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COSMOS 621 (06989)
COSPAR: 1973-104E | Alt Name: Kosmos-621
Image
Additional Sources
Launch Details
Launch Date
December 19, 1973
Launch Site
PLMSC
Launch Pad
LC132/2
Launch Vehicle
Kosmos 11K65M
Orbital Elements
NORAD ID
06989
International Designator
1973-104E
Epoch
Mon, 20 Jul 2026 01:59:55 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
74.03°
Right Ascension
62.02°
Eccentricity
Calculating...
Argument of Perigee
155.57°
Period
114.77 min
Mean Motion
12.55 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
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Basic Satellite Info
Name
COSMOS 621
Alternative Name
Kosmos-621
Type
Payload
Status
Unknown
Owner
GUKOSR
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 06989U 73104E 26201.08327881 -.00000020 00000+0 -23806-4 0 9991
2 06989 74.0284 62.0222 0050168 155.5670 320.8648 12.54677815408382
Source: Celestrak
Summary
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.
Physical Characteristics
Length
0.8
Diameter
0.8
Span
0.8
Dry Mass
60
Launch Mass
60
Shape
Poly
Radar Cross Section
0.669
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Strela-1M Blok 08 No. 5
Purpose
Military Communication
Mission
Military Communication
Manufacturer
OKB10
Life Expectancy
6 months
Bus
Strela-1 11F625
Configuration
Unknown
Motor
Unknown
Equipment
Unknown
Power System
Solar cells, 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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