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Stopwatch Observations of Satellites Made During the Month of April 1973

R. D. Eberst | NTIS | 1973

Keywords: Satellite tracking , Ariel 4 satellite , Esro 4 satellite , Explorer satellites , Heos b satellite

I‐3e

Precise, Autonomous Formation Flight at Low Cost

Roth, Niels / Risi, Ben / Zee, Robert E. et al. | Wiley | 2020

Keywords: ship‐tracking Automatic Identification System Satellite constellation , BRIght Target Explorer constellation , CanX‐4

Interim Definitive Orbit for the Satellite 1958-Epsilon, Explorer-IV

NTIS | 1960

Keywords: Explorer 4 satellite

Stopwatch Observations of Satellites. November 1973

R. D. Eberst | NTIS | 1973

Keywords: Satellite tracking , Ariel 4 satellite , Explorer satellites , Nimbus 4 satellite , Skylab 4 , Td-1 satellite

Stopwatch Observations of Satellites, August 1971

R. D. Eberst | NTIS | 1971

Keywords: Satellite tracking , Explorer satellites , Midas 4 satellite , Midas 5 satellite

Artificial Satellites - Observations Made at Strasbourg (11 November 1961 - 31 May 1964, Echo and Others)

P. Muller | NTIS | 1969

Keywords: Satellite observation , Explorer 9 satellite , Sputnik 4 satellite

Stopwatch Observations of Satellites, May 1972

R. D. Eberst | NTIS | 1972

Keywords: Satellite tracking , Elektron 4 satellite , Explorer satellites , Nimbus 3 satellite , Pageos satellite

Stopwatch Observations of Satellites. December 1973

R. D. Eberst | NTIS | 1974

Keywords: Satellite tracking , Esro 4 satellite , Explorer satellites , Skylab 4

Stopwatch Observations of Satellites. April 1974

R. D. Eberst | NTIS | 1974

Keywords: Satellite tracking , Ariel 4 satellite , Explorer satellites

Stopwatch Observations of Satellites, June 1972

R. D. Eberst | NTIS | 1972

Keywords: Satellite tracking , Alouette 1 satellite , Alouette 2 satellite , Explorer satellites , Nimbus 3 satellite , Nimbus 4 satellite

Stopwatch Observations of Satellites, January 1970

R. D. Eberst | NTIS | 1970

Keywords: Explorer satellites , Satellite tracking , Geos 1 satellite , Geos 2 satellite , Midas 4 satellite , Transit 5a satellite

Stopwatch Observations of Satellites, January 1975

R. D. Eberst | NTIS | 1975

Keywords: Satellite tracking , Explorer satellites , Nimbus 4 satellite , Skylab 4

Stopwatch Observations of Satellites, April 1971

R. D. Eberst | NTIS | 1971

Keywords: Satellite tracking , Alouette 2 satellite , Elektron 4 satellite , Explorer satellites , Midas 5 satellite , Pageos satellite

Stopwatch Observations of Satellites, July 1973

R. D. Eberst | NTIS | 1973

Keywords: Satellite tracking , Ariel 4 satellite , Explorer satellites , Transit 5a satellite

Stopwatch Observations of Satellites, March 1971

R. D. Eberst | NTIS | 1971

Keywords: Satellite tracking , Alouette 2 satellite , Ariel 1 satellite , Azur satellite , Elektron 4 satellite , Explorer satellites , Geos 1 satellite , Pageos satellite

Stopwatch Observations of Satellites, June 1974

R. D. Eberst | NTIS | 1974

Keywords: Satellite tracking , Explorer satellites , Heos b satellite , Skylab 4

Stopwatch Observations of Satellites, October 1974

R. D. Eberst | NTIS | 1974

Keywords: Satellite tracking , Explorer satellites , Skylab 4 , Td-1 satellite

Stopwatch Observations of Satellites, September 1974

R. D. Eberst | NTIS | 1974

Keywords: Satellite tracking , Explorer satellites , Skylab 4

Stopwatch Observations of Satellites, November 1974

R. D. Eberst | NTIS | 1974

Keywords: Satellite tracking , Explorer satellites , Skylab 4