Key statistics
Satellite WESTPAC at a glance.
Uptime
9960
Days in orbit
Revolutions
≈ 14.2
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
99.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for WESTPAC.
Object identification
Identified? True
Debris? False
Object name: WESTPAC
International designator: 1998-043E
Object number (NORAD): 25398
Object ID (CCSDS): 25398
Country: AUSTRALIA (AUS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 101.192 minutes
Inclination: 98.9869 deg
SMA: 7193.256 km
Apoapsis: 816.2 km
Periapsis: 814.041 km
RAAN: 264.2845 deg
Eccentricy: 0.00015008
Argument of periapsis: 149.8971 deg
Mean anomaly: 210.2293 deg
Mean motion: 14.23031447 rev/day
Mean motion (dot): 0.00000026 rev/day2
B* drag term: 0.000031917215 1/REarth
Two-line elements (TLE)
Creation date: Oct. 16, 2025, 2:37 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 15, 2025, 3:42 p.m. UTC
TLE line 0: 0 WESTPAC
TLE line 1: 1 25398U 98043E 25288.65464539 .00000026 00000-0 31917-4 0 9991
TLE line 2: 2 25398 98.9869 264.2845 0001501 149.8971 210.2293 14.23031447416161
Live tracking on map
Real-time ground track for satellite WESTPAC.
In-orbit conjunctions
There are no conjunctions computed for WESTPAC, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
Resurs-O1 N4 or Resurs-O1 2 is the fourth earth observation satellite in the Russian Resurs-O1 program.
WESTPAC was lifted into orbit during the mission ‘Zenit-2 | Resurs-O1’, on board a Zenit-2 space rocket.
The launch took place on July 10, 1998, 6:30 a.m. from 45/1.
For more information about the launch, click the button.
Zenit-2 | Resurs-O1
Agency: N/A
Status: Launch Successful
Launch date: July 10, 1998, 6:30 a.m. UTC
Rocket: Zenit-2
Launch pad: 45/1
Location: Baikonur Cosmodrome, Republic of Kazakhstan
...
Latest news about this satellite
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