Showing default

INTASAT, 7531

Orbit data source: Space-Track

INTASAT, 7531 is a payload satellite owned by INTA (ES) in SSO that was launched on Fri, 15 Nov 1974 UTC via a DELTA 2310 launch vehicle from the Air Force Western Test Range (AFWTR). 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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/7531?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/7531?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

7531, 1974-089C

Orbit

SSO

Country

ES / SPN

Related business

National Institute for Aerospace Technology (ES)

Manufacturer

INTA

Mission

Spacecraft

Bus & Motor

INTASAT, Unknown motor

Mass

25 kg wet, 25 kg dry

Launch date (UTC)

1974-11-15 (51 years ago)

Launch vehicle

DELTA 2310

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 12 hours ago

TLE from 12 hours ago

0 INTASAT
1  7531U 74089C   26082.46766081 -.00000045  00000-0  11109-4 0  9996
2  7531 101.9992  93.9350 0011000 306.6945 214.0674 12.53528121349531

Epoch: 2026-03-23T11:13Z

TLE epoch observation values (Epoch: 2026-03-23T11:13:25.893Z)

Latitude

18.87016°

Longitude

-71.23667°

Altitude

1,459.001 km

Speed

7.131 km/s

True Right ascension

18h 32m 19s

True Declination

18° 46' 28"

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

04:03:58

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,455.937 km

Perigee altitude

1,438.721 km

Semi-major axis

7,825.466 km

Eccentricity

0.0011

Inclination

101.9992°

RAAN

93.935°

Arg. of periapsis

306.6945°

True anomaly

213.99687°

Mean anomaly

214.0674°

Eccentric anomaly

214.03213°

Mean motion

3.13529 °/min

Orbital period

114.82 mins

BSTAR

0.000011109

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

Other satellites on launch #89 in the year 1974 (1974-11-15 UTC)

THORAD DELTA 1 DEB, 8567

THORAD DELTA 1 DEB, 8556

THORAD DELTA 1 DEB, 8561

THORAD DELTA 1 DEB, 8562

THORAD DELTA 1 DEB, 8564

THORAD DELTA 1 DEB, 8170

THORAD DELTA 1 DEB, 8157

THORAD DELTA 1 DEB, 42597

THORAD DELTA 1 DEB, 42623

THORAD DELTA 1 DEB, 42603

THORAD DELTA 1 DEB, 8296

THORAD DELTA 1 DEB, 8909 (Decayed)

THORAD DELTA 1 DEB, 22560 (Decayed)

THORAD DELTA 1 DEB, 8160

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

INTASAT 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.
15 mins	2026-03-23 23:52:41.237Z	142.595° SSE	2026-03-24 00:00:41.237Z	54.582° ENE	41.088°	2026-03-24 00:07:41.237Z	350.163° N
12 mins	2026-03-24 01:47:41.237Z	211.963° SW	2026-03-24 01:53:41.237Z	266.584° W	25.931°	2026-03-24 01:59:41.237Z	317.837° NNW
9 mins	2026-03-24 11:57:41.237Z	59.087° ENE	2026-03-24 12:01:41.237Z	91.067° ESE	17.281°	2026-03-24 12:06:41.237Z	129.834° SE
15 mins	2026-03-24 13:48:41.237Z	17.178° NNE	2026-03-24 13:55:41.237Z	221.471° SW	44.874°	2026-03-24 14:03:41.237Z	201.21° SSW
9 mins	2026-03-24 15:42:41.237Z	344.485° N	2026-03-24 15:46:41.237Z	311.715° NW	19.594°	2026-03-24 15:51:41.237Z	270.598° WNW

Items per page:

1–5 of 5 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 INTASAT, 7531 on other resources

View INTASAT, 7531 on NASA - NSSDCA Website

View INTASAT, 7531 on Heavens-Above

View INTASAT, 7531 on Keep Track

View INTASAT, 7531 on Celestrak

View INTASAT, 7531 on Gunter's Space Page

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

INTASAT, 7531

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 12 hours ago

TLE from 12 hours ago

TLE epoch observation values (Epoch: 2026-03-23T11:13:25.893Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #89 in the year 1974 (1974-11-15 UTC)

INTASAT Visibility forecast

Co-orbital & Co-planar RSOs

Check out INTASAT, 7531 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 12 hours ago