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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
3 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 3 hours ago
0 ALSAT 1B
1 41785U 16059C   25183.52127516  .00000283  00000-0  52724-4 0  9991
2 41785  97.7876 202.2601 0007892 270.3258  89.7046 14.71851364469134
Epoch: 2025-07-02T12:30Z
TLE epoch observation values (Epoch: 2025-07-02T12:30:38.173Z)
Latitude
0.00001°
Longitude
93.79986°
Altitude
658.153 km
Speed
7.528 km/s
True Right ascension
13h 29m 02s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-56.79324°
Longitude
-98.08644°
Altitude
672.504 km
Speed
7.522 km/s
Apparent Right ascension
18h 24m 07s
Apparent Declination
-74° 40' 40"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
02:56:15
Azimuth
198.141° SSW
Elevation
-48.05°
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
202.2601°
Arg. of periapsis
270.3258°
True anomaly
Unknown
Mean anomaly
89.7046°
Eccentric anomaly
Unknown
Mean motion
3.68195 °/min
Orbital period
97.77 mins
BSTAR
0.000052724
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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 00:06:05.300Z94.4° ESE2025-07-03 00:08:05.300Z64.809° ENE15.712°2025-07-03 00:10:05.300Z35.327° NE
6 mins2025-07-03 01:42:05.300Z197.704° SSW2025-07-03 01:44:05.300Z242.537° WSW35.984°2025-07-03 01:48:05.300Z332.414° NNW
6 mins2025-07-03 13:35:05.300Z45.19° ENE2025-07-03 13:37:05.300Z88.396° E30.7°2025-07-03 13:41:05.300Z162.677° S
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