RA3BU — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving RA3BU, decoded by SO8OO in southeastern Poland. 53 related FT8 messages, 3 CQ messages, observed on 40m, 20m, 10m, across 14 UTC dates. Heard between 2026-05-31 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.
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Overview
Frequent QSO partners observed at SO8OO
Stations RA3BU 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 | RA3BU S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 17:18 | 20m | -5 / - | BA4II | - / -10 | 2 | Partial capture |
| 08-21 19:00 | 20m | -18 / - | TN8GD | - / -19 | 2 | Partial capture |
| 08-21 06:58 | 20m | -14 / -11 | DL1YS | -15 / -14 | 5 | ✓ Full exchange observed |
| 08-21 06:57 | 20m | -13 / - | ON3BEN | - / -10 | 3 | ✓ Closing fragment |
| 08-21 06:54 | 20m | -13 / - | LA9GX | - / -17 | 4 | ✓ Closing fragment |
| 08-21 06:48 | 20m | - / -3 | RV9CX | -12 / - | 2 | ✓ Closing fragment |
| 08-12 15:36 | 20m | - / -22 | IK4LZH | -9 / - | 4 | Partial capture |
| 08-12 15:36 | 20m | - / -3 | BI4XDT | -4 / - | 3 | ✓ Closing fragment |
| 07-16 14:57 | 20m | - / - | PD3LKN | -17 / - | 5 | Partial capture |
| 07-16 14:51 | 20m | - / - | PD3LKN | -20 / - | 2 | Partial capture |
| 07-13 11:17 | 10m | -16 / - | LZ4VR | - / -6 | 2 | ✓ Closing fragment |
| 07-13 11:16 | 10m | -10 / - | UA7T | - / -8 | 2 | ✓ Closing fragment |
| 07-13 11:13 | 10m | -22 / - | LZ3DU | - / -15 | 2 | ✓ Closing fragment |
| 07-11 19:23 | 20m | -12 / - | JY5CG | - / -3 | 2 | Partial capture |
| 07-11 19:21 | 20m | -9 / - | TN8GD | - / -2 | 3 | ✓ Closing fragment |
| 07-11 19:18 | 20m | -8 / - | PY7OO | - / -13 | 3 | ✓ Closing fragment |
| 07-11 19:13 | 20m | -5 / - | EU3LA | - / -12 | 3 | ✓ Closing fragment |
| 07-11 19:12 | 20m | -3 / - | T77RN | - / -12 | 2 | ✓ Closing fragment |
| 07-11 18:51 | 20m | -10 / - | HS0ZOY | -8 / -10 | 2 | ✓ Closing observed |
| 07-11 18:51 | 20m | -11 / -9 | 9K2YM | -7 / - | 4 | ✓ Closing observed |
| 07-11 18:49 | 20m | -6 / - | E75EP | - / -3 | 2 | ✓ Closing fragment |
| 07-06 09:59 | 20m | - / - | RY7G | -16 / - | 2 | ✓ Closing fragment |
| 07-05 12:51 | 20m | -18 / - | <...> | - / - | 5 | Partial capture |
| 07-05 12:32 | 20m | -16 / - | GB2WWA | - / -2 | 2 | ✓ Closing fragment |
| 07-05 12:08 | 20m | -18 / - | 9A4AA | - / - | 3 | Partial capture |
| 07-05 11:55 | 20m | -23 / - | LA1WWA | - / -21 | 4 | Partial capture |
| 07-05 11:48 | 20m | -19 / - | OZ9FF | - / -13 | 4 | ✓ Closing fragment |
| 07-03 12:03 | 20m | - / - | F4HSB | -22 / - | 2 | Partial capture |
| 07-03 11:59 | 20m | - / -21 | RZ4AZ | -20 / - | 2 | Partial capture |
| 06-29 19:45 | 20m | +1 / - | KF0YOB | - / -11 | 2 | Partial capture |
| 06-29 19:43 | 20m | -4 / -4 | OL6WWA | 0 / - | 2 | ✓ Closing observed |
| 06-29 19:43 | 20m | 0 / -3 | 5Z4VJ | -9 / -8 | 3 | ✓ Full exchange observed |
| 06-29 19:36 | 20m | -8 / -4 | CR2WWA | -15 / -11 | 4 | ✓ Full exchange observed |
| 06-29 19:28 | 20m | +1 / -2 | SK3WWA | -10 / -18 | 4 | ✓ Full exchange observed |
| 06-10 16:04 | 40m | - / -5 | R7CD | -22 / - | 2 | Partial capture |
| 06-10 15:25 | 20m | - / -7 | RA9LL | -10 / - | 2 | ✓ Closing fragment |
| 06-08 16:46 | 10m | - / -5 | A92AB | -6 / - | 2 | ✓ Closing fragment |
| 05-31 19:51 | 20m | -20 / +1 | PD1ADA | -6 / -6 | 4 | ✓ Full exchange observed |
| 05-31 19:44 | 20m | +5 / -2 | JG3LGD | -2 / -11 | 4 | ✓ Full exchange observed |
| 05-31 19:43 | 20m | +9 / - | JK1ATM | -11 / -15 | 3 | ✓ Closing observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 065900 -10 1939 DL1YS RA3BU -14 065915 -13 707 RA3BU DL1YS R-11 065930 -17 1939 DL1YS RA3BU RR73 065945 -10 707 RA3BU DL1YS 73 190015 -16 628 TN8GD RA3BU -19 (x2) 170815 -18 1702 XU7O RA3BU RR73 171315 -16 1702 BH4GWF RA3BU RR73 171445 -18 1354 ON1JP RA3BU 73 171545 -12 1354 UA0LQE RA3BU RR73 171630 +5 2218 RA3BU UA3RBM -12 171645 -15 1354 BH4ECL RA3BU -01 171815 -7 1354 BA4II RA3BU -10 (x2) 171945 -12 1354 VR2VOG RA3BU RR73
UTC dB Audio Message 164630 -8 1604 RA3BU A92AB R-05 (x2) 170100 -22 1940 RA3BU D2UY RR73 083715 -9 529 T77RN RA3BU -10 111300 -18 2368 LZ2INP RA3BU -17 111330 -23 1403 LZ3DU RA3BU -15 (x2) 111600 -8 1928 UA7T RA3BU -08 (x2) 111700 -17 1647 LZ4VR RA3BU -06 (x2)
UTC dB Audio Message 160415 -21 1440 RA3BU R7CD R-05 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.