Key statistics
Satellite SECOR 1B at a glance.
Uptime
22565
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: 69.8994 deg
SMA: 7288.63 km
Apoapsis: 920.168 km
Periapsis: 900.823 km
RAAN: 84.1855 deg
Eccentricy: 0.0013271
Argument of periapsis: 11.1245 deg
Mean anomaly: 349.015 deg
Mean motion: 13.95191668 rev/day
Mean motion (dot): 0.00000022 rev/day2
B* drag term: 0.000055627 1/REarth
Two-line elements (TLE)
Creation date: Oct. 21, 2025, 11:56 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 21, 2025, 7:17 p.m. UTC
TLE line 0: 0 SECOR 1B
TLE line 1: 1 729U 64001C 25294.80355942 .00000022 00000-0 55627-4 0 9990
TLE line 2: 2 729 69.8994 84.1855 0013271 11.1245 349.0150 13.95191668143452
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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