SP9CTW — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving SP9CTW, decoded by SO8OO in southeastern Poland. 350 related FT8 messages, 78 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 28 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 SP9CTW worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by SP9CTW
Approximate centre of JN99, decoded 2026-08-08 15:49 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 | SP9CTW S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-20 13:43 | 20m | - / -19 | SM0EJR | -13 / - | 7 | Partial capture |
| 08-18 14:41 | 20m | - / +4 | TA3NK | -2 / - | 3 | ✓ Closing fragment |
| 08-08 15:46 | 40m | -13 / - | PD1ADA | - / -12 | 5 | ✓ Closing fragment |
| 08-08 15:44 | 40m | -5 / - | LB8X | - / -17 | 3 | ✓ Closing fragment |
| 08-08 15:40 | 40m | -11 / - | UN7LBU | - / - | 6 | Partial capture |
| 08-08 15:31 | 40m | -14 / - | PD1HBL | - / +1 | 2 | ✓ Closing fragment |
| 08-08 15:31 | 40m | -12 / - | RK4PR | - / - | 2 | ✓ Closing fragment |
| 07-29 18:01 | 10m | - / - | Z61DX | +2 / - | 3 | ✓ Closing fragment |
| 07-29 17:54 | 10m | - / - | RN6MA | -10 / - | 2 | Partial capture |
| 07-29 17:46 | 10m | - / -18 | SV2CLJ | -8 / - | 5 | ✓ Closing fragment |
| 07-26 12:43 | 20m | - / -11 | IZ5RKH | -12 / - | 4 | Partial capture |
| 07-26 12:33 | 20m | - / - | IZ5RKH | -16 / - | 3 | Partial capture |
| 07-26 10:24 | 20m | - / +5 | RA6OY | +3 / - | 2 | Partial capture |
| 07-26 10:17 | 20m | - / -14 | F1PBZ | -13 / - | 2 | ✓ Closing fragment |
| 06-19 17:19 | 20m | - / -10 | EA5IYD | -18 / - | 2 | Partial capture |
| 06-19 17:18 | 20m | - / -9 | G5MJF | -2 / - | 3 | Partial capture |
| 06-19 17:11 | 20m | - / -13 | F5NNN | +2 / - | 7 | ✓ Closing fragment |
| 06-19 17:11 | 20m | - / -11 | OH6XB | +4 / - | 3 | ✓ Closing fragment |
| 06-19 17:06 | 20m | - / -16 | 5Z4VJ | 0 / - | 2 | ✓ Closing fragment |
| 06-18 17:32 | 20m | - / -16 | A61CK | +1 / - | 2 | ✓ Closing fragment |
| 06-18 17:28 | 20m | - / -9 | J40GAY | +6 / - | 2 | Partial capture |
| 06-18 13:39 | 20m | - / +10 | F6JAM | -6 / - | 2 | ✓ Closing fragment |
| 06-18 13:39 | 20m | - / -9 | TK4QP | 0 / - | 2 | ✓ Closing fragment |
| 06-16 17:14 | 80m | +2 / - | DO1FZL | - / - | 2 | Partial capture |
| 06-16 17:13 | 80m | +2 / - | SP3MZ | - / - | 2 | Partial capture |
| 06-16 17:11 | 80m | +8 / -9 | UX7QV | -1 / - | 5 | ✓ Full exchange observed |
| 06-16 17:08 | 80m | -2 / -14 | LY3BRA | -1 / - | 5 | ✓ Full exchange observed |
| 06-16 17:07 | 80m | +6 / -18 | R7OF | -15 / -1 | 4 | ✓ Full exchange observed |
| 06-14 13:08 | 10m | - / +8 | YL2JZ | -12 / - | 2 | ✓ Closing fragment |
| 06-11 10:55 | 40m | +2 / - | SP5EAF | -14 / - | 4 | Partial capture |
| 06-11 10:53 | 40m | - / - | SO8DAN | -4 / - | 5 | Partial capture |
| 06-11 10:52 | 40m | -6 / - | <...> | - / -5 | 2 | Partial capture |
| 06-11 10:51 | 40m | +1 / -6 | SQ7HJX | -13 / - | 5 | ✓ Full exchange observed |
| 06-11 10:36 | 10m | - / -16 | UG4Y | -13 / - | 2 | ✓ Closing fragment |
| 06-11 10:33 | 10m | - / - | UG4Y | -12 / - | 2 | Partial capture |
| 06-09 15:45 | 40m | 0 / +6 | YO9XC | -10 / - | 4 | ✓ Full exchange observed |
| 06-09 15:43 | 40m | +3 / - | LZ1GIRO | - / -1 | 3 | Partial capture |
| 06-09 15:41 | 40m | +12 / - | DL5KBT | - / - | 2 | Partial capture |
| 06-09 15:38 | 40m | +4 / - | DK5AI | - / - | 4 | Partial capture |
| 06-09 15:36 | 40m | +7 / - | ON4BIT | - / -2 | 4 | ✓ Closing fragment |
| 06-09 08:07 | 40m | +6 / - | F4MXT | - / -12 | 3 | ✓ Closing fragment |
| 06-09 08:00 | 40m | +4 / - | EA5KB | - / - | 9 | Partial capture |
| 06-09 07:57 | 40m | +11 / - | F4MXT | - / -15 | 5 | Partial capture |
| 06-09 07:56 | 40m | +10 / -3 | SP9ARL | -24 / +1 | 4 | ✓ Full exchange observed |
| 06-09 07:53 | 40m | +9 / -15 | EU7FBB | -11 / -12 | 4 | Partial capture |
| 06-09 07:51 | 40m | +8 / - | SP3SBY | -10 / - | 4 | ✓ Full exchange observed |
| 06-09 07:49 | 40m | +15 / - | MI0NWA | - / - | 3 | ✓ Closing fragment |
| 06-09 07:48 | 40m | +2 / - | PD0RCQ | - / -11 | 2 | ✓ Closing fragment |
| 06-09 07:46 | 40m | 0 / - | PD1DVL | - / -7 | 2 | ✓ Closing fragment |
| 06-09 07:39 | 40m | +6 / +5 | DM2AB | -16 / +7 | 4 | ✓ Full exchange observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 124415 -12 1553 SP9CTW IZ5RKH R-11 (x2) 173300 -21 1167 SP9CTW CN8NS RR73 171815 -18 1288 SP9CTW UR5XEJ R+02 113130 -11 1589 SP9CTW SQ1RTU -06 144130 -1 1137 SP9CTW TA3NK KM39 (x3) 134330 -14 338 SP9CTW SM0EJR -19 (x7)
UTC dB Audio Message 154200 -9 1697 UN7LBU SP9CTW JN99 (x3) 154330 -6 1696 CQ SP9CTW JN99 154400 -5 1696 LB8X SP9CTW -17 (x3) 154600 -10 1696 PD1ADA SP9CTW -12 (x5) 154830 -14 1696 CQ SP9CTW JN99 (x2) 155030 -18 1696 DC7LE SP9CTW RR73
UTC dB Audio Message 130845 -9 1273 SP9CTW YL2JZ +08 (x2) 131145 -9 2615 SP9CTW R2EC -15 131915 -1 859 SP9CTW SM4GMS -13 162100 -24 1943 SP9CTW LX1RFJ RR73 174600 -7 801 SP9CTW SV2CLJ KN10 (x5) 175400 -12 918 SP9CTW RN6MA +11 (x2) 180115 +1 775 SP9CTW Z61DX +15 (x3)
UTC dB Audio Message 171200 +0 2058 SP9CTW UX7QV R-09 171215 +8 2058 UX7QV SP9CTW RR73 171230 -3 2058 SP9CTW UX7QV 73 171315 +0 1243 SP3MZ SP9CTW JN99 (x2) 171415 +1 1203 DO1FZL SP9CTW JN99 (x2) 130045 +1 1500 CQ SP9CTW JN99 (x8)
UTC dB Audio Message 194915 +0 1511 HA1RB SP9CTW 73 194945 -3 1512 E70SZ SP9CTW JN99 (x3) 195115 +8 623 DD0AM SP9CTW JN99 (x3) 195245 +6 1380 R95WTA SP9CTW JN99 195300 -10 1380 SP9CTW R95WTA -08 195315 +5 1433 R95WTA SP9CTW R-10 195330 -9 1380 SP9CTW R95WTA RR73 195345 +5 1433 R95WTA SP9CTW 73 195445 +4 1883 OE3RTB SP9CTW JN99 (x3)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.