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

19501

Days in orbit

Revolutions

≈ 14.3

Per day

Orbit

SSO

Sun Synchronous Orbit

Inclination

98.6

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: 1972-058JQ

Object number (NORAD): 42557

Object ID (CCSDS): 42557

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 100.744 minutes

Inclination: 98.6174 deg

SMA: 7172.001 km

Apoapsis: 803.268 km

Periapsis: 784.464 km

RAAN: 63.2075 deg

Eccentricy: 0.00131092

Argument of periapsis: 100.6405 deg

Mean anomaly: 320.634 deg

Mean motion: 14.29362154 rev/day

Mean motion (dot): 0.00000162 rev/day²

B* drag term: 0.000080508267 1/R_Earth

Two-line elements (TLE)

Creation date: Dec. 11, 2025, 7:14 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Dec. 11, 2025, 10:52 a.m. UTC

TLE line 0: 0 DELTA 1 DEB *

TLE line 1: 1 42557U 72058JQ 25345.45340457 .00000162 00000-0 80508-4 0 9990

TLE line 2: 2 42557 98.6174 63.2075 0013109 100.6405 320.6340 14.29362154628655

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
DMSP 5D-2 F11 DEB	SSO	2025-06-03 17:41:15	0.0001442026	254.0 (m)	DEBRIS
CZ-6A DEB	SSO	2025-01-28 00:39:19	0.000127981	215.0 (m)	DEBRIS
THOR BURNER 2 R/B	SSO	2025-01-23 22:27:56	0.000126728	489.0 (m)	ROCKET BODY
CZ-6A DEB	LEO	2025-01-15 00:59:01	0.0001809405	706.0 (m)	DEBRIS
CZ-6A DEB	LEO	2025-01-08 17:45:34	0.0006842276	299.0 (m)	DEBRIS

Associated space launch

Earth observation satellite

DELTA 1 DEB * was lifted into orbit during the mission ‘Delta 0900 | Landsat 1’, on board a Delta 0900 space rocket.

The launch took place on July 23, 1972, 6:06 p.m. from Space Launch Complex 2W.

For more information about the launch, click the button.

Delta 0900 | Landsat 1

Agency: N/A

Status: Launch Successful

Launch date: July 23, 1972, 6:06 p.m. UTC

Rocket: Delta 0900

Launch pad: Space Launch Complex 2W

Location: Vandenberg SFB, CA, USA

...

Go to the launch

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