4X1ST — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving 4X1ST, decoded by SO8OO in southeastern Poland. 78 related FT8 messages, 8 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 16 UTC dates. Heard between 2026-05-17 and 2026-08-15.
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 4X1ST worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by 4X1ST
Approximate centre of KM72, decoded 2026-08-14 05:38 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 | 4X1ST S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-14 05:58 | 20m | -12 / - | F4HQL | - / -10 | 2 | ✓ Closing fragment |
| 08-14 05:55 | 20m | -8 / - | F1PBZ | - / -15 | 2 | ✓ Closing fragment |
| 08-14 05:54 | 20m | -6 / - | EA5XA | -1 / - | 3 | ✓ Closing observed |
| 08-14 05:53 | 20m | -12 / - | DL1R | - / -25 | 2 | Partial capture |
| 08-13 17:33 | 80m | - / -20 | YU7AS | +6 / - | 5 | Partial capture |
| 08-13 17:16 | 60m | -5 / -18 | IK3UTT | +8 / - | 4 | ✓ Closing observed |
| 08-06 15:34 | 40m | - / -9 | YO4KMU | -22 / - | 2 | ✓ Closing fragment |
| 08-06 15:31 | 40m | - / -4 | <...> | -18 / - | 2 | Partial capture |
| 08-04 16:23 | 20m | -4 / - | EB3BKW | - / -5 | 2 | ✓ Closing fragment |
| 08-04 16:21 | 20m | -7 / - | 7X2KF | - / - | 2 | Partial capture |
| 08-04 16:14 | 20m | -4 / - | C91RU | - / -18 | 6 | ✓ Closing fragment |
| 08-04 16:06 | 20m | -4 / -14 | DF0KK | +6 / -3 | 5 | ✓ Full exchange observed |
| 08-04 16:04 | 20m | -1 / - | BI4XDT | - / -29 | 2 | ✓ Closing fragment |
| 08-04 16:03 | 20m | -6 / - | PD0PWH | -5 / - | 4 | ✓ Closing observed |
| 08-04 16:01 | 20m | 0 / - | AP2AM | - / - | 4 | Partial capture |
| 08-01 16:04 | 20m | - / -5 | IN3IJJ | -20 / - | 2 | Partial capture |
| 08-01 16:00 | 20m | - / - | F6FHZ | -10 / - | 2 | Partial capture |
| 07-10 15:55 | 40m | - / - | IV3KQE | -22 / - | 2 | Partial capture |
| 07-10 15:50 | 40m | - / - | IV3KQE | -21 / - | 2 | Partial capture |
| 06-25 15:57 | 20m | -13 / - | DL1LN | -19 / -16 | 2 | Partial capture |
| 06-25 15:54 | 20m | - / - | PD2WL | -22 / - | 2 | Partial capture |
| 06-25 15:54 | 20m | - / -10 | DL9YNG | -11 / - | 3 | ✓ Closing fragment |
| 06-17 17:01 | 20m | -17 / - | D2UY | - / -9 | 3 | ✓ Closing fragment |
| 06-05 16:14 | 20m | 0 / - | S21SM | - / - | 2 | Partial capture |
| 05-29 06:22 | 20m | -15 / - | 9D6OW | - / -16 | 7 | Partial capture |
| 05-29 06:08 | 20m | - / - | UA3VVA | -19 / - | 3 | Partial capture |
| 05-29 06:04 | 20m | -8 / - | DM4GG | -4 / -4 | 2 | Partial capture |
| 05-29 05:59 | 20m | -9 / - | VP2MAA | - / -4 | 6 | ✓ Closing fragment |
| 05-26 16:32 | 20m | -13 / - | CT1FIU | - / -7 | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 095545 +6 1172 4X1ST TA1BX -18 105930 -13 1028 4X1ST EN35UKR -11 100200 -20 1094 4X1ST CT3MD IM13
UTC dB Audio Message 162415 -3 2983 EB3BKW 4X1ST 73 162430 -10 962 4X1ST DF7EE JO40 053815 -10 620 ZL4TT 4X1ST KM72 054330 -10 460 4X1ST <...> -12 055315 -12 2576 DL1R 4X1ST -25 (x2) 055430 -4 2724 4X1ST EA5XA IM98 055515 -6 2577 EA5XA 4X1ST RR73 055530 +2 2724 4X1ST EA5XA 73 055545 -9 2577 F1PBZ 4X1ST R-15 (x2) 055645 -10 2576 G4GVB 4X1ST -18 055815 -13 2577 F4HQL 4X1ST -10 (x2) 055915 -10 2577 DL9KM 4X1ST -04
UTC dB Audio Message 173215 -7 228 4X1ST SV8JE RR73 173345 +8 1120 4X1ST YU7AS -20 (x5)
UTC dB Audio Message 171215 -3 2960 UY5QJ 4X1ST KM72 171445 -2 2959 CQ 4X1ST KM72 (x2) 171630 +6 2959 4X1ST IK3UTT JN55 (x2) 171715 -5 2960 IK3UTT 4X1ST RR73 171730 +11 2959 4X1ST IK3UTT 73 172745 -23 2062 <...> 4X1ST KM72
UTC dB Audio Message 155045 -21 1751 4X1ST IV3KQE JN65 (x4) 155815 -23 1453 4X1ST RN6MA -11 164245 -22 1739 4X1ST T77R -09 041330 -16 2234 4X1ST YO9PH -13 (x2) 153100 -21 1335 4X1ST <...> -04 (x2) 153400 -23 1942 4X1ST YO4KMU R-09 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.