | 80m | - / -14 | OK1TEP | +3 / - | 5 | ✓ Closing fragment |
| 08-19 19:09 | 80m | -18 / -12 | SP9UOP | +12 / -6 | 6 | ✓ Full exchange observed |
| 08-19 19:08 | 80m | - / -17 | DO9FR | -5 / - | 2 | Partial capture |
| 08-19 19:07 | 80m | -17 / -11 | OZ1GC | -4 / 0 | 5 | ✓ Full exchange observed |
| 08-19 19:04 | 80m | - / -13 | DO2TO | +3 / - | 2 | ✓ Closing fragment |
| 08-16 18:58 | 20m | - / -4 | OE9HGV | 0 / - | 2 | ✓ Closing fragment |
| 08-16 18:56 | 20m | - / 0 | HB9AWS | -9 / - | 3 | ✓ Closing fragment |
| 08-16 18:46 | 20m | - / -7 | DL7HS | -10 / - | 2 | ✓ Closing fragment |
| 08-15 21:34 | 80m | -12 / - | DO1DQ | - / - | 2 | Partial capture |
| 08-15 21:31 | 80m | - / -17 | DO9BAU | 0 / - | 5 | ✓ Closing fragment |
| 08-15 21:30 | 80m | - / -7 | OZ6P | +10 / - | 2 | ✓ Closing fragment |
| 08-15 21:25 | 80m | - / - | DD7EE | +15 / - | 3 | Partial capture |
| 08-15 21:24 | 80m | -10 / -13 | SQ2OFS | +8 / -7 | 4 | ✓ Full exchange observed |
| 08-15 21:20 | 80m | -11 / -11 | SP3GTP | +8 / - | 3 | Partial capture |
| 08-15 21:12 | 80m | -16 / -23 | SP2BBQ | +7 / -3 | 4 | ✓ Full exchange observed |
| 08-15 21:12 | 80m | -16 / -12 | UT2PC | +16 / +5 | 5 | ✓ Full exchange observed |
| 08-15 17:39 | 20m | - / -3 | IK7IMO | -10 / - | 2 | ✓ Closing fragment |
| 08-15 15:11 | 20m | - / -5 | F8FUA | +12 / - | 2 | ✓ Closing fragment |
| 08-14 21:09 | 40m | - / -14 | PD2TX | -6 / - | 3 | ✓ Closing fragment |
| 08-14 20:54 | 40m | - / -6 | M8XAD | -18 / - | 2 | Partial capture |
| 08-14 20:47 | 40m | - / -6 | DL5YT | -10 / - | 2 | ✓ Closing fragment |
| 08-14 19:21 | 40m | - / -11 | UA4FKT | +13 / - | 3 | ✓ Closing fragment |
| 08-13 18:58 | 20m | - / 0 | RA3GZ | -14 / - | 2 | ✓ Closing fragment |
| 08-12 21:57 | 20m | - / -9 | DL1NEO | -12 / - | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 194830 -4 2902 DH4RK F6KUC RR73 204715 -9 2687 DH4RK DL5YT -06 (x2) 205415 -20 1788 DH4RK M8XAD -06 (x3) 210330 -7 2945 DC1WB DH4RK R+08 210830 -3 2945 SQ9SET DH4RK JO62 210945 -16 1446 DH4RK PD2TX -14 (x3) 201445 +3 578 DH4RK DL4TL RR73 201715 +7 1026 DH4RK DJ1OJ RR73 (x2) 204515 -15 2138 UR1CCT DH4RK JO62
UTC dB Audio Message 154645 -11 1617 DH4RK F6JON/QRP -07 173900 -9 1425 DH4RK IK7IMO -03 (x2) 161145 -9 2602 DH4RK DF3WI/QRP -11 184630 -7 1030 DH4RK DL7HS -07 (x2) 185630 -9 2217 DH4RK HB9AWS +00 (x3) 185830 +0 2647 DH4RK OE9HGV -04 (x2) 185045 -9 2941 DL4DO DH4RK R+07 (x2) 185515 -15 2960 K1WY DH4RK JO62 (x2)
UTC dB Audio Message 174345 -13 2500 DH4RK YO6PQE -10 (x2) 144630 -6 2854 CQ DH4RK JO62 144945 +5 2820 DH4RK F1ODM -14 (x2) 154130 -11 2198 OD5ET DH4RK JO62 154200 -12 2198 F5SZY DH4RK R+10 154330 -16 2233 PY2FUI DH4RK JO62 (x4) 160230 -13 1256 4Z5TK DH4RK R-06 160500 -24 1257 OM3CPV DH4RK JO62 (x2) 160600 -22 1256 F5NAA DH4RK JO62
UTC dB Audio Message 223045 +6 1540 DH4RK SP6LUV RR73 223100 -13 1016 SP6LUV DH4RK 73 223215 -18 1016 OG1AO DH4RK JO62 (x2) 223300 -8 1977 DH4RK OG1AO -10 223345 -14 1016 OG1AO DH4RK R-09 223400 -8 1977 DH4RK OG1AO RR73 223415 -14 1016 OG1AO DH4RK 73 223500 -1 1086 DH4RK DK2BJ -15 223515 -15 1016 DK2BJ DH4RK R+06 223530 +0 1139 DH4RK DK2BJ RR73 223545 -16 1017 DK2BJ DH4RK 73 223830 +5 1912 DH4RK DL7EDU -14 (x3)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.