THORAD DELTA 1 DEB

Satellite information

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Satellite Type and Status

DEBRISIN ORBIT

Key statistics

Satellite THORAD DELTA 1 DEB at a glance.

Uptime

18657

Days in orbit

Revolutions

≈ 13.4

Per day

Orbit

SSO

Sun Synchronous Orbit

Inclination

102.0

Latest

Satellite identification and parameters

Extended collection of information and parameters for THORAD DELTA 1 DEB.

Object identification

Identified? True

Debris? True

Object name: THORAD DELTA 1 DEB

International designator: 1974-089GL

Object number (NORAD): 42619

Object ID (CCSDS): 42619

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 107.119 minutes

Inclination: 102.0443 deg

SMA: 7471.434 km

Apoapsis: 1225.414 km

Periapsis: 961.184 km

RAAN: 302.8893 deg

Eccentricy: 0.01768269

Argument of periapsis: 101.541 deg

Mean anomaly: 24.8399 deg

Mean motion: 13.44301892 rev/day

Mean motion (dot): 0.00002842 rev/day²

B* drag term: 0.0045381474 1/R_Earth

Two-line elements (TLE)

Creation date: Dec. 11, 2025, 7:14 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Dec. 11, 2025, 11 a.m. UTC

TLE line 0: 0 THORAD DELTA 1 DEB

TLE line 1: 1 42619U 74089GL 25345.45836316 .00002842 00000-0 45381-2 0 9994

TLE line 2: 2 42619 102.0443 302.8893 0176827 101.5410 24.8399 13.44301892588870

Live tracking on map

Real-time ground track for satellite THORAD DELTA 1 DEB.

In-orbit conjunctions

A list of the most updated potential collisions computed for object THORAD DELTA 1 DEB.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
FREJA	LEO	2025-08-03 05:02:16	0.000223547	610.0 (m)	PAYLOAD
COSMOS 1598	LEO	2025-01-21 07:48:29	0.0005750302	409.0 (m)	PAYLOAD
THOR ABLESTAR DEB	LEO	2024-09-28 20:40:42	0.0003234951	945.0 (m)	DEBRIS

Associated space launch

Meteorological satellite using radiometric imaging

THORAD DELTA 1 DEB was lifted into orbit during the mission ‘Delta 2310 | NOAA 4’, on board a Delta 2310 space rocket.

The launch took place on Nov. 15, 1974, 5:11 p.m. from Space Launch Complex 2W.

For more information about the launch, click the button.

Delta 2310 | NOAA 4

Agency: N/A

Status: Launch Successful

Launch date: Nov. 15, 1974, 5:11 p.m. UTC

Rocket: Delta 2310

Launch pad: Space Launch Complex 2W

Location: Vandenberg SFB, CA, USA

...

Go to the launch

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