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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: 6 hours ago

TLE from 6 hours ago

0 STARLETTE
1  7646U 75010A   26128.18509969 -.00000121  00000-0  15393-4 0  9992
2  7646  49.8250 262.4914 0205635 290.8814  67.0173 13.82349932589004

Epoch: 2026-05-08T04:26Z

TLE epoch observation values (Epoch: 2026-05-08T04:26:32.613Z)

Latitude

-0.00004°

Longitude

-30.16504°

Altitude

899.846 km

Speed

7.432 km/s

True Right ascension

17h 29m 57s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow 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

18:42:58

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,107.137 km

Perigee altitude

805.493 km

Semi-major axis

7,334.452 km

Eccentricity

0.02056

Inclination

49.825°

RAAN

262.4914°

Arg. of periapsis

290.8814°

True anomaly

69.20811°

Mean anomaly

67.0173°

Eccentric anomaly

68.11056°

Mean motion

3.45535 °/min

Orbital period

104.19 mins

BSTAR

0.000015393

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

DIAMANT B-P4 R/B, 7647

DIAMANT B-P4 DEB, 7654

DIAMANT B-P4 DEB, 7655

DIAMANT B-P4 DEB, 7659

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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.
13 mins	2026-05-08 11:31:20.719Z	215.179° SW	2026-05-08 11:37:20.719Z	148.903° SSE	40.28°	2026-05-08 11:44:20.719Z	61.413° ENE
11 mins	2026-05-08 13:22:20.719Z	268.121° W	2026-05-08 13:27:20.719Z	346.911° N	38.377°	2026-05-08 13:33:20.719Z	52.742° ENE
11 mins	2026-05-08 15:12:20.719Z	299.613° NW	2026-05-08 15:17:20.719Z	356.696° N	31.109°	2026-05-08 15:23:20.719Z	63.422° ENE
12 mins	2026-05-08 17:02:20.719Z	309.212° NW	2026-05-08 17:08:20.719Z	31.206° NE	38.762°	2026-05-08 17:14:20.719Z	97.373° ESE
12 mins	2026-05-08 18:52:20.719Z	295.017° NW	2026-05-08 18:57:20.719Z	229.69° WSW	40.753°	2026-05-08 19:04:20.719Z	144.379° SSE
4 mins	2026-05-08 20:44:20.719Z	250.28° W	2026-05-08 20:45:20.719Z	241.277° WSW	13.294°	2026-05-08 20:48:20.719Z	214.619° SW
7 mins	2026-05-09 10:05:20.719Z	161.552° S	2026-05-09 10:08:20.719Z	125.828° SE	21.253°	2026-05-09 10:12:20.719Z	84.116° E

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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: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2026-05-08T04:26:32.613Z)

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: 6 hours ago