Key statistics
Satellite DIAMANT B-P4 R/B at a glance.
Uptime
18574
Days in orbit
Revolutions
≈ 13.8
Per day
Orbit
LEO
Low Earth Orbit
Inclination
49.8
Latest
Satellite identification and parameters
Extended collection of information and parameters for DIAMANT B-P4 R/B.
Object identification
Identified? True
Debris? False
Object name: DIAMANT B-P4 R/B
International designator: 1975-010B
Object number (NORAD): 7647
Object ID (CCSDS): 7647
Country: FRANCE (FR)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 104.173 minutes
Inclination: 49.8267 deg
SMA: 7333.841 km
Apoapsis: 1115.272 km
Periapsis: 796.14 km
RAAN: 320.2908 deg
Eccentricy: 0.02175748
Argument of periapsis: 353.8851 deg
Mean anomaly: 5.9396 deg
Mean motion: 13.82310275 rev/day
Mean motion (dot): 0.00000066 rev/day2
B* drag term: 0.00016142975 1/REarth
Two-line elements (TLE)
Creation date: Dec. 14, 2025, 3:07 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 13, 2025, 3:25 p.m. UTC
TLE line 0: 0 DIAMANT B-P4 R/B
TLE line 1: 1 07647U 75010B 25347.64267016 .00000066 00000-0 16143-3 0 9990
TLE line 2: 2 07647 49.8267 320.2908 0217575 353.8851 5.9396 13.82310275565376
Live tracking on map
Real-time ground track for satellite DIAMANT B-P4 R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object DIAMANT B-P4 R/B.
Associated space launch
Passive French satellite dedicated to geodetic and geophysical studies
DIAMANT B-P4 R/B was lifted into orbit during the mission ‘Diamant BP4 | Starlette’, on board a Diamant BP4 space rocket.
The launch took place on Feb. 6, 1975, 4:35 p.m. from Diamant Launch Area.
For more information about the launch, click the button.
Diamant BP4 | Starlette
Agency: N/A
Status: Launch Successful
Launch date: Feb. 6, 1975, 4:35 p.m. UTC
Rocket: Diamant BP4
Launch pad: Diamant Launch Area
Location: Guiana Space Centre, French Guiana
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