Key statistics
Satellite WESTPAC at a glance.
Uptime
9913
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: 101.193 minutes
Inclination: 98.9776 deg
SMA: 7193.275 km
Apoapsis: 816.039 km
Periapsis: 814.241 km
RAAN: 215.5886 deg
Eccentricy: 0.00012503
Argument of periapsis: 18.0288 deg
Mean anomaly: 342.0933 deg
Mean motion: 14.23025741 rev/day
Mean motion (dot): 0.00000006 rev/day2
B* drag term: 0.000023008963 1/REarth
Two-line elements (TLE)
Creation date: Aug. 29, 2025, 2:15 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 28, 2025, 9:54 p.m. UTC
TLE line 0: 0 WESTPAC
TLE line 1: 1 25398U 98043E 25240.91274823 .00000006 00000-0 23009-4 0 9994
TLE line 2: 2 25398 98.9776 215.5886 0001250 18.0288 342.0933 14.23025741409371
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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