YZ-1 R/B, 40751

Orbit data source: Space-Track

YZ-1 R/B, 40751 is space debris originally from a launch on Sat, 25 Jul 2015 UTC launched from the Xichang Space Center, China (XSC). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.

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Iframe URL

https://www.satcat.com/sats-embedded/40751?theme=dark&initialShowStats=false

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Identifier

40751, 2015-037D

Orbit

Active

Country

CN / PRC

Related business

China Aerospace Science and Technology Corporation (CASC) (CN)

Manufacturer

CALT

Mission

Spacecraft

Bus & Motor

YZ-1, Unknown motor

Mass

~2,075 kg wet, ~2,075 kg dry

Launch date (UTC)

2015-07-25 (10 years ago)

Launch vehicle

Unknown

Launch site

Xichang Space Center, China (XSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Double Cone, 2.0 m

Radar Cross Section

5.890 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 3 days ago

TLE from 3 days ago

0 YZ-1 R/B
1 40751U 15037D   26017.05498147 -.00000088  00000-0  00000-0 0  9994
2 40751  56.4513 346.1614 1021156  74.2152 296.7900  1.56591162 59963

Epoch: 2026-01-17T01:19Z

TLE epoch observation values (Epoch: 2026-01-17T01:19:10.399Z)

Latitude

-0.00002°

Longitude

-150.14117°

Altitude

23,790.732 km

Speed

3.701 km/s

True Right ascension

23h 04m 33s

True Declination

0° 00' 00"

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

03:24:34

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

28,145.531 km

Perigee altitude

21,748.008 km

Semi-major axis

31,324.906 km

Eccentricity

0.10212

Inclination

56.4513°

RAAN

346.1614°

Arg. of periapsis

74.2152°

True anomaly

285.77711°

Mean anomaly

296.79°

Eccentric anomaly

291.34037°

Mean motion

0.39148 °/min

Orbital period

919.59 mins

BSTAR

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Other satellites on launch #37 in the year 2015 (2015-07-25 UTC)

BD-19, 40749

CZ-3B R/B, 40750

BD-18, 40748

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

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YZ-1 R/B Visibility forecast

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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.
313 mins	2026-01-20 08:24:05.578Z	317.084° NNW	2026-01-20 10:47:05.578Z	276.942° WNW	37.808°	2026-01-20 13:37:05.578Z	222.268° SW
375 mins	2026-01-20 19:53:05.578Z	167.627° S	2026-01-20 22:58:05.578Z	100.833° ESE	43.818°	2026-01-21 02:08:05.578Z	60.863° ENE

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Co-orbital & Co-planar RSOs

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

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

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Check out YZ-1 R/B, 40751 on other resources

View YZ-1 R/B, 40751 on Heavens-Above

View YZ-1 R/B, 40751 on Keep Track

View YZ-1 R/B, 40751 on Celestrak

View YZ-1 R/B, 40751 on Gunter's Space Page

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

YZ-1 R/B, 40751

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 3 days ago

TLE from 3 days ago

TLE epoch observation values (Epoch: 2026-01-17T01:19:10.399Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #37 in the year 2015 (2015-07-25 UTC)

YZ-1 R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out YZ-1 R/B, 40751 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 3 days ago