SV4OZF — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Greece Locator transmitted in a decoded message: KM19

Receiver-side FT8 activity involving SV4OZF, decoded by SO8OO in southeastern Poland. 476 related FT8 messages, 18 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 53 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

476
Related messages
18
CQ messages
53
UTC dates heard
-5 dB
Mean decoder S/N

Bands

80m 20m 40m 10m 160m
First seen: 2026-05-27
Last seen: 2026-08-23 16:30 UTC

Frequent QSO partners observed at SO8OO

Stations SV4OZF worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by SV4OZF

Approximate centre of KM19, decoded 2026-08-21 00:31 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 UTCBandSV4OZF S/NCounterpartCounterpart S/NMsgsCapture
08-23 19:38 20m -19 / - YO9FKI - / -3 2 Partial capture
08-23 18:30 20m -1 / - M9DNC +3 / -13 6 Partial capture
08-21 09:03 10m -15 / - 4Z1GY - / -6 5 Partial capture
08-21 07:59 10m -19 / - RL3K -22 / -6 3 ✓ Closing observed
08-21 07:58 10m -16 / - DN9WL - / -11 2 ✓ Closing fragment
08-21 07:56 10m -14 / - DN9AD - / -12 2 ✓ Closing fragment
08-21 07:56 10m -16 / - DH7ZP - / -4 2 ✓ Closing fragment
08-21 07:55 10m -16 / - DL6KVB - / -17 2 Partial capture
08-21 00:28 80m -7 / - II7MGML - / - 5 Partial capture
08-20 04:03 40m -14 / - IK2UCL -10 / -3 5 ✓ Full exchange observed
08-19 06:50 40m - / -4 SP5ROM -18 / - 2 ✓ Closing fragment
08-18 21:07 40m - / -18 EA8UP -7 / - 3 Partial capture
08-18 19:09 40m - / -3 SQ5OMY -10 / - 2 ✓ Closing fragment
08-16 19:01 20m - / -12 4O4DB -16 / - 2 ✓ Closing fragment
08-15 22:43 80m -5 / - ZP5DBC - / -19 7 Partial capture
08-15 22:32 80m -3 / - CE2SV - / -25 3 Partial capture
08-15 22:17 80m -9 / - CX2ACB - / -11 3 Partial capture
08-15 22:16 80m - / 0 TA3GO -12 / - 2 ✓ Closing fragment
08-15 22:14 80m -4 / - EA5HM -14 / - 3 Partial capture
08-15 22:12 80m -4 / -9 CT7AUT -24 / -7 2 Partial capture
08-15 22:10 80m -11 / -11 DD7EE 0 / -3 6 ✓ Full exchange observed
08-15 22:10 80m -10 / - RN6HK -4 / - 4 ✓ Closing observed
08-15 22:09 80m -5 / -12 EA8AJ -22 / - 3 ✓ Closing observed
08-14 09:33 20m - / -13 F5OYA/P -19 / - 2 Partial capture
08-13 23:04 80m -6 / -7 OK1HEH +9 / +1 5 ✓ Full exchange observed
08-13 23:04 80m - / - EA5HM -10 / - 2 Partial capture
08-13 23:02 80m -4 / -21 G8OO +7 / -8 6 ✓ Full exchange observed
08-13 22:59 80m -8 / - TN8GD - / -18 4 ✓ Closing fragment
08-13 22:38 20m - / -19 VE3ARF -3 / - 3 Partial capture
08-13 21:22 40m -21 / - ZZ2DX - / -17 4 Partial capture
08-13 21:12 40m -23 / - JA6GEN - / -11 2 Partial capture
08-13 19:15 80m -14 / -20 OL900CO +7 / -3 3 Partial capture
08-13 19:13 80m -21 / - YO1BRANCUSI - / -3 3 Partial capture
08-13 18:41 80m -21 / - UA9OR - / -16 9 Partial capture
08-13 18:14 80m -18 / - UA9OR - / -18 3 Partial capture
08-13 18:04 80m -14 / - SV6JHA - / - 5 Partial capture
08-13 18:04 80m - / -2 YU7AS +7 / - 4 Partial capture
08-13 18:00 80m -23 / -2 S59A +18 / - 5 ✓ Full exchange observed
08-13 17:59 80m -21 / - UA9OR - / -13 2 Partial capture
08-12 07:18 20m - / +7 YU7TMR -6 / - 2 ✓ Closing fragment
08-11 21:47 160m - / -13 9A2AJ +5 / - 2 ✓ Closing fragment
08-11 21:39 80m -12 / -21 SP2HMT +16 / -11 5 ✓ Full exchange observed
08-09 21:22 80m - / -4 T77RN -6 / - 3 Partial capture
08-09 21:12 80m -10 / - T77RN - / -12 4 Partial capture
08-09 21:10 80m -8 / - YO3FRI +6 / - 2 ✓ Closing observed
08-09 21:03 80m - / 0 SV4TQR -8 / - 3 Partial capture
08-09 21:02 80m -16 / -15 5P1KZX +3 / -18 8 ✓ Full exchange observed
08-09 20:57 80m - / -16 HB9EFK +14 / - 2 ✓ Closing fragment
08-09 19:46 80m -13 / - CR5VP - / -17 2 Partial capture
08-09 19:11 80m -12 / - R2FEA - / -10 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
223945  -2  444  SV4OZF VE3ARF R-19
093315 -18 1641  SV4OZF F5OYA/P JN13 (x2)
190115 -19 1693  SV4OZF 4O4DB R-12 (x2)
173430  -5  613  SV4OZF RR73; G0KAD <...> -20
084015 -20 1709  <II7MGFG> SV4OZF -05
183045  +3  758  SV4OZF M9DNC JO01
183130  -2  678  M9DNC SV4OZF -13 (x5)
193800 -21 1826  YO9FKI SV4OZF -03 (x2)
10m 
UTC    dB Audio  Message
075745 -15 2210  DN9AD SV4OZF RR73
075815 -15 2210  DN9WL SV4OZF -11 (x2)
075915 -20 2210  RL3K SV4OZF -06 (x2)
080000 -22 1499  SV4OZF RL3K 73
082700 -19 2201  OD5ZZ SV4OZF RR73
082830 -14 2335  4X1UF SV4OZF RR73
083145 -24 1723  4X1ZQ SV4OZF +12
090315 -10 2212  4Z1GY SV4OZF -06 (x5)
090615 -15 1846  3B8/SQ9UM SV4OZF -14
80m 
UTC    dB Audio  Message
223215  -3 1142  CE2SV SV4OZF -25 (x3)
224345  -6 1142  ZP5DBC SV4OZF -19 (x7)
002815 -11 2021  <II7MGML> SV4OZF KM19 (x5)
40m 
UTC    dB Audio  Message
212515 -22 1717  ZZ2DX SV4OZF -17 (x2)
192245 -20 1845  SV4OZF SV3AUW R+00
190945  -7 1012  SV4OZF SQ5OMY -03 (x2)
210730  -5  322  SV4OZF EA8UP R-18 (x3)
065030 -14 2175  SV4OZF SP5ROM -04 (x2)
040330 -13 2101  IK2UCL SV4OZF KM19
040345 -10 1495  SV4OZF IK2UCL +11
040400 -15 2101  IK2UCL SV4OZF R-03
040415 -11 1496  SV4OZF IK2UCL RR73
040430 -14 2101  IK2UCL SV4OZF 73
160m 
UTC    dB Audio  Message
191015 -16 2452  SV2JAO SV4OZF +18
191030  -3 2155  SV4OZF SV2JAO R+00 (x2)
191145 -15 2451  SV2JAO SV4OZF 73
210615 -14 2451  SP7CMW SV4OZF -08
235245 -13 2214  CT2GQA SV4OZF -11 (x2)
214730  +4 1463  SV4OZF 9A2AJ R-13 (x2)

Decoder S/N history by band

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