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Callsign, ship name or locator: Clear       
Stations near current position of HK CHALLENGER
callsign distance last heard - EST      callsign distance last heard - EST
KOHZAN MARU 60.8 miles 145°2025-02-02 16:13:24 ALBANY PIONEER1.2 miles 148°2025-01-24 17:14:13
AKATSUKI4.2 miles 330°2025-01-21 11:14:08 APOLLO FIRST7.1 miles 147°2025-02-04 10:12:20
SUNNY CALLA7.3 miles 147°2025-01-26 03:28:46 HAKUYO8.0 miles 147°2025-02-08 01:35:25
FLORA PIONEER12.6 miles 147°2025-01-18 21:35:33 SHOSEIMARU12.8 miles 147°2025-02-02 09:03:18
LOCOMOTION13.9 miles 147°2025-01-13 10:56:26 JOHN A.ANGELICOUSSIS15.7 miles 64°2025-01-19 14:15:34
OCEANIC JOY16.1 miles 61°2025-02-02 19:21:33 UNIVERSAL PIONEER16.4 miles 48°2025-02-07 23:52:19
CEDROS16.5 miles 73°2025-01-22 20:05:58 KANOA16.5 miles 56°2025-01-20 04:22:47
AZUMA MARU NO.2116.6 miles 147°2025-01-31 11:24:07 OCEANIC BREEZE16.7 miles 78°2025-01-21 16:06:09
PISKADOR16.8 miles 79°2025-01-24 16:55:13 AOI16.8 miles 81°2025-01-29 17:08:43
SUNNY CLOVER16.8 miles 50°2025-01-23 19:38:58 HEUNG-A XIAMEN18.0 miles 101°2025-01-15 04:00:08
HEBEI TANGSHAN18.3 miles 102°2025-01-10 10:06:35 PACIFIC BREEZE18.6 miles 147°2025-02-01 09:20:28
TEMIT18.7 miles 94°2025-02-02 12:35:23 PACIFIC CARRIER18.8 miles 94°2025-02-01 16:37:38
RISSHINMARU18.8 miles 147°2025-02-01 14:45:37 SKY FLOWER19.5 miles 147°2025-02-05 16:30:57
CAPE SASANQUA19.6 miles 30°2025-02-07 01:58:23 HAMANASU19.9 miles 147°2025-01-27 12:11:51
SUZURAN21.5 miles 147°2025-01-22 17:51:37 SENDAI SPIRIT21.7 miles 112°2025-01-16 20:17:52
SUNNY COSMOS21.8 miles 147°2025-01-26 18:17:22 HOUEI EMBRACE22.2 miles 108°2025-02-06 10:10:11
TSURUGA23.3 miles 147°2025-01-31 12:28:08 COSMIC POLARIS23.5 miles 111°2025-02-01 15:04:37
SUNNY LINDEN24.3 miles 147°2025-02-03 10:20:33 MARA LAKE24.3 miles 113°2025-01-30 20:42:04
HL TAEAN24.4 miles 17°2025-01-09 11:16:30 MIWA24.8 miles 147°2025-02-02 04:21:09
CHUAN HAI26.5 miles 128°2025-01-22 08:59:23 KARA27.1 miles 118°2025-01-31 02:48:10
HOUMANZAN MARU27.3 miles 147°2025-01-20 10:44:48 CRANE NOVA30.0 miles 122°2025-02-07 18:47:13
ARCTIC STAR30.2 miles 147°2025-02-07 09:03:01 MIURA30.3 miles 126°2025-01-22 15:36:37
SACHI MARU30.8 miles 123°2025-01-31 02:26:10 PANSTAR GENIE NO.230.8 miles 79°2025-01-26 05:06:46
MING JIANG31.3 miles 123°2025-01-26 18:17:22 IZUMI MARU NO.731.4 miles 124°2025-01-24 08:37:34
KUROBE31.5 miles 84°2025-01-14 21:13:04 CRIMSON SATURN31.9 miles 71°2025-01-24 03:26:25
ATLANTIC HALO32.3 miles 60°2025-01-22 21:08:02 RYOAN MARU32.5 miles 126°2025-01-26 14:28:57
SHOUN MARU32.5 miles 125°2025-01-24 07:51:26 KEIO CORAL32.5 miles 77°2025-01-23 14:40:32
ORIENTAL HARBOR32.6 miles 59°2025-01-21 06:24:06 XIN HAI 5832.7 miles 52°2025-01-20 08:50:48
DREAM STAR32.8 miles 115°2025-01-21 01:15:01 WHITE INABA32.8 miles 64°2025-02-07 15:13:07
SINCERE33.1 miles 63°2025-01-23 08:31:15 HIRAOZAN MARU33.3 miles 128°2025-01-26 15:21:57
SEISHOUMARU33.4 miles 128°2025-01-22 09:14:23 MORNING TRAIN34.0 miles 59°2025-01-25 13:25:58
18 OKISHOMARU34.1 miles 128°2025-01-26 16:58:02 IZUMI34.2 miles 125°2025-01-31 22:40:21
KIRISHIMA MARU NO.334.2 miles 129°2025-02-01 10:51:28 CORONA MAJESTY34.6 miles 44°2025-01-19 13:12:34
HONGYUN BAOYUE34.7 miles 98°2025-02-02 17:15:24 SILVER PEGASUS35.4 miles 44°2025-01-10 03:50:28
KEITEN MARU35.8 miles 127°2025-01-27 02:14:04 IZUMIMARU NO.635.9 miles 123°2025-01-25 23:44:25
NANOTSU36.1 miles 120°2025-02-06 13:19:11 DAIEI MARU NO.136.1 miles 128°2025-01-26 10:20:48
YUUKIMARU36.1 miles 130°2025-02-02 17:53:24 KOKUSHU MARU36.5 miles 104°2025-02-01 12:30:48
XI HE36.6 miles 122°2025-01-31 12:37:08 KEHI TURUGA MARU36.8 miles 122°2025-01-31 23:44:21
HOKUTO MARU36.9 miles 129°2025-02-02 22:06:38 GLORIOUS JASMINE37.0 miles 100°2025-02-05 08:46:51
KAKUHISA MARU37.0 miles 130°2025-02-06 22:37:22 KAKUYU MARU37.2 miles 121°2025-02-01 10:56:28
SHOEI MARU37.2 miles 124°2025-02-01 22:33:07 SOUBI MARU37.3 miles 102°2025-01-18 10:47:26
KOSYU MARU NO.837.8 miles 124°2025-02-06 07:22:02 CS CANDY37.9 miles 104°2025-01-30 17:57:59
PORT IMABARI38.1 miles 105°2025-01-16 01:11:31 CHOUKAI MARU38.3 miles 106°2025-01-30 19:52:04
OCEAN STAR 738.3 miles 132°2025-02-03 03:15:47 CRANE SOL40.0 miles 108°2025-01-09 17:48:40
ECHIZEN40.6 miles 108°2025-01-22 10:31:23 PACIFIC NINGBO40.9 miles 112°2025-01-26 12:33:53
WAKOMARU NO.241.2 miles 110°2025-01-27 07:58:42 TATSUMI MARU NO.241.2 miles 111°2025-02-02 06:53:13
CONFIDENT41.9 miles 112°2025-02-02 06:57:13
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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