RA5CM — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving RA5CM, decoded by SO8OO in southeastern Poland. 266 related FT8 messages, 125 CQ messages, observed on 80m, 40m, 20m, 10m, across 20 UTC dates. Heard between 2026-05-26 and 2026-08-21.
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 RA5CM worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by RA5CM
Approximate centre of KO85, decoded 2026-08-22 01:16 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 | RA5CM S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-22 01:16 | 80m | -12 / - | ZL3BWE | - / - | 2 | Partial capture |
| 08-22 01:11 | 80m | 0 / -9 | F5MYK | -16 / -16 | 3 | ✓ Full exchange observed |
| 08-22 01:10 | 80m | +3 / -5 | DH1KJ | 0 / -8 | 4 | ✓ Full exchange observed |
| 08-22 01:10 | 80m | +2 / -12 | EC3A | -18 / -15 | 5 | ✓ Full exchange observed |
| 08-22 00:57 | 80m | -2 / -15 | DL8HXP | +1 / -3 | 6 | ✓ Full exchange observed |
| 08-22 00:52 | 80m | - / -13 | EC3A | -22 / - | 2 | Partial capture |
| 08-22 00:52 | 80m | -1 / -12 | F4FPR | -23 / -11 | 6 | ✓ Full exchange observed |
| 08-22 00:50 | 80m | 0 / - | C31KC | - / -16 | 4 | ✓ Closing fragment |
| 08-22 00:43 | 80m | -10 / - | W8LRL | - / - | 2 | Partial capture |
| 08-22 00:42 | 80m | -8 / - | EA5HM | -11 / -16 | 5 | Partial capture |
| 08-22 00:40 | 80m | -10 / - | DO5PY | +2 / -16 | 3 | ✓ Closing observed |
| 08-22 00:33 | 80m | - / - | F5NNN | -12 / - | 2 | Partial capture |
| 08-22 00:33 | 80m | -24 / -6 | TF3VS | -3 / -8 | 5 | ✓ Full exchange observed |
| 08-22 00:32 | 80m | -20 / -10 | R6ZEJ | -9 / - | 3 | ✓ Closing observed |
| 08-22 00:27 | 80m | -16 / - | W8LRL | - / - | 4 | Partial capture |
| 08-21 17:44 | 40m | - / - | R6DZR | +6 / - | 2 | Partial capture |
| 08-21 17:41 | 40m | -9 / - | XU7O | - / - | 3 | Partial capture |
| 08-21 15:59 | 40m | -15 / - | ZL2NU | - / - | 6 | Partial capture |
| 08-20 01:31 | 80m | -1 / - | W1NB | - / -17 | 5 | Partial capture |
| 08-20 01:29 | 80m | -3 / 0 | RA6ZS | -3 / +1 | 5 | ✓ Full exchange observed |
| 08-20 01:20 | 80m | -8 / - | W1NB | - / - | 2 | Partial capture |
| 08-20 01:16 | 80m | -1 / -14 | 9A3AUH | -1 / - | 4 | ✓ Closing observed |
| 08-20 01:15 | 80m | - / - | RA6ZS | +6 / - | 2 | Partial capture |
| 08-20 01:04 | 80m | -11 / -22 | W1NB | -9 / -17 | 18 | Partial capture |
| 08-20 01:01 | 80m | -8 / - | RA4CGX | 0 / -1 | 4 | ✓ Closing observed |
| 08-20 01:01 | 80m | -11 / - | WB8BPU | - / - | 3 | Partial capture |
| 08-20 00:47 | 80m | -12 / - | W3LPL | - / - | 5 | Partial capture |
| 08-20 00:40 | 80m | -12 / - | VA2PM | - / - | 5 | Partial capture |
| 08-20 00:35 | 80m | -19 / - | VA2PM | - / - | 5 | Partial capture |
| 08-20 00:22 | 80m | -7 / - | C31KC | - / - | 6 | Partial capture |
| 08-20 00:15 | 80m | 0 / - | UA9CR | - / -12 | 2 | ✓ Closing fragment |
| 08-20 00:12 | 80m | -4 / - | HA1DUQ | -21 / -14 | 3 | ✓ Closing observed |
| 08-20 00:11 | 80m | -4 / -8 | IK6GTF | -18 / -12 | 4 | ✓ Full exchange observed |
| 08-20 00:08 | 80m | -2 / -9 | DK4BP | -20 / -15 | 3 | ✓ Full exchange observed |
| 08-20 00:06 | 80m | -8 / - | EA8AR | -24 / -18 | 3 | ✓ Closing observed |
| 08-19 23:56 | 80m | -6 / - | A93MO | - / -14 | 3 | ✓ Closing fragment |
| 08-19 23:19 | 80m | +2 / - | OJ0YL | - / -4 | 7 | Partial capture |
| 08-19 23:06 | 80m | 0 / - | CE3SPR | - / -21 | 9 | Partial capture |
| 08-19 22:51 | 80m | -5 / - | CE3SPR | - / -18 | 20 | ✓ Closing fragment |
| 08-11 05:41 | 20m | -18 / - | RI1ANC | - / - | 2 | Partial capture |
| 08-09 18:49 | 20m | -17 / -17 | D2ACE | -6 / - | 4 | ✓ Closing observed |
| 08-09 18:40 | 20m | -21 / - | D2ACE | - / - | 2 | Partial capture |
| 07-27 01:29 | 40m | -21 / - | AA4NP | - / -17 | 2 | Partial capture |
| 07-25 01:42 | 40m | -20 / - | VP5G | - / - | 5 | Partial capture |
| 07-25 01:32 | 40m | -19 / - | VP5G | - / -15 | 3 | Partial capture |
| 07-25 01:28 | 80m | +2 / -6 | R6NA | +4 / +1 | 5 | ✓ Full exchange observed |
| 07-25 01:23 | 80m | +6 / -1 | UB3PAQ | -17 / +1 | 5 | ✓ Full exchange observed |
| 07-25 01:23 | 80m | +6 / - | DL9KM | -4 / - | 7 | ✓ Closing observed |
| 07-25 01:20 | 80m | -2 / - | IQ4JO | +8 / -3 | 2 | Partial capture |
| 07-25 01:04 | 20m | - / - | V31DL | -11 / - | 4 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 011000 -2 355 RA5CM DH1KJ JN48 011000 -22 1155 RA5CM EC3A -12 011015 +3 1902 DH1KJ RA5CM -08 011030 +3 355 RA5CM DH1KJ R-05 (x2) 011115 +2 1902 CQ RA5CM KO85 011130 -18 1155 RA5CM EC3A -10 011145 +0 1902 F5MYK RA5CM -16 011200 -16 2561 RA5CM F5MYK R-09 011215 +1 1902 F5MYK RA5CM RR73 011245 +1 1902 EC3A RA5CM R-15 011300 -15 1155 RA5CM EC3A RR73 011315 +3 1902 EC3A RA5CM 73 011600 -15 1902 ZL3BWE RA5CM KO85 (x2)
UTC dB Audio Message 012945 -23 1910 AA4NP RA5CM KO85 (x2) 212130 -23 1685 KL7P RA5CM KO85 190300 -18 2188 E70SZ RA5CM KO85 155915 -15 1514 ZL2NU RA5CM KO85 (x6) 174145 -9 1970 XU7O RA5CM KO85 (x3) 174400 +5 739 RA5CM R6DZR KN84 (x2)
UTC dB Audio Message 010430 -12 919 RA5CM V31DL EK57 010430 -10 863 RA5CM VA3DIF RR73 010600 -11 920 RA5CM V31DL EK57 (x2) 090145 -11 2757 VP5G RA5CM KO85 184000 -19 2163 D2ACE RA5CM KO85 (x4) 184915 -6 2672 RA5CM D2ACE -17 (x2) 185000 -17 2343 D2ACE RA5CM 73 054130 -19 2175 RI1ANC RA5CM KO85 (x2) 180830 +4 2376 RA5CM D2IM R-15
UTC dB Audio Message 104630 -24 1731 RA5CM YT3PL 73 095745 -24 1837 7Q9PTP RA5CM KO85 111630 -9 923 RA5CM A41ZZ -15 (x2) 111830 -13 639 RA5CM RG5A KN93 111900 -5 924 RA5CM A41ZZ -10 111930 -13 638 RA5CM RG5A R-05 112115 -21 1955 RA4CIY RA5CM 73 112130 -6 924 RA5CM A41ZZ -17 112145 -20 1955 A41ZZ RA5CM R-06 112200 -2 923 RA5CM A41ZZ RR73 112215 -23 1955 A41ZZ RA5CM 73 112245 -24 1955 CQ RA5CM KO85 a1 (x2) 083700 -3 2700 RA5CM RZ6L KN97
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.