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APRS station JF7AMK - show graphs
Comment: 144.66MHz AKITA, APRS Server at AITC Lab. for VoIP&GNSS App.R&D Project.
Location: 39°43.51' N 140°03.92' E - locator QM09AR74UA - show map
2.1 miles West bearing 284° from Akita Shi, Akita, Japan [?]
2.8 miles West bearing 282° from Akita, Akita, Japan
Last position: 2024-06-03 02:27:56 EDT (13m10s ago)
2024-06-03 15:27:56 JST local time at Akita Shi, Japan [?]
Device: Open Source: aprsd (software, Linux/Unix)
Last path: JF7AMK>APD225 via TCPIP*,qAI,JF7AMK,T2EHIME,T2HUB2,T2HUB1,APRSFI-C2
Positions stored: 11
Packet rate: 1200 seconds between packets on average during 58800 seconds.
Other SSIDs: JF7AMK-9
APRS igate – Statistics for 2024-06:
Stations heard directly: 5 on radio path – show map
Last heard a station directly: 2024-06-03 02:31:39 EDT (9m27s ago)
Normal receiver range estimate: 31 miles (Updated: 2024-05-31 19:25:13 EDT)
Position packets heard directly: 418 on radio path
Position packets sent to APRS-IS: 507 – show map
Stations near current position of JF7AMK - show more
callsign distance last heard - EDT      callsign distance last heard - EDT
EL-46536715.0 yards 270°2024-06-03 02:27:34 JF7AMK-934.1 yards 344°2024-06-02 18:25:14
JR7XGV-91.0 miles 120°2024-05-31 02:20:02 JH7QFP-11.7 miles 160°2024-06-03 02:31:39
JP7YER-I1.7 miles 118°2024-06-03 02:22:04 JN7QQT2.2 miles 48°2024-06-02 18:16:37
00431020217.0 miles 324°2024-05-14 02:51:01 JE7GXQ-1024.3 miles 130°2024-06-03 02:21:39
JE7GXQ-324.3 miles 130°2024-06-02 04:48:24 JG7ALI-929.1 miles 105°2024-06-02 20:50:15
JJ7WLI-932.6 miles 118°2024-06-02 23:56:58
Stations heard directly by JF7AMK
callsign pkts first heard - EDT last heard longest (rx => tx) longest at - EDT
JF7AMK-9 47 2024-06-01 03:52:01 2024-06-02 18:24:55 QM09AS > QM09AR 2.8 miles 3° 2024-06-01 04:32:01
JN7QQT 11 2024-06-01 01:38:29 2024-06-02 18:16:37 QM09BR > QM09AR 3.6 miles 100° 2024-06-01 10:04:17
JF7SGB-9 54 2024-06-01 05:37:04 2024-06-03 00:32:15 PM99XI > QM09AR 27.0 miles 188° 2024-06-01 05:37:04
JH7QFP-1 164 2024-05-31 20:05:50 2024-06-03 02:31:39 QM09AQ > QM09AR 1.7 miles 160° 2024-06-03 02:31:39
JL7MGT-1 142 2024-05-31 20:05:04 2024-06-03 02:12:08 PN90XC > QM09AR 26.3 miles 351° 2024-06-03 02:12:08

Only stations from which a position packet has been heard are shown here. The range statistics show some extra long hops, because some digipeaters do not correctly add themselves to the digipeater path. Please check the raw packets.
About this site
This page shows real-time information collected from the Automatic Position Reporting System Internet network (APRS-IS). APRS is used by amateur (ham) radio operators to transmit real-time position information, weather data, telemetry and messages over the radio. A vehicle equipped with a GPS receiver, a VHF transmitter or HF transceiver and a small computer device called a tracker transmits it's location, speed and course in a small data packet, which is then received by a nearby iGate receiving site which forwards the packet on the Internet. Systems connected to the Internet can send information on the APRS-IS without a radio transmitter, or collect and display information transmitted anywhere in the world.
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