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

17291

Days in orbit

Revolutions

≈ 14.1

Per day

Orbit

SSO

Sun Synchronous Orbit

Inclination

99.1

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: 1978-026BS

Object number (NORAD): 12225

Object ID (CCSDS): 12225

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 102.225 minutes

Inclination: 99.1308 deg

SMA: 7242.111 km

Apoapsis: 890.247 km

Periapsis: 837.704 km

RAAN: 106.2108 deg

Eccentricy: 0.0036276

Argument of periapsis: 170.754 deg

Mean anomaly: 318.8189 deg

Mean motion: 14.08656284 rev/day

Mean motion (dot): 0.00000288 rev/day²

B* drag term: 0.00019277 1/R_Earth

Two-line elements (TLE)

Creation date: July 6, 2025, 6:05 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: July 6, 2025, 8:06 a.m. UTC

TLE line 0: 0 DELTA 1 DEB

TLE line 1: 1 12225U 78026BS 25187.33797642 .00000288 00000-0 19277-3 0 9996

TLE line 2: 2 12225 99.1308 106.2108 0036276 170.7540 318.8189 14.08656284271552

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 1375 DEB	LEO	2025-06-29 21:48:56	0.0001501532	281.0 (m)	DEBRIS
COSMOS 1579 COOLANT	LEO	2024-11-15 17:09:00	0.0002651684	292.0 (m)	DEBRIS
THORAD AGENA D DEB	LEO	2024-06-12 13:27:30	0.0001500247	147.0 (m)	DEBRIS

Associated space launch

Earth observation satellite

DELTA 1 DEB was lifted into orbit during the mission ‘Delta 2910 | Landsat 3’, on board a Delta 2910 space rocket.

The launch took place on March 5, 1978, 5:54 p.m. from Space Launch Complex 2W.

For more information about the launch, click the button.

Delta 2910 | Landsat 3

Agency: N/A

Status: Launch Successful

Launch date: March 5, 1978, 5:54 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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