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RISAT-2BR1, 44857

Orbit data source: Space-Track

RISAT-2BR1, 44857 is a payload satellite owned by ISRO (IN) in LEO that was launched on Wed, 11 Dec 2019 UTC via a PSLV-QL 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.

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Iframe URL

https://www.satcat.com/sats-embedded/44857?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

44857, 2019-089F

Orbit

LEO

Country

IN / IND

Related business

Indian Space Research Organization (IN)

Manufacturer

ISRO

Mission

Operational Civil Radar Imaging

Bus & Motor

TECHSAR, Unknown motor

Mass

628 kg wet, 628 kg dry

Launch date (UTC)

2019-12-11 (6 years ago)

Launch vehicle

PSLV-QL

Launch site

Sirharikota (SRI)

Object type

Payload

Rocket body

Debris

Shape & HBR

Hex Cyl + 2 Pan + 1 Dish, Unknown HBR

Radar Cross Section

2.910 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 22 hours ago

TLE from 22 hours ago

0 RISAT-2BR1
1 44857U 19089F   25242.11217930  .00005722  00000-0  44566-3 0  9998
2 44857  36.9608  37.9273 0009818 325.5004  34.5100 15.00957471313434

Epoch: 2025-08-30T02:41Z

TLE epoch observation values (Epoch: 2025-08-30T02:41:32.291Z)

Latitude

-0.00002°

Longitude

18.99157°

Altitude

557.453 km

Speed

7.588 km/s

True Right ascension

02h 31m 42s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow 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

16:00:15

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

573.67 km

Perigee altitude

560.033 km

Semi-major axis

6,944.988 km

Eccentricity

0.00098

Inclination

36.9608°

RAAN

37.9273°

Arg. of periapsis

325.5004°

True anomaly

34.5738°

Mean anomaly

34.51°

Eccentric anomaly

34.5419°

Mean motion

3.75004 °/min

Orbital period

96 mins

BSTAR

0.00044566

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Other satellites on launch #89 in the year 2019 (2019-12-11 UTC)

TYVAK-0092, 44852 (Decayed)

TYVAK-0129, 44853 (Decayed)

OBJECT C, 44854

LEMUR 2 JPGSQUARED, 44855 (Decayed)

QPS-SAR-1 IZANAGI, 44856 (Decayed)

OBJECT G, 44858 (Decayed)

IHOPSAT-TD, 44859

LEMUR 2 HIMOMANDDAD, 44860 (Decayed)

LEMUR 2 PAPPY, 44861 (Decayed)

PSLV R/B, 44862

LEMUR 2 THEODOSIA, 44863 (Decayed)

RISAT-2BR1 Visibility forecast

Observer location: undefined°, undefined°
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.
7 mins	2025-08-31 14:02:58.038Z	219.767° SW	2025-08-31 14:05:58.038Z	171.911° S	26.55°	2025-08-31 14:09:58.038Z	98.942° ESE
6 mins	2025-08-31 15:44:58.038Z	244.989° WSW	2025-08-31 15:46:58.038Z	196.39° SSW	39.008°	2025-08-31 15:50:58.038Z	99.175° ESE
6 mins	2025-08-31 17:25:58.038Z	254.471° W	2025-08-31 17:27:58.038Z	207.882° SW	35.341°	2025-08-31 17:31:58.038Z	120.267° SE
4 mins	2025-08-31 19:07:58.038Z	227.102° WSW	2025-08-31 19:08:58.038Z	208.506° SW	18.515°	2025-08-31 19:11:58.038Z	161.886° S