YT2SMS — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Serbia Locator transmitted in a decoded message: KN13

Receiver-side FT8 activity involving YT2SMS, decoded by SO8OO in southeastern Poland. 333 related FT8 messages, 108 CQ messages, observed on 80m, 40m, 20m, 10m, across 7 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.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

333
Related messages
108
CQ messages
7
UTC dates heard
-9 dB
Mean decoder S/N

Bands

First seen: 2026-05-27
Last seen: 2026-08-23 18:06 UTC

Activity Heatmap

Locator transmitted by YT2SMS

Approximate centre of KN13, decoded 2026-08-23 20:06 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 UTCBandYT2SMS S/NCounterpartCounterpart S/NMsgsCapture
08-23 20:01 80m -4 / -8 DO2HC +1 / -10 4 ✓ Full exchange observed
08-23 19:58 80m -5 / -9 DL6UM 0 / -7 5 ✓ Full exchange observed
08-23 19:56 80m -6 / -14 UR5NPF +13 / +4 5 ✓ Full exchange observed
08-23 19:54 80m -2 / -7 OH1ZE +3 / -4 8 ✓ Full exchange observed
08-23 19:52 80m -8 / -1 SP6TID -5 / -15 6 ✓ Full exchange observed
08-22 08:06 20m -18 / -17 DL1ASR -2 / -7 6 Partial capture
08-22 08:06 20m - / - F1PPH -18 / - 4 Partial capture
08-22 08:04 20m - / -9 DL1HXA -6 / - 2 Partial capture
08-22 07:59 20m -16 / -23 F1PSX -15 / -14 7 ✓ Full exchange observed
08-22 07:57 20m -10 / -1 9A4ZM -2 / +7 5 ✓ Full exchange observed
08-22 07:51 20m - / -20 IU3OVL -12 / - 3 ✓ Closing fragment
08-22 07:48 20m -12 / -18 PC2J -13 / -10 7 ✓ Full exchange observed
08-22 07:46 20m -11 / - F1PBZ - / +9 2 ✓ Closing fragment
07-20 19:58 80m - / -15 SP7SZJ +14 / - 2 ✓ Closing fragment
07-20 19:53 80m -12 / - EU6AX - / -19 4 Partial capture
07-20 19:50 80m - / - DK2WC/R -2 / - 2 Partial capture
07-20 19:50 80m -15 / -9 SQ7RB +16 / - 4 ✓ Closing observed
07-20 19:47 80m -10 / -1 SQ8DIO 0 / -17 4 Partial capture
07-20 19:46 80m - / -24 JG3TRB -19 / - 2 ✓ Closing fragment
07-20 19:42 80m -11 / -13 F2WA +1 / +3 5 ✓ Full exchange observed
07-20 19:36 80m - / -11 UR4LG -15 / - 3 ✓ Closing fragment
07-20 19:32 80m -8 / -10 RC2DD -6 / -8 3 Partial capture
07-20 19:27 80m -8 / +1 9A1BTU +13 / +6 4 Partial capture
07-20 19:27 80m -14 / -10 RA2FCF -1 / -11 9 ✓ Full exchange observed
07-20 19:23 80m -12 / - R2SN +4 / -3 3 ✓ Closing observed
07-20 19:22 80m -11 / -18 R2AKN -5 / -11 5 ✓ Full exchange observed
07-20 19:17 80m -9 / -23 JH2FXK -20 / -15 4 ✓ Full exchange observed
07-20 19:09 80m -15 / -16 DO9BAU -1 / - 8 ✓ Closing observed
07-20 19:08 80m -19 / -16 RD7P -10 / - 3 ✓ Closing observed
07-20 19:02 80m - / -7 RJ6ON -17 / - 3 Partial capture
07-20 19:02 80m -23 / -19 SP5DFK -6 / -19 6 Partial capture
07-20 18:56 80m - / - UR5RBP -12 / - 2 Partial capture
07-05 18:16 10m - / +6 TM2WWA +4 / - 2 ✓ Closing fragment
07-05 18:10 10m - / -22 TM2WWA +9 / - 3 Partial capture
07-05 13:47 10m - / -12 IZ6DSQ -6 / - 15 Partial capture
07-05 11:04 10m - / -9 DL5NDD -18 / - 3 ✓ Closing fragment
07-05 10:37 10m - / -24 M8FQT -20 / - 5 Partial capture
07-05 09:47 10m - / -9 F4FSY -7 / - 2 ✓ Closing fragment
07-05 09:43 10m - / -12 PD9FLX -6 / - 3 ✓ Closing fragment
07-05 09:39 10m - / -18 LX1RFJ -14 / - 2 Partial capture
07-05 09:36 10m - / - DH4PAP -10 / - 2 Partial capture
07-05 09:26 10m - / - DF6NL -14 / - 3 Partial capture
07-05 09:12 10m - / -13 F4JQI +2 / - 5 ✓ Closing fragment
07-05 09:06 10m - / - DL9ML -4 / - 2 Partial capture
07-05 08:58 10m - / -4 F4VTR -20 / - 4 Partial capture
07-05 08:53 10m - / - DO5GD -4 / - 4 Partial capture
07-05 08:42 10m - / -12 <...> -14 / - 2 Partial capture
07-05 08:41 10m - / - DN9BT -6 / - 2 Partial capture
07-05 08:14 10m - / - IZ6ERS -17 / - 2 ✓ Closing fragment
07-05 08:11 10m - / - DD1GN -20 / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

80m
UTC    dB Audio  Message
195930  -4 1408  DL6UM YT2SMS RRR
195945  +2  665  YT2SMS DL6UM 73
200000  -4 1408  CQ YT2SMS KN13 (x4)
200145  +1 1407  YT2SMS DO2HC JO50
200200  -4 1408  DO2HC YT2SMS -10
200215  +2 1407  YT2SMS DO2HC R-08 (x2)
200330  -8 1407  CQ YT2SMS KN13 (x5)
20m
UTC    dB Audio  Message
080045 -11 1688  CQ YT2SMS KN13 (x2)
080345  -9 1688  DM8MH YT2SMS -03
080430  -2 1687  YT2SMS DL1HXA -09 (x2)
080630 -22 1687  YT2SMS F1PPH JN07
080630  -5 2483  YT2SMS DL1ASR JO51
080645 -15 1688  DL1ASR YT2SMS -07
080700  +4 2483  YT2SMS DL1ASR JO51
080700 -19 1687  YT2SMS F1PPH JN07
080715 -23 1688  DL1ASR YT2SMS -05
080730  -4 2482  YT2SMS DL1ASR R-17
080730 -15 1687  YT2SMS F1PPH JN07
080745 -17 1688  DL1ASR YT2SMS RRR
080930 -18 1688  YT2SMS F1PPH JN07
10m
UTC    dB Audio  Message
135115  -8 2142  YT2SMS IZ6DSQ R-05 (x8)
142145 -13 1950  YT2SMS F4LNM JN09
181045  +9 2679  YT2SMS TM2WWA -22 (x4)
181615 -10 2145  YT2SMS HB9FUR JN47
181645  +3 2680  YT2SMS TM2WWA RR73
40m
UTC    dB Audio  Message
190015  -2 1128  RU4B YT2SMS -06
190030  -8 2655  YT2SMS RU4B R-12
190045  +1 1128  RU4B YT2SMS RRR
190145  +3 1128  CQ YT2SMS KN13
190215  -1 1911  OD5ZF YT2SMS KN13 (x5)
190445  -5 1911  CQ YT2SMS KN13 (x2)
190530  -7 1538  YT2SMS DK7ZT -08
190545  -5 1911  DK7ZT YT2SMS R-06
190600  -6 1538  YT2SMS DK7ZT RR73
190615  -6 1911  DK7ZT YT2SMS 73

Decoder S/N history by band

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