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HGS 1 (ASIASAT 3) (25126)
COSPAR: 1997-086A | Alt Name: Asiasat 3
Image
Additional Sources
Launch Details
Launch Date
December 24, 1997
Launch Site
Launch Pad
LC81/23
Launch Vehicle
Proton-K/DM-2M
Orbital Elements
NORAD ID
25126
International Designator
1997-086A
Epoch
Fri, 03 Jul 2026 22:19:43 GMT
Apogee
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Perigee
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Inclination
13.19°
Right Ascension
31.64°
Eccentricity
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Argument of Perigee
49.25°
Period
1436.08 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
HGS 1 (ASIASAT 3)
Alternative Name
Asiasat 3
Type
Payload
Status
Non-operational
Owner
ASIA
Country
China(Hong Kong)
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 25126U 97086A 26184.93036880 -.00000243 00000-0 00000-0 0 9994
2 25126 13.1931 31.6402 0050957 49.2461 141.9904 1.00272824105307
Source: Celestrak
Summary
HGS 1 (ASIASAT 3), also known as Asiasat 3, is a communication satellite with a configuration and bus type HS-601HP, manufactured by HSES. Launched on December 24, 1997, from the TYSMC launch site using a Proton-K/DM-2M vehicle, it has a lifetime of 15 years and is owned by ASIA. The satellite carries equipment consisting of 28 C-band and 16 Ku-band transponders for communication purposes. It measures 4 meters in length with a diameter of 3.1 meters and spans 26.2 meters, weighing 3480 kg at launch and 1822 kg dry mass. The power system includes two deployable solar arrays and batteries. Its shape is described as Box + 2 Pan, and the satellite's reflectivity (RCS) is measured at 8.0877 square meters.
Physical Characteristics
Length
4
Diameter
3.1
Span
26.2
Dry Mass
1822
Launch Mass
3480
Shape
Box + 2 Pan
Radar Cross Section
8.0877
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Asiasat 3
Purpose
Communication
Mission
Communication
Manufacturer
HSES
Life Expectancy
15 years
Bus
HS-601HP
Configuration
HS-601HP
Motor
R-4D-11-300
Equipment
28 C-band, 16 Ku-band transponders
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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