Showing default

SJ-31, 69570

Orbit data source: Space-Track

SJ-31, 69570 is a Chinese payload satellite in HEO that was launched on Tue, 16 Jun 2026 UTC via a CHANG ZHENG 3B 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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/69570?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/69570?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

69570, 2026-136A

Orbit

HEO

Country

CN / PRC

Related business

Equipment Development Department of the Central Military Commission (PLA) (CN)

Manufacturer

SAST

Mission

Operational spacecraft

Bus & Motor

TJS13, Unknown motor

Mass

~5,000 kg wet, ~2,500 kg dry

Launch date (UTC)

2026-06-16 (3 days ago)

Launch vehicle

CHANG ZHENG 3B

Launch site

Xichang Space Center, China (XSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

RCS unknown

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

TLE from 3 days ago

0 SJ-31
1 69570U 26136A   26167.84805573  .00006163  24751-6  28088-3 0  9997
2 69570  63.4649 356.1810 7310406 171.7246 356.2040  2.28095748    54

Epoch: 2026-06-16T20:21Z

TLE epoch observation values (Epoch: 2026-06-16T20:21:12.015Z)

Latitude

36.69129°

Longitude

-56.01568°

Altitude

698.931 km

Speed

9.819 km/s

True Right ascension

10h 17m 35s

True Declination

36° 31' 31"

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

05:49:00

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,818.474 km

Perigee altitude

178.136 km

Semi-major axis

24,376.442 km

Eccentricity

0.73104

Inclination

63.4649°

RAAN

356.181°

Arg. of periapsis

171.7246°

True anomaly

325.9713°

Mean anomaly

356.204°

Eccentric anomaly

346.24447°

Mean motion

0.57028 °/min

Orbital period

631.27 mins

BSTAR

0.00028088

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

Other satellites on launch #136 in the year 2026 (2026-06-16 UTC)

CZ-3B R/B, 69571

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

SJ-31 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.
25 mins	2026-06-19 21:34:25.316Z	318.07° NNW	2026-06-19 21:56:25.316Z	32.139° NE	32.214°	2026-06-19 21:59:25.316Z	87.896° E
463 mins	2026-06-20 11:12:25.316Z	172.525° S	2026-06-20 18:41:25.316Z	332.971° NNW	32.754°	2026-06-20 18:55:25.316Z	42.531° NE

Items per page:

1–2 of 2 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 SJ-31, 69570 on other resources

View SJ-31, 69570 on NASA - NSSDCA Website

View SJ-31, 69570 on Heavens-Above

View SJ-31, 69570 on Keep Track

View SJ-31, 69570 on Celestrak

View SJ-31, 69570 on Gunter's Space Page

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

SJ-31, 69570

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: 2026-06-16T20:21:12.015Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #136 in the year 2026 (2026-06-16 UTC)

SJ-31 Visibility forecast

Co-orbital & Co-planar RSOs

Check out SJ-31, 69570 on other resources

Documentation

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