Key statistics
Satellite SEDSAT 1 at a glance.
Uptime
9754
Days in orbit
Revolutions
≈ 14.3
Per day
Orbit
LEO
Low Earth Orbit
Inclination
31.4
Latest
Satellite identification and parameters
Extended collection of information and parameters for SEDSAT 1.
Object identification
Identified? True
Debris? False
Object name: SEDSAT 1
International designator: 1998-061B
Object number (NORAD): 25509
Object ID (CCSDS): 25509
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 100.494 minutes
Inclination: 31.4327 deg
SMA: 7160.139 km
Apoapsis: 1024.067 km
Periapsis: 539.94 km
RAAN: 279.0939 deg
Eccentricy: 0.0338071
Argument of periapsis: 276.7074 deg
Mean anomaly: 79.5192 deg
Mean motion: 14.32915536 rev/day
Mean motion (dot): 0.0000055 rev/day2
B* drag term: 0.000090593 1/REarth
Two-line elements (TLE)
Creation date: July 7, 2025, 6:34 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 7, 2025, 11:19 a.m. UTC
TLE line 0: 0 SEDSAT 1
TLE line 1: 1 25509U 98061B 25188.47180290 .00000550 00000-0 90593-4 0 9990
TLE line 2: 2 25509 31.4327 279.0939 0338071 276.7074 79.5192 14.32915536396344
Live tracking on map
Real-time ground track for satellite SEDSAT 1.
Associated space launch
DS1 (Deep Space 1) was a mission to test high risk technologies like an ion-engine and autonomous operation. It was the first mission funded by NASA under the 'New Millennium' program.
SEDSAT 1 was lifted into orbit during the mission ‘Delta 7326-9.5 | Deep Space 1’, on board a Delta 7326-9.5 space rocket.
The launch took place on Oct. 24, 1998, 12:08 p.m. from Space Launch Complex 17A.
For more information about the launch, click the button.
Delta 7326-9.5 | Deep Space 1
Agency: N/A
Status: Launch Successful
Launch date: Oct. 24, 1998, 12:08 p.m. UTC
Rocket: Delta 7326-9.5
Launch pad: Space Launch Complex 17A
Location: Cape Canaveral SFS, FL, USA
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