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QIANFAN-87, 63173

Orbit data source: Space-Track

QIANFAN-87, 63173 is a Chinese payload satellite in LEO that was launched on Tue, 11 Mar 2025 UTC via a CHANG ZHENG 8 launch vehicle from the Wenchang Satellite Launch Center (WSC). 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/63173?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/63173?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

63173, 2025-046Q

Orbit

LEO

Country

CN / PRC

Related business

Shanghai Spacecom Satellite Technology Ltd (CN)

Manufacturer

GESIH

Mission

Operational Commercial Communications

Bus & Motor

QIANFAN, Unknown motor

Mass

267 kg wet, ~267 kg dry

Launch date (UTC)

2025-03-11 (1 year ago)

Launch vehicle

CHANG ZHENG 8

Launch site

Wenchang Satellite Launch Center (WSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 1 Pan, 1.5 m

Radar Cross Section

13.200 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 10 hours ago

TLE from 10 hours ago

0 QIANFAN-87
1 63173U 25046Q   26171.42540799  .00000133  00000-0  18812-3 0  9994
2 63173  88.9712 300.2165 0009540 302.0776  57.9449 13.51019259 73090

Epoch: 2026-06-20T10:12Z

TLE epoch observation values (Epoch: 2026-06-20T10:12:35.250Z)

Latitude

0.00006°

Longitude

-121.57059°

Altitude

1,067.698 km

Speed

7.32 km/s

True Right ascension

20h 00m 51s

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

07:18:39

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,072.663 km

Perigee altitude

1,058.461 km

Semi-major axis

7,443.699 km

Eccentricity

0.00095

Inclination

88.9712°

RAAN

300.2165°

Arg. of periapsis

302.0776°

True anomaly

58.03761°

Mean anomaly

57.9449°

Eccentric anomaly

57.99125°

Mean motion

3.37956 °/min

Orbital period

106.52 mins

BSTAR

0.00018812

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Other satellites on launch #46 in the year 2025 (2025-03-11 UTC)

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QIANFAN-87 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.
12 mins	2026-06-20 21:27:53.866Z	349.523° N	2026-06-20 21:33:53.866Z	275.348° WNW	38.161°	2026-06-20 21:39:53.866Z	204.219° SW
7 mins	2026-06-21 07:41:53.866Z	107.974° ESE	2026-06-21 07:44:53.866Z	74.287° E	20.379°	2026-06-21 07:48:53.866Z	32.941° NE
11 mins	2026-06-21 09:25:53.866Z	196.942° SSW	2026-06-21 09:30:53.866Z	275.097° WNW	40.703°	2026-06-21 09:36:53.866Z	350.598° 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 QIANFAN-87, 63173 on other resources

View QIANFAN-87, 63173 on NASA - NSSDCA Website

View QIANFAN-87, 63173 on Heavens-Above

View QIANFAN-87, 63173 on Keep Track

View QIANFAN-87, 63173 on Celestrak

View QIANFAN-87, 63173 on Gunter's Space Page

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

QIANFAN-87, 63173

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 10 hours ago

TLE from 10 hours ago

TLE epoch observation values (Epoch: 2026-06-20T10:12:35.250Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #46 in the year 2025 (2025-03-11 UTC)

QIANFAN-87 Visibility forecast

Co-orbital & Co-planar RSOs

Check out QIANFAN-87, 63173 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 10 hours ago