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BD-19, 40749

Orbit data source: Space-Track

BD-19, 40749 is a payload satellite owned by CNSA (CN) in MEO that was launched on Sat, 25 Jul 2015 UTC via a CHANG ZHENG 3B/YZ-1 launch vehicle from the Xichang Space Center, China (XSC). 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
40749, 2015-037B
Orbit
MEO
Last TLE update
1 day ago
Origin
Manufacturer
CAST
Mission
Awaiting activation Defense Navigation
Bus & Motor
BD-3M, Unknown motor
Mass
1,014 kg wet, ~850 kg dry
Launch date (UTC)
2015-07-25 (10 years ago)
Launch vehicle
CHANG ZHENG 3B/YZ-1
Launch site
Xichang Space Center, China (XSC)
Object type
Payload
Rocket body
Debris
Shape & HBR
Box + 2 Pan, 18 m
Radar Cross Section
12.638 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 1 day ago
0 BD-19
1 40749U 15037B   25128.18132043 -.00000076  00000-0  00000+0 0  9993
2 40749  55.2214 315.9439 0003922  24.8563 335.1676  1.86253976 66564
Epoch: 2025-05-08T04:21Z
Definitive object data (Epoch: 2025-05-08T04:21:06.085Z)
Latitude
-0.00007°
Longitude
24.41551°
Altitude
21,516.118 km
Speed
3.781 km/s
True Right ascension
21h 03m 47s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at TLE epoch
Visualization TLE readout
Latitude
-2.31823°
Longitude
22.76797°
Altitude
21,516.696 km
Speed
3.781 km/s
Apparent Right ascension
21h 34m 54s
Apparent Declination
-10° 04' 11"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
14:10:03
Azimuth
84.12° E
Elevation
-22.674°
Doppler factor
1
Orbital elements
Apogee altitude
21,536.699 km
Perigee altitude
21,514.811 km
Semi-major axis
27,903.892 km
Eccentricity
0.0003922
Inclination
55.2214°
RAAN
315.9439°
Arg. of periapsis
24.8563°
True anomaly
335.14872°
Mean anomaly
335.1676°
Eccentric anomaly
335.15816°
Mean motion
0.46564 °/min
BSTAR
Unknown
Orbital period
773.14 mins
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Other satellites on launch #37 in the year 2015 (2015-07-25 UTC)

BD-19 Visibility forecast

Observer location: undefined°, undefined°

Span
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Start Az.
Max El. time (UTC)
Max El. Az.
Max El.
End time (UTC)
End Az.
364 mins2025-05-09 20:33:17.044Z296.082° NW2025-05-09 23:47:17.044Z258.055° W43.926°2025-05-10 02:37:17.044Z186.149° SSW
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