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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.

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https://www.satcat.com/sats-embedded/7531?theme=dark&initialShowStats=false

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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 (52 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 07531U 74089C   26193.05047480 -.00000028  00000-0  11226-3 0  9999
2 07531 101.9938 205.6805 0011841  94.9038 282.6672 12.53530751363392

Epoch: 2026-07-12T01:12Z

TLE epoch observation values (Epoch: 2026-07-12T01:12:41.022Z)

Latitude

17.03618°

Longitude

-106.15938°

Altitude

1,449.711 km

Speed

7.139 km/s

True Right ascension

13h 27m 51s

True Declination

16° 56' 55"

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

01:27:31

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,456.584 km

Perigee altitude

1,438.052 km

Semi-major axis

7,825.455 km

Eccentricity

0.00118

Inclination

101.9938°

RAAN

205.6805°

Arg. of periapsis

94.9038°

True anomaly

282.53477°

Mean anomaly

282.6672°

Eccentric anomaly

282.60099°

Mean motion

3.1353 °/min

Orbital period

114.82 mins

BSTAR

0.00011226

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

THORAD DELTA 1 DEB, 8171 (Decayed)

THORAD DELTA 1 DEB, 42609

THORAD DELTA 1 DEB, 8436

THORAD DELTA 1 DEB, 42625

THORAD DELTA 1 DEB, 8786

THORAD DELTA 1 DEB, 8307

THORAD DELTA 1 DEB, 8311

THORAD DELTA 1 DEB, 8398

THORAD DELTA 1 DEB, 8395

THORAD DELTA 1 DEB, 8394

THORAD DELTA 1 DEB, 8396

THORAD DELTA 1 DEB, 8439

THORAD DELTA 1 DEB, 8156

THORAD DELTA 1 DEB, 8158

THORAD DELTA 1 DEB, 8174

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INTASAT 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.
15 mins	2026-07-12 13:14:13.905Z	28.756° NE	2026-07-12 13:21:13.905Z	92.355° ESE	37.867°	2026-07-12 13:29:13.905Z	176.077° S
13 mins	2026-07-12 15:08:13.905Z	357.369° N	2026-07-12 15:14:13.905Z	298.671° NW	30.878°	2026-07-12 15:21:13.905Z	238.609° WSW
6 mins	2026-07-12 22:26:13.905Z	65.831° ENE	2026-07-12 22:28:13.905Z	49.898° ENE	14.934°	2026-07-12 22:32:13.905Z	19.075° NNE
14 mins	2026-07-13 00:13:13.905Z	145.645° SSE	2026-07-13 00:20:13.905Z	48.279° ENE	42.628°	2026-07-13 00:27:13.905Z	348.087° N
11 mins	2026-07-13 02:08:13.905Z	221.609° SW	2026-07-13 02:13:13.905Z	266.996° W	23.246°	2026-07-13 02:19:13.905Z	316.162° NNW
9 mins	2026-07-13 12:17:13.905Z	58.498° ENE	2026-07-13 12:21:13.905Z	92.658° ESE	19.501°	2026-07-13 12:26:13.905Z	133.632° SE

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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 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: 2026-07-12T01:12:41.022Z)

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