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

17451

Days in orbit

Revolutions

≈ 14.0

Per day

Orbit

SSO

Sun Synchronous Orbit

Inclination

99.0

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: 1978-026AX

Object number (NORAD): 12206

Object ID (CCSDS): 12206

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 102.598 minutes

Inclination: 98.9844 deg

SMA: 7259.716 km

Apoapsis: 996.823 km

Periapsis: 766.338 km

RAAN: 98.8844 deg

Eccentricy: 0.01587429

Argument of periapsis: 246.796 deg

Mean anomaly: 111.642 deg

Mean motion: 14.03535318 rev/day

Mean motion (dot): 0.00002527 rev/day²

B* drag term: 0.0014671494 1/R_Earth

Two-line elements (TLE)

Creation date: Dec. 13, 2025, 5:47 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Dec. 13, 2025, 5:33 a.m. UTC

TLE line 0: 0 DELTA 1 DEB

TLE line 1: 1 12206U 78026AX 25347.23131974 .00002527 00000-0 14671-2 0 9992

TLE line 2: 2 12206 98.9844 98.8844 0158743 246.7960 111.6420 14.03535318274896

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
THORAD AGENA D DEB	SSO	2025-11-04 13:17:43	0.0001237331	150.0 (m)	DEBRIS
COSMOS 475	LEO	2025-10-05 16:55:20	0.0001766307	581.0 (m)	PAYLOAD
ATLAS 2AS CENTAUR R/B	LEO	2025-09-05 17:32:04	0.0001202605	208.0 (m)	ROCKET BODY
SCOUT X-4 R/B	LEO	2025-08-29 05:18:08	0.0001115688	180.0 (m)	ROCKET BODY
COSMOS 1275 DEB	LEO	2024-11-11 11:30:26	0.0004770345	138.0 (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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