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STARLETTE, 7646

Orbit data source: Space-Track

STARLETTE, 7646 is a payload satellite owned by CNES (FR) in LEO that was launched on Thu, 06 Feb 1975 UTC via a DIAMANT BP.4 launch vehicle from the French Guiana (FRGUI). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

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Iframe URL

https://www.satcat.com/sats-embedded/7646?theme=dark&initialShowStats=false

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Identifier

7646, 1975-010A

Orbit

LEO

Country

Related business

National Center for Space Studies, Paris (FR)

Manufacturer

CNES

Mission

Operational spacecraft

Bus & Motor

STARLETTE, Unknown motor

Mass

48 kg wet, 48 kg dry

Launch date (UTC)

1975-02-06 (51 years ago)

Launch vehicle

DIAMANT BP.4

Launch site

French Guiana (FRGUI)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 7 hours ago

TLE from 7 hours ago

0 STARLETTE
1  7646U 75010A   26038.10884495 -.00000131  00000-0  98257-5 0  9996
2  7646  49.8227 258.0440 0205548 353.3219   6.4946 13.82348842576549

Epoch: 2026-02-07T02:36Z

TLE epoch observation values (Epoch: 2026-02-07T02:36:44.203Z)

Latitude

-0°

Longitude

81.62273°

Altitude

806.342 km

Speed

7.527 km/s

True Right ascension

17h 12m 10s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

12:06:06

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,107.077 km

Perigee altitude

805.561 km

Semi-major axis

7,334.456 km

Eccentricity

0.02055

Inclination

49.8227°

RAAN

258.044°

Arg. of periapsis

353.3219°

True anomaly

6.76799°

Mean anomaly

6.4946°

Eccentric anomaly

6.63059°

Mean motion

3.45534 °/min

Orbital period

104.19 mins

BSTAR

0.0000098257

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Other satellites on launch #10 in the year 1975 (1975-02-06 UTC)

DIAMANT B-P4 DEB, 7659

DIAMANT B-P4 R/B, 7647

DIAMANT B-P4 DEB, 7654

DIAMANT B-P4 DEB, 7655

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STARLETTE Visibility forecast

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Span	Click to sort rows by Start time (UTC) header in descending order	Start Az.	Max El. time (UTC)	Max El. Az.	Max El.	End time (UTC)	End Az.
9 mins	2026-02-07 16:38:25.482Z	195.366° SSW	2026-02-07 16:42:25.482Z	140.088° SSE	31.245°	2026-02-07 16:47:25.482Z	71.307° E
10 mins	2026-02-07 18:27:25.482Z	257.471° W	2026-02-07 18:31:25.482Z	326.46° NNW	40.981°	2026-02-07 18:37:25.482Z	52.787° ENE
10 mins	2026-02-07 20:17:25.482Z	298.281° NW	2026-02-07 20:21:25.482Z	351.187° N	29.34°	2026-02-07 20:27:25.482Z	59.324° ENE
11 mins	2026-02-07 22:07:25.482Z	312.948° NW	2026-02-07 22:12:25.482Z	27.202° NE	34.357°	2026-02-07 22:18:25.482Z	88.642° E
12 mins	2026-02-07 23:56:25.482Z	301.054° NW	2026-02-08 00:01:25.482Z	245.853° WSW	44.285°	2026-02-08 00:08:25.482Z	132.183° SE
7 mins	2026-02-08 01:47:25.482Z	262.889° W	2026-02-08 01:50:25.482Z	230.901° WSW	19.647°	2026-02-08 01:54:25.482Z	192.729° SSW

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out STARLETTE, 7646 on other resources

View STARLETTE, 7646 on NASA - NSSDCA Website

View STARLETTE, 7646 on Heavens-Above

View STARLETTE, 7646 on Keep Track

View STARLETTE, 7646 on Celestrak

View STARLETTE, 7646 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

STARLETTE, 7646

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 7 hours ago

TLE from 7 hours ago

TLE epoch observation values (Epoch: 2026-02-07T02:36:44.203Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #10 in the year 1975 (1975-02-06 UTC)

STARLETTE Visibility forecast

Co-orbital & Co-planar RSOs

Check out STARLETTE, 7646 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 7 hours ago