RA7Z — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KN98

Receiver-side FT8 activity involving RA7Z, decoded by SO8OO in southeastern Poland. 573 related FT8 messages, 44 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 56 UTC dates. Heard between 2026-05-25 and 2026-08-21.

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

573
Related messages
44
CQ messages
56
UTC dates heard
-6 dB
Mean decoder S/N

Bands

80m 20m 40m 10m 160m
First seen: 2026-05-25
Last seen: 2026-08-21 18:05 UTC

Frequent QSO partners observed at SO8OO

Stations RA7Z worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by RA7Z

Approximate centre of KN98, decoded 2026-08-22 13:11 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 UTCBandRA7Z S/NCounterpartCounterpart S/NMsgsCapture
08-22 13:10 20m -9 / - RW9H/M - / - 3 Partial capture
08-21 20:03 80m -8 / - JA9APS - / -15 6 Partial capture
08-21 19:48 80m -24 / -16 UF4S/P -7 / - 5 ✓ Closing observed
08-21 19:29 40m - / - R3KMI -16 / - 2 ✓ Closing fragment
08-21 00:57 80m - / - SP4NKU +4 / - 14 Partial capture
08-21 00:57 80m -14 / - KM2P +6 / -17 9 ✓ Closing observed
08-20 21:21 80m - / -9 R3YAU +8 / - 3 ✓ Closing fragment
08-20 16:09 20m - / -16 <...> -2 / - 2 Partial capture
08-20 15:35 40m - / -15 UA6HJT +6 / - 2 ✓ Closing fragment
08-20 15:32 40m -12 / - RW9MZ - / - 3 Partial capture
08-20 15:15 20m - / - IU4COO +3 / - 3 Partial capture
08-20 15:11 20m -23 / -9 R0AX -10 / - 2 ✓ Closing observed
08-17 13:23 20m -2 / - UA9QFF - / - 2 Partial capture
08-17 13:08 10m -16 / - IV3IUM - / -14 2 ✓ Closing fragment
08-17 13:03 10m -13 / - <...> - / -2 4 Partial capture
08-09 15:47 40m - / -20 DL5MO -20 / - 2 Partial capture
08-09 15:46 40m - / -4 UC6D -12 / - 2 ✓ Closing fragment
08-07 10:56 10m -22 / -5 IK4LZH +9 / -12 4 ✓ Full exchange observed
08-07 10:50 10m - / -19 IK1UGX -13 / - 3 ✓ Closing fragment
08-07 03:08 20m -12 / - <...> - / -16 2 Partial capture
08-05 20:21 40m - / -9 HB9CXZ +2 / - 3 ✓ Closing fragment
08-05 20:13 40m - / -12 R7RCG -14 / - 2 ✓ Closing fragment
08-05 20:00 40m -22 / -13 UB6OCD -14 / - 3 ✓ Closing observed
08-05 19:45 80m - / - RA6WF -17 / - 3 Partial capture
08-05 19:43 80m - / -14 RC6OD -4 / - 2 ✓ Closing fragment
08-02 03:56 20m - / -14 RD4WM -5 / - 3 ✓ Closing fragment
08-02 03:31 40m - / - DH5BM -11 / - 8 Partial capture
07-31 19:40 80m - / -12 S59A +5 / - 3 Partial capture
07-31 19:40 80m - / +5 R3YAU 0 / - 4 Partial capture
07-31 19:38 80m - / - HA7XL +19 / - 7 Partial capture
07-31 19:38 80m -3 / - JA5MHD - / -24 3 Partial capture
07-31 19:18 80m - / - R4HFK -6 / - 2 Partial capture
07-31 19:16 80m - / - RC6BB -16 / - 2 Partial capture
07-31 19:16 80m -4 / - JA0FSB -12 / -16 6 ✓ Closing observed
07-29 18:48 40m - / -6 UB3LCO -16 / - 3 ✓ Closing fragment
07-29 18:46 40m -21 / -15 RW3RN -4 / -8 3 ✓ Full exchange observed
07-29 18:41 40m - / -19 UA4POO -18 / - 2 ✓ Closing fragment
07-29 18:08 40m - / +1 R3LDK -8 / - 2 ✓ Closing fragment
07-28 21:21 80m +11 / - D2UY - / -17 7 ✓ Closing fragment
07-27 19:16 40m - / -19 UB3FDA -20 / - 3 Partial capture
07-27 18:53 40m - / -13 RG7O +3 / - 2 ✓ Closing fragment
07-24 07:11 10m -14 / - <...> - / -11 2 Partial capture
07-24 05:33 20m - / -3 R70OBN -8 / - 2 ✓ Closing fragment
07-23 16:01 10m - / +7 R6KEE -18 / - 2 ✓ Closing fragment
07-23 15:57 10m - / -8 R6DOP -8 / - 4 ✓ Closing fragment
07-23 15:32 10m - / - RK6AH +1 / - 3 Partial capture
07-23 08:12 10m -22 / - RA1N - / +3 2 ✓ Closing fragment
07-23 08:08 10m -21 / - R4PEQ - / - 2 Partial capture
07-23 07:34 10m -9 / -18 RN9N -21 / -11 6 ✓ Full exchange observed
07-23 07:32 10m -18 / - RA3TKS - / +2 3 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m 
UTC    dB Audio  Message
132415  -4 2974  UA9QFF RA7Z KN98
151015 -14 2379  RA7Z R5AJ RR73
151115 -10 2182  RA7Z R0AX R-09
151130 -23 2181  R0AX RA7Z RR73
151545  +3 2577  RA7Z IU4COO JN63 (x3)
160930  -5  421  RA7Z <...> -16 (x2)
213315 -18 1783  R6FMF RA7Z KN98
130415  +0  416  <...> RA7Z KN98 (x2)
131030 -10  417  <RW9H/M> RA7Z KN98 (x3)
80m 
UTC    dB Audio  Message
010315  +3 1764  RA7Z SP4NKU KO12 (x3)
194845 -24 1116  UF4S/P RA7Z KN98
194930  -9 1216  RA7Z UF4S/P -16 (x4)
200345  -5  628  JA9APS RA7Z KN98 (x4)
200545 -15  627  CQ RA7Z KN98                          a1
200615 -11  565  JA9APS RA7Z KN98 (x2)
40m 
UTC    dB Audio  Message
202215  +2 2414  RA7Z HB9CXZ R-09 (x2)
154630 -14 1787  RA7Z UC6D -04 (x2)
154730 -19 1521  RA7Z DL5MO -20 (x2)
204345 -24 1840  RA7Z R0QBB/3 R-18
153215 -13 2608  RW9MZ RA7Z KN98 (x3)
153415  -9 2608  RW4NH RA7Z KN98
153530  +6  460  RA7Z UA6HJT -15 (x2)
192900 -17 1851  RA7Z R3KMI +12 (x2)
10m 
UTC    dB Audio  Message
105645  +9  492  RA7Z IK4LZH R-05 (x2)
105945 -18 1371  RA7Z R6DJR RR73
081745 -23 1383  CQ RA7Z KN98
082800  -9 2555  R2EN RA7Z KN98
083300 -13 2557  R3BV RA7Z RR73
083600 -15 2558  CQ RA7Z KN98
130300 -11  841  <...> RA7Z R-02 (x4)
130830 -14 2246  IV3IUM RA7Z -14 (x2)
131130 -17 2335  R3LDF RA7Z 73
083100  +4 1252  RA7Z RR73; DG4MCB <...> -12
160m 
UTC    dB Audio  Message
210830  -1 1935  RA7Z RU3DNN KO96
210900  -8  684  RA7Z RN3AOE KO95
210900  +0 1935  RA7Z RU3DNN R-10 (x2)
211030 -10  684  RA7Z RN3AOE 73

Decoder S/N history by band

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