Showing default

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.

Loading next visibility...

Iframe embed code

<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

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

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: 6 hours ago

TLE from 6 hours ago

0 ESSA 5
1  2757U 67036A   26070.75735336 -.00000030  00000-0  93912-4 0  9999
2  2757 101.9861 249.5486 0042988  83.4586 288.0241 12.68541329726621

Epoch: 2026-03-11T18:10Z

TLE epoch observation values (Epoch: 2026-03-11T18:10:35.330Z)

Latitude

10.72601°

Longitude

165.19105°

Altitude

1,379.529 km

Speed

7.175 km/s

True Right ascension

16h 29m 01s

True Declination

10° 40' 06"

Sunlit

Object was in daylight 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

04:00:34

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,418.798 km

Perigee altitude

1,352.05 km

Semi-major axis

7,763.561 km

Eccentricity

0.0043

Inclination

101.9861°

RAAN

249.5486°

Arg. of periapsis

83.4586°

True anomaly

287.55489°

Mean anomaly

288.0241°

Eccentric anomaly

287.78957°

Mean motion

3.17287 °/min

Orbital period

113.46 mins

BSTAR

0.000093912

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

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

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

ESSA 5 Visibility forecast

Loading observer location...
Set Observer location

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.
15 mins	2026-03-12 00:24:28.290Z	25.335° NE	2026-03-12 00:31:28.290Z	90.235° ESE	40.788°	2026-03-12 00:39:28.290Z	183.152° SSW
11 mins	2026-03-12 02:17:28.290Z	353.618° N	2026-03-12 02:22:28.290Z	307.32° NW	26.767°	2026-03-12 02:28:28.290Z	249.952° W
7 mins	2026-03-12 09:29:28.290Z	72.561° E	2026-03-12 09:32:28.290Z	47.694° ENE	15.117°	2026-03-12 09:36:28.290Z	16.249° NNE
13 mins	2026-03-12 11:16:28.290Z	148.165° SSE	2026-03-12 11:22:28.290Z	67.419° ENE	43.538°	2026-03-12 11:29:28.290Z	347.238° N
9 mins	2026-03-12 13:10:28.290Z	228.293° WSW	2026-03-12 13:14:28.290Z	265.398° W	21.082°	2026-03-12 13:19:28.290Z	309.366° NW
9 mins	2026-03-12 23:11:28.290Z	59.357° ENE	2026-03-12 23:15:28.290Z	93.384° ESE	17.512°	2026-03-12 23:20:28.290Z	133.32° SE

Items per page:

1–6 of 6 items

of 1 page

Co-orbital & Co-planar RSOs

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

Please sign-in to view Co-orbital & Co-planar RSOs.

Click to sort rows by RSO header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Type header in ascending order	Click to sort rows by Inclination Δ header in ascending order	Click to sort rows by RAAN Δ header in ascending order	Click to sort rows by Coplanar Angle header in ascending order	Click to sort rows by SMA Δ header in ascending order	Click to sort rows by Orbital period header in ascending order	Click to sort rows by <5km Md TCA header in descending order

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

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in descending order

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: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2026-03-11T18:10:35.330Z)

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: 6 hours ago