DELTA 1 DEB

Satellite information

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Satellite Type and Status

DEBRISIN ORBIT

Key statistics

Satellite DELTA 1 DEB at a glance.

Uptime

18539

Days in orbit

Revolutions

≈ 14.5

Per day

Orbit

SSO

Sun Synchronous Orbit

Inclination

97.6

Latest

Satellite identification and parameters

Extended collection of information and parameters for DELTA 1 DEB.

Object identification

Identified? True

Debris? True

Object name: DELTA 1 DEB

International designator: 1975-004BP

Object number (NORAD): 8981

Object ID (CCSDS): 8981

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 99.475 minutes

Inclination: 97.6423 deg

SMA: 7111.632 km

Apoapsis: 814.838 km

Periapsis: 652.156 km

RAAN: 116.7752 deg

Eccentricy: 0.01143775

Argument of periapsis: 152.0878 deg

Mean anomaly: 208.6517 deg

Mean motion: 14.47600964 rev/day

Mean motion (dot): 0.0000362 rev/day²

B* drag term: 0.00091532037 1/R_Earth

Two-line elements (TLE)

Creation date: Oct. 25, 2025, 3:11 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Oct. 24, 2025, 10:52 p.m. UTC

TLE line 0: 0 DELTA 1 DEB

TLE line 1: 1 08981U 75004BP 25297.95342986 .00003620 00000-0 91532-3 0 9997

TLE line 2: 2 08981 97.6423 116.7752 0114378 152.0878 208.6517 14.47600964581692

Live tracking on map

Real-time ground track for satellite DELTA 1 DEB.

In-orbit conjunctions

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

Target	Orbit	TCA	Probability of collision	Miss distance	Type
COSMOS 1867 COOLANT	LEO	2025-07-21 12:24:17	0.0001344891	116.0 (m)	DEBRIS
DMSP 5D-2 F13 DEB	SSO	2024-11-09 15:16:34	0.0003237251	498.0 (m)	DEBRIS
CZ-6A DEB	LEO	2024-10-29 16:15:54	0.0001672549	450.0 (m)	DEBRIS

Associated space launch

Earth observation satellite

DELTA 1 DEB was lifted into orbit during the mission ‘Delta 2910 | Landsat 2’, on board a Delta 2910 space rocket.

The launch took place on Jan. 22, 1975, 5:55 p.m. from Space Launch Complex 2W.

For more information about the launch, click the button.

Delta 2910 | Landsat 2

Agency: N/A

Status: Launch Successful

Launch date: Jan. 22, 1975, 5:55 p.m. UTC

Rocket: Delta 2910

Launch pad: Space Launch Complex 2W

Location: Vandenberg SFB, CA, USA

...

Go to the launch

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