Showing default

SJ 16-02, 41634

Orbit data source: Space-Track

SJ 16-02, 41634 is a payload satellite owned by CNMSC (CN) in LEO that was launched on Wed, 29 Jun 2016 UTC via a CHANG ZHENG 4B launch vehicle from the Jiuquan Satellite Launch Center, China (JSC). 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/41634?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/41634?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

41634, 2016-043A

Orbit

LEO

Country

CN / PRC

Related business

China's National Satellite Meteorological Centre (CN)

Manufacturer

SISE

Mission

Operational Defense Sigint

Bus & Motor

SJ-16, Unknown motor

Mass

~2,000 kg wet, ~2,000 kg dry

Launch date (UTC)

2016-06-29 (10 years ago)

Launch vehicle

CHANG ZHENG 4B

Launch site

Jiuquan Satellite Launch Center, China (JSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 5.0 m

Radar Cross Section

14.304 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 21 hours ago

TLE from 21 hours ago

0 SJ 16-02
1 41634U 16043A   26172.56464005  .00001089  00000-0  10597-3 0  9993
2 41634  75.0038 270.6877 0007458  16.0156 344.1267 14.93588557541791

Epoch: 2026-06-21T13:33Z

TLE epoch observation values (Epoch: 2026-06-21T13:33:04.900Z)

Latitude

-0.00004°

Longitude

157.65418°

Altitude

584.496 km

Speed

7.571 km/s

True Right ascension

18h 02m 45s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow 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

21:30:11

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

589.428 km

Perigee altitude

579.043 km

Semi-major axis

6,962.373 km

Eccentricity

0.00075

Inclination

75.0038°

RAAN

270.6877°

Arg. of periapsis

16.0156°

True anomaly

344.1033°

Mean anomaly

344.1267°

Eccentric anomaly

344.115°

Mean motion

3.736 °/min

Orbital period

96.36 mins

BSTAR

0.00010597

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

Other satellites on launch #43 in the year 2016 (2016-06-29 UTC)

SJ 16-02 DEB, 43429

SJ 16-02 DEB, 43428

CZ-4B R/B, 41635 (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

SJ 16-02 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.
7 mins	2026-06-22 17:26:11.024Z	1.945° NNE	2026-06-22 17:29:11.024Z	61.987° ENE	33.228°	2026-06-22 17:33:11.024Z	138.556° SSE
6 mins	2026-06-23 07:29:11.024Z	192.118° SSW	2026-06-23 07:32:11.024Z	57.944° ENE	44.368°	2026-06-23 07:35:11.024Z	20.053° NNE

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 16-02, 41634 on other resources

View SJ 16-02, 41634 on NASA - NSSDCA Website

View SJ 16-02, 41634 on Heavens-Above

View SJ 16-02, 41634 on Keep Track

View SJ 16-02, 41634 on Celestrak

View SJ 16-02, 41634 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 16-02, 41634

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 21 hours ago

TLE from 21 hours ago

TLE epoch observation values (Epoch: 2026-06-21T13:33:04.900Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #43 in the year 2016 (2016-06-29 UTC)

SJ 16-02 Visibility forecast

Co-orbital & Co-planar RSOs

Check out SJ 16-02, 41634 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 21 hours ago