JI4POR — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan Locator transmitted in a decoded message: PM65

Receiver-side FT8 activity involving JI4POR, decoded by SO8OO in southeastern Poland. 647 related FT8 messages, 51 CQ messages, observed on 80m, 40m, 20m, 10m, across 32 UTC dates. Heard between 2026-05-28 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

647
Related messages
51
CQ messages
32
UTC dates heard
-5 dB
Mean decoder S/N

Bands

First seen: 2026-05-28
Last seen: 2026-08-21 17:27 UTC

Activity Heatmap

Locator transmitted by JI4POR

Approximate centre of PM65, decoded 2026-08-21 19:27 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 UTCBandJI4POR S/NCounterpartCounterpart S/NMsgsCapture
08-21 19:28 20m -9 / - DJ0FF - / -18 2 ✓ Closing fragment
08-21 19:26 20m -8 / - SP5CTY - / -13 2 ✓ Closing fragment
08-21 19:24 20m -10 / - SP3JHZ - / -13 2 ✓ Closing fragment
08-21 19:18 20m - / -12 EA5IK -10 / - 3 ✓ Closing fragment
08-21 19:18 20m -9 / -9 PD2WL -6 / -11 8 ✓ Full exchange observed
08-21 19:16 20m -10 / -9 YO3NSS -8 / -15 3 ✓ Full exchange observed
08-20 19:41 20m -8 / -12 IU1VDE -8 / -10 4 ✓ Full exchange observed
08-20 19:39 20m - / - G6ZRV +2 / - 5 Partial capture
08-20 19:34 20m - / -10 G0VFB -2 / - 2 ✓ Closing fragment
08-20 19:31 20m - / -5 DM5KM +18 / - 4 ✓ Closing fragment
08-20 19:29 20m -8 / -6 EA3JDM +4 / -14 4 ✓ Full exchange observed
08-20 19:29 20m -14 / -15 F1VEV +14 / -17 10 ✓ Full exchange observed
08-20 19:25 20m -9 / -16 ON6LEO +8 / -11 8 ✓ Full exchange observed
08-20 19:25 20m -10 / -13 DJ0MAB -11 / -9 4 ✓ Full exchange observed
08-20 19:22 20m -3 / -4 DL9MY +2 / -11 4 ✓ Full exchange observed
08-20 19:18 20m - / - G6ZRV +4 / - 5 Partial capture
08-20 19:16 20m - / -16 DF4WC +1 / - 2 ✓ Closing fragment
08-20 19:14 20m -12 / -16 PE1OXS -11 / -10 5 ✓ Full exchange observed
08-20 19:13 20m - / -4 9A3ZI +1 / - 3 ✓ Closing fragment
08-20 18:59 20m - / -1 D2IM -8 / - 2 ✓ Closing fragment
08-19 18:23 20m -12 / - 7X3WPL - / - 7 Partial capture
08-18 20:00 40m - / -1 LZ2CC -13 / - 3 ✓ Closing fragment
08-18 19:57 40m - / -13 EA4ST -18 / - 3 Partial capture
08-17 19:09 20m - / -16 M8IRI -16 / - 2 Partial capture
08-17 19:04 20m -16 / -8 F1NQP -10 / -6 5 ✓ Full exchange observed
08-17 19:03 20m -14 / -6 DL1AMH +3 / - 5 ✓ Closing observed
08-17 19:03 20m -15 / - ON4IQ +16 / - 7 ✓ Closing observed
08-17 19:03 20m - / -15 DK1HZ -6 / - 2 Partial capture
08-16 20:10 20m - / - F4NGC -10 / - 3 Partial capture
08-16 20:05 20m - / -9 PA2EW +6 / - 2 ✓ Closing fragment
08-16 20:01 20m - / -22 M0LAD -2 / - 2 ✓ Closing fragment
08-16 20:01 20m - / - M7VME -23 / - 2 Partial capture
08-16 19:32 20m - / -8 DH5AZ -2 / - 3 ✓ Closing fragment
08-16 19:29 20m - / -3 G4ZCS -14 / - 4 ✓ Closing fragment
08-16 19:26 20m - / -10 RV3X -4 / - 4 ✓ Closing fragment
08-15 19:21 40m - / - DF1IH -16 / - 2 Partial capture
08-15 19:18 40m - / -13 T77R -15 / - 2 ✓ Closing fragment
08-14 19:41 40m - / -10 LY5LT +5 / - 2 ✓ Closing fragment
08-14 19:38 40m - / -14 PD1SL -9 / - 3 ✓ Closing fragment
08-14 19:38 40m - / -2 OK2IT +14 / - 5 ✓ Closing fragment
08-14 19:31 40m - / -21 OK1UG +12 / - 5 Partial capture
08-14 19:31 40m - / -18 M0GLT -4 / - 4 Partial capture
08-14 19:23 40m - / -9 YO8DHA -2 / - 2 ✓ Closing fragment
08-13 19:12 20m - / - DB8DH -6 / - 2 ✓ Closing fragment
08-13 19:12 20m -11 / -6 DL9PRE -7 / -4 6 ✓ Full exchange observed
08-13 19:01 20m - / - F5NBU -4 / - 2 ✓ Closing fragment
08-12 19:55 20m - / -17 PC2J +2 / - 2 Partial capture
08-12 18:51 80m - / - DK3ME -11 / - 3 Partial capture
08-12 18:51 80m - / - SP9UPH +14 / - 2 Partial capture
08-10 20:57 20m - / - LZ2OQ -14 / - 2 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
192045  -7 3007  PD2WL JI4POR 73
192115  -9 3007  SV2HTI JI4POR -09
192245 -10 3006  CQ DX JI4POR PM65 (x3)
192415 -10 3007  SP3JHZ JI4POR -13 (x2)
192515  -6 3006  CQ DX JI4POR PM65 (x2)
192615  -8 3007  SP5CTY JI4POR -13 (x2)
192715  -8 3007  CQ DX JI4POR PM65
192815  -9 3007  DJ0FF JI4POR -18 (x2)
192915  -6 3007  UT7NY JI4POR -05
40m
UTC    dB Audio  Message
193930 +14 2917  JI4POR OK2IT JN89 (x3)
194130  +8 2850  JI4POR LY5LT R-10 (x2)
191830 -15 1739  JI4POR T77R -13 (x2)
192100 -15 2079  JI4POR DF1IH JN57 (x2)
195700 -20 2147  JI4POR EA4ST IN80 (x2)
200000 -14 1732  JI4POR LZ2CC -01
200000 -16 2147  JI4POR EA4ST R-13
200030 -13 1732  JI4POR LZ2CC -01 (x2)
80m
UTC    dB Audio  Message
185100 -12 2411  JI4POR DK3ME JO50
185100 +12 2171  JI4POR SP9UPH JO90
185130 -13 2411  JI4POR DK3ME JO50
185130 +15 2353  JI4POR SP9UPH JO90
185200  -8 2411  JI4POR DK3ME JO50
10m
UTC    dB Audio  Message
074115  -7  504  JI4POR RW6B KN93
105730 -18 1842  JI4POR 7Q9BK -05 (x2)

Decoder S/N history by band

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