Launch Date
October 2, 1966
Launch Site
AFWTR
Launch Pad
SLC2E
Launch Vehicle
Thor Delta E
NORAD ID
02435
International Designator
1966-087A
Epoch
Sun, 19 Jul 2026 17:01:07 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
101.07°
Right Ascension
101.55°
Eccentricity
Calculating...
Argument of Perigee
333.73°
Period
114.57 min
Mean Motion
12.57 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Name
ESSA 3 (TOS-A)
Alternative Name
ESSA 3
Type
Status
Owner
ESSA
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
1 02435U 66087A 26200.70911133 -.00000045 00000+0 -17991-4 0 9997
2 02435 101.0725 101.5478 0063804 333.7296 82.0049 12.56880809743095
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
0.6
Diameter
1.1
Span
1.1
Dry Mass
148
Launch Mass
148
Shape
Cyl
Radar Cross Section
0.7561
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Payload
TOS A
Purpose
Meteorology
Mission
Meteorology
Manufacturer
RCA
Life Expectancy
Unknown
Bus
Tiros I
Configuration
Unknown
Motor
?
Equipment
2 x AVCS (#T9, 1, 3, 5, 7, 9); 2 x APT (#2, 4, 6, 8); FPR (#3, 5, 7, 9)
Power System
Solar cells, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
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