Showing default

ESSA 3 (TOS-A), 2435

Orbit data source: Space-Track

ESSA 3 (TOS-A), 2435 is a payload satellite owned by ESSA (US) in SSO that was launched on Sun, 02 Oct 1966 UTC via a THOR DELTA E launch vehicle from the Air Force Western Test Range (AFWTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

Loading next visibility...
Identifier
2435, 1966-087A
Orbit
SSO
Last TLE update
1 day ago
Origin
Manufacturer
RCA/East Windsor
Mission
Non-operational Civil Weather
Bus & Motor
TIROS I, Unknown motor
Mass
148 kg wet, 148 kg dry
Launch date (UTC)
1966-10-02 (59 years ago)
Launch vehicle
THOR DELTA E
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Cyl, 0.6 m
Radar Cross Section
0.994 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 1 day ago
0 ESSA 3 (TOS-A)
1 02435U 66087A   25200.36986676 -.00000051  00000-0 -53031-4 0  9995
2 02435 101.0865 118.0061 0063899 342.8727 129.3240 12.56874820697198
Epoch: 2025-07-19T08:52Z
TLE epoch observation values (Epoch: 2025-07-19T08:52:36.488Z)
Latitude
64.89679°
Longitude
-107.9594°
Altitude
1,478.757 km
Speed
7.115 km/s
True Right ascension
21h 30m 24s
True Declination
64° 46' 36"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-13.68929°
Longitude
51.11498°
Altitude
1,391.55 km
Speed
7.186 km/s
Apparent Right ascension
08h 49m 22s
Apparent Declination
-25° 57' 56"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
21:55:40
Azimuth
49.754° ENE
Elevation
-70.364°
Doppler factor
1
Orbital elements
Apogee altitude
1,483.285 km
Perigee altitude
1,383.455 km
Semi-major axis
7,811.507 km
Eccentricity
0.00639
Inclination
101.0865°
RAAN
118.0061°
Arg. of periapsis
342.8727°
True anomaly
129.88757°
Mean anomaly
129.324°
Eccentric anomaly
129.60607°
Mean motion
3.1437 °/min
Orbital period
114.51 mins
BSTAR
-0.000053031
Loading maneuver chart data...
Loading SW <> Apogee altitude chart data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #87 in the year 1966 (1966-10-02 UTC)
|