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

18661

Days in orbit

Revolutions

≈ 12.7

Per day

Orbit

SSO

Sun Synchronous Orbit

Inclination

101.4

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: 1974-089CD

Object number (NORAD): 8401

Object ID (CCSDS): 8401

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 113.64 minutes

Inclination: 101.4289 deg

SMA: 7771.653 km

Apoapsis: 1445.121 km

Periapsis: 1341.916 km

RAAN: 63.5041 deg

Eccentricy: 0.00663981

Argument of periapsis: 65.92 deg

Mean anomaly: 324.6684 deg

Mean motion: 12.67163438 rev/day

Mean motion (dot): 0.00000054 rev/day²

B* drag term: 0.00051154832 1/R_Earth

Two-line elements (TLE)

Creation date: Dec. 16, 2025, 6:50 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Dec. 16, 2025, 3:20 a.m. UTC

TLE line 0: 0 THORAD DELTA 1 DEB

TLE line 1: 1 08401U 74089CD 25350.13920212 .00000054 00000-0 51155-3 0 9995

TLE line 2: 2 08401 101.4289 63.5041 0066398 65.9200 324.6684 12.67163438362109

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 791	LEO	2025-12-13 08:12:12	0.0001291677	461.0 (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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