INSAT-1A (13129)

COSPAR: 1982-031A | Alt Name: Insat 1A

Image
INSAT-1A Satellite Image
Additional Sources
Launch Details

Launch Date

April 10, 1982

Launch Pad

LC17A

Launch Vehicle

Delta 3910/PAM

Orbital Elements

NORAD ID

13129

International Designator

1982-031A

Epoch

Fri, 03 Jul 2026 21:42:07 GMT

Apogee

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Perigee

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Inclination

7.10°

Right Ascension

298.32°

Eccentricity

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Argument of Perigee

104.26°

Period

1435.51 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

INSAT-1A

Alternative Name

Insat 1A

Type

Payload

Status

Non-operational

Owner

ISRO

Country

India

Constellation

N/A

Related Satellites

Major Events

N/A

Latest TLEs
1 13129U 82031A   26184.90425220 -.00000351  00000-0  00000-0 0  9995
2 13129   7.0955 298.3160 0014177 104.2623 319.7015  1.00313082166604

Source: Celestrak

Summary
INSAT-1A was a communication and meteorology satellite launched by ISRO on April 10, 1982, from Cape Canaveral Air Force Station's Launch Complex 17A using a Delta 3910/PAM launch vehicle. The spacecraft measured 2.2 meters in length with a diameter of 1.6 meters and spanned 19.4 meters. It had a dry mass of 519 kilograms and was equipped with a deployable solar array and batteries for power, along with 12 C-band transponders and 2+1 S-band transponders as its main payload equipment. The satellite's design was based on the Insat-1 Bus and it had a mission lifetime of 7 years, serving both communication and meteorological purposes.
Physical Characteristics

Length

2.2

Diameter

1.6

Span

19.4

Dry Mass

519

Launch Mass

1149

Shape

Box + Pan + Ant

Radar Cross Section

0.6309

Visual Magnitude

Unknown

Color

Unknown

Material Composition

Unknown

Technical Details

Payload

Insat 1A

Purpose

Communication / Meteorology

Mission

Communication / Meteorology

Manufacturer

FORDA

Life Expectancy

7 years

Bus

Insat

Configuration

Insat-1 Bus

Motor

R-4D-11

Equipment

12 C-band transponder, 2+1 S-band transponders

Power System

Deployable solar array, batteries

ADCS

Unknown

Transmitter Frequency

Unknown

Map
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