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NATO 2A, 4353

Orbit data source: Space-Track

NATO 2A, 4353 is a payload satellite owned by NATO (NATO) in GEO that was launched on Fri, 20 Mar 1970 UTC via a THOR DELTA M launch vehicle from the Air Force Eastern Test Range (AFETR). 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/4353?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/4353?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

4353, 1970-021A

Orbit

GEO

Country

Unknown / NATO

Related business

North Atlantic Treaty Organization (NATO) (BE)

Manufacturer

Philco-Ford

Mission

Non-operational spacecraft

Bus & Motor

SKYNET, STAR 17A

Mass

243 kg wet, ~107 kg dry

Launch date (UTC)

1970-03-20 (56 years ago)

Launch vehicle

THOR DELTA M

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 14 hours ago

TLE from 14 hours ago

0 NATO 2A
1 04353U 70021A   26050.58407447 -.00000064  00000-0  00000-0 0  9998
2 04353   0.6911 294.8388 0003348 324.9401 351.6711  1.00279108124589

Epoch: 2026-02-19T14:01Z

TLE epoch observation values (Epoch: 2026-02-19T14:01:04.034Z)

Latitude

-0.45503°

Longitude

-108.33191°

Altitude

35,770.19 km

Speed

3.076 km/s

True Right ascension

16h 45m 52s

True Declination

0° 27' 16"

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

07:30:36

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,799.729 km

Perigee altitude

35,771.496 km

Semi-major axis

42,163.749 km

Eccentricity

0.00033

Inclination

0.6911°

RAAN

294.8388°

Arg. of periapsis

324.9401°

True anomaly

351.66554°

Mean anomaly

351.6711°

Eccentric anomaly

351.66832°

Mean motion

0.25069 °/min

Orbital period

1,436.05 mins

BSTAR

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Other satellites on launch #21 in the year 1970 (1970-03-20 UTC)

DELTA 1 R/B, 4354

DELTA 1 DEB, 5975

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

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NATO 2A 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.
1440 mins	2026-02-20 04:30:34.236Z	185.007° SSW	2026-02-20 22:51:34.236Z	184.963° SSW	35.01°	2026-02-21 04:30:34.236Z	184.967° SSW

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4353 neighbors

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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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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

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Check out NATO 2A, 4353 on other resources

View NATO 2A, 4353 on NASA - NSSDCA Website

View NATO 2A, 4353 on Heavens-Above

View NATO 2A, 4353 on Keep Track

View NATO 2A, 4353 on Celestrak

View NATO 2A, 4353 on Gunter's Space Page

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

NATO 2A, 4353

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 14 hours ago

TLE from 14 hours ago

TLE epoch observation values (Epoch: 2026-02-19T14:01:04.034Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #21 in the year 1970 (1970-03-20 UTC)

NATO 2A Visibility forecast

4353 neighbors

Co-orbital & Co-planar RSOs

Check out NATO 2A, 4353 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 14 hours ago