JA5SBN — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving JA5SBN, decoded by SO8OO in southeastern Poland. 133 related FT8 messages, observed on 40m, 20m, across 15 UTC dates. Heard between 2026-05-23 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 JA5SBN 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 | JA5SBN S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-20 20:17 | 40m | - / - | SP5DFG | -1 / - | 4 | Partial capture |
| 08-18 19:10 | 40m | - / -12 | US2YW | -4 / - | 3 | ✓ Closing fragment |
| 08-18 19:07 | 40m | - / - | LZ1SAD | -16 / - | 2 | Partial capture |
| 08-18 19:07 | 40m | - / -16 | OK1WCF | -4 / - | 4 | ✓ Closing fragment |
| 08-18 19:01 | 40m | - / -16 | SN1A | -12 / - | 4 | ✓ Closing fragment |
| 08-18 18:56 | 40m | - / -18 | PD1B | -5 / - | 3 | ✓ Closing fragment |
| 08-18 18:52 | 40m | - / - | HA1RJ | 0 / - | 3 | Partial capture |
| 08-18 18:51 | 40m | - / -12 | 9A5E | -2 / - | 2 | ✓ Closing fragment |
| 08-18 18:48 | 40m | - / - | HA7XL | -8 / - | 2 | Partial capture |
| 08-18 18:41 | 40m | - / - | 9A5E | +1 / - | 2 | Partial capture |
| 08-18 18:34 | 40m | - / -18 | ON4AOI | +1 / - | 2 | ✓ Closing fragment |
| 08-18 18:32 | 40m | - / - | 9A5E | -1 / - | 10 | Partial capture |
| 08-17 20:54 | 40m | - / -9 | LZ5UY | -16 / - | 3 | ✓ Closing fragment |
| 08-17 20:41 | 40m | - / -17 | DL3MIB | +2 / - | 2 | ✓ Closing fragment |
| 08-17 20:09 | 40m | - / - | SP2FWC | -4 / - | 5 | Partial capture |
| 08-17 20:08 | 40m | - / -8 | 9A1CCB | +4 / - | 2 | ✓ Closing fragment |
| 08-17 20:06 | 40m | - / -21 | DK7ZT | -13 / - | 5 | Partial capture |
| 08-17 20:04 | 40m | - / - | DF8AA | +1 / - | 2 | Partial capture |
| 08-17 20:03 | 40m | - / -21 | OE1KLA | +4 / - | 2 | ✓ Closing fragment |
| 08-11 20:38 | 40m | - / -13 | DM2HEY | -4 / - | 2 | ✓ Closing fragment |
| 08-11 20:33 | 40m | - / -11 | R5AV | -16 / - | 2 | ✓ Closing fragment |
| 08-11 20:28 | 40m | - / -8 | F5LOW | -17 / - | 4 | ✓ Closing fragment |
| 08-11 20:28 | 40m | - / -15 | UB6OCD | -18 / - | 3 | ✓ Closing fragment |
| 08-11 19:26 | 20m | - / -14 | IQ4JO | -8 / - | 2 | ✓ Closing fragment |
| 08-11 19:13 | 40m | - / -16 | SP6TGI | -3 / - | 4 | Partial capture |
| 07-15 13:18 | 20m | - / - | F6GDC | -10 / - | 2 | Partial capture |
| 07-15 13:13 | 20m | - / -11 | OZ9GA | -12 / - | 2 | Partial capture |
| 07-04 06:03 | 20m | - / -19 | TA2ANK | -12 / - | 2 | ✓ Closing fragment |
| 07-02 21:15 | 20m | - / - | CT1FIU | -12 / - | 3 | Partial capture |
| 06-18 07:58 | 20m | - / -16 | RG5A | +3 / - | 3 | Partial capture |
| 06-17 02:25 | 20m | - / -15 | RA9UAD | -6 / - | 3 | Partial capture |
| 06-12 07:15 | 20m | - / - | RW3LL | -3 / - | 2 | ✓ Closing fragment |
| 06-12 06:12 | 20m | - / - | F5RRS | -1 / - | 3 | Partial capture |
| 06-12 06:11 | 20m | - / - | OE9PCJ | -9 / - | 3 | ✓ Closing fragment |
| 06-12 05:30 | 20m | - / -17 | EA5ASQ | -2 / - | 2 | ✓ Closing fragment |
| 06-12 04:42 | 20m | - / -25 | IK2JYT | -5 / - | 4 | ✓ Closing fragment |
| 06-12 04:40 | 20m | - / -8 | <...> | -6 / - | 3 | Partial capture |
| 06-08 07:37 | 20m | - / -16 | RI0SP | -6 / - | 3 | Partial capture |
| 06-06 05:36 | 20m | - / -18 | SV2HTW | +12 / - | 4 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 190745 -18 1104 JA5SBN LZ1SAD KN22 190745 -5 957 JA5SBN OK1WCF JO80 190815 -14 1104 JA5SBN LZ1SAD KN22 190815 -8 956 JA5SBN OK1WCF JO80 (x3) 191015 +0 956 JA5SBN US2YW KN28 (x3) 201200 +6 1040 JA5SBN IK2JYT -25 201715 +0 2510 JA5SBN SP5DFG KO02 (x4) 203000 +12 1212 JA5SBN HA7XL -17
UTC dB Audio Message 075900 +2 612 JA5SBN RG5A -16 (x2) 205045 -6 1036 JA5SBN TA3V RR73 211545 -12 1521 JA5SBN CT1FIU IN50 (x3) 060330 -14 814 JA5SBN TA2ANK -19 (x2) 131345 -11 793 JA5SBN OZ9GA -11 (x2) 131815 -10 295 JA5SBN F6GDC JN37 (x2) 112545 +4 332 JA5SBN RY7F RR73 192615 -10 1239 JA5SBN IQ4JO -14 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.