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SPARK 1, 41900

Orbit data source: Space-Track

SPARK 1, 41900 is a payload satellite owned by SECM (CN) in SSO that was launched on Wed, 21 Dec 2016 UTC via a CHANG ZHENG 2D 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.

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<iframe src="https://www.satcat.com/sats-embedded/41900?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/41900?theme=dark&initialShowStats=false

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Identifier

41900, 2016-081C

Orbit

SSO

Country

CN / PRC

Related business

Shanghai Engineering Center for Microsatellites, SIMIT (CN)

Manufacturer

SECM

Mission

Operational Civil Imaging

Bus & Motor

SPARK, Unknown motor

Mass

43 kg wet, 43 kg dry

Launch date (UTC)

2016-12-21 (9 years ago)

Launch vehicle

CHANG ZHENG 2D

Launch site

Jiuquan Satellite Launch Center, China (JSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 0.5 m

Radar Cross Section

0.388 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 6 hours ago

TLE from 6 hours ago

0 SPARK 1
1 41900U 16081C   25359.78426935  .00000619  00000-0  14054-3 0  9991
2 41900  98.5364 344.0988 0024658 133.4380 226.8876 14.59509702478970

Epoch: 2025-12-25T18:49Z

TLE epoch observation values (Epoch: 2025-12-25T18:49:20.871Z)

Latitude

-0.00004°

Longitude

-32.7725°

Altitude

709.676 km

Speed

7.495 km/s

True Right ascension

22h 56m 23s

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

00:33:12

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

709.288 km

Perigee altitude

674.422 km

Semi-major axis

7,069.992 km

Eccentricity

0.00247

Inclination

98.5364°

RAAN

344.0988°

Arg. of periapsis

133.438°

True anomaly

226.68176°

Mean anomaly

226.8876°

Eccentric anomaly

226.78464°

Mean motion

3.65102 °/min

Orbital period

98.6 mins

BSTAR

0.00014054

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Other satellites on launch #81 in the year 2016 (2016-12-21 UTC)

CZ-2D R/B, 41902 (Decayed)

YIJIAN, 41899

TANSAT, 41898

SPARK 2, 41901

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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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SPARK 1 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.
8 mins	2025-12-26 11:50:29.423Z	19.504° NNE	2025-12-26 11:54:29.423Z	71.24° E	41.631°	2025-12-26 11:58:29.423Z	182.53° SSW
7 mins	2025-12-26 22:55:29.423Z	154.06° SSE	2025-12-26 22:58:29.423Z	105.689° ESE	42.402°	2025-12-26 23:02:29.423Z	353.549° N

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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 SPARK 1, 41900 on other resources

View SPARK 1, 41900 on NASA - NSSDCA Website

View SPARK 1, 41900 on Heavens-Above

View SPARK 1, 41900 on Keep Track

View SPARK 1, 41900 on Celestrak

View SPARK 1, 41900 on Gunter's Space Page

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

SPARK 1, 41900

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2025-12-25T18:49:20.871Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #81 in the year 2016 (2016-12-21 UTC)

SPARK 1 Visibility forecast

Co-orbital & Co-planar RSOs

Check out SPARK 1, 41900 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 6 hours ago