Showing default

BD-17, 40549

Orbit data source: Space-Track

BD-17, 40549 is a payload satellite owned by CNSA (CN) that was launched on Mon, 30 Mar 2015 UTC via a CHANG ZHENG 3C/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.

Not visible in the next 10 days

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/40549?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/40549?theme=dark&initialShowStats=false

Optional secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

Identifier

40549, 2015-019A

Orbit

Active

Country

CN / PRC

Related business

China National Space Administration (CN)

Manufacturer

SECM

Mission

Awaiting activation Defense Navigation

Bus & Motor

BD-3I, AKM?

Mass

~1,150 kg wet, ~850 kg dry

Launch date (UTC)

2015-03-30 (11 years ago)

Launch vehicle

CHANG ZHENG 3C/YZ-1

Launch site

Xichang Space Center, China (XSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 5.0 m

Radar Cross Section

9.494 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 15 hours ago

TLE from 15 hours ago

0 BD-17
1 40549U 15019A   26253.70909149 -.00000162  00000-0  00000-0 0  9995
2 40549  49.0313 294.4241 0038711 200.3707 205.9134  1.00288273 41931

Epoch: 2026-09-10T17:01Z

TLE epoch observation values (Epoch: 2026-09-10T17:01:05.504Z)

Latitude

32.91751°

Longitude

83.65293°

Altitude

35,931.841 km

Speed

3.064 km/s

True Right ascension

21h 54m 40s

True Declination

32° 53' 28"

Sunlit

Object was in daylight 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

00:10:51

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,945.357 km

Perigee altitude

35,618.944 km

Semi-major axis

42,160.288 km

Eccentricity

0.00387

Inclination

49.0313°

RAAN

294.4241°

Arg. of periapsis

200.3707°

True anomaly

205.72038°

Mean anomaly

205.9134°

Eccentric anomaly

205.81681°

Mean motion

0.25072 °/min

Orbital period

1,435.87 mins

BSTAR

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

Other satellites on launch #19 in the year 2015 (2015-03-30 UTC)

YZ-1 R/B, 41929

CZ-3C R/B, 40550 (Decayed)

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

BD-17 Visibility

Loading observer location...
Set Observer location

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.
BD-17 is likely not visible in the next few days.

Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

Please sign in to view Co-orbital & Co-planar RSOs.

Click to sort rows by RSO header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Type header in ascending order	Click to sort rows by Inclination Δ header in ascending order	Click to sort rows by RAAN Δ header in ascending order	Click to sort rows by Coplanar Angle header in ascending order	Click to sort rows by SMA Δ header in ascending order	Click to sort rows by Orbital period header in ascending order	Click to sort rows by <5km Md TCA header in descending order

CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in descending order

Check out BD-17, 40549 on other resources

View BD-17, 40549 on NASA - NSSDCA Website

View BD-17, 40549 on Heavens-Above

View BD-17, 40549 on Keep Track

View BD-17, 40549 on Celestrak

View BD-17, 40549 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

BD-17, 40549

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 15 hours ago

TLE from 15 hours ago

TLE epoch observation values (Epoch: 2026-09-10T17:01:05.504Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #19 in the year 2015 (2015-03-30 UTC)

BD-17 Visibility

Co-orbital & Co-planar RSOs

Check out BD-17, 40549 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 15 hours ago