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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

Country

Related business

National Oceanic and Atmospheric Administration (US)

Manufacturer

RCA/East Windsor

Mission

Non-operational spacecraft

Bus & Motor

TIROS I, Unknown motor

Mass

147 kg wet, 147 kg dry

Launch date (UTC)

1967-04-20 (59 years ago)

Launch vehicle

THOR DELTA E

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 1 day ago

TLE from 1 day ago

0 ESSA 5
1 02757U 67036A   26009.49178663 -.00000047  00000-0  52708-5 0  9993
2 02757 101.9775 185.9683 0042780 203.3364 224.0665 12.68539953718850

Epoch: 2026-01-09T11:48Z

TLE epoch observation values (Epoch: 2026-01-09T11:48:10.364Z)

Latitude

64.36116°

Longitude

-126.19896°

Altitude

1,422.75 km

Speed

7.144 km/s

True Right ascension

10h 39m 29s

True Declination

64° 14' 18"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

23:11:24

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,418.642 km

Perigee altitude

1,352.217 km

Semi-major axis

7,763.566 km

Eccentricity

0.00428

Inclination

101.9775°

RAAN

185.9683°

Arg. of periapsis

203.3364°

True anomaly

223.72686°

Mean anomaly

224.0665°

Eccentric anomaly

223.89655°

Mean motion

3.17286 °/min

Orbital period

113.46 mins

BSTAR

0.0000052708

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

DELTA 1 DEB, 2977

DELTA 1 R/B, 2758

DELTA 1 DEB, 2976

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ESSA 5 Visibility forecast

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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 mins	2026-01-11 00:01:59.999Z	28.216° NE	2026-01-11 00:08:59.999Z	95.398° ESE	38.223°	2026-01-11 00:15:59.999Z	175.42° S
12 mins	2026-01-11 01:54:59.999Z	355.191° N	2026-01-11 01:59:59.999Z	306.695° NW	29.677°	2026-01-11 02:06:59.999Z	240.74° WSW
5 mins	2026-01-11 09:07:59.999Z	60.86° ENE	2026-01-11 09:09:59.999Z	44.937° NE	13.796°	2026-01-11 09:12:59.999Z	22.052° NNE
14 mins	2026-01-11 10:52:59.999Z	142.632° SSE	2026-01-11 10:59:59.999Z	54.121° ENE	41.617°	2026-01-11 11:06:59.999Z	349.459° N
12 mins	2026-01-11 12:45:59.999Z	214.305° SW	2026-01-11 12:50:59.999Z	258.379° W	24.933°	2026-01-11 12:57:59.999Z	319.056° NNW

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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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.

ESSA 5, 2757

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 day ago

TLE from 1 day ago

TLE epoch observation values (Epoch: 2026-01-09T11:48:10.364Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

ESSA 5 Visibility forecast

Co-orbital & Co-planar RSOs

Check out ESSA 5, 2757 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 day ago