DIADEME 1

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite DIADEME 1 at a glance.

Uptime

21276

Days in orbit

Revolutions

≈ 14.7

Per day

Orbit

LEO

Low Earth Orbit

Inclination

39.9

Latest

Satellite identification and parameters

Extended collection of information and parameters for DIADEME 1.

Object identification

Identified? True

Debris? False

Object name: DIADEME 1

International designator: 1967-011A

Object number (NORAD): 2674

Object ID (CCSDS): 2674

Country: FRANCE (FR)

Current information (Y/N): Y

RCS size: MEDIUM

Orbital parameters

Period: 98.022 minutes

Inclination: 39.9185 deg

SMA: 7042.218 km

Apoapsis: 820.996 km

Periapsis: 507.169 km

RAAN: 338.2144 deg

Eccentricy: 0.0222818

Argument of periapsis: 358.7753 deg

Mean anomaly: 1.2462 deg

Mean motion: 14.6905682 rev/day

Mean motion (dot): 0.00004292 rev/day²

B* drag term: 0.00050817 1/R_Earth

Two-line elements (TLE)

Creation date: May 10, 2025, 2:32 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: May 9, 2025, 9:37 p.m. UTC

TLE line 0: 0 DIADEME 1

TLE line 1: 1 02674U 67011A 25129.90121271 .00004292 00000-0 50817-3 0 9997

TLE line 2: 2 02674 39.9185 338.2144 0222818 358.7753 1.2462 14.69056820 30674

Live tracking on map

Real-time ground track for satellite DIADEME 1.

In-orbit conjunctions

A list of the most updated potential collisions computed for object DIADEME 1.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
CZ-6A DEB	LEO	2025-04-21 11:45:41	0.0003353897	109.0 (m)	DEBRIS
COSMOS 2251 DEB	LEO	2024-09-02 23:58:50	0.0001355611	53.0 (m)	DEBRIS
DMSP 5D-2 F13 DEB	SSO	2024-08-07 05:24:57	0.0001858715	523.0 (m)	DEBRIS
CZ-6A DEB	SSO	2024-05-29 20:39:40	0.0001582331	178.0 (m)	DEBRIS

Associated space launch

French geodetic study satellite.

DIADEME 1 was lifted into orbit during the mission ‘Diamant A | Diademe D-1C’, on board a Diamant A space rocket.

The launch took place on Feb. 8, 1967, 9:39 a.m. from Brigitte.

For more information about the launch, click the button.

Diamant A | Diademe D-1C

Agency: N/A

Status: Launch Successful

Launch date: Feb. 8, 1967, 9:39 a.m. UTC

Rocket: Diamant A

Launch pad: Brigitte

Location: Interarmy Special Vehicles Test Centre, French Algeria

...

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