Launch Date
February 14, 1963
Launch Site
Launch Pad
LC17B
Launch Vehicle
Thor Delta B
NORAD ID
00553
International Designator
1963-004A
Epoch
Tue, 30 Jun 2026 11:49:43 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
26.68°
Right Ascension
272.46°
Eccentricity
Calculating...
Argument of Perigee
202.00°
Period
1236.22 min
Mean Motion
1.16 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Name
SYNCOM 1
Alternative Name
Syncom 1
Type
Status
Owner
GSFC
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
1 00553U 63004A 26181.49286719 -.00000048 00000-0 00000-0 0 9993
2 00553 26.6768 272.4554 0807139 201.9957 154.4405 1.16483661 36211
Source: Celestrak
Apologies, there is no summary for this satellite yet. I am working to generate these for every object in the catalog, but it is going to take time.
Length
0.4
Diameter
0.7
Span
0.4
Dry Mass
27
Launch Mass
32
Shape
Cyl
Radar Cross Section
0.0339
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Payload
HS-301 Syncom A
Purpose
Communication
Mission
Communication
Manufacturer
HSES
Life Expectancy
Unknown
Bus
HS-301
Configuration
HS-301
Motor
TE-M-375
Equipment
Unknown
Power System
Solar cells (body mounted), batteries
ADCS
Unknown
Transmitter Frequency
Unknown
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