SM3HZA — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Sweden Locator transmitted in a decoded message: JP80

Receiver-side FT8 activity involving SM3HZA, decoded by SO8OO in southeastern Poland. 88 related FT8 messages, 5 CQ messages, observed on 80m, 40m, 20m, 10m, across 19 UTC dates. Heard between 2026-04-22 and 2026-07-12.

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

88
Related messages
5
CQ messages
19
UTC dates heard
-8 dB
Mean decoder S/N

Bands

First seen: 2026-04-22
Last seen: 2026-07-12 15:09 UTC

Activity Heatmap

Locator transmitted by SM3HZA

Approximate centre of JP80, decoded 2026-08-23 16:11 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 UTCBandSM3HZA S/NCounterpartCounterpart S/NMsgsCapture
08-23 16:10 20m -2 / - F1UNR - / - 4 Partial capture
07-31 18:16 20m -2 / - BG7ZHS - / - 2 Partial capture
07-31 18:14 20m 0 / - EH5FJI - / 0 2 ✓ Closing fragment
07-31 18:11 20m 0 / - BA3QIQ - / -14 2 ✓ Closing fragment
07-31 18:09 20m +1 / - R9OOS - / -10 3 ✓ Closing fragment
07-12 17:08 10m - / - DN9AD -13 / - 3 Partial capture
07-10 17:48 20m - / -11 9K2YM -2 / - 2 ✓ Closing fragment
07-10 17:13 20m - / -11 S09S -4 / - 2 ✓ Closing fragment
07-08 16:09 20m -21 / - HL4CFN - / -13 2 Partial capture
07-07 17:09 10m - / +7 DN9SGE -10 / - 2 ✓ Closing fragment
06-02 16:26 20m - / - SV5BYP -4 / - 3 Partial capture
05-31 11:51 20m - / -20 PD8GB -11 / - 3 Partial capture
05-30 17:28 20m -9 / - BG7ZHS - / - 2 Partial capture
05-30 17:11 20m -14 / -16 A92AE -4 / -5 7 Partial capture
05-30 17:11 20m -12 / - UT5MD - / -8 2 Partial capture
05-30 13:32 20m - / - DF8TN -3 / - 5 Partial capture
05-29 17:20 20m - / -24 EA8BFH -18 / - 2 Partial capture
05-28 16:21 20m - / -13 EA1C -14 / - 5 Partial capture
05-28 16:18 20m - / -7 R4FDW +5 / - 7 Partial capture
05-28 16:13 20m - / -13 <...> -12 / - 2 Partial capture
05-27 15:41 20m - / - UA3NFG -19 / - 3 Partial capture
05-27 15:41 20m - / - RX3ASQ -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
180815  +0 2387  4U1GSC SM3HZA R+02
180930  +0 2386  R9OOS SM3HZA JP80 (x3)
181100  +0 2385  BA3QIQ SM3HZA -14 (x2)
181445  -2 2385  EH5FJI SM3HZA R+00 (x2)
181615  -2 2385  BG7ZHS SM3HZA JP80 (x2)
145300  -8 2809  CR5VP SM3HZA JP80
161000  -2 2614  F1UNR SM3HZA JP80 (x4)
10m
UTC    dB Audio  Message
104900 -15 2253  CQ SM3HZA JP80 (x3)
105130 -15 2254  UX2SB SM3HZA -16
105300 -19 2253  DN9OPA SM3HZA -18
105430 -16 2252  PD0LBY SM3HZA -20
105630 -14 2252  CQ SM3HZA JP80 (x2)
170900  -8 2293  SM3HZA DN9SGE +07 (x2)
170830 -15 2466  SM3HZA DN9AD JO52 (x3)
40m
UTC    dB Audio  Message
161700 -13 2304  RA9UES SM3HZA JP80
163845  -5 2253  R4UA SM3HZA JP80

Decoder S/N history by band

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