ESA's Proba-3 Formation-Flyer Goes Silent | KeepTrack Space Brief
ESA's Proba-3 spacecraft lost contact last month, grounding the dual-satellite solar eclipse mission. Formation flying between both craft is critical for coronagraph science.
Launch Date
June 4, 1981
Launch Site
PLMSC
Launch Pad
LC132/2
Launch Vehicle
Kosmos 11K65M
NORAD ID
12692
International Designator
1981-053AL
Epoch
Fri, 03 Jul 2026 23:46:12 GMT
Apogee
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Perigee
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Inclination
82.90°
Right Ascension
19.98°
Eccentricity
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Argument of Perigee
317.75°
Period
100.44 min
Mean Motion
14.34 rev/day
Latitude
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Longitude
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Altitude
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Velocity
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Name
COSMOS 1275 DEB
Alternative Name
deb Kosmos-1275
Type
Status
Owner
VMF
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
1 12692U 81053AL 26184.99041812 .00001369 00000-0 47582-3 0 9990
2 12692 82.8955 19.9753 0065381 317.7538 41.8623 14.33735839320421
Source: Celestrak
Length
0
Diameter
0
Span
0
Dry Mass
0
Launch Mass
0
Shape
N/A
Radar Cross Section
0.4162
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Payload
Unknown
Purpose
Unknown
Mission
Unknown
Manufacturer
Unknown
Life Expectancy
Unknown
Bus
Unknown
Configuration
Unknown
Motor
Unknown
Equipment
Unknown
Power System
Unknown
ADCS
Unknown
Transmitter Frequency
Unknown
Learn more about satellites and other related topics.
ESA's Proba-3 spacecraft lost contact last month, grounding the dual-satellite solar eclipse mission. Formation flying between both craft is critical for coronagraph science.
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