NP3RK — FT8 station from Puerto Rico

Puerto Rico Grid: KN87

Amateur radio station NP3RK operating from Puerto Rico (grid square KN87). 1,062 FT8 spots received at SO8OO WebSDR, 82 CQ calls, active on 80m, 40m, 20m, over 65 days, best SNR +22 dB. Heard between 2026-05-10 and 2026-08-07.

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

Overview

1,062
Total spots
82
CQ calls
65
Days active
-8 dB
Avg SNR

Bands

80m 20m 40m
First seen: 2026-05-10
Last seen: 2026-08-07 19:51 UTC

Frequent QSO partners observed at SO8OO

Stations NP3RK worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandNP3RKPartnerPartner SNRMsgs
08-07 04:46 20m -20 / - US6EG - / -17 3 ✓ Confirmed
08-07 04:43 20m -12 / - US6EG - / - 2 Partial
08-07 02:58 20m -14 / - RK6AAC - / -18 5 Partial
08-06 06:18 20m -13 / - DL5CK - / - 2 Partial
08-06 06:06 20m -16 / - PD0PWH - / - 2 Partial
08-06 01:40 20m -13 / - DL4GCJ - / -13 2 ✓ Confirmed
08-05 18:12 20m -20 / - PD2WL - / -15 4 Partial
08-05 08:24 20m -22 / - EB5BSI - / - 2 Partial
08-05 08:24 20m -6 / - F1PSX - / -10 11 Partial
08-05 08:18 20m -22 / - M7PHE - / - 2 Partial
08-05 05:08 20m -15 / - UT3UW - / - 3 Partial
08-05 05:07 20m -3 / - EN35UKR - / -21 3 Partial
08-05 04:40 20m -2 / - R1YY - / -11 2 ✓ Confirmed
08-05 04:36 20m -10 / - UT0CK - / - 3 Partial
08-04 23:06 20m -8 / - IV3FHI - / - 2 Partial
08-04 22:22 20m -10 / - 9A2CD - / -4 4 ✓ Confirmed
08-04 21:30 20m -18 / - IK5IVP - / -9 3 Partial
08-04 21:24 20m -9 / - UA3VVA - / -15 9 ✓ Confirmed
08-04 20:52 20m -20 / - IU8WQA - / - 2 Partial
08-04 06:52 20m -14 / - IK0QDM - / - 2 Partial
08-04 06:17 20m -20 / - IU6JEI - / - 3 Partial
08-04 06:16 20m -9 / - R7OV - / - 5 Partial
08-04 05:02 20m -11 / - IZ0RPS - / - 2 ✓ Confirmed
08-04 03:09 80m +8 / - IQ4JO - / -17 2 Partial
08-04 03:09 80m 0 / - IU6STP - / -26 14 Partial
08-04 03:08 80m +7 / - YO8RAW - / -17 3 Partial
08-02 05:00 20m -13 / - R9FAI - / - 3 Partial
08-02 04:46 20m -4 / - RA1AFS - / -20 2 ✓ Confirmed
08-02 02:26 20m -9 / - R4RM - / -12 2 ✓ Confirmed
07-30 03:03 40m -11 / - EA3EDU - / - 4 Partial
07-30 02:55 40m -12 / - F1IQH - / -13 2 ✓ Confirmed
07-29 02:19 40m -15 / - F1IQH - / - 2 Partial
07-29 02:17 40m -10 / - UA1WBV - / -17 4 ✓ Confirmed
07-29 02:14 40m -1 / - DL1USB - / - 2 ✓ Confirmed
07-29 01:57 40m -9 / - R3UG - / -2 3 ✓ Confirmed
07-29 01:11 40m -17 / - UA3RBM - / -7 3 ✓ Confirmed
07-29 01:09 40m -14 / - F1IQH - / - 2 Partial
07-28 03:49 40m -8 / - DH5BM - / - 2 ✓ Confirmed
07-28 03:02 40m -17 / - UA3SNB - / -16 2 Partial
07-28 02:59 40m -16 / - F1IQH - / - 2 Partial
07-28 02:52 40m -8 / - RV6AVU - / -25 6 Partial
07-28 02:39 40m -11 / - R7FT - / -19 2 Partial
07-27 03:46 40m -18 / - EB1LA - / -20 4 ✓ Confirmed
07-26 03:49 40m -18 / - SP1ZMO - / - 3 Partial
07-26 03:41 40m -10 / - YL3MM - / -7 4 Partial
07-25 02:24 40m +3 / - KO8SCA - / - 2 ✓ Confirmed
07-25 02:21 40m -20 / - OK1JMB - / -14 4 ✓ Confirmed
07-23 04:04 40m -2 / - LZ1ST - / -11 3 ✓ Confirmed
07-23 03:39 40m -14 / - IU5TUG - / -7 3 ✓ Confirmed
07-23 03:24 40m -21 / - YO4GIY - / -15 2 Partial

Station Log

20m 
UTC    dB  Freq  Message
025915 -11 1248  NP3RK RK6AAC KN95 (x4)
043600  +3 2902  NP3RK US5HL RR73
043800 -24 2165  NP3RK OO9A JO20
044330 -11 1056  NP3RK US6EG KN78 (x5)
045130 -12  682  NP3RK IU2WKL JN55
045800 -16 2210  NP3RK S57NCP R-07
114430 -16 1806  NP3RK IN3HOQ JN56
215115 -13 2159  NP3RK RA6OF KN87
80m 
UTC    dB  Freq  Message
030945  +7 1040  NP3RK YO8RAW -18
031045  +3 1777  NP3RK IU5TUG JN53
031045  -1 1069  NP3RK IU6STP JN63 (x13)
40m 
UTC    dB  Freq  Message
021700 -14 2287  NP3RK UA1WBV KO47 (x4)
021900 -17  996  NP3RK F1IQH JN27 (x4)
030300 -18 1396  NP3RK YR50NADIA R-12
030330  -9  822  NP3RK EA3EDU JN01 (x4)
005530  -7 1041  NP3RK R5AV RR73
053645 -10  769  NP3RK ON4KEB JO20

SNR History by Band