UB4RGZ — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving UB4RGZ, decoded by SO8OO in southeastern Poland. 333 related FT8 messages, 48 CQ messages, observed on 80m, 40m, 20m, across 15 UTC dates. Heard between 2026-05-21 and 2026-08-16.
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 UB4RGZ worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by UB4RGZ
Approximate centre of LO45, decoded 2026-06-11 22:34 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 | UB4RGZ S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-16 10:10 | 20m | - / -14 | F4HTA | -12 / - | 3 | Partial capture |
| 08-16 09:39 | 20m | - / -16 | PD3LKN | -12 / - | 3 | Partial capture |
| 08-16 09:36 | 20m | - / -11 | RU3QR | -19 / - | 4 | ✓ Closing fragment |
| 08-16 09:20 | 20m | - / -10 | IK4LZH | -2 / - | 4 | ✓ Closing fragment |
| 08-05 16:36 | 40m | - / - | RG5A | -9 / - | 2 | ✓ Closing fragment |
| 08-04 19:06 | 40m | - / -17 | SP7TF | -6 / - | 2 | ✓ Closing fragment |
| 08-04 18:56 | 40m | - / -8 | IK3TZB | -10 / - | 2 | Partial capture |
| 08-04 18:29 | 40m | - / -13 | ON4ASV | 0 / - | 4 | ✓ Closing fragment |
| 08-04 18:27 | 40m | - / -7 | RA3TVW | -19 / - | 2 | Partial capture |
| 08-04 18:21 | 40m | - / -15 | R2FDU | -11 / - | 3 | ✓ Closing fragment |
| 06-20 20:36 | 40m | - / -7 | UF4S | -2 / - | 2 | ✓ Closing fragment |
| 06-13 21:42 | 40m | - / -7 | UA2KU | -1 / - | 2 | ✓ Closing fragment |
| 06-11 22:33 | 80m | -20 / - | TA7ARH | +9 / -7 | 5 | ✓ Closing observed |
| 06-11 22:30 | 80m | -18 / -9 | Z62NS | +8 / -4 | 5 | ✓ Full exchange observed |
| 06-11 22:25 | 80m | -19 / -18 | EA8UP | +2 / -5 | 8 | ✓ Full exchange observed |
| 06-11 22:23 | 80m | -24 / -9 | YO3FRI | 0 / -5 | 4 | ✓ Full exchange observed |
| 06-11 22:15 | 80m | -24 / - | CT7AUT | - / - | 2 | Partial capture |
| 06-11 22:09 | 80m | -20 / - | <...> | - / -19 | 2 | Partial capture |
| 06-11 22:04 | 80m | -22 / -9 | DL1BBO | 0 / - | 5 | ✓ Closing observed |
| 06-11 22:03 | 80m | -24 / - | <...> | - / -16 | 2 | Partial capture |
| 06-11 22:00 | 80m | -17 / -11 | LZ1ZF | +8 / -5 | 5 | ✓ Full exchange observed |
| 06-11 21:58 | 80m | -19 / -7 | <...> | +4 / -15 | 3 | Partial capture |
| 06-07 23:32 | 80m | - / - | F5MYK | -10 / - | 2 | Partial capture |
| 06-07 23:29 | 80m | -22 / -11 | 9A4ZM | +2 / -18 | 5 | ✓ Full exchange observed |
| 06-07 23:27 | 80m | -24 / - | YL3AVN | - / - | 3 | Partial capture |
| 06-07 23:25 | 80m | -24 / -13 | GI4DOH | -2 / -24 | 5 | ✓ Full exchange observed |
| 06-07 23:24 | 80m | - / - | EA1IOK | -1 / - | 3 | Partial capture |
| 06-07 23:23 | 80m | -24 / -12 | LZ7TD | +6 / - | 3 | ✓ Closing observed |
| 06-07 23:19 | 80m | - / - | IQ0VT | +4 / - | 3 | Partial capture |
| 06-07 23:18 | 80m | -24 / -14 | LZ7TD | +6 / - | 3 | Partial capture |
| 06-07 23:14 | 80m | - / -23 | F4GTB | +9 / - | 3 | ✓ Closing fragment |
| 06-07 23:13 | 80m | - / -18 | 9A5E | +11 / - | 2 | ✓ Closing fragment |
| 06-02 17:50 | 40m | - / - | R2HE | -12 / - | 2 | Partial capture |
| 05-31 22:13 | 40m | - / 0 | OJ0MN | -7 / - | 2 | Partial capture |
| 05-31 21:57 | 40m | - / -6 | GM3AND | -11 / - | 7 | Partial capture |
| 05-31 21:49 | 40m | - / - | TA3NK | -6 / - | 17 | Partial capture |
| 05-31 21:15 | 40m | - / - | F1IQH | -2 / - | 4 | Partial capture |
| 05-31 20:35 | 40m | - / -3 | RW6HPS | -6 / - | 4 | ✓ Closing fragment |
| 05-30 21:35 | 80m | - / -12 | SP8LBK | -2 / - | 3 | Partial capture |
| 05-30 21:33 | 80m | - / 0 | RZ4M | -1 / - | 2 | Partial capture |
| 05-30 21:27 | 80m | - / -21 | RN2F | +5 / - | 4 | ✓ Closing fragment |
| 05-30 21:25 | 80m | - / -7 | OH4TQ | +4 / - | 2 | ✓ Closing fragment |
| 05-30 21:22 | 80m | - / -5 | OK2WMC | +5 / - | 2 | ✓ Closing fragment |
| 05-30 21:18 | 80m | - / -15 | DO1TOM | +3 / - | 3 | ✓ Closing fragment |
| 05-30 21:14 | 80m | - / - | EA1IOK | -2 / - | 2 | Partial capture |
| 05-30 21:13 | 80m | -24 / -9 | TA7ARH | -1 / -6 | 4 | ✓ Full exchange observed |
| 05-30 21:13 | 80m | - / - | CT1BWU | -8 / - | 2 | Partial capture |
| 05-30 21:06 | 80m | - / - | RZ4FWA | -13 / - | 3 | ✓ Closing fragment |
| 05-30 21:04 | 80m | - / +3 | RU3OW | +1 / - | 2 | ✓ Closing fragment |
| 05-28 21:09 | 80m | - / - | PA5WK | -5 / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 092045 +3 462 UB4RGZ IK4LZH JN54 (x3) 093600 -18 1420 UB4RGZ RU3QR -11 (x4) 093900 -12 1082 UB4RGZ PD3LKN JO22 (x3) 100145 -12 369 UB4RGZ F4HTA -14 100215 -19 1877 UB4RGZ PD0WL JO21 101015 -11 368 UB4RGZ F4HTA -14 (x3)
UTC dB Audio Message 183000 +1 1039 UB4RGZ ON4ASV R-13 (x2) 183230 -14 2320 UB4RGZ RA3TVW -12 184445 -6 2179 UB4RGZ DL1DXX -10 185245 -10 1438 UB4RGZ R6OIW KN86 185415 -10 1034 UB4RGZ IK3TZB JN65 (x5) 190545 -5 480 UB4RGZ R4RN 73 190645 -6 1040 UB4RGZ SP7TF -17 (x2) 163645 -10 481 UB4RGZ RG5A KN93 (x2)
UTC dB Audio Message 222815 -18 1497 EA8UP UB4RGZ LO45 222830 +0 732 UB4RGZ EA8UP -18 222845 -19 1497 EA8UP UB4RGZ R-12 222900 +5 732 UB4RGZ EA8UP RR73 222915 -17 1498 EA8UP UB4RGZ 73 223015 -14 1497 Z62NS UB4RGZ LO45 223030 +7 1972 UB4RGZ Z62NS -09 223045 -19 1498 Z62NS UB4RGZ R-04 223100 +10 1973 UB4RGZ Z62NS RR73 223115 -20 1498 Z62NS UB4RGZ 73 223330 -16 1498 TA7ARH UB4RGZ LO45 (x3) 223445 +9 507 UB4RGZ TA7ARH RR73 223500 -21 1498 TA7ARH UB4RGZ 73
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.