DMSP 5D-2 F8 (USA 26)

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite DMSP 5D-2 F8 (USA 26) at a glance.

Uptime

14056

Days in orbit

Revolutions

≈ 14.2

Per day

Orbit

SSO

Sun Synchronous Orbit

Inclination

98.7

Latest

Satellite identification and parameters

Extended collection of information and parameters for DMSP 5D-2 F8 (USA 26).

Object identification

Identified? True

Debris? False

Object name: DMSP 5D-2 F8 (USA 26)

International designator: 1987-053A

Object number (NORAD): 18123

Object ID (CCSDS): 18123

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 101.444 minutes

Inclination: 98.7276 deg

SMA: 7205.153 km

Apoapsis: 835.772 km

Periapsis: 818.264 km

RAAN: 169.8726 deg

Eccentricy: 0.00121492

Argument of periapsis: 343.9058 deg

Mean anomaly: 16.1731 deg

Mean motion: 14.19508378 rev/day

Mean motion (dot): 0.00000142 rev/day²

B* drag term: 0.000088152828 1/R_Earth

Two-line elements (TLE)

Creation date: Dec. 12, 2025, 10:14 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Dec. 12, 2025, 4:51 a.m. UTC

TLE line 0: 0 DMSP 5D-2 F8 (USA 26)

TLE line 1: 1 18123U 87053A 25346.20241037 .00000142 00000-0 88153-4 0 9993

TLE line 2: 2 18123 98.7276 169.8726 0012149 343.9058 16.1731 14.19508378990300

Live tracking on map

Real-time ground track for satellite DMSP 5D-2 F8 (USA 26).

In-orbit conjunctions

A list of the most updated potential collisions computed for object DMSP 5D-2 F8 (USA 26).

Target	Orbit	TCA	Probability of collision	Miss distance	Type
CZ-6A DEB	LEO	2025-11-23 01:05:18	0.0008182023	217.0 (m)	DEBRIS
NOAA 16 DEB	SSO	2025-10-17 07:57:02	0.0001180379	623.0 (m)	DEBRIS
FENGYUN 1C DEB	SSO	2025-06-01 18:24:36	0.0001914688	460.0 (m)	DEBRIS
NOAA 16 DEB	SSO	2025-05-19 00:38:25	0.0001293415	687.0 (m)	DEBRIS
FENGYUN 1C DEB	SSO	2025-04-01 16:40:57	0.004751159	50.0 (m)	DEBRIS

Associated space launch

Military meteorological satellite

DMSP 5D-2 F8 (USA 26) was lifted into orbit during the mission ‘Atlas E | DMSP-5D2 F8’, on board a Atlas E space rocket.

The launch took place on June 20, 1987, 2:34 a.m. from Space Launch Complex 3W.

For more information about the launch, click the button.

Atlas E | DMSP-5D2 F8

Agency: N/A

Status: Launch Successful

Launch date: June 20, 1987, 2:34 a.m. UTC

Rocket: Atlas E

Launch pad: Space Launch Complex 3W

Location: Vandenberg SFB, CA, USA

...

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