Key statistics
Satellite TRIAD 1 at a glance.
Uptime
19356
Days in orbit
Revolutions
≈ 14.5
Per day
Orbit
LEO
Low Earth Orbit
Inclination
90.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for TRIAD 1.
Object identification
Identified? True
Debris? False
Object name: TRIAD 1
International designator: 1972-069A
Object number (NORAD): 6173
Object ID (CCSDS): 6173
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 99.163 minutes
Inclination: 90.0046 deg
SMA: 7096.762 km
Apoapsis: 752.852 km
Periapsis: 684.402 km
RAAN: 208.2176 deg
Eccentricy: 0.00482259
Argument of periapsis: 312.4963 deg
Mean anomaly: 108.3165 deg
Mean motion: 14.52153075 rev/day
Mean motion (dot): 0.0000129 rev/day2
B* drag term: 0.00031068855 1/REarth
Two-line elements (TLE)
Creation date: Aug. 31, 2025, 2:26 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 30, 2025, 9:02 p.m. UTC
TLE line 0: 0 TRIAD 1
TLE line 1: 1 06173U 72069A 25242.87661000 .00001290 00000-0 31069-3 0 9998
TLE line 2: 2 06173 90.0046 208.2176 0048226 312.4963 108.3165 14.52153075788431
Live tracking on map
Real-time ground track for satellite TRIAD 1.
In-orbit conjunctions
A list of the most updated potential collisions computed for object TRIAD 1.
Associated space launch
Satellite designed to accurately measure atmospheric drag in order to improve the accuracy of the USN Transit Navigation System
TRIAD 1 was lifted into orbit during the mission ‘Scout B-1 | Triad 1’, on board a Scout B-1 space rocket.
The launch took place on Sept. 2, 1972, 5:50 p.m. from Space Launch Complex 5.
For more information about the launch, click the button.
Scout B-1 | Triad 1
Agency: N/A
Status: Launch Successful
Launch date: Sept. 2, 1972, 5:50 p.m. UTC
Rocket: Scout B-1
Launch pad: Space Launch Complex 5
Location: Vandenberg SFB, CA, USA
...
Latest news about this satellite
There are no fresh news available about this satellite. Check back as we update our databases every day.
Newsletter sign-up
Weekly statistics, charts and insights to help you stay on top of the space industry.
