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ESSA 5, 2757

Orbit data source: Space-Track

ESSA 5, 2757 is a payload satellite owned by ESSA (US) in SSO that was launched on Thu, 20 Apr 1967 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.

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Identifier
2757, 1967-036A
Orbit
SSO
Last TLE update
9 hours ago
Origin
Manufacturer
RCA/East Windsor
Mission
Non-operational Civil Weather
Bus & Motor
TIROS I, Unknown motor
Mass
147 kg wet, 147 kg dry
Launch date (UTC)
1967-04-20 (58 years ago)
Launch vehicle
THOR DELTA E
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Cyl, 1.1 m
Radar Cross Section
0.994 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 9 hours ago
0 ESSA 5
1 02757U 67036A   25192.96419463 -.00000048  00000-0  74864-7 0  9993
2 02757 101.9662 357.7207 0042745 199.5409 315.3760 12.68536495695833
Epoch: 2025-07-11T23:08Z
TLE epoch observation values (Epoch: 2025-07-11T23:08:26.416Z)
Latitude
24.86657°
Longitude
-93.88884°
Altitude
1,367.068 km
Speed
7.188 km/s
True Right ascension
12h 13m 19s
True Declination
24° 44' 45"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-19.23726°
Longitude
85.09141°
Altitude
1,420.946 km
Speed
7.138 km/s
Apparent Right ascension
02h 51m 24s
Apparent Declination
-44° 58' 06"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
20:02:31
Azimuth
122.819° SE
Elevation
-34.634°
Doppler factor
1
Orbital elements
Apogee altitude
1,418.628 km
Perigee altitude
1,352.257 km
Semi-major axis
7,763.58 km
Eccentricity
0.00427
Inclination
101.9662°
RAAN
357.7207°
Arg. of periapsis
199.5409°
True anomaly
Unknown
Mean anomaly
315.376°
Eccentric anomaly
Unknown
Mean motion
3.17285 °/min
Orbital period
113.46 mins
BSTAR
7.4864e-8
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Other satellites on launch #36 in the year 1967 (1967-04-20 UTC)

ESSA 5 Visibility forecast

Observer location: undefined°, undefined°

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.
14 mins2025-07-12 09:48:09.429Z128.924° SE2025-07-12 09:55:09.429Z64.4° ENE34.858°2025-07-12 10:02:09.429Z356.176° N
14 mins2025-07-12 11:40:09.429Z194.941° SSW2025-07-12 11:46:09.429Z251.332° W33.526°2025-07-12 11:54:09.429Z328.42° NNW
14 mins2025-07-12 23:34:09.429Z28.473° NE2025-07-12 23:40:09.429Z94.98° ESE40.553°2025-07-12 23:48:09.429Z182.626° SSW
11 mins2025-07-13 01:26:09.429Z353.047° N2025-07-13 01:31:09.429Z305.556° NW27.317°2025-07-13 01:37:09.429Z248.634° W
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