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NOAA 3, 6920

Orbit data source: Space-Track

NOAA 3, 6920 is a payload satellite owned by NOAA (US) in SSO that was launched on Tue, 06 Nov 1973 UTC via a DELTA 0300 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 URL

https://www.satcat.com/sats-embedded/6920?theme=dark&initialShowStats=false

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ISO8601 Format

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ISO8601 Format

Identifier

6920, 1973-086A

Orbit

SSO

Last TLE update

14 hours ago

Origin

National Oceanic and Atmospheric Administration (US)

Manufacturer

RCA/East Windsor

Mission

Non-operational Civil Weather

Bus & Motor

TIROS M, Unknown motor

Mass

340 kg wet, 340 kg dry

Launch date (UTC)

1973-11-06 (52 years ago)

Launch vehicle

DELTA 0300

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Hex Poly + 3 Pan, 0.6 m

Radar Cross Section

1.292 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 14 hours ago

0 NOAA 3
1 06920U 73086A   25200.77052039 -.00000027  00000-0  14099-3 0  9999
2 06920 102.2891 206.4793 0006631  19.8649 153.7451 12.40383934340680

Epoch: 2025-07-19T18:29Z

TLE epoch observation values (Epoch: 2025-07-19T18:29:32.961Z)

Latitude

6.14095°

Longitude

172.62554°

Altitude

1,511.619 km

Speed

7.107 km/s

True Right ascension

01h 51m 15s

True Declination

6° 06' 29"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-38.644°

Longitude

1.87301°

Altitude

1,516.641 km

Speed

7.107 km/s

Apparent Right ascension

12h 24m 31s

Apparent Declination

-44° 50' 56"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

21:43:02

Azimuth

247.065° WSW

Elevation

-60.091°

Doppler factor

Orbital elements

Apogee altitude

1,507.793 km

Perigee altitude

1,497.342 km

Semi-major axis

7,880.705 km

Eccentricity

0.00066

Inclination

102.2891°

RAAN

206.4793°

Arg. of periapsis

19.8649°

True anomaly

153.77869°

Mean anomaly

153.7451°

Eccentric anomaly

153.7619°

Mean motion

3.10238 °/min

Orbital period

116.04 mins

BSTAR

0.00014099

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Other satellites on launch #86 in the year 1973 (1973-11-06 UTC)

DELTA 1 DEB, 7047 (Decayed)

NOAA 3 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.
10 mins	2025-07-20 11:39:57.007Z	54.077° ENE	2025-07-20 11:44:57.007Z	92.257° ESE	17.766°	2025-07-20 11:49:57.007Z	130.362° SE
15 mins	2025-07-20 13:32:57.007Z	17.415° NNE	2025-07-20 13:39:57.007Z	230.86° WSW	44.901°	2025-07-20 13:47:57.007Z	201.898° SSW
10 mins	2025-07-20 15:27:57.007Z	345.584° N	2025-07-20 15:31:57.007Z	313.626° NW	19.892°	2025-07-20 15:37:57.007Z	266.881° W
13 mins	2025-07-20 22:44:57.007Z	110.947° ESE	2025-07-20 22:50:57.007Z	59.103° ENE	28.127°	2025-07-20 22:57:57.007Z	0.129° NNE
14 mins	2025-07-21 00:37:57.007Z	179.619° S	2025-07-21 00:44:57.007Z	270.333° WNW	41.043°	2025-07-21 00:51:57.007Z	333.66° NNW

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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Check out NOAA 3, 6920 on other resources

View NOAA 3, 6920 on NASA - NSSDCA Website

View NOAA 3, 6920 on Heavens-Above

View NOAA 3, 6920 on Keep Track

View NOAA 3, 6920 on Celestrak

View NOAA 3, 6920 on Gunter's Space Page

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