RW4HD — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: LO53

Receiver-side FT8 activity involving RW4HD, decoded by SO8OO in southeastern Poland. 372 related FT8 messages, 73 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 44 UTC dates. Heard between 2026-05-27 and 2026-08-23.

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

372
Related messages
73
CQ messages
44
UTC dates heard
-8 dB
Mean decoder S/N

Bands

80m 20m 40m 10m 160m
First seen: 2026-05-27
Last seen: 2026-08-23 17:08 UTC

Frequent QSO partners observed at SO8OO

Stations RW4HD worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by RW4HD

Approximate centre of LO53, decoded 2026-08-21 18:53 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 UTCBandRW4HD S/NCounterpartCounterpart S/NMsgsCapture
08-23 19:07 80m -10 / +3 R3ND -14 / +5 3 ✓ Full exchange observed
08-22 16:35 40m -5 / - R9FDM - / - 2 ✓ Closing fragment
08-22 16:33 40m -4 / - UF4S/P - / -1 2 Partial capture
08-22 16:24 40m -4 / - UF4S/P - / +9 12 ✓ Closing fragment
08-21 19:04 160m - / - F4HDR -16 / - 3 Partial capture
08-21 19:04 160m -10 / +1 RA3YDA +2 / -16 4 ✓ Full exchange observed
08-21 19:01 160m -10 / - RW4HUD - / -16 2 Partial capture
08-21 18:56 160m - / - DG0JK -1 / - 3 Partial capture
08-21 18:48 160m - / -9 R2EA/P -13 / - 2 ✓ Closing fragment
08-21 18:36 80m -1 / - R3ICU -8 / -14 3 ✓ Closing observed
08-21 18:33 80m -1 / +1 UF4S/P -11 / -15 4 ✓ Full exchange observed
08-16 15:43 20m -4 / - RX3DPK/LH - / -7 3 Partial capture
08-16 15:38 20m +3 / - RX3DPK/LH - / -5 3 Partial capture
08-08 18:50 40m -5 / -10 R2FCA -4 / -11 4 ✓ Full exchange observed
08-08 18:47 40m -4 / - UN9FF - / -3 2 ✓ Closing fragment
08-08 18:44 40m -5 / - R0JBH/P - / -12 5 ✓ Closing fragment
08-08 06:37 20m -18 / - UA3POG - / -21 2 Partial capture
08-08 06:11 20m -18 / - UC8U - / -6 2 ✓ Closing fragment
08-08 06:08 20m -18 / - EU2ABM - / -9 2 Partial capture
08-08 06:07 20m -20 / - R8CGO - / -7 2 Partial capture
08-05 06:02 20m -16 / +3 IK4LZH -4 / +2 4 ✓ Full exchange observed
08-04 18:24 40m -12 / - R4HLO - / -15 4 Partial capture
08-04 18:22 40m -12 / - VK4DAD - / -22 2 Partial capture
08-04 04:38 40m - / +1 R1WBW -16 / - 2 ✓ Closing fragment
08-04 04:36 40m - / - ON7KEI -17 / - 3 Partial capture
08-04 04:32 40m - / +8 UA3WG -13 / - 2 Partial capture
08-02 12:36 20m 0 / - EU3LA - / -13 2 Partial capture
08-02 12:34 20m -3 / - R4HNX/P - / -3 5 ✓ Closing fragment
08-02 12:34 20m +1 / - R6DOB/P -8 / -8 2 ✓ Closing observed
08-01 18:31 20m -1 / - TJ1GD/P - / -8 5 ✓ Closing fragment
08-01 18:28 20m +9 / - 9J2FI - / -15 3 ✓ Closing fragment
07-31 18:50 40m -3 / - EP2AES - / -25 3 Partial capture
07-31 18:45 80m +7 / - R9UBP - / -10 4 Partial capture
07-31 18:43 80m +5 / - RD5Q - / -14 3 Partial capture
07-31 18:41 80m +2 / -4 UB3ADO/P -12 / -18 4 ✓ Full exchange observed
07-31 18:39 80m +5 / - R9UBP - / -6 3 Partial capture
07-31 18:37 80m +3 / - RD5Q - / -4 3 Partial capture
07-31 18:36 80m +2 / - R8LDJ - / -18 2 Partial capture
07-31 18:32 80m -2 / - UB0SMX/P - / -15 3 Partial capture
07-31 18:32 80m - / 0 RK6MC +12 / - 2 Partial capture
07-31 18:31 80m -7 / - R8FB -2 / - 4 ✓ Full exchange observed
07-30 18:13 40m -15 / +2 R3DMX -13 / +2 3 ✓ Full exchange observed
07-30 18:07 40m -12 / - R6DZO - / -16 2 ✓ Closing fragment
07-30 18:04 40m -16 / - SV9QWC - / -8 2 ✓ Closing fragment
07-30 18:03 40m -13 / +4 DK0KF -13 / - 3 ✓ Closing observed
07-30 18:02 40m -14 / - R3KLE -11 / +5 3 ✓ Closing observed
07-30 18:00 40m -12 / - UB4HVI - / -14 2 ✓ Closing fragment
07-30 17:59 40m -10 / - RM4N - / +10 2 ✓ Closing fragment
07-30 17:58 40m -12 / -8 RT2P -24 / -3 3 ✓ Full exchange observed
07-30 17:55 40m -15 / - RT2P - / -8 2 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

80m 
UTC    dB Audio  Message
184445  +5 2605  RD5Q RW4HD -14
184545  +9 2605  R9UBP RW4HD -10 (x4)
183315  -2 2710  UF4S/P RW4HD +17
183330 -11 1215  RW4HD UF4S/P R+01
183345  +2 2710  UF4S/P RW4HD RR73 (x2)
183615  +1 2709  R3ICU RW4HD -14 (x2)
183700  -8 1971  RW4HD R3ICU 73
190745 -11 1650  R3ND RW4HD +05
190800 -14 1150  RW4HD R3ND R+03
190815 -10 1650  R3ND RW4HD RR73
40m 
UTC    dB Audio  Message
162445  -9 1982  UF4S/P RW4HD +09 (x13)
163500  -5 2482  R9FDM RW4HD +11 (x2)
20m 
UTC    dB Audio  Message
060845 -18 1828  EU2ABM RW4HD -09 (x2)
061115 -17 1828  UC8U RW4HD R-06 (x2)
063700 -18 1935  UA3POG RW4HD -21 (x2)
153430  -6  606  EY7BP RW4HD LO53
153845  +6 2712  RX3DPK/LH RW4HD LO53 (x6)
104415  -5 2034  <...> RW4HD +09
104715  -9 2035  R6DOB/M RW4HD -14
160m 
UTC    dB Audio  Message
185230  -6 2706  CQ RW4HD LO53 (x2)
185515  -8 2705  RU3NCW RW4HD -05
185600  -1 2633  RW4HD DG0JK JO60 (x3)
190115  -9 2705  RW4HUD RW4HD -16 (x2)
190400 -11 2706  RA3YDA RW4HD -16
190415  -4 2706  RW4HD RA3YDA R+01
190430 -10 2706  RA3YDA RW4HD RR73
190445 -16 1139  RW4HD F4HDR JO10
190445  +8 2706  RW4HD RA3YDA 73
190515 -19 1139  RW4HD F4HDR JO10 (x2)
10m 
UTC    dB Audio  Message
100230  +6 2935  RW4HD R6OR RR73
100245 -21 1954  R6OR RW4HD R-17
100300 +10 2935  RW4HD R6OR RR73
122300 -20 1700  RW4HD EG5SUN -09 (x3)
105315 -23 1677  7Z1DN RW4HD LO53 (x2)
165600  -6  802  RW4HD UA6BRD -19
120445 -18 1705  RW4HD R6OQ -04
120745 -14 1903  RW4HD RT2P -11 (x2)
113830 -10 1214  RW4HD RC5F KO85 (x3)

Decoder S/N history by band

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