WD4OBP — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: FM16

Receiver-side FT8 activity involving WD4OBP, decoded by SO8OO in southeastern Poland. 1,034 related FT8 messages, 29 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 70 UTC dates. Heard between 2026-05-25 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

1,034

Related messages

CQ messages

UTC dates heard

-8 dB

Mean decoder S/N

Bands

80m 20m 60m 40m 10m

First seen: 2026-05-25
Last seen: 2026-08-23 04:17 UTC

Frequent QSO partners observed at SO8OO

Stations WD4OBP worked most often, as logged from our receiver:

IK4RVY · Italy ×2 DC7LR · Fed. Rep. of Germany ×2 DK5UR · Fed. Rep. of Germany ×2 UR5HMF · Ukraine ×2 CR7BRV · Portugal ×2 LZ1VVD · Bulgaria ×2 KB0OWE · United States ×2 OE8DDX · Austria ×2 LZ3CB · Bulgaria ×2 IK4LZH · Italy ×2 W0OVX · United States ×2 PA3T · Netherlands ×2

Activity Heatmap

Locator transmitted by WD4OBP

Approximate centre of FM16, decoded 2026-08-23 04:59 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	WD4OBP S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 06:16	20m	- / -7	LZ3CB	+17 / -	3	✓ Closing fragment
08-23 06:10	20m	- / -16	F6FDY	-21 / -	2	✓ Closing fragment
08-23 06:02	20m	- / -	IT9JWH	+12 / -	2	Partial capture
08-23 05:20	20m	- / -11	PD2WL	-16 / -	4	✓ Closing fragment
08-23 02:30	40m	- / -	UA3DPM	+1 / -	2	Partial capture
08-23 02:29	40m	- / -	RX3ASQ	-18 / -	2	Partial capture
08-23 02:09	40m	- / -16	DJ9BX	+3 / -	3	✓ Closing fragment
08-23 02:08	40m	- / -	RZ6ALZ	-3 / -	2	Partial capture
08-23 02:05	40m	- / -5	EI4JFB	-4 / -	2	✓ Closing fragment
08-23 02:04	40m	- / -12	IK4LZH	-4 / -	6	✓ Closing fragment
08-23 01:53	40m	- / -12	SP5MIG	-4 / -	3	✓ Closing fragment
08-23 01:47	40m	-21 / -19	DL4ZIP	-16 / -	5	✓ Closing observed
08-23 01:47	40m	- / -	RV6F	-10 / -	6	Partial capture
08-23 01:45	40m	-23 / -	RD7O	- / -23	2	✓ Closing fragment
08-23 01:38	40m	-21 / -	RD3FY	- / -23	2	✓ Closing fragment
08-23 01:33	40m	-22 / -	N7IDE	- / -	2	Partial capture
08-23 01:28	20m	-22 / -	N7IDE	- / -	2	Partial capture
08-23 01:25	20m	-22 / -	KE0LOZ	- / -6	2	✓ Closing fragment
08-23 01:24	20m	-20 / -	KB0OWE	- / -6	2	✓ Closing fragment
08-23 01:15	20m	- / -	IK4LZH	+1 / -	4	Partial capture
08-23 00:47	20m	-12 / -	W0OVX	- / 0	2	✓ Closing fragment
08-23 00:45	20m	-9 / -	KD9WTA	- / -	3	Partial capture
08-23 00:34	20m	-11 / -	LB8OH	- / -15	2	✓ Closing fragment
08-22 03:19	20m	- / -18	E75DX	+10 / -	2	✓ Closing fragment
08-22 02:50	20m	- / -14	LZ1VVD	+5 / -	4	✓ Closing fragment
08-22 02:02	80m	- / +3	W5ZP	-6 / -	6	✓ Closing fragment
08-22 01:57	80m	- / -	DL1UDO	+5 / -	4	Partial capture
08-22 01:56	80m	- / -	F4FPR	+2 / -	2	Partial capture
08-22 01:55	80m	- / -	OK1DX	+20 / -	3	Partial capture
08-22 01:41	80m	- / -16	OH1MLZ	+20 / -	4	✓ Closing fragment
08-22 01:38	80m	-21 / -7	K4JWA	-9 / -	3	✓ Closing observed
08-22 01:31	40m	-11 / -	KC9GLR	- / -4	4	✓ Closing fragment
08-22 00:36	40m	-8 / -	NW8D	- / 0	5	Partial capture
08-22 00:31	40m	-14 / -	WE9G	- / +4	2	Partial capture
08-22 00:23	20m	-20 / -	JA0FVU	- / -	2	Partial capture
08-21 06:17	20m	- / -20	F5MOO	-7 / -	3	✓ Closing fragment
08-21 06:13	20m	- / -	DL7UHD	-9 / -	4	Partial capture
08-21 06:01	20m	- / -11	EA1KCU	-15 / -	2	✓ Closing fragment
08-20 06:17	40m	- / -15	F5NIB	+6 / -	3	✓ Closing fragment
08-20 06:03	40m	- / -12	F4GUK	-10 / -	5	✓ Closing fragment
08-20 06:02	40m	- / -13	F1IQH	-13 / -	3	✓ Closing fragment
08-20 05:45	40m	- / -13	G8VVY	-19 / -	3	✓ Closing fragment
08-20 05:37	40m	- / -11	F4JJA	-8 / -	5	✓ Closing fragment
08-20 05:30	40m	- / -	IK2VFQ	0 / -	2	Partial capture
08-20 04:38	40m	- / -10	DL4DBL	+6 / -	3	✓ Closing fragment
08-20 04:34	40m	- / -10	SV2BWY	-10 / -	3	✓ Closing fragment
08-20 04:25	40m	- / -13	HB9FEL	-8 / -	4	✓ Closing fragment
08-20 04:21	40m	- / -20	DK1UJ	+6 / -	2	Partial capture
08-20 04:14	40m	- / -12	DH5BM	-7 / -	6	✓ Closing fragment
08-20 04:08	40m	-24 / -	OK2TPT	- / -14	2	Partial capture

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
044430 -11  272  WD4OBP ZL1OGX RR73
045945 -23 2183  CQ WD4OBP FM16
052030 -19 1613  WD4OBP PD2WL -11 (x4)
054000  +3 2284  WD4OBP IT9CCB R-15
054130  -5 1216  WD4OBP EA4GG IM99
060200 +11 2733  WD4OBP IT9JWH JM76 (x2)
061000 -23 1645  WD4OBP F6FDY -16 (x2)
061630 +16 2354  WD4OBP LZ3CB KN32 (x3)

40m

UTC    dB Audio  Message
020545  -6  439  WD4OBP IK4LZH JN54 (x3)
020845  -3 2169  WD4OBP RZ6ALZ LN06
020915  +4 1896  WD4OBP DJ9BX JO63
020915  -3 2168  WD4OBP RZ6ALZ LN06
020945  +1 1896  WD4OBP DJ9BX R-16 (x2)
022330 -21 2251  CQ WD4OBP FM16                        a1
022945 -19 1362  WD4OBP RX3ASQ KO95
023000 -20 1626  CQ WD4OBP FM16
023015 -16 1362  WD4OBP RX3ASQ KO95
023030 -23 1626  CQ WD4OBP FM16
023045  -2 2539  WD4OBP UA3DPM KO95 (x2)

80m

UTC    dB Audio  Message
015515 +19 2344  WD4OBP OK1DX JN69 (x3)
015645  +2 2344  WD4OBP F4FPR IN88
015715  +6 1050  WD4OBP DL1UDO JO31
015715  +1 2344  WD4OBP F4FPR IN88
015745  +7 1050  WD4OBP DL1UDO JO31 (x3)
020245  -5  548  WD4OBP W5ZP EM15 (x6)

10m

UTC    dB Audio  Message
192130  -9  729  WD4OBP ON7DMQ -24 (x10)

60m

UTC    dB Audio  Message
045915 -17 2231  WD4OBP F/PA2JWN R-24
023230  +8  394  WD4OBP PA4PA JO22 (x2)
034045  -4 2580  WD4OBP IQ7KJ RR73
034115  +2 2734  WD4OBP OE5DML JN78 (x2)
025715 -14 1966  WD4OBP SV9FBK -18 (x3)

Decoder S/N history by band

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