Key statistics
Satellite SECOR 1B at a glance.
Uptime
22513
Days in orbit
Revolutions
≈ 14.0
Per day
Orbit
LEO
Low Earth Orbit
Inclination
69.9
Latest
Satellite identification and parameters
Extended collection of information and parameters for SECOR 1B.
Object identification
Identified? True
Debris? False
Object name: SECOR 1B
International designator: 1964-001C
Object number (NORAD): 729
Object ID (CCSDS): 729
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 103.212 minutes
Inclination: 69.9 deg
SMA: 7288.663 km
Apoapsis: 918.636 km
Periapsis: 902.419 km
RAAN: 197.6789 deg
Eccentricy: 0.00111252
Argument of periapsis: 90.3647 deg
Mean anomaly: 269.8733 deg
Mean motion: 13.9518243 rev/day
Mean motion (dot): 0.00000046 rev/day2
B* drag term: 0.000073789945 1/REarth
Two-line elements (TLE)
Creation date: Aug. 30, 2025, 3:38 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 29, 2025, 9:27 p.m. UTC
TLE line 0: 0 SECOR 1B
TLE line 1: 1 00729U 64001C 25241.89393835 .00000046 00000-0 73790-4 0 9991
TLE line 2: 2 00729 69.9000 197.6789 0011125 90.3647 269.8733 13.95182430136071
Live tracking on map
Real-time ground track for satellite SECOR 1B.
Associated space launch
Poppy was the follow-on ELINT system, which succeeded the Grab ELINT satellite system.
SECOR 1B was lifted into orbit during the mission ‘Thor SLV-2A Agena D | Poppy 5A, 5B & 5C’, on board a Thor SLV-2A Agena D space rocket.
The launch took place on Jan. 11, 1964, 8:07 p.m. from Space Launch Complex 1E.
For more information about the launch, click the button.
Thor SLV-2A Agena D | Poppy 5A, 5B & 5C
Agency: N/A
Status: Launch Successful
Launch date: Jan. 11, 1964, 8:07 p.m. UTC
Rocket: Thor SLV-2A Agena D
Launch pad: Space Launch Complex 1E
Location: Vandenberg SFB, CA, USA
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