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LANDSAT 1 (ERTS 1), 6126

Orbit data source: Space-Track

LANDSAT 1 (ERTS 1), 6126 is a payload satellite owned by GSFC (US) in SSO that was launched on Sun, 23 Jul 1972 UTC via a DELTA 0900 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/6126?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/6126?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

6126, 1972-058A

Orbit

SSO

Last TLE update

11 hours ago

Origin

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

GE/MSVD

Mission

Non-operational Civil Imaging

Bus & Motor

NIMBUS, Unknown motor

Mass

891 kg wet, 891 kg dry

Launch date (UTC)

1972-07-23 (53 years ago)

Launch vehicle

DELTA 0900

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cone + 2 Pan, 3.3 m

Radar Cross Section

2.170 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 11 hours ago

0 LANDSAT 1 (ERTS 1)
1 06126U 72058A   25189.88372162 -.00000163  00000-0 -82506-4 0  9996
2 06126  99.3651 208.2846 0008892 109.4594 250.7529 13.97794228699993

Epoch: 2025-07-08T21:12Z

TLE epoch observation values (Epoch: 2025-07-08T21:12:33.547Z)

Latitude

-0.0001°

Longitude

-36.92747°

Altitude

906.445 km

Speed

7.398 km/s

True Right ascension

13h 53m 08s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

45.0788°

Longitude

153.0062°

Altitude

902.382 km

Speed

7.408 km/s

Apparent Right ascension

05h 20m 33s

Apparent Declination

8° 15' 14"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

20:18:59

Azimuth

51.027° ENE

Elevation

-26.634°

Doppler factor

Orbital elements

Apogee altitude

905.134 km

Perigee altitude

892.193 km

Semi-major axis

7,276.801 km

Eccentricity

0.00089

Inclination

99.3651°

RAAN

208.2846°

Arg. of periapsis

109.4594°

True anomaly

Unknown

Mean anomaly

250.7529°

Eccentric anomaly

Unknown

Mean motion

3.49649 °/min

Orbital period

102.96 mins

BSTAR

-0.000082506

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Other satellites on launch #58 in the year 1972 (1972-07-23 UTC)

DELTA 1 DEB, 7854 (Decayed)

DELTA 1 DEB, 7855 (Decayed)

DELTA 1 DEB, 7856 (Decayed)

DELTA 1 DEB, 7857 (Decayed)

DELTA 1 DEB, 7858 (Decayed)

DELTA 1 DEB, 7859 (Decayed)

DELTA 1 DEB, 7860 (Decayed)

DELTA 1 DEB, 7861 (Decayed)

DELTA 1 DEB, 7862 (Decayed)

DELTA 1 DEB, 7863 (Decayed)

DELTA 1 DEB, 7864 (Decayed)

DELTA 1 DEB, 7865 (Decayed)

DELTA 1 DEB, 7866 (Decayed)

DELTA 1 DEB, 7867 (Decayed)

LANDSAT 1 (ERTS 1) 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.
9 mins	2025-07-09 13:16:22.280Z	40.327° NE	2025-07-09 13:20:22.280Z	90.802° ESE	26.202°	2025-07-09 13:25:22.280Z	155.078° SSE
9 mins	2025-07-09 14:58:22.280Z	352.046° N	2025-07-09 15:02:22.280Z	292.169° WNW	31.493°	2025-07-09 15:07:22.280Z	227.606° WSW
9 mins	2025-07-10 00:49:22.280Z	147.347° SSE	2025-07-10 00:53:22.280Z	86.935° E	41.096°	2025-07-10 00:58:22.280Z	354.666° N
6 mins	2025-07-10 02:33:22.280Z	238.953° WSW	2025-07-10 02:35:22.280Z	262.972° W	16.974°	2025-07-10 02:39:22.280Z	308.242° NW

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Check out LANDSAT 1 (ERTS 1), 6126 on other resources

View LANDSAT 1 (ERTS 1), 6126 on NASA - NSSDCA Website

View LANDSAT 1 (ERTS 1), 6126 on Heavens-Above

View LANDSAT 1 (ERTS 1), 6126 on Keep Track

View LANDSAT 1 (ERTS 1), 6126 on Celestrak

View LANDSAT 1 (ERTS 1), 6126 on Gunter's Space Page

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