YO8RJU — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Romania Locator transmitted in a decoded message: KN37

Receiver-side FT8 activity involving YO8RJU, decoded by SO8OO in southeastern Poland. 388 related FT8 messages, 25 CQ messages, observed on 80m, 40m, 20m, across 27 UTC dates. Heard between 2026-05-03 and 2026-07-30.

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

388
Related messages
25
CQ messages
27
UTC dates heard
-8 dB
Mean decoder S/N

Bands

First seen: 2026-05-03
Last seen: 2026-07-30 03:37 UTC

Activity Heatmap

Locator transmitted by YO8RJU

Approximate centre of KN37, decoded 2026-07-29 18:10 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 UTCBandYO8RJU S/NCounterpartCounterpart S/NMsgsCapture
07-30 05:36 20m - / - EA1IOK -9 / - 2 Partial capture
07-29 17:37 20m -10 / - DL1R +2 / +2 10 Partial capture
07-28 09:39 20m - / - PD1ADA -17 / - 2 Partial capture
07-28 08:54 20m - / -10 M7IUN -13 / - 4 Partial capture
07-26 09:11 20m - / - DL1HQN -16 / - 3 ✓ Closing fragment
07-26 08:55 20m - / - DG5DR -5 / - 4 Partial capture
07-26 08:51 20m - / -16 DL7GAL -11 / - 3 Partial capture
07-26 08:47 20m - / -20 DL2JB +2 / - 4 ✓ Closing fragment
07-26 08:43 20m - / - DL2JB +6 / - 4 Partial capture
07-26 08:37 20m - / - PC2J -12 / - 2 Partial capture
07-25 20:10 20m - / -17 PP1WW -18 / - 4 Partial capture
07-24 09:19 20m - / - IK4LZH +8 / - 3 ✓ Closing fragment
07-24 09:12 20m -23 / - DK3HV - / -12 3 Partial capture
07-24 09:08 20m - / - DK3HV -10 / - 3 Partial capture
07-24 09:01 20m - / -19 DF3IS -7 / - 4 ✓ Closing fragment
07-24 08:52 20m - / - IK4LZH +6 / - 4 Partial capture
07-23 19:26 20m - / -23 JA9CHI -14 / - 2 ✓ Closing fragment
07-23 18:44 20m - / -21 EA5JYL -12 / - 5 Partial capture
07-23 15:16 20m - / - F4BYA -2 / - 2 Partial capture
07-23 09:04 20m -22 / 0 YR50NADIA -13 / +2 2 Partial capture
07-23 08:48 20m - / -12 F1ODM -13 / - 4 Partial capture
07-23 08:36 20m - / -16 F1PPH -18 / - 10 ✓ Closing fragment
07-20 08:28 20m - / - IX1HPN -11 / - 2 Partial capture
07-20 08:21 20m - / - F4HSB -19 / - 3 Partial capture
07-20 08:16 20m - / +2 F1PBZ -4 / - 2 ✓ Closing fragment
07-20 08:11 20m - / - R4ML -13 / - 2 Partial capture
07-20 08:09 20m - / - OK1DBE -7 / - 3 Partial capture
07-20 08:04 20m - / -17 PD2WL -12 / - 10 Partial capture
07-20 07:46 20m - / - PE1NPS -17 / - 4 Partial capture
07-17 09:01 20m - / -9 DJ0BS -12 / - 3 Partial capture
07-16 20:22 20m - / 0 KF0YOB -18 / - 2 ✓ Closing fragment
07-16 05:13 20m - / - DB7GE -16 / - 2 Partial capture
07-16 05:11 20m - / -18 OD5KU -2 / - 4 Partial capture
07-16 05:07 20m - / -14 F4LNM -17 / - 3 Partial capture
07-16 04:56 20m - / -18 RA6OY +4 / - 7 ✓ Closing fragment
07-16 04:48 20m - / - R7OV -8 / - 2 Partial capture
07-15 06:05 40m - / - DL5DQZ -16 / - 2 Partial capture
07-13 14:52 20m -9 / -18 DK5DW -8 / -9 6 ✓ Full exchange observed
07-13 14:51 20m -6 / - M9VGP - / -10 2 ✓ Closing fragment
07-13 14:33 40m - / -14 E70SZ -6 / - 3 ✓ Closing fragment
07-12 02:26 40m - / -15 PE1NPS -13 / - 3 Partial capture
07-12 02:22 40m - / -14 F1PBZ -18 / - 3 Partial capture
07-12 02:22 40m - / +6 RN6MA -20 / - 3 ✓ Closing fragment
07-12 02:09 40m - / - PE1NPS -12 / - 3 Partial capture
07-12 02:04 40m - / -21 PC2J -5 / - 4 ✓ Closing fragment
07-11 20:06 20m - / - RA6OY -9 / - 3 Partial capture
07-11 20:00 20m - / - DG5PW -4 / - 2 Partial capture
07-11 09:10 20m - / +4 IK4LZH +4 / - 2 ✓ Closing fragment
07-11 09:09 20m - / - DL1R -2 / - 4 Partial capture
07-11 08:56 20m - / - DK5DW -5 / - 5 Partial capture

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
093930 -16 2036  YO8RJU PD1ADA JO21
173715 -12  834  CQ YO8RJU KN37
173730  +0 2672  YO8RJU DL1R JN58
173745  -4  835  DL1R YO8RJU +02
173800  -2 2672  YO8RJU DL1R JN58 (x2)
173845 -10  835  DL1R YO8RJU +00
173900  +5 2672  YO8RJU DL1R JN58
173915 -17  835  DL1R YO8RJU +06
173930  +6 2672  YO8RJU DL1R JN58 (x3)
181030 -15  854  S21VHF YO8RJU KN37
053645  -8  584  YO8RJU EA1IOK IN62 (x2)
40m
UTC    dB Audio  Message
022330 -17 2273  YO8RJU F1PBZ -14
022330 -20 1588  YO8RJU RN6MA RR73
022630 -12 2415  YO8RJU PE1NPS JO22 (x3)
023130  +1 2721  YO8RJU IQ4JO JN63
023230 -16 1049  YO8RJU IN3LHF +17
023400 -15 1048  YO8RJU RN6HK 73
023600  +3 2721  YO8RJU IQ4JO JN63 (x2)
143300  -4  623  YO8RJU E70SZ JN84 (x3)
060545 -16 2297  YO8RJU DL5DQZ JO61 (x2)
80m
UTC    dB Audio  Message
014800  -6 2208  YO8RJU F5MYK IN97
014815  +1  914  CQ YO8RJU KN37
014830  -1 2208  YO8RJU F5MYK IN97
014845  -1  915  CQ YO8RJU KN37
014900  +0 2477  YO8RJU IQ4JO JN63 (x2)
014945  +1  914  IQ4JO YO8RJU RR73
015045  -2  913  CQ YO8RJU KN37 (x2)
015200  +9 2414  YO8RJU RQ6B KN94 (x3)
015315  -2  910  RQ6B YO8RJU -07 (x2)
015400  +3 2415  YO8RJU RQ6B 73

Decoder S/N history by band

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