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COSMOS 2540, 44517

Orbit data source: Space-Track

COSMOS 2540, 44517 is a payload satellite owned by TS VS RF (CIS) in SSO that was launched on Fri, 30 Aug 2019 UTC via an ROKOT launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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
44517, 2019-057A
Orbit
SSO
Last TLE update
5 hours ago
Origin
Manufacturer
Resehetnev ISS
Mission
Operational Defense Geodetic
Bus & Motor
GEO-IK-2 14F31, Unknown motor
Mass
~900 kg wet, ~900 kg dry
Launch date (UTC)
2019-08-30 (6 years ago)
Launch vehicle
ROKOT
Launch site
Plesetsk Missile And Space Complex (PKMTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Cyl + 2 Pan, 3 m
Radar Cross Section
3.727 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 5 hours ago
0 COSMOS 2540
1 44517U 19057A   25185.21791611  .00000055  00000-0  86413-4 0  9998
2 44517  99.2147 197.5602 0016208  27.4165 332.7843 13.85873956295671
Epoch: 2025-07-04T05:13Z
TLE epoch observation values (Epoch: 2025-07-04T05:13:47.951Z)
Latitude
-0.00004°
Longitude
-163.36306°
Altitude
935.427 km
Speed
7.389 km/s
True Right ascension
13h 10m 14s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
25.85417°
Longitude
-167.63024°
Altitude
934.339 km
Speed
7.393 km/s
Apparent Right ascension
11h 49m 42s
Apparent Declination
-4° 43' 08"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
22:23:28
Azimuth
325.443° NNW
Elevation
-49.792°
Doppler factor
1
Orbital elements
Apogee altitude
952.217 km
Perigee altitude
928.493 km
Semi-major axis
7,318.492 km
Eccentricity
0.00162
Inclination
99.2147°
RAAN
197.5602°
Arg. of periapsis
27.4165°
True anomaly
Unknown
Mean anomaly
332.7843°
Eccentric anomaly
Unknown
Mean motion
3.46666 °/min
Orbital period
103.85 mins
BSTAR
0.000086413
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Other satellites on launch #57 in the year 2019 (2019-08-30 UTC)

COSMOS 2540 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.
9 mins2025-07-04 12:46:11.246Z42.506° NE2025-07-04 12:50:11.246Z91.418° ESE25.211°2025-07-04 12:55:11.246Z151.853° SSE
9 mins2025-07-04 14:29:11.246Z352.433° N2025-07-04 14:33:11.246Z288.156° WNW33.93°2025-07-04 14:38:11.246Z224.58° SW
9 mins2025-07-05 00:25:11.246Z146.815° SSE2025-07-05 00:29:11.246Z79.398° E41.425°2025-07-05 00:34:11.246Z354.657° N
5 mins2025-07-05 02:10:11.246Z242.301° WSW2025-07-05 02:12:11.246Z266.619° W17.448°2025-07-05 02:15:11.246Z301.561° NW
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