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QIANFAN-21, 61554

Orbit data source: Space-Track

QIANFAN-21, 61554 is a Chinese payload satellite in LEO that was launched on Tue, 15 Oct 2024 UTC via a CHANG ZHENG 6A launch vehicle from the Taiyaun Space Center, China (TSC). 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/61554?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/61554?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

61554, 2024-185C

Orbit

LEO

Country

CN / PRC

Related business

Shanghai Spacecom Satellite Technology Ltd (CN)

Manufacturer

GESIH/SECM

Mission

Partially operational Commercial Communications

Bus & Motor

QIANFAN, Unknown motor

Mass

267 kg wet, ~267 kg dry

Launch date (UTC)

2024-10-15 (2 years ago)

Launch vehicle

CHANG ZHENG 6A

Launch site

Taiyaun Space Center, China (TSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 1 Pan, 5.0 m

Radar Cross Section

13.200 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 14 hours ago

TLE from 14 hours ago

0 QIANFAN-21
1 61554U 24185C   26202.58899877  .00000367  00000-0  15697-3 0  9991
2 61554  88.9727  51.1147 0011156  16.3824 343.7726 14.22885608101379

Epoch: 2026-07-21T14:08Z

TLE epoch observation values (Epoch: 2026-07-21T14:08:09.493Z)

Latitude

-0.00004°

Longitude

-100.28138°

Altitude

810.961 km

Speed

7.452 km/s

True Right ascension

03h 24m 27s

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

17:34:34

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

820.58 km

Perigee altitude

804.536 km

Semi-major axis

7,190.695 km

Eccentricity

0.00112

Inclination

88.9727°

RAAN

51.1147°

Arg. of periapsis

16.3824°

True anomaly

343.73683°

Mean anomaly

343.7726°

Eccentric anomaly

343.75472°

Mean motion

3.55948 °/min

Orbital period

101.14 mins

BSTAR

0.00015697

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Other satellites on launch #185 in the year 2024 (2024-10-15 UTC)

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QIANFAN-21 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.
10 mins	2026-07-22 13:52:15.021Z	155.674° SSE	2026-07-22 13:57:15.021Z	81.14° E	36.453°	2026-07-22 14:02:15.021Z	11.155° NNE
6 mins	2026-07-22 15:36:15.021Z	247.972° W	2026-07-22 15:38:15.021Z	274.504° WNW	18.28°	2026-07-22 15:42:15.021Z	324.329° NNW
9 mins	2026-07-23 02:10:15.021Z	3.178° NNE	2026-07-23 02:14:15.021Z	129.881° SE	44.776°	2026-07-23 02:19:15.021Z	180.014° SSW

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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-21, 61554 on other resources

View QIANFAN-21, 61554 on NASA - NSSDCA Website

View QIANFAN-21, 61554 on Heavens-Above

View QIANFAN-21, 61554 on Keep Track

View QIANFAN-21, 61554 on Celestrak

View QIANFAN-21, 61554 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-21, 61554

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 14 hours ago

TLE from 14 hours ago

TLE epoch observation values (Epoch: 2026-07-21T14:08:09.493Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #185 in the year 2024 (2024-10-15 UTC)

QIANFAN-21 Visibility forecast

Co-orbital & Co-planar RSOs

Check out QIANFAN-21, 61554 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 14 hours ago