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

Last TLE update

1 day ago

Origin

Russian Strategic Rocket Forces (CIS)

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 (51 years ago)

Launch vehicle

Unknown

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 1.9 m

Radar Cross Section

10.414 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 1 day ago

0 SL-3 R/B
1 07275U 74025B   25213.34335777  .00000205  00000-0  11325-3 0  9993
2 07275  81.2464 322.6694 0056755 165.9083 194.3686 14.07030745630210

Epoch: 2025-08-01T08:14Z

TLE epoch observation values (Epoch: 2025-08-01T08:14:26.111Z)

Latitude

-0.00005°

Longitude

-111.13464°

Altitude

912.315 km

Speed

7.375 km/s

True Right ascension

21h 30m 40s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

81.10475°

Longitude

-10.45896°

Altitude

869.107 km

Speed

7.432 km/s

Apparent Right ascension

15h 12m 52s

Apparent Declination

38° 52' 34"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

03:26:35

Azimuth

2.723° NNE

Elevation

-11.145°

Doppler factor

Orbital elements

Apogee altitude

907.846 km

Perigee altitude

825.61 km

Semi-major axis

7,244.865 km

Eccentricity

0.00568

Inclination

81.2464°

RAAN

322.6694°

Arg. of periapsis

165.9083°

True anomaly

194.20831°

Mean anomaly

194.3686°

Eccentric anomaly

194.28834°

Mean motion

3.51964 °/min

Orbital period

102.28 mins

BSTAR

0.00011325

Loading maneuver chart data...

Loading SW <> Apogee altitude chart data...

Loading historical data...

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

METEOR 1-17, 7274

METEOR 1-17 DEB, 57537

METEOR 1-17 DEB, 57538

METEOR 1-17 DEB, 57539

METEOR 1-17 DEB, 57540

METEOR 1-17 DEB, 57541

METEOR 1-17 DEB, 57542

METEOR 1-17 DEB, 57543

METEOR 1-17 DEB, 57544

METEOR 1-17 DEB, 57545

METEOR 1-17 DEB, 57726

METEOR 1-17 DEB, 57957

SL-3 R/B Visibility forecast

Observer location: undefined°, undefined°

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	2025-08-02 18:57:27.148Z	354.427° N	2025-08-02 19:02:27.148Z	125.789° SE	43.746°	2025-08-02 19:07:27.148Z	167.136° S
9 mins	2025-08-03 08:09:27.148Z	196.312° SSW	2025-08-03 08:13:27.148Z	295.736° NW	44.117°	2025-08-03 08:18:27.148Z	5.453° NNE

Co-orbital & Co-planar RSOs

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

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 ascending order

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 ascending 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.