DJ7XY — reception at SO8OO

Signals decoded by SO8OO in southeastern Poland. FT8 and CW have separate histories; all times are UTC.

FT8 activity

DXCC entity inferred from callsign: Fed. Rep. of Germany Most frequent locator attributed to this token: JO31

Receiver-side FT8 activity involving DJ7XY, decoded by SO8OO in southeastern Poland. 1,603 FT8 messages attributed to this token as transmitter, on 160m, 80m, 40m, 20m, 10m, across 118 UTC dates in the available aggregate history. Observed between 2026-06-06 and 2026-10-22.

These are automated observations at the SO8OO receiver, not an official contact log. Times are UTC. Attribution follows decoded FT8 message structure: CQ uses the first token and directed-looking messages use the second. Free text that resembles a directed message can be attributed imperfectly. Summary S/N reflects propagation plus SO8OO receiver, antenna and local-noise conditions. Counts are not adjusted for monitoring outages; transmissions that were not decoded are absent. Inferred entity and location data may be inaccurate for portable, remote or special-event operation.

SO8OO decoded 1,603 FT8 messages attributed to DJ7XY as the transmitting token by decoded message structure across 118 UTC dates in the available aggregate history. The largest monitored-band total was 80 m (58%), followed by 20 m (18%) and 40 m (17%). Most decodes (56%) fell within the six-hour window 00:00-06:00 UTC. Received S/N was mixed across SO8OO's weak, moderate and strong ranges; the estimated median was -13 dB.

Overview

1,603
Messages attributed
118
UTC dates decoded
533
Active 15-min windows
-13 dB
Estimated median S/N

Bands

First attributed message: 2026-06-06
Last attributed message: 2026-10-22 17:08 UTC

Observed FT8 message patterns

Attributed sample
1,603 messages
Active dates
118 UTC dates
Estimated median S/N
-13 dB
Estimated 10th-90th percentile
-21 to -4 dB
Recurring-pattern threshold
Met

SO8OO display ranges among successful decodes: weak (≤ -16 dB) 536, moderate (-15 to -9 dB) 639, strong (≥ -8 dB) 428.

WSJT-X defines S/N reports against a 2,500 Hz reference noise bandwidth. The ranges above are SO8OO receiver-side display categories, not official WSJT-X classes, transmitter-power measurements or estimates of how easy the station is to hear elsewhere. Statistics include only successful decodes on SO8OO's monitored FT8 channels; transmissions that were not decoded are absent.

Attributed messages by UTC hour

Rolling 90-day UTC chart window. Counts follow decoded message structure: the first token for CQ, or the second token in a directed-looking message.

Most frequent locator attributed to DJ7XY

The map compares the centres and boundaries of the locator field attributed to this token by decoded message structure, 2° × 1° as a Maidenhead square, and SO8OO's six-character receiver square. The separation is not an exact antenna-to-antenna distance or a radio-path length.

Attributed locator
JO31 · 832 decoded messages
SO8OO receiver locator
KN09VW
Locator-centre separation
1,054 km (approx.)
Last such locator decoded
2026-10-22 17:07 UTC

A decoded locator can describe portable, remote or special-event operation and is not proof of a permanent station address or transmitter identity.

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 UTCBandDJ7XY S/NCounterpartCounterpart S/NMsgsCapture
10-23 16:35 40m - / -9 9A7BB -3 / - 2 ✓ Closing fragment
10-23 06:53 80m - / - OK8DCC -6 / - 3 Partial capture
10-23 06:51 80m - / -5 DG7CF -8 / - 2 ✓ Closing fragment
10-22 17:10 80m - / - DO8XC +8 / - 8 Partial capture
10-22 17:07 80m -20 / -11 DO6AZ +2 / -5 3 Partial capture
10-22 17:06 80m -16 / - DO6MFD - / -3 2 Partial capture
10-21 18:14 40m -11 / +10 IZ2WYA -5 / - 3 ✓ Closing observed
10-21 17:39 40m - / -17 PH3T -7 / - 2 Partial capture
10-21 14:39 40m - / -10 DK1HSI -12 / - 2 ✓ Closing fragment
10-21 05:04 80m -23 / -19 M9MRX -10 / -10 2 Partial capture
10-19 05:11 80m -18 / -3 ES2AJ +7 / +3 5 ✓ Full exchange observed
10-19 04:40 80m -14 / -4 DL2KBX +12 / +7 4 ✓ Full exchange observed
10-19 04:33 80m -13 / - F4JCU - / - 2 Partial capture
10-19 03:03 40m - / -11 F4DIA -8 / - 4 Partial capture
10-18 10:27 40m - / -13 OE5KBO -8 / - 6 ✓ Closing fragment
10-18 10:06 40m - / +9 DL3EBJ -10 / - 2 ✓ Closing fragment
10-18 02:38 80m -6 / - F4CTJ - / - 2 Partial capture
10-18 00:54 40m - / -15 EX7CQ +5 / - 2 Partial capture
10-18 00:20 80m -10 / -10 EN7P +2 / -6 5 ✓ Full exchange observed
10-17 07:20 40m - / -7 DL3TA -11 / - 4 ✓ Closing fragment
10-17 04:52 40m - / -20 OE3MZC -5 / - 15 Partial capture
10-17 04:48 40m - / -20 RA5O +8 / - 2 ✓ Closing fragment
10-17 02:01 80m +5 / -6 M9DNC -6 / -9 5 ✓ Full exchange observed
10-17 01:57 80m -4 / -1 SP1IWC +12 / - 3 ✓ Closing observed
10-17 01:56 80m +2 / - DO8JB - / - 2 Partial capture
10-17 01:51 80m -2 / -14 IU5LQC +6 / -6 4 ✓ Full exchange observed
10-17 01:28 80m +4 / -12 SP9FZH +10 / -9 5 ✓ Full exchange observed
10-16 22:24 80m - / -16 DL1DY -8 / - 7 Partial capture
10-16 22:21 80m -9 / -10 R2DX/3 +3 / -19 4 Partial capture
10-16 22:19 80m -3 / -2 DK2MAX -2 / -15 4 ✓ Full exchange observed
10-16 22:13 80m -11 / +2 DR800WE +13 / - 3 Partial capture
10-16 22:04 80m -11 / -13 R2DX/3 -6 / - 7 Partial capture
10-16 19:32 40m -10 / -19 I5HLK -11 / -6 4 ✓ Full exchange observed
10-16 19:30 40m -10 / -11 F1GUQ -4 / -6 5 ✓ Full exchange observed
10-16 19:24 40m -11 / - IU5HIU - / -16 2 ✓ Closing fragment
10-16 19:18 40m -14 / - GW0RQC - / -3 2 Partial capture
10-16 19:11 40m - / -7 IK5NQI -2 / - 2 ✓ Closing fragment
10-16 16:55 40m - / -1 ON3CCM -11 / - 2 ✓ Closing fragment
10-16 15:36 40m - / -1 F4GVO +4 / - 2 ✓ Closing fragment
10-16 06:53 40m - / -13 YO2UKG +5 / - 4 ✓ Closing fragment
10-16 05:31 80m -17 / -16 ON4DN -24 / -18 5 ✓ Full exchange observed
10-15 03:59 80m - / -11 SM7WNM -4 / - 2 ✓ Closing fragment
10-15 03:59 80m - / - UT5MB +12 / - 2 Partial capture
10-15 03:57 80m -12 / -5 DK1HSI 0 / -8 4 ✓ Full exchange observed
10-15 03:33 80m - / -4 DK1HSI +2 / - 2 ✓ Closing fragment
10-15 03:06 80m -24 / -7 ON3ANY +9 / - 4 ✓ Closing observed
10-15 01:56 80m -13 / -3 DO5PY 0 / -5 5 ✓ Full exchange observed
10-15 01:30 80m -12 / -16 Z61DX -7 / -17 13 ✓ Full exchange observed
10-15 01:09 80m -8 / -14 5B4AMM +4 / -14 4 ✓ Full exchange observed
10-14 23:56 80m -3 / -13 DO9BLX +2 / - 3 ✓ Closing observed

Recent FT8 messages decoded at SO8OO

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

40m
UTC    dB Audio  Message
030500  -8 1610  DJ7XY F4DIA -11
034745 -15 1436  EU7SV DJ7XY JO31
143915 -13 1059  DJ7XY DK1HSI -10 (x2)
173900  -8 2032  DJ7XY PH3T -17 (x2)
173930 -20 1687  DJ7XY OR1A -04
181245 -20 2325  SQ9GAI DJ7XY JO31
181415 -11 2803  IZ2WYA DJ7XY JO31
181430  -6 2803  DJ7XY IZ2WYA +10 (x2)
163145  +4 1004  DJ7XY DF0KK -05
163400  +2 2473  DJ7XY DM5MA RR73
163500  -2 1265  DJ7XY 9A7BB -09 (x2)
80m
UTC    dB Audio  Message
170800  +2 1331  DJ7XY DO6AZ -11
170815 -21 1330  DO6AZ DJ7XY R-05
171000 +10 1330  DJ7XY DO8XC JO71 (x8)
065130 -12 1608  DJ7XY DG7CF -05 (x2)
065300  -4 1932  DJ7XY OK8DCC JN79 (x3)
160m
UTC    dB Audio  Message
050930  -7 1039  DJ7XY DL3YEE -14 (x2)
012600 -17 1970  HA7TM DJ7XY JO31
012615  +7 1970  DJ7XY HA7TM -07
012630 -19 1970  HA7TM DJ7XY R-05
012645  +8 1970  DJ7XY HA7TM RR73
012700 -21 1970  HA7TM DJ7XY 73
202300 -13 1588  DJ7XY G6PZ -09 (x2)
202430  +4  823  DJ7XY DK7ZT -22 (x5)
20m
UTC    dB Audio  Message
100800 +16 2301  DJ7XY IK3SCB -02 (x2)
111015 -11 1260  HA7UL DJ7XY JO31
064215  +0 1418  DJ7XY LZ6C RR73
070130  +3 2564  DJ7XY RZ9A R MO04 (x3)
141045 -12 2177  SP9IMY DJ7XY JO31
141145  -9 2302  RK1AA DJ7XY JO31 (x3)
141645 -16 1763  SP7OK DJ7XY JO31
145415 -11 2014  DJ7XY UN7PNF -15
145530 -16 2534  DJ7XY OH1FOF -08
155015 -22 2303  RK1AA DJ7XY JO31
10m
UTC    dB Audio  Message
175715 -22 1344  SP2GPU DJ7XY 73
175745 -15 1040  UR5FIX DJ7XY JO31 (x3)
180300  -9 1264  DJ7XY 9A9TT +00 (x2)
105815 -24 1725  DJ7XY DN9CHV -16
152100 -11 2181  DJ7XY GJ0KYZ +11 (x3)
101930 -12 2294  DJ7XY E75W -01 (x2)
102600 -17 1154  DJ7XY DN9DSP -06 (x2)
145200 -22 1308  DJ7XY DN9CHV -11

Decoder S/N history by band

Count-weighted daily averages across messages attributed to this profiled token and successfully decoded at SO8OO, limited to the rolling 90-day UTC chart window.

CW

No CW receptions recorded for this callsign in the last 30 days.

Explore CW reception at SO8OO

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