The Day Opportunity Changed Our View of Mars Forever
Twenty-one years ago, a golf cart-sized rover bounced to a stop inside a small crater on Mars, beginning one of the most remarkable chapters in space exploration history
Launch Date
February 20, 1987
Launch Site
PLMSC
Launch Pad
LC32/2
Launch Vehicle
Tsiklon-3
NORAD ID
39819
International Designator
1987-020ET
Epoch
Sat, 13 Jun 2026 01:21:16 GMT
Apogee
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Perigee
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Inclination
73.67°
Right Ascension
84.65°
Eccentricity
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Argument of Perigee
89.71°
Period
115.82 min
Mean Motion
12.43 rev/day
Latitude
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Longitude
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Altitude
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Velocity
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Name
COSMOS 1823 DEB
Alternative Name
deb Kosmos-1823
Type
Status
Owner
RVSN
Country
Russia
Constellation
N/A
Related Satellites
Major Events
N/A
1 39819U 87020ET 26164.05644286 .00000056 00000-0 52570-3 0 9994
2 39819 73.6747 84.6516 0026158 89.7146 270.6896 12.43292455546441
Source: Celestrak
Length
0
Diameter
0
Span
0
Dry Mass
0
Launch Mass
0
Shape
N/A
Radar Cross Section
0.0143
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
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