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TIANLIAN-2 04, 63361

Orbit data source: Space-Track

TIANLIAN-2 04, 63361 is a payload satellite owned by CAST (CN) in GEO that was launched on Wed, 26 Mar 2025 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.

Not visible in the next 10 days

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Iframe URL

https://www.satcat.com/sats-embedded/63361?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

63361, 2025-062A

Orbit

GEO

Country

CN / PRC

Related business

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

Manufacturer

CAST

Mission

Operational Civil Communications

Bus & Motor

DFH-4, FY-25

Mass

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

Launch date (UTC)

2025-03-26 (6 months ago)

Launch vehicle

CHANG ZHENG 3B

Launch site

Xichang Space Center, China (XSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan + 1 Dish, 10.0 m

Radar Cross Section

40.604 m², Large (>1 m²)

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Last TLE update: 15 hours ago

TLE from 15 hours ago

0 TIANLIAN-2 04
1 63361U 25062A   25257.60134498 -.00000150  00000-0  00000-0 0  9997
2 63361   5.0870 278.1939 0032377 356.3588  15.7727  1.00269798  1844

Epoch: 2025-09-14T14:25Z

TLE epoch observation values (Epoch: 2025-09-14T14:25:56.206Z)

Latitude

1.08828°

Longitude

80.08003°

Altitude

35,655.536 km

Speed

3.084 km/s

True Right ascension

19h 21m 31s

True Declination

1° 05' 14"

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

21:43:22

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,924.732 km

Perigee altitude

35,651.688 km

Semi-major axis

42,166.347 km

Eccentricity

0.00324

Inclination

5.087°

RAAN

278.1939°

Arg. of periapsis

356.3588°

True anomaly

15.87394°

Mean anomaly

15.7727°

Eccentric anomaly

15.82328°

Mean motion

0.25067 °/min

Orbital period

1,436.18 mins

BSTAR

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Other satellites on launch #62 in the year 2025 (2025-03-26 UTC)

CZ-3B R/B, 63362

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TIANLIAN-2 04 Visibility

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TIANLIAN-2 04 is likely not visible in the next few days.

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63361 neighbors

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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 TIANLIAN-2 04, 63361 on other resources

View TIANLIAN-2 04, 63361 on NASA - NSSDCA Website

View TIANLIAN-2 04, 63361 on Heavens-Above

View TIANLIAN-2 04, 63361 on Keep Track

View TIANLIAN-2 04, 63361 on Celestrak

View TIANLIAN-2 04, 63361 on Gunter's Space Page

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TIANLIAN-2 04, 63361

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 15 hours ago

TLE from 15 hours ago

TLE epoch observation values (Epoch: 2025-09-14T14:25:56.206Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #62 in the year 2025 (2025-03-26 UTC)

TIANLIAN-2 04 Visibility

63361 neighbors

Co-orbital & Co-planar RSOs

Check out TIANLIAN-2 04, 63361 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 15 hours ago