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IRNSS-1A (39199)
COSPAR: 2013-034A | Alt Name: IRNSS-R1A
Image
Additional Sources
Launch Details
Launch Date
July 1, 2013
Launch Site
SRILR
Launch Pad
FLP
Launch Vehicle
PSLV-XL
Orbital Elements
NORAD ID
39199
International Designator
2013-034A
Epoch
Fri, 03 Jul 2026 17:37:07 GMT
Apogee
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Perigee
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Inclination
35.76°
Right Ascension
63.63°
Eccentricity
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Argument of Perigee
181.68°
Period
1435.98 min
Mean Motion
1.00 rev/day
Latitude
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Longitude
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Altitude
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Velocity
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Polar Plot
3D Visualization
Basic Satellite Info
Name
IRNSS-1A
Alternative Name
IRNSS-R1A
Type
Payload
Status
Partially operational
Owner
ISRO
Country
India
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 39199U 13034A 26184.73411578 .00000069 00000-0 00000-0 0 9994
2 39199 35.7564 63.6330 0017846 181.6829 355.8200 1.00279824 47530
Source: Celestrak
Summary
IRNSS-1A, also known as IRNSS-R1A, is an Indian navigation satellite launched on July 1, 2013, from the Satish Dhawan Space Centre (SRILR) using a PSLV-XL launch vehicle. The spacecraft has dimensions of 1.5 meters in length and diameter, with a span of 10 meters due to its deployable solar arrays. It weighs 614 kg dry and had a launch mass of 1425 kg. IRNSS-1A is equipped with a navigation payload, CDMA ranging payload, and a laser retro-reflector for precise location tracking. The satellite uses ISRO LAM as its motor and has batteries in addition to the solar arrays for power storage. Its mission is to provide navigation services and it was manufactured by Indian Space Research Organisation (ISAC) under the ownership of ISRO. The satellite's expected lifetime is 12 years.
Physical Characteristics
Length
1.5
Diameter
1.5
Span
10
Dry Mass
614
Launch Mass
1425
Shape
Box + 2 Pan
Radar Cross Section
3.4785
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
IRNSS-1A
Purpose
Navigation
Mission
Navigation
Manufacturer
ISAC
Life Expectancy
12 years
Bus
I1K
Configuration
I-1K (I-1000) Bus
Motor
ISRO LAM
Equipment
Navigation payload, CDMA ranging payload, laser retro-reflector
Power System
2 deployable solar arrays, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
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