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ESSA 7 (TOS-E), 3345

Orbit data source: Space-Track

ESSA 7 (TOS-E), 3345 is a payload satellite owned by ESSA (US) in SSO that was launched on Fri, 16 Aug 1968 UTC via a THOR DELTA N 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/3345?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/3345?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

3345, 1968-069A

Orbit

SSO

Last TLE update

1 day ago

Origin

National Oceanic and Atmospheric Administration (US)

Manufacturer

RCA/East Windsor

Mission

Non-operational Civil Weather

Bus & Motor

TIROS I, Unknown motor

Mass

154 kg wet, 154 kg dry

Launch date (UTC)

1968-08-16 (57 years ago)

Launch vehicle

THOR DELTA N

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 1.07 m

Radar Cross Section

0.920 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 1 day ago

0 ESSA 7 (TOS-E)
1 03345U 68069A   25195.78085045 -.00000038  00000-0  32602-4 0  9992
2 03345 101.5046 166.8057 0027166 104.9814 321.2887 12.53004247602722

Epoch: 2025-07-14T18:44Z

TLE epoch observation values (Epoch: 2025-07-14T18:44:25.478Z)

Latitude

63.6866°

Longitude

-71.36213°

Altitude

1,446.171 km

Speed

7.152 km/s

True Right ascension

09h 30m 30s

True Declination

63° 33' 42"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-13.10464°

Longitude

131.14449°

Altitude

1,457.229 km

Speed

7.133 km/s

Apparent Right ascension

22h 11m 43s

Apparent Declination

-25° 47' 01"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

08:54:47

Azimuth

305.544° NW

Elevation

-68.621°

Doppler factor

Orbital elements

Apogee altitude

1,470.747 km

Perigee altitude

1,428.218 km

Semi-major axis

7,827.62 km

Eccentricity

0.00272

Inclination

101.5046°

RAAN

166.8057°

Arg. of periapsis

104.9814°

True anomaly

Unknown

Mean anomaly

321.2887°

Eccentric anomaly

Unknown

Mean motion

3.134 °/min

Orbital period

114.87 mins

BSTAR

0.000032602

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Other satellites on launch #69 in the year 1968 (1968-08-16 UTC)

ESSA 7 (TOS-E) 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.
15 mins	2025-07-15 21:19:31.070Z	142.937° SSE	2025-07-15 21:26:31.070Z	72.607° E	41.343°	2025-07-15 21:34:31.070Z	349.892° N
12 mins	2025-07-15 23:14:31.070Z	214.996° SW	2025-07-15 23:19:31.070Z	259.372° W	25.395°	2025-07-15 23:26:31.070Z	319.878° NNW
9 mins	2025-07-16 09:24:31.070Z	60.334° ENE	2025-07-16 09:28:31.070Z	94.27° ESE	18.242°	2025-07-16 09:33:31.070Z	133.197° SE
14 mins	2025-07-16 11:15:31.070Z	14.943° NNE	2025-07-16 11:21:31.070Z	336.001° NNW	44.575°	2025-07-16 11:29:31.070Z	203.245° SW
9 mins	2025-07-16 13:09:31.070Z	342.196° N	2025-07-16 13:13:31.070Z	309.568° NW	18.034°	2025-07-16 13:18:31.070Z	270.33° WNW

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Check out ESSA 7 (TOS-E), 3345 on other resources

View ESSA 7 (TOS-E), 3345 on NASA - NSSDCA Website

View ESSA 7 (TOS-E), 3345 on Heavens-Above

View ESSA 7 (TOS-E), 3345 on Keep Track

View ESSA 7 (TOS-E), 3345 on Celestrak

View ESSA 7 (TOS-E), 3345 on Gunter's Space Page

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