R0SDZ — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving R0SDZ, decoded by SO8OO in southeastern Poland. 206 related FT8 messages, 2 CQ messages, observed on 40m, 20m, across 6 UTC dates. Heard between 2026-06-13 and 2026-06-26.
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
Frequent QSO partners observed at SO8OO
Stations R0SDZ 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 | R0SDZ S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 06-26 19:04 | 40m | - / -10 | R6FX | -21 / - | 3 | ✓ Closing fragment |
| 06-26 19:00 | 40m | - / -12 | SQ9BC | +4 / - | 2 | Partial capture |
| 06-26 18:56 | 40m | - / -11 | SQ9BC | -2 / - | 3 | ✓ Closing fragment |
| 06-26 18:56 | 40m | - / -25 | DK7ZT | -18 / - | 3 | Partial capture |
| 06-26 18:55 | 40m | - / -11 | F1PBZ | -11 / - | 3 | Partial capture |
| 06-26 18:55 | 40m | - / -4 | UB4CGR | -10 / - | 2 | Partial capture |
| 06-26 18:53 | 40m | - / - | F5RRS | -18 / - | 2 | Partial capture |
| 06-26 18:52 | 40m | - / - | LZ2PC | -17 / - | 2 | Partial capture |
| 06-26 18:52 | 40m | - / -13 | UA3GJM | -8 / - | 2 | Partial capture |
| 06-26 18:51 | 40m | - / -10 | RA3AJT | -8 / - | 2 | ✓ Closing fragment |
| 06-26 18:50 | 40m | - / -14 | DK7ZT | -17 / - | 6 | Partial capture |
| 06-26 18:44 | 40m | - / -17 | DK7ZT | -13 / - | 5 | Partial capture |
| 06-25 18:35 | 40m | - / - | RA4HUV | -16 / - | 2 | Partial capture |
| 06-25 18:34 | 40m | - / -7 | R6DJR | -10 / - | 3 | Partial capture |
| 06-25 18:31 | 40m | - / -6 | R4IK | -17 / - | 3 | ✓ Closing fragment |
| 06-25 18:29 | 40m | - / -19 | IQ4JO | -2 / - | 3 | ✓ Closing fragment |
| 06-25 18:23 | 40m | - / -22 | RA3ZOM | -11 / - | 2 | ✓ Closing fragment |
| 06-25 18:18 | 40m | - / -12 | RA6ANN | -19 / - | 3 | Partial capture |
| 06-25 18:18 | 40m | - / -13 | RG5A | -4 / - | 4 | ✓ Closing fragment |
| 06-25 18:04 | 40m | - / - | RN3OX | 0 / - | 2 | Partial capture |
| 06-25 18:03 | 40m | - / -13 | RM5F | -10 / - | 2 | Partial capture |
| 06-25 17:53 | 40m | - / -9 | UA3DIB | +4 / - | 2 | Partial capture |
| 06-25 17:37 | 40m | - / - | RM5F | -2 / - | 2 | Partial capture |
| 06-25 17:29 | 40m | - / - | R2PX | -14 / - | 2 | Partial capture |
| 06-25 17:29 | 40m | - / - | RM5F | -8 / - | 2 | Partial capture |
| 06-25 17:25 | 40m | - / -16 | RW3PL | -19 / - | 4 | Partial capture |
| 06-25 17:24 | 40m | - / -12 | R2EC | -7 / - | 3 | ✓ Closing fragment |
| 06-17 13:51 | 20m | - / - | RA6FSV | -18 / - | 2 | Partial capture |
| 06-17 13:31 | 20m | - / -16 | UA4CKN | -1 / - | 3 | Partial capture |
| 06-17 13:28 | 20m | - / - | RZ4FWA | -14 / - | 3 | Partial capture |
| 06-17 13:26 | 20m | -20 / -9 | UB6OCP | -8 / -17 | 5 | ✓ Full exchange observed |
| 06-17 04:41 | 20m | - / -11 | UA4FLL | -18 / - | 2 | ✓ Closing fragment |
| 06-17 04:36 | 20m | - / -10 | RC9WC | -7 / - | 5 | ✓ Closing fragment |
| 06-17 04:34 | 20m | - / -9 | UA9AX | -2 / - | 2 | ✓ Closing fragment |
| 06-17 04:31 | 20m | - / -7 | R9JX | -4 / - | 4 | ✓ Closing fragment |
| 06-17 04:24 | 20m | - / -10 | UB3DQR | -4 / - | 4 | ✓ Closing fragment |
| 06-17 03:55 | 20m | - / -15 | UA3RAU | -6 / - | 2 | ✓ Closing fragment |
| 06-17 03:53 | 20m | - / -2 | UA3GPM | 0 / - | 2 | ✓ Closing fragment |
| 06-16 15:24 | 20m | - / -8 | R6UBM | +8 / - | 2 | Partial capture |
| 06-16 15:21 | 20m | - / - | RA6AVP | -12 / - | 3 | Partial capture |
| 06-16 15:05 | 20m | -24 / -8 | ZS6HON | -16 / -7 | 2 | Partial capture |
| 06-16 03:38 | 20m | - / -9 | UA9C | 0 / - | 2 | ✓ Closing fragment |
| 06-16 03:22 | 20m | - / -9 | UN0GY | +14 / - | 2 | ✓ Closing fragment |
| 06-16 03:20 | 20m | - / +2 | R9JE | -6 / - | 2 | ✓ Closing fragment |
| 06-16 03:15 | 20m | - / - | UB8CPH | +15 / - | 3 | ✓ Closing fragment |
| 06-16 03:07 | 20m | - / -5 | RZ6CO | +2 / - | 4 | ✓ Closing fragment |
| 06-16 03:06 | 20m | - / -2 | R6AC | -7 / - | 4 | ✓ Closing fragment |
| 06-16 03:02 | 20m | -17 / +8 | UA9QFF | -11 / - | 2 | Partial capture |
| 06-16 02:57 | 20m | - / -11 | RA9CAD | -7 / - | 2 | ✓ Closing fragment |
| 06-16 02:52 | 20m | -17 / - | CE2SV | - / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 185600 -20 1904 R0SDZ DK7ZT -25 185615 -11 2581 R0SDZ F1PBZ +02 185630 -17 1904 R0SDZ DK7ZT -25 185630 -18 1610 R0SDZ R2GBR RR73 185630 -4 2491 R0SDZ SQ9BC -11 185700 -18 1904 R0SDZ DK7ZT -25 185700 -2 2491 R0SDZ SQ9BC -14 (x2) 185800 -19 2152 R0SDZ R6FX LN14 190015 +7 2491 R0SDZ SQ9BC -12 190015 -10 936 R0SDZ UB4CGR RR73 190045 +0 2491 R0SDZ SQ9BC -10 190415 -20 1932 R0SDZ R6FX LN14 (x3)
UTC dB Audio Message 132615 -7 1881 R0SDZ UB6OCP -09 (x2) 132700 -20 1701 UB6OCP R0SDZ R-17 132715 -10 1880 R0SDZ UB6OCP RR73 132800 -21 1700 UB6OCP R0SDZ 73 132815 -13 2055 R0SDZ RZ4FWA LO23 (x3) 133100 +1 590 R0SDZ UA4CKN -16 (x3) 135100 -20 1238 R0SDZ RA6FSV LN05 (x2) 141645 +1 784 R0SDZ SV2AJX KN10 141900 -19 985 R0SDZ BA6KC -14
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.