AURORA 2 (21392)

COSPAR: 1991-037A | Alt Name: Satcom C5

Image

Additional Sources

Launch Details

Launch Date

May 29, 1991

Launch Site

Cape Canaveral Space Force Station

Launch Pad

LC17B

Launch Vehicle

Delta 7925

Orbital Elements

NORAD ID

21392

International Designator

1991-037A

Epoch

Fri, 03 Jul 2026 23:00:31 GMT

Apogee

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Perigee

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Inclination

14.71°

Right Ascension

5.14°

Eccentricity

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Argument of Perigee

279.58°

Period

1454.30 min

Mean Motion

0.99 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

AURORA 2

Alternative Name

Satcom C5

Type

Payload

Status

Unknown

Owner

AMCG

Country

United States

Constellation

N/A

Related Satellites

Major Events

N/A

Latest TLEs

1 21392U 91037A   26184.95870109 -.00000157  00000-0  00000-0 0  9991

2 21392  14.7069   5.1419 0004500 279.5798  92.2201  0.99016708126906

Source: Celestrak

Summary

AURORA 2, also known as Satcom C5, is a communication satellite launched by AMCG on May 29, 1991, from the Cape Canaveral Air Force Station Launch Complex 17B using a Delta 7925 launch vehicle. It has dimensions of 1.3 meters in length, 1 meter in diameter, and spans 14.3 meters with its deployed solar arrays. The satellite weighs 688 kilograms at launch and carries 24 (+4) C-band transponders for communication purposes. It was manufactured by GEEW and uses two deployable solar arrays and batteries for power supply. AURORA 2 is designed to last up to 10 years with some models lasting up to 12 years, depending on the model series. The satellite's shape is described as a box with two panels, and it has a radar cross-section (RCS) of 3.1622 square meters.

Physical Characteristics

Length

1.3

Diameter

Span

14.3

Dry Mass

508

Launch Mass

688

Shape

Box + 2 Pan

Radar Cross Section

3.1622

Visual Magnitude

Unknown

Color

Unknown

Material Composition

Unknown

Technical Details

Payload

Satcom C-5

Purpose

Communication

Mission

Communication

Manufacturer

GEEW

Life Expectancy

10 years (#5, 1R, 2R); 12 years (#C1, C3, C4, C5)

Bus

AS3000

Configuration

AS-3000

Motor

TE-M-700-18

Equipment

24 (+4) C-band transponders

Power System

2 deployable solar arrays, batteries

ADCS

Unknown

Transmitter Frequency

Unknown

Map

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Longitude

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