Station info - map view · info · telemetry · weather · raw · status · beacons · messages · bulletins · browse · moving · my account
Callsign, ship name or locator: Clear       
It is possible to search using wildcards (*?) after a prefix. Example: OH*
AIS vessel HYDRA III - show graphs
Callsign: 9HB3718
MMSI number: 248000356
Navigational status: Undefined/default (15)
Vessel class: Sailing (36)
Location: 45°15.22' N 13°11.96' E - locator JN65OG30WV - show map
17.9 miles West bearing 256° from Novigrad, Istarska, Croatia [?]
19.3 miles West bearing 276° from Poreč, Istarska, Croatia
44.2 miles East bearing 106° from Venice, Provincia di Venezia, Veneto, Italy
83.7 miles Southwest bearing 229° from Ljubljana, Ljubljana, Slovenia
Last position: 2025-01-31 14:00:01 EST (5d 18h8m ago)
2025-01-31 20:00:01 CET local time at Novigrad, Croatia [?]
Course: 220° – heading 511°
Speed: 9 MPH
Dimensions: length 17 m width 10 m draught 0.0 m
Last path: 9HB3718>ais via IV3CVN
Positions stored: 1183
Stations near current position of HYDRA III - show more
callsign distance last heard - EST      callsign distance last heard - EST
2470730601.3 miles 148°2025-01-21 10:20:01 2470816501.9 miles 91°2025-01-20 01:50:03
2471212703.0 miles 306°2025-02-03 21:50:16 2471211203.6 miles 201°2025-01-15 09:20:01
YI HUI REN HAI3.6 miles 9°2025-01-13 07:40:16 2470507604.8 miles 332°2025-02-04 22:40:01
CONTI GREENLAND5.6 miles 9°2025-01-26 17:50:05 2470512106.1 miles 275°2025-01-19 22:20:09
2470872606.2 miles 178°2025-02-03 09:30:06 NEPTUNE KEFALONIA6.9 miles 159°2025-01-31 11:00:05
AMERICA PEARL7.1 miles 244°2025-01-07 18:20:16 2470540107.2 miles 249°2025-01-21 03:50:02
2470516807.4 miles 282°2025-02-05 13:20:01 OLYMPOS SEAWAYS7.4 miles 168°2025-02-02 21:50:04
ARGOLIS7.8 miles 237°2025-01-14 09:50:18 LADY NURAY7.8 miles 278°2025-01-14 12:30:08
DREMORA 18.8 miles 216°2025-01-13 14:50:02 2470534209.2 miles 236°2025-02-05 15:50:03
2470517909.8 miles 163°2025-01-29 04:10:02 23877564010.1 miles 123°2025-01-25 02:40:01
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.
User guide · FAQ · Blog · Discussion group · Linking to aprs.fi · AIS sites · Service status · Database statistics · Advertising on aprs.fi · Technical details · API · Change log · Planned changes · Credits and thanks · Terms Of Service · iPhone/iPad APRS