CZ-4C R/B, 40879

Orbit data source: Space-Track

CZ-4C R/B, 40879 is space debris in SSO originally from a launch on Thu, 27 Aug 2015 UTC launched from the Taiyaun Space Center, China (TSC). 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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/40879?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/40879?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

40879, 2015-040B

Orbit

SSO

Country

CN / PRC

Related business

China National Space Administration (CN)

Manufacturer

SAST

Mission

Spacecraft

Bus & Motor

CZ-4 STAGE 3, Unknown motor

Mass

~1,000 kg wet, ~1,000 kg dry

Launch date (UTC)

2015-08-27 (11 years ago)

Launch vehicle

Unknown

Launch site

Taiyaun Space Center, China (TSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 2.5 m

Radar Cross Section

14.536 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 2 days ago

TLE from 2 days ago

0 CZ-4C R/B
1 40879U 15040B   26171.41053899 -.00000037  00000-0  20350-4 0  9999
2 40879 100.5661 338.8289 0093869  80.2919 280.8790 13.33326782526391

Epoch: 2026-06-20T09:51Z

TLE epoch observation values (Epoch: 2026-06-20T09:51:10.568Z)

Latitude

-0.00006°

Longitude

-77.59068°

Altitude

1,124.302 km

Speed

7.297 km/s

True Right ascension

22h 35m 18s

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

23:19:45

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,202.104 km

Perigee altitude

1,061.117 km

Semi-major axis

7,509.748 km

Eccentricity

0.00939

Inclination

100.5661°

RAAN

338.8289°

Arg. of periapsis

80.2919°

True anomaly

279.82039°

Mean anomaly

280.879°

Eccentric anomaly

280.34992°

Mean motion

3.33507 °/min

Orbital period

107.94 mins

BSTAR

0.00002035

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

Other satellites on launch #40 in the year 2015 (2015-08-27 UTC)

YAOGAN 27, 40878

CZ-4C DEB, 43424

CZ-4C DEB, 43425

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

CZ-4C R/B Visibility forecast

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.
9 mins	2026-06-22 12:23:27.080Z	220.339° SW	2026-06-22 12:27:27.080Z	260.555° W	20.33°	2026-06-22 12:32:27.080Z	312.591° NW
11 mins	2026-06-22 23:41:27.080Z	29.148° NE	2026-06-22 23:46:27.080Z	97.719° ESE	39.126°	2026-06-22 23:52:27.080Z	177.22° S
9 mins	2026-06-23 01:28:27.080Z	345.662° N	2026-06-23 01:32:27.080Z	300.273° NW	24.483°	2026-06-23 01:37:27.080Z	247.528° W
9 mins	2026-06-23 10:02:27.080Z	116.518° SE	2026-06-23 10:06:27.080Z	66.048° ENE	29.202°	2026-06-23 10:11:27.080Z	5.945° NNE
10 mins	2026-06-23 11:48:27.080Z	199.919° SSW	2026-06-23 11:52:27.080Z	252.776° W	33°	2026-06-23 11:58:27.080Z	327.655° NNW

Items per page:

1–5 of 5 items

of 1 page

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 CZ-4C R/B, 40879 on other resources

View CZ-4C R/B, 40879 on Heavens-Above

View CZ-4C R/B, 40879 on Keep Track

View CZ-4C R/B, 40879 on Celestrak

View CZ-4C R/B, 40879 on Gunter's Space Page

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

CZ-4C R/B, 40879

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2026-06-20T09:51:10.568Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #40 in the year 2015 (2015-08-27 UTC)

CZ-4C R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out CZ-4C R/B, 40879 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 days ago