Key statistics
Satellite TIROS 4 at a glance.
Uptime
23161
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: 99.519 minutes
Inclination: 48.2957 deg
SMA: 7113.713 km
Apoapsis: 790.299 km
Periapsis: 680.857 km
RAAN: 129.1095 deg
Eccentricy: 0.0076923
Argument of periapsis: 273.4942 deg
Mean anomaly: 85.7161 deg
Mean motion: 14.46965773 rev/day
Mean motion (dot): -0.00000026 rev/day2
B* drag term: 0.000039131 1/REarth
Two-line elements (TLE)
Creation date: July 8, 2025, 2:27 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 7, 2025, 9:15 p.m. UTC
TLE line 0: 0 TIROS 4
TLE line 1: 1 00226U 62002A 25188.88610400 -.00000026 00000-0 39131-4 0 9991
TLE line 2: 2 00226 48.2957 129.1095 0076923 273.4942 85.7161 14.46965773318587
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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