SL-3 R/B, 7275

Orbit data source: Space-Track

SL-3 R/B, 7275 is space debris in LEO originally from a launch on Wed, 24 Apr 1974 UTC launched from the Plesetsk Missile And Space Complex (PKMTR). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/7275?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/7275?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

Identifier

7275, 1974-025B

Orbit

LEO

Country

CIS

Related business

Russian Strategic Rocket Forces (RU)

Manufacturer

Progress

Mission

Spacecraft

Bus & Motor

BLOK-E, Unknown motor

Mass

1,440 kg wet, 1,440 kg dry

Launch date (UTC)

1974-04-24 (52 years ago)

Launch vehicle

Unknown

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 3 days ago

TLE from 3 days ago

0 SL-3 R/B
1 07275U 74025B   26171.03772503 -.00000071  00000-0 -49192-4 0  9992
2 07275  81.2446  10.0907 0054930 338.6664  21.2215 14.07101466675597

Epoch: 2026-06-20T00:54Z

TLE epoch observation values (Epoch: 2026-06-20T00:54:19.442Z)

Latitude

-0°

Longitude

88.2516°

Altitude

835.114 km

Speed

7.454 km/s

True Right ascension

00h 40m 21s

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

00:50:29

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

906.28 km

Perigee altitude

826.691 km

Semi-major axis

7,244.622 km

Eccentricity

0.00549

Inclination

81.2446°

RAAN

10.0907°

Arg. of periapsis

338.6664°

True anomaly

21.45081°

Mean anomaly

21.2215°

Eccentric anomaly

21.33601°

Mean motion

3.51981 °/min

Orbital period

102.28 mins

BSTAR

-0.000049192

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

Other satellites on launch #25 in the year 1974 (1974-04-24 UTC)

METEOR 1-17 DEB, 57540

METEOR 1-17 DEB, 57544

METEOR 1-17 DEB, 57543

METEOR 1-17 DEB, 57726

METEOR 1-17 DEB, 57542

METEOR 1-17 DEB, 57545

METEOR 1-17 DEB, 57537

METEOR 1-17 DEB, 57957

METEOR 1-17 DEB, 57541

METEOR 1-17 DEB, 57538

METEOR 1-17 DEB, 57539

METEOR 1-17, 7274

Did you know?

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

Click here to try in Sandbox

SL-3 R/B Visibility forecast

Loading observer location...
Set Observer location

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.
9 mins	2026-06-22 14:27:55.443Z	216.069° SW	2026-06-22 14:31:55.443Z	272.826° WNW	34.774°	2026-06-22 14:36:55.443Z	353.442° N
6 mins	2026-06-22 23:28:55.443Z	42.443° NE	2026-06-22 23:30:55.443Z	67.048° ENE	17.729°	2026-06-22 23:34:55.443Z	110.312° ESE
9 mins	2026-06-23 01:10:55.443Z	338.449° N	2026-06-23 01:14:55.443Z	254.566° W	41.246°	2026-06-23 01:19:55.443Z	187.162° SSW
7 mins	2026-06-23 12:39:55.443Z	126.734° SE	2026-06-23 12:42:55.443Z	86.662° E	21.24°	2026-06-23 12:46:55.443Z	39.262° NE

Items per page:

1–4 of 4 items

of 1 page

Co-orbital & Co-planar RSOs

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

Please sign-in to view Co-orbital & Co-planar RSOs.

Click to sort rows by RSO header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Type header in ascending order	Click to sort rows by Inclination Δ header in ascending order	Click to sort rows by RAAN Δ header in ascending order	Click to sort rows by Coplanar Angle header in ascending order	Click to sort rows by SMA Δ header in ascending order	Click to sort rows by Orbital period header in ascending order	Click to sort rows by <5km Md TCA header in descending order

CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in descending order

Check out SL-3 R/B, 7275 on other resources

View SL-3 R/B, 7275 on Heavens-Above

View SL-3 R/B, 7275 on Keep Track

View SL-3 R/B, 7275 on Celestrak

View SL-3 R/B, 7275 on Gunter's Space Page

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

SL-3 R/B, 7275

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 3 days ago

TLE from 3 days ago

TLE epoch observation values (Epoch: 2026-06-20T00:54:19.442Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #25 in the year 1974 (1974-04-24 UTC)

SL-3 R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-3 R/B, 7275 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 3 days ago