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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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<iframe src="https://www.satcat.com/sats-embedded/2757?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/2757?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

2757, 1967-036A

Orbit

SSO

Last TLE update

7 hours ago

Origin

National Oceanic and Atmospheric Administration (US)

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 7 hours ago

0 ESSA 5
1  2757U 67036A   25182.24251997 -.00000039  00000-0  47486-4 0  9996
2  2757 101.9651 346.6128 0042636 220.6601 312.3093 12.68536242694913

Epoch: 2025-07-01T05:49Z

TLE epoch observation values (Epoch: 2025-07-01T05:49:13.725Z)

Latitude

7.16696°

Longitude

161.28422°

Altitude

1,367.642 km

Speed

7.186 km/s

True Right ascension

11h 12m 31s

True Declination

7° 07' 40"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-17.25866°

Longitude

-16.19541°

Altitude

1,411.983 km

Speed

7.146 km/s

Apparent Right ascension

22h 11m 27s

Apparent Declination

-66° 40' 43"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

00:02:03

Azimuth

191.183° SSW

Elevation

-18.68°

Doppler factor

Orbital elements

Apogee altitude

1,418.545 km

Perigee altitude

1,352.343 km

Semi-major axis

7,763.581 km

Eccentricity

0.00426

Inclination

101.9651°

RAAN

346.6128°

Arg. of periapsis

220.6601°

True anomaly

Unknown

Mean anomaly

312.3093°

Eccentric anomaly

Unknown

Mean motion

3.17285 °/min

Orbital period

113.46 mins

BSTAR

0.000047486

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Other satellites on launch #36 in the year 1967 (1967-04-20 UTC)

DELTA 1 R/B, 2758

DELTA 1 DEB, 2976

DELTA 1 DEB, 2977

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.
9 mins	2025-07-01 12:36:17.297Z	234.172° WSW	2025-07-01 12:40:17.297Z	265.57° W	16.499°	2025-07-01 12:45:17.297Z	304.885° NW
10 mins	2025-07-01 22:37:17.297Z	52.257° ENE	2025-07-01 22:42:17.297Z	99.917° ESE	23.163°	2025-07-01 22:47:17.297Z	143.563° SSE
14 mins	2025-07-02 00:27:17.297Z	10.308° NNE	2025-07-02 00:34:17.297Z	273.295° WNW	42.174°	2025-07-02 00:41:17.297Z	213.512° SW
6 mins	2025-07-02 02:21:17.297Z	332.475° NNW	2025-07-02 02:23:17.297Z	316.532° NNW	14.204°	2025-07-02 02:27:17.297Z	285.203° WNW
12 mins	2025-07-02 09:27:17.297Z	113.091° SE	2025-07-02 09:33:17.297Z	55° ENE	29.079°	2025-07-02 09:39:17.297Z	1.774° NNE
14 mins	2025-07-02 11:17:17.297Z	182.167° SSW	2025-07-02 11:24:17.297Z	263.444° W	39.715°	2025-07-02 11:31:17.297Z	332.537° NNW

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Check out ESSA 5, 2757 on other resources

View ESSA 5, 2757 on NASA - NSSDCA Website

View ESSA 5, 2757 on Heavens-Above

View ESSA 5, 2757 on Keep Track

View ESSA 5, 2757 on Celestrak

View ESSA 5, 2757 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.