Key statistics
Satellite OPS 4988 (GREB 6) at a glance.
Uptime
22094
Days in orbit
Revolutions
≈ 14.0
Per day
Orbit
LEO
Low Earth Orbit
Inclination
70.1
Latest
Satellite identification and parameters
Extended collection of information and parameters for OPS 4988 (GREB 6).
Object identification
Identified? True
Debris? False
Object name: OPS 4988 (GREB 6)
International designator: 1965-016A
Object number (NORAD): 1271
Object ID (CCSDS): 1271
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 103.108 minutes
Inclination: 70.0792 deg
SMA: 7283.765 km
Apoapsis: 918.836 km
Periapsis: 892.423 km
RAAN: 49.8463 deg
Eccentricy: 0.00181315
Argument of periapsis: 86.183 deg
Mean anomaly: 87.598 deg
Mean motion: 13.96589949 rev/day
Mean motion (dot): 0.0000012 rev/day2
B* drag term: 0.00012413669 1/REarth
Two-line elements (TLE)
Creation date: Sept. 3, 2025, 10:15 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 3, 2025, 5:44 a.m. UTC
TLE line 0: 0 OPS 4988 (GREB 6)
TLE line 1: 1 01271U 65016A 25246.23954965 .00000120 00000-0 12414-3 0 9999
TLE line 2: 2 01271 70.0792 49.8463 0018132 86.1830 87.5980 13.96589949 78749
Live tracking on map
Real-time ground track for satellite OPS 4988 (GREB 6).
In-orbit conjunctions
There are no conjunctions computed for OPS 4988 (GREB 6), at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
Poppy was the follow-on ELINT system, which succeeded the Grab ELINT satellite system.
OPS 4988 (GREB 6) was lifted into orbit during the mission ‘Thor SLV-2 Agena D | Poppy 6A,B,C,D’, on board a Thor SLV-2 Agena D space rocket.
The launch took place on March 9, 1965, 6:29 p.m. from Space Launch Complex 2W.
For more information about the launch, click the button.
Thor SLV-2 Agena D | Poppy 6A,B,C,D
Agency: N/A
Status: Launch Successful
Launch date: March 9, 1965, 6:29 p.m. UTC
Rocket: Thor SLV-2 Agena D
Launch pad: Space Launch Complex 2W
Location: Vandenberg SFB, CA, USA
...
Latest news about this satellite
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