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GONETS M 11 (M21), 40552

Orbit data source: Space-Track

GONETS M 11 (M21), 40552 is a payload satellite owned by Gonets (CIS) in LEO that was launched on Tue, 31 Mar 2015 UTC via an ROKOT launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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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https://www.satcat.com/sats-embedded/40552?theme=dark&initialShowStats=false

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Identifier

40552, 2015-020A

Orbit

LEO

Country

CIS

Related business

Gonets Leosat Systems (RU)

Manufacturer

Resehetnev ISS

Mission

Operational Commercial Communications

Bus & Motor

STRELA-3M, Unknown motor

Mass

225 kg wet, 225 kg dry

Launch date (UTC)

2015-03-31 (11 years ago)

Launch vehicle

ROKOT

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 1 Ant, 3.5 m

Radar Cross Section

1.798 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 6 hours ago

TLE from 6 hours ago

0 GONETS M 11 (M21)
1 40552U 15020A   26174.93115527 -.00000019  00000-0 -21070-3 0  9992
2 40552  82.4869  26.7886 0016286 351.2984   8.7811 12.42877335509570

Epoch: 2026-06-23T22:20Z

TLE epoch observation values (Epoch: 2026-06-23T22:20:51.815Z)

Latitude

-0.00001°

Longitude

139.47706°

Altitude

1,484.456 km

Speed

7.127 km/s

True Right ascension

01h 47m 09s

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

15:35:00

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,504.598 km

Perigee altitude

1,478.964 km

Semi-major axis

7,869.918 km

Eccentricity

0.00163

Inclination

82.4869°

RAAN

26.7886°

Arg. of periapsis

351.2984°

True anomaly

8.80965°

Mean anomaly

8.7811°

Eccentric anomaly

8.79537°

Mean motion

3.10876 °/min

Orbital period

115.8 mins

BSTAR

-0.0002107

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Other satellites on launch #20 in the year 2015 (2015-03-31 UTC)

BREEZE-KM DEB, 41719

GONETS M 13 (M23), 40554

GONETS M 12 (M22), 40553

BREEZE-KM DEB, 41723

BREEZE-KM DEB, 41721

COSMOS 2504, 40555

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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

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GONETS M 11 (M21) 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.
14 mins	2026-06-24 13:54:06.278Z	149.313° SSE	2026-06-24 14:01:06.278Z	85.346° E	33.138°	2026-06-24 14:08:06.278Z	23.903° NE
14 mins	2026-06-24 15:51:06.278Z	221.771° SW	2026-06-24 15:58:06.278Z	292.232° WNW	33.984°	2026-06-24 16:05:06.278Z	353.096° N
10 mins	2026-06-25 00:06:06.278Z	28.453° NE	2026-06-25 00:11:06.278Z	67.492° ENE	18.168°	2026-06-25 00:16:06.278Z	103.91° ESE
16 mins	2026-06-25 02:01:06.278Z	351.726° N	2026-06-25 02:09:06.278Z	189.465° SSW	44.726°	2026-06-25 02:17:06.278Z	176.013° S
7 mins	2026-06-25 04:01:06.278Z	305.861° NW	2026-06-25 04:04:06.278Z	283.035° WNW	15.921°	2026-06-25 04:08:06.278Z	253.643° W

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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 GONETS M 11 (M21), 40552 on other resources

View GONETS M 11 (M21), 40552 on NASA - NSSDCA Website

View GONETS M 11 (M21), 40552 on Heavens-Above

View GONETS M 11 (M21), 40552 on Keep Track

View GONETS M 11 (M21), 40552 on Celestrak

View GONETS M 11 (M21), 40552 on Gunter's Space Page

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

GONETS M 11 (M21), 40552

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2026-06-23T22:20:51.815Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #20 in the year 2015 (2015-03-31 UTC)

GONETS M 11 (M21) Visibility forecast

Co-orbital & Co-planar RSOs

Check out GONETS M 11 (M21), 40552 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 6 hours ago