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

18613

Days in orbit

Revolutions

≈ 12.4

Per day

Orbit

SSO

Sun Synchronous Orbit

Inclination

102.1

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: 1974-089DR

Object number (NORAD): 8789

Object ID (CCSDS): 8789

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 116.224 minutes

Inclination: 102.1169 deg

SMA: 7889.042 km

Apoapsis: 1594.592 km

Periapsis: 1427.221 km

RAAN: 247.4907 deg

Eccentricy: 0.01060777

Argument of periapsis: 321.894 deg

Mean anomaly: 190.6927 deg

Mean motion: 12.38985996 rev/day

Mean motion (dot): -0.00000028 rev/day²

B* drag term: 0.0001342945 1/R_Earth

Two-line elements (TLE)

Creation date: Oct. 27, 2025, 2:46 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Oct. 26, 2025, 8:42 a.m. UTC

TLE line 0: 0 THORAD DELTA 1 DEB

TLE line 1: 1 08789U 74089DR 25299.36253684 -.00000028 00000-0 13429-3 0 9997

TLE line 2: 2 08789 102.1169 247.4907 0106078 321.8940 190.6927 12.38985996303488

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
COSMOS 1037	LEO	2025-09-27 19:33:23	0.0001845838	478.0 (m)	PAYLOAD

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

...

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