OBJECT D, 51827

Orbit data source: Space-Track

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Recently launched and/or uncataloged satellites may have evolving metadata. Metadata may include but not limited to: Owner, Maufacturer, Bus, Motor, and Mission.

OBJECT D, 51827 is a Chinese satellite in SSO that was launched on Sun, 27 Feb 2022 UTC via a CHANG ZHENG 8 launch vehicle from the Wenchang Satellite Launch Center (WSC). Unknown objects in Earth's orbit typically refer to objects detected orbiting the Earth but have not yet been identified or cataloged. These objects could be anything from previously untracked satellites, spent rocket stages, debris from satellite collisions, or even natural meteoroids temporarily captured by Earth's gravity.

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<iframe src="https://www.satcat.com/sats-embedded/51827?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/51827?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

51827, 2022-019D

Orbit

SSO

Country

CN / PRC

Related business

None

Manufacturer

Unknown

Mission

Non-operational Civil Imaging

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

2022-02-27 (4 years ago)

Launch vehicle

CHANG ZHENG 8

Launch site

Wenchang Satellite Launch Center (WSC)

Object type

Unknown

Shape & HBR

Box + 2 Pan, 1.0 m

Radar Cross Section

1.775 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 9 hours ago

TLE from 9 hours ago

0 OBJECT D
1 51827U 22019D   26045.29052830  .00046682  00000-0  65761-3 0  9997
2 51827  97.3734 132.5213 0007023 220.9662 139.1066 15.56474326220502

Epoch: 2026-02-14T06:58Z

TLE epoch observation values (Epoch: 2026-02-14T06:58:21.645Z)

Latitude

-0°

Longitude

-116.38459°

Altitude

404.61 km

Speed

7.666 km/s

True Right ascension

08h 50m 05s

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

18:06:38

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

399.543 km

Perigee altitude

390.03 km

Semi-major axis

6,772.923 km

Eccentricity

0.0007

Inclination

97.3734°

RAAN

132.5213°

Arg. of periapsis

220.9662°

True anomaly

139.15925°

Mean anomaly

139.1066°

Eccentric anomaly

139.13293°

Mean motion

3.89385 °/min

Orbital period

92.45 mins

BSTAR

0.00065761

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Other satellites on launch #19 in the year 2022 (2022-02-27 UTC)

OBJECT J, 51832

OBJECT R, 51839

OBJECT F, 51829 (Decayed)

OBJECT X, 51845 (Decayed)

OBJECT N, 51836 (Decayed)

OBJECT W, 51844

OBJECT G, 51830 (Decayed)

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OBJECT D 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.
4 mins	2026-02-14 18:20:27.452Z	30.182° NE	2026-02-14 18:22:27.452Z	99.03° ESE	36.52°	2026-02-14 18:24:27.452Z	169.377° S
4 mins	2026-02-15 06:15:27.452Z	211.971° SW	2026-02-15 06:17:27.452Z	277.025° WNW	26.086°	2026-02-15 06:19:27.452Z	322.406° NNW

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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 OBJECT D, 51827 on other resources

View OBJECT D, 51827 on Heavens-Above

View OBJECT D, 51827 on Keep Track

View OBJECT D, 51827 on Celestrak

View OBJECT D, 51827 on Gunter's Space Page

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

OBJECT D, 51827

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 9 hours ago

TLE from 9 hours ago

TLE epoch observation values (Epoch: 2026-02-14T06:58:21.645Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #19 in the year 2022 (2022-02-27 UTC)

OBJECT D Visibility forecast

Co-orbital & Co-planar RSOs

Check out OBJECT D, 51827 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 9 hours ago