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Callsign, ship name or locator: Clear       
Stations near current position of OK4MD-4
callsign distance last heard - EST      callsign distance last heard - EST
OK4MD-2112.5 yards 90°2024-11-21 12:41:32 OK4MD-520.7 yards 0°2024-11-21 12:47:46
OK4MD207.9 yards 306°2024-11-21 13:13:21 OK2ZAR-7266.2 yards 315°2024-10-24 09:01:09
OK4MD-7329.8 yards 308°2024-11-09 09:37:34 OK1AVK0.6 miles 106°2024-11-13 05:12:21
OK1COM-90.8 miles 287°2024-11-21 08:54:27 PrahaLibu1.0 miles 169°2024-11-21 12:18:33
OK1SE-121.3 miles 269°2024-11-21 13:10:36 EW92021.5 miles 354°2024-11-21 13:00:30
OK1VCF1.8 miles 26°2024-11-16 18:00:41 OK1VCF-41.9 miles 25°2024-11-21 12:02:28
OK1VCF-81.9 miles 25°2024-11-21 13:08:35 OK1FXF2.0 miles 356°2024-10-31 16:50:04
OK7W2.0 miles 354°2024-11-21 13:03:39 OK1TOT-152.0 miles 222°2024-11-21 13:14:10
OK1TOT-102.1 miles 223°2024-10-23 15:36:39 OK1PRB-102.2 miles 119°2024-11-10 11:57:03
OK1PRB-72.2 miles 120°2024-11-09 09:57:21 OK1TOT-142.2 miles 221°2024-11-21 12:56:12
OK1PRB-92.2 miles 118°2024-11-10 09:01:00 OK1FRN-92.6 miles 75°2024-11-21 13:13:01
OK1HBP-153.0 miles 283°2024-11-13 12:18:27 OK1LOL-213.0 miles 336°2024-11-01 06:53:31
23.2 miles 193°2024-11-08 13:43:13 OK1KZE-63.2 miles 193°2024-11-21 13:06:07
OK1KZE-13.3 miles 194°2024-11-21 13:05:13 OK1KZE-103.3 miles 195°2024-11-06 05:21:25
ok1vhb-i3.7 miles 88°2024-11-21 08:44:42 OK4MD-93.7 miles 72°2024-11-20 08:13:28
OK0DPF-103.8 miles 77°2024-11-04 17:21:55 2704090003.8 miles 341°2024-11-17 12:46:59
OK2ZAR-553.9 miles 77°2024-11-21 06:37:06 OK1FRN-103.9 miles 64°2024-11-09 03:13:15
OK1MDX4.0 miles 0°2024-11-16 12:20:02 OK1FPA-104.0 miles 18°2024-11-09 07:13:57
438.950PR4.1 miles 6°2024-11-21 13:05:22 OK0DMR4.2 miles 81°2024-11-21 12:57:55
OK0HCS-14.5 miles 330°2024-11-21 13:08:58 KOpHGS-14.5 miles 330°2024-11-16 18:13:57
DW57854.5 miles 332°2024-11-21 13:10:10 OK1OAB-124.6 miles 36°2024-11-18 18:19:55
OK0HCS B4.7 miles 331°2024-11-21 12:55:25 OK0HCS-B4.7 miles 331°2024-11-21 12:55:35
OK1ECH-95.0 miles 341°2024-11-03 15:54:51 CERTIK-155.1 miles 353°2024-10-30 21:43:23
OK1ZW-55.1 miles 37°2024-11-20 14:31:37 OK1PKR-75.2 miles 21°2024-11-03 16:56:19
OK1PKR5.2 miles 20°2024-10-25 20:57:07 OK1PKR-155.2 miles 20°2024-11-21 13:06:23
OK1PKR-55.2 miles 20°2024-11-03 15:18:23 OK1HOL-95.4 miles 41°2024-11-21 13:14:12
OK1KKY-125.4 miles 41°2024-11-21 13:12:01 OK1HOL-115.4 miles 4°2024-11-21 13:10:14
OK1DJO-35.6 miles 288°2024-11-21 12:05:34 OK1RQ5.8 miles 346°2024-11-21 12:55:04
OK1COM-105.8 miles 45°2024-11-21 13:04:01 OK8GG-106.0 miles 58°2024-11-01 08:38:51
OK1FXF-i6.0 miles 359°2024-11-19 10:56:12 OK1DWW6.1 miles 319°2024-11-20 18:43:58
OK7W-36.1 miles 319°2024-11-21 03:58:02 FW39156.3 miles 193°2024-11-21 13:10:49
OK4FD6.6 miles 201°2024-11-10 14:26:20 OK8ZZK-16.7 miles 150°2024-11-12 05:27:22
OK1LCD-86.9 miles 232°2024-11-21 11:09:15 OK8ZZK-106.9 miles 153°2024-11-20 06:58:09
OK8ZZK-76.9 miles 153°2024-11-20 07:18:25 DO4ZZK-26.9 miles 153°2024-11-10 17:18:40
OK2PZ-57.2 miles 6°2024-11-21 13:13:37 OK1HOT-27.3 miles 287°2024-11-21 12:16:20
OK2HAZ7.3 miles 14°2024-11-16 04:01:47 OK9DMR-D7.4 miles 10°2024-11-21 13:11:27
OK9DMR-H7.4 miles 10°2024-11-18 17:25:36 OK9DMR-O7.4 miles 10°2024-11-18 17:41:43
OK4AB-87.4 miles 244°2024-11-15 05:52:54 OK2MDM-87.4 miles 222°2024-11-20 11:02:48
OK2MDM-Y7.4 miles 222°2024-11-16 12:44:37 OK1LPD7.4 miles 222°2024-11-20 14:48:52
OK1LPD-67.4 miles 223°2024-11-21 13:11:57 OK1LPD-107.4 miles 223°2024-11-21 13:12:28
OK1FET-47.5 miles 219°2024-11-21 13:14:02 LK1FET-47.5 miles 219°2024-10-25 23:30:08
OK1FER-47.5 miles 219°2024-10-30 12:52:30 OK1LPD-27.5 miles 222°2024-11-21 13:11:52
OK2MDM7.5 miles 222°2024-11-21 12:58:53 OK2HAZ-27.5 miles 60°2024-11-13 11:55:01
OK1LCD-97.5 miles 222°2024-11-20 12:17:43 OK1ZXS7.6 miles 21°2024-11-21 12:39:44
OK7W-17.6 miles 354°2024-11-21 13:11:02 OK4AB7.6 miles 243°2024-11-14 15:20:06
OK4AB-97.6 miles 243°2024-11-15 09:24:35 OK7W-47.6 miles 354°2024-11-10 17:20:28
OK1ZXS-77.6 miles 21°2024-11-18 05:14:03 OK1CDJ-77.9 miles 275°2024-11-21 13:13:59
OK1ZXS-157.9 miles 21°2024-11-20 21:30:14 LKKB8.2 miles 34°2024-11-21 13:01:03
OK1LOL-98.5 miles 95°2024-10-27 16:57:44 OK1LOL-98.5 miles 95°2024-10-27 16:58:50
LKPR9.7 miles 304°2024-11-21 13:02:03 OK1TI-1010.0 miles 220°2024-11-21 12:48:17
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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