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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

Country

Related business

National Oceanic and Atmospheric Administration (US)

Manufacturer

RCA/East Windsor

Mission

Non-operational spacecraft

Bus & Motor

TIROS M, Unknown motor

Mass

340 kg wet, 340 kg dry

Launch date (UTC)

1973-11-06 (53 years ago)

Launch vehicle

DELTA 0300

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

BOX + 2 PAN, 1.1 m

Radar Cross Section

Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 4 hours ago

TLE from 4 hours ago

0 NOAA 3
1 06920U 73086A   26261.98840326 -.00000044  00000-0  20285-4 0  9998
2 06920 102.2853 276.8013 0006343 316.0903  71.2580 12.40397055393537

Epoch: 2026-09-18T23:43Z

TLE epoch observation values (Epoch: 2026-09-18T23:43:18.041Z)

Latitude

26.775°

Longitude

-83.20485°

Altitude

1,506.254 km

Speed

7.115 km/s

True Right ascension

18h 02m 05s

True Declination

26° 39' 00"

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

20:23:02

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,507.511 km

Perigee altitude

1,497.513 km

Semi-major axis

7,880.649 km

Eccentricity

0.00063

Inclination

102.2853°

RAAN

276.8013°

Arg. of periapsis

316.0903°

True anomaly

71.32685°

Mean anomaly

71.258°

Eccentric anomaly

71.29242°

Mean motion

3.10242 °/min

Orbital period

116.04 mins

BSTAR

0.000020285

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

DELTA 1 DEB, 7194

DELTA 1 DEB, 7208 (Decayed)

DELTA 1 DEB, 18511 (Decayed)

DELTA 1 DEB, 7061

DELTA 1 DEB, 7058

DELTA 1 DEB, 7488 (Decayed)

DELTA 1 DEB, 7089 (Decayed)

DELTA 1 DEB, 7087 (Decayed)

DELTA 1 DEB, 9700 (Decayed)

DELTA 1 DEB, 7201 (Decayed)

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NOAA 3 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.
16 mins	2026-09-19 13:45:16.195Z	24.775° NE	2026-09-19 13:53:16.195Z	123.814° SE	65.456°	2026-09-19 14:01:16.195Z	187.392° SSW
12 mins	2026-09-19 15:40:16.195Z	354.235° N	2026-09-19 15:46:16.195Z	300.96° NW	30.208°	2026-09-19 15:52:16.195Z	251.458° W
10 mins	2026-09-19 23:00:16.195Z	88.34° E	2026-09-19 23:04:16.195Z	55.06° ENE	22.863°	2026-09-19 23:10:16.195Z	7.526° NNE
15 mins	2026-09-20 00:50:16.195Z	161.435° S	2026-09-20 00:57:16.195Z	210.238° SW	86.121°	2026-09-20 01:05:16.195Z	341.286° N
9 mins	2026-09-20 02:48:16.195Z	238.008° WSW	2026-09-20 02:52:16.195Z	268.573° W	16.887°	2026-09-20 02:57:16.195Z	305.428° NW

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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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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

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

NOAA 3, 6920

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 4 hours ago

TLE from 4 hours ago

TLE epoch observation values (Epoch: 2026-09-18T23:43:18.041Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

NOAA 3 Visibility forecast

Co-orbital & Co-planar RSOs

Check out NOAA 3, 6920 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 4 hours ago