9A1BN — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Croatia Locator transmitted in a decoded message: JN75

Receiver-side FT8 activity involving 9A1BN, decoded by SO8OO in southeastern Poland. 645 related FT8 messages, 222 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 10 UTC dates. Heard between 2026-05-09 and 2026-08-01.

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.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

645
Related messages
222
CQ messages
10
UTC dates heard
-1 dB
Mean decoder S/N

Bands

First seen: 2026-05-09
Last seen: 2026-08-01 19:59 UTC

Activity Heatmap

Locator transmitted by 9A1BN

Approximate centre of JN75, decoded 2026-08-01 21:46 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 UTCBand9A1BN S/NCounterpartCounterpart S/NMsgsCapture
08-01 21:54 40m - / -16 PD2FS -4 / - 2 ✓ Closing fragment
08-01 21:50 40m - / -10 R2BIU -10 / - 3 ✓ Closing fragment
08-01 21:48 40m - / +3 OZ6P +1 / - 3 ✓ Closing fragment
08-01 21:42 60m 0 / -10 F4FPR -7 / -5 5 ✓ Full exchange observed
08-01 21:39 60m 0 / -7 G4ZFJ +2 / - 4 ✓ Closing observed
08-01 21:38 60m 0 / - OE5WRO - / -7 2 ✓ Closing fragment
08-01 21:34 80m 0 / -8 DD0AM -6 / -6 4 ✓ Full exchange observed
08-01 21:30 80m -4 / -19 DO1OAS -2 / -1 4 ✓ Full exchange observed
08-01 21:24 80m -10 / - DL0NW - / -8 2 ✓ Closing fragment
08-01 21:16 80m -4 / -12 YL2NX -4 / -2 3 ✓ Full exchange observed
08-01 21:15 80m -2 / -11 HA3GX +3 / -8 5 ✓ Full exchange observed
08-01 21:13 80m -9 / -5 DL1IP -2 / -2 5 ✓ Full exchange observed
06-24 20:07 20m - / -8 M9KTM -4 / - 2 ✓ Closing fragment
06-24 19:56 20m - / -12 M9VVE -4 / - 2 ✓ Closing fragment
06-23 21:08 20m - / -17 M0CKX -10 / - 2 ✓ Closing fragment
06-23 21:08 20m - / -14 M7JVT -6 / - 2 ✓ Closing fragment
06-23 20:44 20m - / - M0PFX -11 / - 3 Partial capture
06-23 11:50 20m - / -12 G1YIZ -16 / - 2 ✓ Closing fragment
06-23 11:31 20m - / -17 LZ3CB +14 / - 2 ✓ Closing fragment
06-23 11:08 20m - / - DH1HF -17 / - 4 Partial capture
06-23 10:42 20m - / -4 DF6WE -8 / - 4 ✓ Closing fragment
06-23 10:26 20m - / -7 SV1CQN -19 / - 3 ✓ Closing fragment
06-13 21:55 80m -1 / -15 RT3K -16 / -8 4 ✓ Full exchange observed
06-13 21:53 80m +2 / -3 DK9MLA +9 / - 4 ✓ Full exchange observed
06-13 21:51 80m 0 / -12 DM2HEY +4 / +3 5 ✓ Full exchange observed
06-13 21:49 80m +4 / -10 DO1TOM -1 / -6 5 ✓ Full exchange observed
06-13 21:47 80m +2 / +5 9A3AUH +4 / - 6 ✓ Full exchange observed
06-13 21:47 80m - / - TM150BEL -5 / - 3 ✓ Closing fragment
06-13 21:45 80m -3 / -13 G8OO -8 / -9 8 ✓ Full exchange observed
06-13 21:43 80m -1 / -3 DL4KSD -2 / -8 6 ✓ Full exchange observed
06-13 21:42 80m -6 / - DO2RG -4 / 0 3 ✓ Closing observed
06-13 21:40 80m +4 / -15 F1PBZ +4 / 0 4 ✓ Full exchange observed
06-13 21:38 80m +1 / 0 IQ4LH 0 / - 4 ✓ Full exchange observed
06-13 21:35 80m +5 / -10 F5MYK -16 / -16 5 ✓ Full exchange observed
06-13 21:33 80m -2 / -9 DD2ML +20 / - 5 ✓ Full exchange observed
06-13 21:30 80m -8 / +3 DK0KTL 0 / +10 5 ✓ Full exchange observed
06-13 21:27 80m -7 / - DO1SHK -15 / -19 4 ✓ Closing observed
06-13 21:26 80m -1 / -7 II3RITN 0 / - 2 Partial capture
06-13 21:24 80m -7 / -2 G4UJS -8 / +6 4 ✓ Full exchange observed
06-13 21:23 80m -4 / - IQ4FE - / -5 3 ✓ Closing fragment
06-13 21:21 80m -1 / -1 OM1AGE -1 / -9 5 ✓ Full exchange observed
06-13 21:18 80m -3 / -9 RY7F -16 / +1 6 ✓ Full exchange observed
06-13 21:17 80m +2 / +2 YU7AS +8 / - 2 Partial capture
06-13 21:14 80m +3 / - R7KJM - / -3 2 ✓ Closing fragment
06-13 21:13 80m +3 / +1 DO8TBO +2 / +8 5 ✓ Full exchange observed
06-13 21:10 80m -2 / -19 SP2LLP -2 / +7 6 ✓ Full exchange observed
06-13 21:09 80m +2 / - 9A5GG +6 / - 3 ✓ Closing observed
06-13 21:02 60m -8 / -3 EW6BZ -1 / +7 4 ✓ Full exchange observed
06-13 21:02 60m -3 / +2 IW5DNZ -8 / - 3 ✓ Closing observed
06-13 21:00 60m -5 / - SP9OPL +7 / +7 5 ✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

Frequency values are decoder audio offsets in hertz, not RF frequencies.

40m
UTC    dB Audio  Message
203245  +1 2402  EX7CQ 9A1BN JN75
203345  +2 2725  CQ 9A1BN JN75
203415  +6 2725  <...> 9A1BN JN75 (x4)
214815  +1 2808  9A1BN OZ6P JO55 (x3)
215015  -7 1282  9A1BN R2BIU KO95 (x3)
215415  -3 2807  9A1BN PD2FS -16 (x2)
215945 -19 1747  9A1BN SA7BYQ RR73
60m
UTC    dB Audio  Message
214045  +0 2458  G4ZFJ 9A1BN RR73
214100  +1  914  9A1BN G4ZFJ 73
214115  -2 2458  CQ 9A1BN JN75 (x3)
214230  -6 2458  9A1BN F4FPR IN88
214245  +2 2458  F4FPR 9A1BN -05
214300  -6 2458  9A1BN F4FPR R-10
214315  -3 2458  F4FPR 9A1BN RR73
214330  -8 2458  9A1BN F4FPR 73
214345  -5 2458  CQ 9A1BN JN75 (x2)
214445  -5 2458  IW9FRA 9A1BN JN75
214515  +1 2458  CQ 9A1BN JN75 (x2)
80m
UTC    dB Audio  Message
212945  +1 2544  CQ 9A1BN JN75
213000  -2 2544  9A1BN DO1OAS -19
213015  -4 2544  DO1OAS 9A1BN R-01
213030  -2 2545  9A1BN DO1OAS RR73
213045  -5 2544  DO1OAS 9A1BN 73
213115  +0 2545  CQ 9A1BN JN75                         a1 (x3)
213245  -6 2544  EW8AAC 9A1BN JN75
213315  -3 2544  CQ 9A1BN JN75
213445  +0 2544  DD0AM 9A1BN JN75
213500  -7 2013  9A1BN DD0AM -08
213515  +1 2544  DD0AM 9A1BN R-06
213530  -5 2013  9A1BN DD0AM RR73
213545  +2 2544  HF9T 9A1BN JN75
20m
UTC    dB Audio  Message
204415 -15 1111  9A1BN M0PFX JO01 (x2)
204615 -18 1375  9A1BN <...> -05
204615  -6 1110  9A1BN M0PFX JO01
210800  -5 2184  9A1BN M7JVT -14
210830  -7 1688  9A1BN M0CKX -17
210830  -8 2185  9A1BN M7JVT RR73
210930 -12 1688  9A1BN M0CKX RR73
195615  -2  683  9A1BN M9VVE -12 (x2)
200145 -11  677  9A1BN IW9FFI -08
200415 -14 1160  9A1BN M0ENG -13
200730  -6  734  9A1BN M9KTM -08 (x2)
201415  +2  682  9A1BN M9VVE 73

Decoder S/N history by band

Daily averages across messages associated with this profile as decoded at SO8OO.