Launch Date
August 19, 1966
Launch Site
AFWTR
Launch Pad
SLC3E
Launch Vehicle
Atlas SLV-3 Agena D
NORAD ID
02411
International Designator
1966-077B
Epoch
Sun, 19 Jul 2026 05:13:36 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
90.33°
Right Ascension
277.82°
Eccentricity
Calculating...
Argument of Perigee
25.63°
Period
167.52 min
Mean Motion
8.60 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Name
SECOR 7 (EGRS 7)
Alternative Name
EGRS VII
Type
Status
Owner
ACE/GIMR
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
1 02411U 66077B 26200.21778002 .00000012 00000+0 50771-2 0 9995
2 02411 90.3346 277.8186 0010907 25.6309 334.5081 08.59615325880134
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
0.2
Diameter
0.4
Span
0.5
Dry Mass
18
Launch Mass
18
Shape
Box
Radar Cross Section
0.2636
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Payload
Secor II S/N 8 (TR-30A)
Purpose
Geodesy
Mission
Geodesy
Manufacturer
ITT
Life Expectancy
Unknown
Bus
Secor
Configuration
cube
Motor
?
Equipment
TR-27 SECOR transponder (#1, 2, 3); C-101 SECOR transponder (#4); TR-30A SECOR transponder (#6, 7, 8, 9); MAT SECOR transponder (#10, 12); TR-30A SECOR transponder (#11, 13);
Power System
Solar cells, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Learn more about satellites and other related topics.
How a California startup's massive centrifuge could transform space access by eliminating rocket fuel, reducing costs by 70%, and enabling daily satellite launches - if it can overcome the physics of scaling from suborbital tests to orbital reality
NASA confirms first-ever ISS medical evacuation for January 14 via Crew Dragon. SpaceX launches 29 Starlink satellites in third mission of 2026. Artemis 2 moon mission timeline unaffected.
Today's highlights include Space Force's budget shifts, China's new commercial lunar collaboration, and SpaceX's latest Starlink launch.
Today's briefing focuses on key developments in military space activities, technological advancements, and strategic challenges faced by the U.S. in space dominance. Notably, the Space Force is expanding its missile warning capabilities, and significant funding discussions are underway.
A fatality at SpaceX's Starbase shakes the program as Starship V3, standing 124 m tall with Raptor 3 engines, nears its maiden flight.
The laser-based crosslinks that turn Starlink into a mesh, anchor the SDA Transport Layer, and just made their GPS debut on GPS III SV10 - quietly rewriting how data moves through space.
Space debris poses a mounting threat to both satellites and space missions. As we send more objects into orbit, the likelihood of collisions and subsequent breakups producing dangerous space debris increases. Recognizing the major events that have generated this dangerous space junk is pivotal in ensuring the safety of future space missions.
Sixty-six years ago, a Thor-Agena rocket thundered into the California sky carrying Discoverer 1, the first satellite attempt at polar orbit and the secret vanguard of Americas space reconnaissance program
