DL1OBF — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO42

Receiver-side FT8 activity involving DL1OBF, decoded by SO8OO in southeastern Poland. 483 related FT8 messages, 85 CQ messages, observed on 160m, 80m, 60m, 40m, 20m, 10m, across 31 UTC dates. Heard between 2026-04-21 and 2026-07-20.

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

483

Related messages

CQ messages

UTC dates heard

-6 dB

Mean decoder S/N

Bands

80m 20m 40m 60m 10m 160m

First seen: 2026-04-21
Last seen: 2026-07-20 01:46 UTC

Frequent QSO partners observed at SO8OO

Stations DL1OBF worked most often, as logged from our receiver:

3G0Z · Juan Fernandez Islands ×2 KO4HRW · United States ×2 JE1VTZ · Japan IU0POV · Italy W3SW · United States PT2ND · Brazil K9BAW · United States N5WXB · United States W4PSK · United States DK1MBY · Fed. Rep. of Germany WO3U · United States N8KWC · United States

Activity Heatmap

Locator transmitted by DL1OBF

Approximate centre of JO42, decoded 2026-06-15 02:37 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	DL1OBF S/N	Counterpart	Counterpart S/N	Msgs	Capture
07-20 03:44	20m	-3 / -15	TI2CC	-18 / -10	25	Partial capture
07-20 03:37	20m	+4 / -	HC7AE	- / -	6	✓ Closing fragment
07-18 01:26	20m	-18 / -	BM4PI	- / -	2	Partial capture
07-15 22:52	20m	-8 / -	KJ5PTH	- / -20	3	✓ Closing fragment
07-15 22:51	20m	-9 / -	N4HAC	- / -11	2	✓ Closing fragment
07-15 22:46	20m	-8 / -	PT2ND	- / -13	3	Partial capture
07-12 23:01	20m	-17 / -	KJ5PTH	- / -	2	Partial capture
07-12 22:59	20m	-14 / -	N8KWC	- / -	2	✓ Closing fragment
07-12 22:57	20m	-18 / -	YI7KOH	- / -22	4	Partial capture
07-12 22:54	20m	-20 / -	R2AL	0 / +6	4	Partial capture
07-12 22:49	20m	-13 / -	HK6NGR	- / -22	4	Partial capture
07-12 22:36	20m	-12 / -	CE4KM	- / -17	4	✓ Closing fragment
07-12 22:34	20m	-12 / -	BA7IWL	- / -	2	Partial capture
07-12 22:33	20m	-13 / -	YV4AJR	- / -	2	Partial capture
07-12 22:28	20m	-13 / -	YV4AJR	- / -	5	Partial capture
07-12 22:27	20m	-14 / -	KJ5PTH	- / -	3	Partial capture
07-12 22:25	20m	-11 / -	LU5FF	- / -8	3	✓ Closing fragment
07-05 05:04	20m	- / -10	RN6MA	-6 / -	2	✓ Closing fragment
07-04 07:08	20m	-1 / -	A92FF	- / -30	4	Partial capture
06-18 20:23	20m	- / -10	A92AE	-6 / -	2	✓ Closing fragment
06-18 15:28	20m	- / -16	BD5CAM	-13 / -	3	✓ Closing fragment
06-18 03:25	20m	- / -	R7MP	-12 / -	2	Partial capture
06-18 03:05	20m	- / -9	N8QA	-8 / -	2	✓ Closing fragment
06-18 02:14	20m	- / -12	KD2EOH	-24 / -	2	✓ Closing fragment
06-15 02:37	60m	+1 / -	N8OQ	- / -16	3	✓ Closing fragment
06-15 02:33	60m	-2 / -	HI8JWM	- / -	5	Partial capture
06-15 02:06	20m	- / -11	NX5T	-20 / -	2	✓ Closing fragment
06-12 22:01	40m	+5 / -	9X5KM	- / -13	13	Partial capture
06-12 21:13	10m	-12 / -	HB3YIZ	- / -	4	Partial capture
06-12 21:02	10m	-17 / -	PY8ZB	- / -	3	Partial capture
06-12 20:56	10m	-12 / 0	RX6AOB	+5 / -6	4	✓ Full exchange observed
06-12 20:53	10m	-8 / -	DO3SK	- / -	4	Partial capture
06-12 20:51	10m	-1 / -	OE1TOA	- / -	3	✓ Closing fragment
06-12 20:49	10m	+3 / -	GM1TGY	- / -9	3	✓ Closing fragment
06-12 20:47	10m	-1 / -	YO3OBB	- / -3	3	✓ Closing fragment
06-12 20:45	10m	+1 / -	OK2WED	- / -5	3	✓ Closing fragment
06-12 20:44	10m	+1 / -	EW8DU	- / -4	3	✓ Closing fragment
06-12 20:42	10m	-3 / -	IU2VTN	- / -17	3	✓ Closing fragment
06-12 20:38	10m	+3 / -	G4UGV	- / +1	5	✓ Closing fragment
06-12 20:32	10m	+6 / -	IQ8PC	- / +1	4	✓ Closing fragment
06-12 20:29	10m	+6 / -	UX2SB	- / -	3	✓ Closing fragment
06-12 20:24	10m	+8 / -	LZ3YY	- / -16	9	✓ Closing fragment
06-12 20:21	10m	+8 / -3	RD7LO	+8 / -6	6	✓ Full exchange observed
06-12 01:02	40m	+13 / -	9X5KM	- / -15	12	✓ Closing fragment
06-11 22:35	40m	+15 / +7	IU0REK	-12 / -9	7	✓ Full exchange observed
06-11 22:31	40m	+12 / -	<...>	- / -18	4	Partial capture
06-11 22:27	40m	+10 / -	EA1FKI	- / +1	7	✓ Closing fragment
06-11 22:24	40m	+13 / -	TJ1GD	- / -25	6	✓ Closing fragment
06-11 22:17	40m	+10 / -	9X5KM	- / -	11	Partial capture
06-11 22:17	40m	- / -	9A7BB	-3 / -	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
034945  -6 1280  TI2CC DL1OBF R-12 (x15)

60m

UTC    dB Audio  Message
200845  -2 1116  IQ2DB DL1OBF JO42
200900 -17 1222  DL1OBF IQ2DB +02
200915  -2 1116  IQ2DB DL1OBF R-01
200930 -17 1222  DL1OBF RR73; DL3NOC <...> -16
201230  +5 1116  DK7OG DL1OBF JO42 (x3)
023330  -5 1826  HI8JWM DL1OBF JO42 (x5)
023700  -1 1826  N8OQ DL1OBF JO42 (x3)

40m

UTC    dB Audio  Message
010815  +2 1717  9X5KM DL1OBF R-09 (x15)

10m

UTC    dB Audio  Message
205330  -4 1592  DO3SK DL1OBF JO42 (x4)
205630 -11 1592  RX6AOB DL1OBF JO42
205645  +4 2386  DL1OBF RX6AOB +00
205700 -12 1592  RX6AOB DL1OBF R-06
205715  +6 2386  DL1OBF RX6AOB RR73
210215 -17 1592  PY8ZB DL1OBF JO42 (x3)
211345 -13 1594  HB3YIZ DL1OBF JO42 (x4)

160m

UTC    dB Audio  Message
001315  -1 1196  CQ DL1OBF JO42
201800  +7  996  OH2HGK DL1OBF JO42
201815 -14 1109  DL1OBF OH2HGK -11
201830  +8  996  OH2HGK DL1OBF R-19
201845 -15 1110  DL1OBF OH2HGK RR73
201900  +8  996  OH2HGK DL1OBF 73
202115  +5  996  SA5ACL DL1OBF JO42 (x5)
202330  +3 1268  DL1OBF SA5ACL +00
202345  +9  899  SA5ACL DL1OBF R+04
202400  +3 1268  DL1OBF SA5ACL RR73
202415  +7  900  SA5ACL DL1OBF 73

80m

UTC    dB Audio  Message
025645  +1 1004  UY0HY DL1OBF JO42
025700 -14  577  DL1OBF UY0HY -10
025715  +4 1004  UY0HY DL1OBF JO42
025745  -1 1004  AB8O DL1OBF -13
025800 -16  577  DL1OBF UY0HY -10
025815  +6 1004  AB8O DL1OBF RRR
030830 +11 1004  LZ1QZ DL1OBF JO42
030900 +13 1004  TI2ALF DL1OBF JO42 (x2)
031100 +11 1004  F5BRF DL1OBF JO42 (x3)
031315 +14 1004  LU7PBO DL1OBF JO42 (x3)

Decoder S/N history by band

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