Key statistics
Satellite OBJECT D at a glance.
Uptime
2466
Days in orbit
Revolutions
≈ 15.0
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
97.5
Latest
Satellite identification and parameters
Extended collection of information and parameters for OBJECT D.
Object identification
Identified? True
Debris? False
Object name: OBJECT D
International designator: 2018-099D
Object number (NORAD): 43761
Object ID (CCSDS): 43761
Country: TO BE DETERMINED/UNKNOWN (TBD)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 95.702 minutes
Inclination: 97.4631 deg
SMA: 6930.658 km
Apoapsis: 559.92 km
Periapsis: 545.125 km
RAAN: 291.9399 deg
Eccentricy: 0.00106738
Argument of periapsis: 243.118 deg
Mean anomaly: 116.8956 deg
Mean motion: 15.04669408 rev/day
Mean motion (dot): 0.00005803 rev/day2
B* drag term: 0.00041622143 1/REarth
Two-line elements (TLE)
Creation date: Sept. 3, 2025, 2:21 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 2, 2025, 10:31 p.m. UTC
TLE line 0: 0 OBJECT D
TLE line 1: 1 43761U 18099D 25245.93831899 .00005803 00000-0 41622-3 0 9990
TLE line 2: 2 43761 97.4631 291.9399 0010674 243.1180 116.8956 15.04669408368884
Live tracking on map
Real-time ground track for satellite OBJECT D.
In-orbit conjunctions
There are no conjunctions computed for OBJECT D, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
Dedicated rideshare launching payloads into sun-synchronous orbit. Payloads include ORS-6, EU:CROPIS, STPSat-5, BlackSky Global-1 to -4, HawkEye Pathfinder 1-3, Iceye, NEXTSat-1, 2 SkySats, Centauri II, and a Flock of Doves.
OBJECT D was lifted into orbit during the mission ‘Falcon 9 Block 5 | Spaceflight SSO-A’, on board a Falcon 9 space rocket.
The launch took place on Dec. 3, 2018, 6:34 p.m. from Space Launch Complex 4E.
For more information about the launch, click the button.
Falcon 9 Block 5 | Spaceflight SSO-A
Agency: N/A
Status: Launch Successful
Launch date: Dec. 3, 2018, 6:34 p.m. UTC
Rocket: Falcon 9
Launch pad: Space Launch Complex 4E
Location: Vandenberg SFB, CA, USA
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Latest news about this satellite
There are no fresh news available about this satellite. Check back as we update our databases every day.
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