ECHO 2 (A-12), 740 (Decayed)
Orbit data source: Public
ECHO 2 (A-12), 740 was a payload satellite owned by NASA LaRC (US) that was launched on Sat, 25 Jan 1964 UTC via a THOR SLV-2 AGENA B launch vehicle from the Air Force Western Test Range (AFWTR). Payloads include a variety of satellites, spacecraft, and rockets 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.
Next visibility unknown
No 3D visualization available: No data
ECHO 2 (A-12) details
Identifier | |
Orbit | Decayed |
Last TLE update | Unknown |
Origin | |
Manufacturer | Schjeldahl |
Mission status | Decayed |
Mission | Civil Communications |
Bus & Motor | ECHO 135', Unknown motor |
Mass | 278 kg wet, 256 kg dry |
Launch date (UTC) | |
Launch vehicle | |
Launch site | |
Object type | Payload Rocket body Debris |
Radar Cross Section | RCS unknown |
Expand to show TLE details & history
Definitive object data
Latitude | Unknown |
Longitude | Unknown |
Altitude | Unknown |
Speed | Unknown |
True Right ascension | Unknown |
True Declination | Unknown |
Sunlit | Object was in daylight at TLE epoch |
Predictive object data (real-time)
Latitude | Unknown |
Longitude | Unknown |
Altitude | Unknown |
Speed | Unknown |
Apparent Right ascension | Unknown |
Apparent Declination | Unknown |
Sunlit | Unknown |
Predictive observer data (real-time)
Local Sidereal Time | 17:54:23 |
Azimuth | Unknown |
Elevation | Unknown |
Doppler factor | Unknown |
Orbital elements
Apogee | Unknown |
Perigee | Unknown |
Semi-major axis | Unknown |
Eccentricity | Unknown |
Inclination | Unknown |
RAAN | Unknown |
Arg. of periapsis | Unknown |
True anomaly | Unknown |
Mean anomaly | Unknown |
Eccentric anomaly | Unknown |
Mean motion | Unknown |
BSTAR | Unknown |
Period | Unknown |
No data available
Other satellites on launch #4 in the year 1964 (1964-01-25 UTC)
ECHO 2 (A-12), 740 (Decayed) |
THOR AGENA B R/B, 741 |
THOR AGENA B DEB, 742 |
THOR AGENA B DEB, 743 |
THOR AGENA B DEB, 749 (Decayed) |
ECHO 2 (A-12) Visibility forecast
Observer location: 39.9160978°, -105.1181434
Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
---|