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IRNSS 1D, 40547

Orbit data source: Space-Track

IRNSS 1D, 40547 is a payload satellite owned by ISRO (IN) in GEO that was launched on Sat, 28 Mar 2015 UTC via a PSLV-XL launch vehicle from the Sirharikota (SRI). 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.

Not visible in the next 10 days

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Iframe URL

https://www.satcat.com/sats-embedded/40547?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

40547, 2015-018A

Orbit

GEO

Last TLE update

2 days ago

Origin

Indian Space Research Organization (IN / IND)

Manufacturer

ISRO SAC/Banga

Mission

Operational Civil Navigation

Bus & Motor

I1K, ISRO LAM

Mass

1,425 kg wet, 603 kg dry

Launch date (UTC)

2015-03-28 (10 years ago)

Launch vehicle

PSLV-XL

Launch site

Sirharikota (SRI)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 5.0 m

Radar Cross Section

6.961 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 2 days ago

0 IRNSS 1D
1 40547U 15018A   25198.20999503  .00000009  00000-0  00000+0 0  9995
2 40547  20.2637 245.3296 0012244 342.6561 190.4683  0.97966299 37887

Epoch: 2025-07-17T05:02Z

TLE epoch observation values (Epoch: 2025-07-17T05:02:23.57Z)

Latitude

2.40942°

Longitude

47.97255°

Altitude

36,496.381 km

Speed

3.047 km/s

True Right ascension

03h 55m 23s

True Declination

2° 24' 25"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

19.9611°

Longitude

-45.79603°

Altitude

36,451.591 km

Speed

3.051 km/s

Apparent Right ascension

21h 57m 36s

Apparent Declination

13° 28' 10"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

12:30:34

Azimuth

41.992° NE

Elevation

-25.871°

Doppler factor

Orbital elements

Apogee altitude

36,498.852 km

Perigee altitude

36,393.984 km

Semi-major axis

42,824.555 km

Eccentricity

0.00122

Inclination

20.2637°

RAAN

245.3296°

Arg. of periapsis

342.6561°

True anomaly

190.44285°

Mean anomaly

190.4683°

Eccentric anomaly

190.45557°

Mean motion

0.24491 °/min

Orbital period

1,469.94 mins

BSTAR

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Other satellites on launch #18 in the year 2015 (2015-03-28 UTC)

PSLV R/B, 40548

IRNSS 1D Visibility

Observer location: undefined°, undefined°

IRNSS 1D is likely not visible in the next few days

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40547 neighbors

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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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Check out IRNSS 1D, 40547 on other resources

View IRNSS 1D, 40547 on NASA - NSSDCA Website

View IRNSS 1D, 40547 on Heavens-Above

View IRNSS 1D, 40547 on Keep Track

View IRNSS 1D, 40547 on Celestrak

View IRNSS 1D, 40547 on Gunter's Space Page

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