Key statistics
Satellite TIROS 4 at a glance.
Uptime
23222
Days in orbit
Revolutions
≈ 14.5
Per day
Orbit
LEO
Low Earth Orbit
Inclination
48.3
Latest
Satellite identification and parameters
Extended collection of information and parameters for TIROS 4.
Object identification
Identified? True
Debris? False
Object name: TIROS 4
International designator: 1962-002A
Object number (NORAD): 226
Object ID (CCSDS): 226
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 99.517 minutes
Inclination: 48.2947 deg
SMA: 7113.627 km
Apoapsis: 789.601 km
Periapsis: 681.382 km
RAAN: 217.5479 deg
Eccentricy: 0.00760651
Argument of periapsis: 161.0464 deg
Mean anomaly: 199.3293 deg
Mean motion: 14.46992112 rev/day
Mean motion (dot): 0.00000162 rev/day2
B* drag term: 0.000088746757 1/REarth
Two-line elements (TLE)
Creation date: Sept. 6, 2025, 2:09 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 5, 2025, 9:28 p.m. UTC
TLE line 0: 0 TIROS 4
TLE line 1: 1 00226U 62002A 25248.89508627 .00000162 00000-0 88747-4 0 9993
TLE line 2: 2 00226 48.2947 217.5479 0076065 161.0464 199.3293 14.46992112327273
Live tracking on map
Real-time ground track for satellite TIROS 4.
In-orbit conjunctions
A list of the most updated potential collisions computed for object TIROS 4.
Associated space launch
NASA's TIROS (Television & Infra-Red Observation Satellite) program was the first experimental weather satellite program.
TIROS 4 was lifted into orbit during the mission ‘Thor Delta | Tiros 4’, on board a Thor Delta space rocket.
The launch took place on Feb. 8, 1962, 12:43 p.m. from Space Launch Complex 17A.
For more information about the launch, click the button.
Thor Delta | Tiros 4
Agency: N/A
Status: Launch Successful
Launch date: Feb. 8, 1962, 12:43 p.m. UTC
Rocket: Thor Delta
Launch pad: Space Launch Complex 17A
Location: Cape Canaveral SFS, FL, USA
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