DMSP 5D-2 F10 (USA 68)

Satellite information

Favourite Embed

Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite DMSP 5D-2 F10 (USA 68) at a glance.

Uptime

12636

Days in orbit

Revolutions

≈ 14.4

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 F10 (USA 68).

Object identification

Identified? True

Debris? False

Object name: DMSP 5D-2 F10 (USA 68)

International designator: 1990-105A

Object number (NORAD): 20978

Object ID (CCSDS): 20978

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 100.011 minutes

Inclination: 98.6596 deg

SMA: 7137.155 km

Apoapsis: 809.234 km

Periapsis: 708.805 km

RAAN: 238.7003 deg

Eccentricy: 0.0070357

Argument of periapsis: 238.1456 deg

Mean anomaly: 121.287 deg

Mean motion: 14.39842909 rev/day

Mean motion (dot): 0.00000199 rev/day²

B* drag term: 0.000076287 1/R_Earth

Two-line elements (TLE)

Creation date: July 5, 2025, 5:45 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: July 5, 2025, 2:46 p.m. UTC

TLE line 0: 0 DMSP 5D-2 F10 (USA 68)

TLE line 1: 1 20978U 90105A 25186.61557074 .00000199 00000-0 76287-4 0 9991

TLE line 2: 2 20978 98.6596 238.7003 0070357 238.1456 121.2870 14.39842909812635

Live tracking on map

Real-time ground track for satellite DMSP 5D-2 F10 (USA 68).

In-orbit conjunctions

A list of the most updated potential collisions computed for object DMSP 5D-2 F10 (USA 68).

Target	Orbit	TCA	Probability of collision	Miss distance	Type
NOAA 16 DEB	SSO	2025-05-17 12:51:38	0.000154003	261.0 (m)	DEBRIS
FENGYUN 1C DEB	SSO	2025-03-08 18:22:40	0.0001084263	391.0 (m)	DEBRIS
COSMOS 1867 COOLANT	LEO	2025-03-04 05:10:38	0.01354115	24.0 (m)	DEBRIS
DMSP 5D-2 F11 DEB	SSO	2025-01-01 07:39:08	0.0004661265	40.0 (m)	DEBRIS
FENGYUN 1C DEB	SSO	2024-11-25 15:05:53	0.0001381898	340.0 (m)	DEBRIS

Associated space launch

Military meteorological satellite

DMSP 5D-2 F10 (USA 68) was lifted into orbit during the mission ‘Atlas E | DMSP-5D2 F10’, on board a Atlas E space rocket.

The launch took place on Dec. 1, 1990, 3:57 p.m. from Space Launch Complex 3W.

For more information about the launch, click the button.

Atlas E | DMSP-5D2 F10

Agency: N/A

Status: Launch Successful

Launch date: Dec. 1, 1990, 3:57 p.m. UTC

Rocket: Atlas E

Launch pad: Space Launch Complex 3W

Location: Vandenberg SFB, CA, USA

...

Go to the launch

Latest news about this satellite

There are no fresh news available about this satellite. Check back as we update our databases every day.

Return to all satellites

Embed the widget

Just copy the snippet below and paste it as HTML in your article, presentation, e-mail, blog post or website.

<iframe src="https://obdh.space/embed/satcat/20978/" width="400" height="720" frameborder="0"></iframe>

Real-time statistics and tracking

The widget will always be up to date. All data, statistics and tracking map are automatically refreshed in real-time. Check the examples below!

Widget preview

Newsletter sign-up

Weekly statistics, charts and insights to help you stay on top of the space industry.