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

18617

Days in orbit

Revolutions

≈ 13.0

Per day

Orbit

SSO

Sun Synchronous Orbit

Inclination

101.8

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: 1974-089FA

Object number (NORAD): 18693

Object ID (CCSDS): 18693

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 110.94 minutes

Inclination: 101.7571 deg

SMA: 7648.087 km

Apoapsis: 1413.116 km

Periapsis: 1126.788 km

RAAN: 236.3504 deg

Eccentricy: 0.01871891

Argument of periapsis: 229.5662 deg

Mean anomaly: 306.9172 deg

Mean motion: 12.97996538 rev/day

Mean motion (dot): -0.00000156 rev/day²

B* drag term: -0.00032925179 1/R_Earth

Two-line elements (TLE)

Creation date: Nov. 1, 2025, 7:40 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Nov. 1, 2025, 1:25 p.m. UTC

TLE line 0: 0 THORAD DELTA 1 DEB

TLE line 1: 1 18693U 74089FA 25305.55956156 -.00000156 00000-0 -32925-3 0 9990

TLE line 2: 2 18693 101.7571 236.3504 0187189 229.5662 306.9172 12.97996538751695

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 1566	LEO	2025-10-20 23:34:19	0.0002390905	104.0 (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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