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ALSAT 1B, 41785

Orbit data source: Space-Track

ALSAT 1B, 41785 is a payload satellite owned by ASAL (DZ) in SSO that was launched on Mon, 26 Sep 2016 UTC via a PSLV launch vehicle from the Sirharikota (SRI). 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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Identifier
41785, 2016-059C
Orbit
SSO
Last TLE update
6 hours ago
Origin
Manufacturer
SSTL (Astrium)
Mission
Operational Civil Imaging
Bus & Motor
SSTL-100, Unknown motor
Mass
103 kg wet, 103 kg dry
Launch date (UTC)
2016-09-26 (9 years ago)
Launch vehicle
PSLV
Launch site
Sirharikota (SRI)
Object type
Payload
Rocket body
Debris
Shape & HBR
Box + 1 Ant, 6.6 m
Radar Cross Section
0.862 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 6 hours ago
0 ALSAT 1B
1 41785U 16059C   25183.58925801  .00000279  00000-0  52175-4 0  9995
2 41785  97.7876 202.3252 0007892 270.0712  89.9591 14.71851395469141
Epoch: 2025-07-02T14:08Z
TLE epoch observation values (Epoch: 2025-07-02T14:08:31.892Z)
Latitude
-0.00004°
Longitude
69.32413°
Altitude
658.178 km
Speed
7.528 km/s
True Right ascension
13h 29m 18s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-26.06421°
Longitude
73.39454°
Altitude
662.579 km
Speed
7.526 km/s
Apparent Right ascension
16h 28m 03s
Apparent Declination
-43° 47' 51"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
08:17:02
Azimuth
114.783° SE
Elevation
-48.04°
Doppler factor
1
Orbital elements
Apogee altitude
657.759 km
Perigee altitude
646.662 km
Semi-major axis
7,030.348 km
Eccentricity
0.00079
Inclination
97.7876°
RAAN
202.3252°
Arg. of periapsis
270.0712°
True anomaly
Unknown
Mean anomaly
89.9591°
Eccentric anomaly
Unknown
Mean motion
3.68195 °/min
Orbital period
97.77 mins
BSTAR
0.000052175
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ALSAT 1B Visibility forecast

Observer location: undefined°, undefined°

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.
4 mins2025-07-03 00:05:59.527Z95.579° ESE2025-07-03 00:07:59.527Z66.367° ENE15.704°2025-07-03 00:09:59.527Z36.524° NE
6 mins2025-07-03 01:41:59.527Z196.772° SSW2025-07-03 01:44:59.527Z282.256° WNW35.706°2025-07-03 01:47:59.527Z331.895° NNW
6 mins2025-07-03 13:34:59.527Z44.017° NE2025-07-03 13:36:59.527Z85.421° E30.519°2025-07-03 13:40:59.527Z162.053° S
5 mins2025-07-03 15:11:59.527Z325.884° NNW2025-07-03 15:13:59.527Z292.311° WNW19.351°2025-07-03 15:16:59.527Z248.05° W
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