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OBJECT AB, 57191

Orbit data source: Space-Track

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Recently launched and/or uncataloged RSOs may have evolving metadata. Metadata may include the following, but is not limited to: Owner, Manufacturer, Bus, Motor, and Mission.

OBJECT AB, 57191 is a payload satellite in SSO that was launched on Tue, 27 Jun 2023 UTC via a SOYUZ-2-1B launch vehicle from the Vostochny Cosmodrome (VOSTO). 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/57191?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/57191?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

57191, 2023-091AB

Orbit

SSO

Country

TBD

Related business

Peter the Great St.Petersburg Polytechnic University (RU)

Manufacturer

STTs

Mission

Operational Amateur Technology

Bus & Motor

CUBESAT 3U, Unknown motor

Mass

5.07 kg wet, 5.07 kg dry

Launch date (UTC)

2023-06-27 (3 years ago)

Launch vehicle

SOYUZ-2-1B

Launch site

Vostochny Cosmodrome (VOSTO)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box, 0.2 m

Radar Cross Section

0.035 m², Medium (>0.1 m² and < 1m²)

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Last TLE update: 16 hours ago

TLE from 16 hours ago

0 OBJECT AB
1 57191U 23091AB  26314.25142064  .00005860  00000-0  27249-3 0  9994
2 57191  97.4866  11.0530 0014483 346.5059  13.5786 15.20263258186130

Epoch: 2026-11-10T06:02Z

TLE epoch observation values (Epoch: 2026-11-10T06:02:02.743Z)

Latitude

-0.00008°

Longitude

-128.87472°

Altitude

498.443 km

Speed

7.621 km/s

True Right ascension

00h 44m 12s

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

18:46:35

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

511.979 km

Perigee altitude

492.05 km

Semi-major axis

6,880.152 km

Eccentricity

0.00145

Inclination

97.4866°

RAAN

11.053°

Arg. of periapsis

346.5059°

True anomaly

13.61763°

Mean anomaly

13.5786°

Eccentric anomaly

13.59811°

Mean motion

3.80317 °/min

Orbital period

94.66 mins

BSTAR

0.00027249

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Other satellites on launch #91 in the year 2023 (2023-06-27 UTC)

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OBJECT AB 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.
5 mins	2026-11-11 04:17:42.286Z	197.659° SSW	2026-11-11 04:19:42.286Z	283.27° WNW	48.741°	2026-11-11 04:22:42.286Z	336.591° NNW
5 mins	2026-11-11 17:21:42.286Z	337.886° N	2026-11-11 17:23:42.286Z	282.12° WNW	34.194°	2026-11-11 17:26:42.286Z	223.723° SW

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Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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Check out OBJECT AB, 57191 on other resources

View OBJECT AB, 57191 on NASA - NSSDCA Website

View OBJECT AB, 57191 on Heavens-Above

View OBJECT AB, 57191 on Keep Track

View OBJECT AB, 57191 on Celestrak

View OBJECT AB, 57191 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 AB, 57191

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 16 hours ago

TLE from 16 hours ago

TLE epoch observation values (Epoch: 2026-11-10T06:02:02.743Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #91 in the year 2023 (2023-06-27 UTC)

OBJECT AB Visibility forecast

Co-orbital & Co-planar RSOs

Check out OBJECT AB, 57191 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 16 hours ago