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    Arlo Udell Landolt (September 29, 1935 – January 21, 2022) was an American astronomer known for his widely used photometric standards. Landolt was born...
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  • publisher Arlo Hemphill (born 1971), American explorer, ocean conservationist and film actor Arlo U. Landolt (1935–2022), American astronomer Arlo Parks (born...
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  • Landolt is a Swiss surname. It may refer to: Arlo U. Landolt (1935-2022), American astronomer Dennis Landolt (born 1986), American footballer Edmund Landolt...
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  • of photometric-standard stars for UBVRI photometry was published by Arlo U. Landolt in 1992 in The Astronomical Journal. Portals: Astronomy Spaceflight...
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    1959, and was named by the Advisory Committee on Antarctic Names for Arlo U. Landolt, an aurora scientist at the International Geophysical Year South Pole...
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    Secretary/Treasurer, 1974-2000, (bulk 1985-1992) AAS Office of Secretary Arlo Landolt records addition, 1990-2000 American Astronomical Society Office of the...
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  • (b. 1952) Arnie Kantrowitz, 81, LGBT activist and author (b. 1940) Arlo U. Landolt, 86, astronomer (b. 1935) Mace Neufeld, 93, film producer (The Hunt...
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  • 1992 Bob Kurucz 1993 Janet Akyüz Mattei 1994 Wayne Warren, Jr. 1995 Arlo U. Landolt 1996 David L. Crawford 1997 Helmut Abt 1998 Frank Lovas 1999 Barry...
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    Observer, DIY science, O'Reilly Media, Inc., p. 408, ISBN 978-0596526856. Landolt, Arlo U. (February 1964), "The Galactic Cluster M25", Astrophysical Journal...
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    ISBN 9781349178032. OCLC 965821821. Retrieved 24 September 2016. Landolt, Arlo U. (2009). "UBVRI Photometric Standard Stars Around the Celestial Equator:...
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    Bright Stars". Sky and Telescope. 30: 21. Bibcode:1965S&T....30...21I. Landolt, Arlo U (2009). "UBVRI Photometric Standard Stars Around the Celestial Equator:...
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    and was the first variable white dwarf discovered when, in 1968, Arlo U. Landolt found that it varied in brightness with a period of approximately 749...
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    James Head, mixed martial artist in the Ultimate Fighting Championship Arlo U. Landolt, astronomer Sam LaPorta, football player for the Detroit Lions Ken...
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  • http://www.hs.uni-hamburg.de/DE/Ins/Per/Czesla/PyA/PyA/index.html. Landolt, Arlo U. (1992-07-01). "UBVRI Photometric Standard Stars in the Magnitude...
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    S2CID 96858465. Gordon, Karl D.; Geoffrey C. Clayton; Karl A. Misselt; Arlo U. Landolt; Michael J. Wolff (2003). "A Quantitative Comparison of the Small Magellanic...
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  • first variable white dwarf found was HL Tau 76; in 1965 and 1966, Arlo U. Landolt observed it to vary with a period of approximately 12.5 minutes. The...
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    might be a white dwarf. Greenstein confirmed this in 1969. In 1968, Arlo U. Landolt discovered the first intrinsically variable white dwarf when he found...
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    1051/0004-6361/202243940. S2CID 244398875. Gaia DR3 record for this source at VizieR. Landolt, Arlo U. (May 2009). "UBVRI photometric standard stars around the celestial...
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  • Thumbnail for List of nearest stars by spectral type
    ISSN 0035-8711. "Wolf 359". simbad.cds.unistra.fr. Retrieved 2024-01-05. Landolt, Arlo U. (2009-05-01). "UBVRI Photometric Standard Stars Around the Celestial...
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  • Journal. 157: 313. Bibcode:1969ApJ...157..313H. doi:10.1086/150069. Landolt, Arlo U. (August 1969). "UBV Observations of Selected Double Systems, II"...
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    Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. S2CID 18759600. Landolt, Arlo U.; Uomoto, Alan K. (2007). "Optical Multicolor Photometry of Spectrophotometric...
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    1051/0004-6361/202243940. S2CID 244398875. Gaia DR3 record for this source at VizieR. Landolt, Arlo U. (2 April 2009). "UBVRI Photometric Standard Stars Around the Celestial...
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  • mathematician, astronomer, cartograph, and diplomat JPL · 15071 15072 Landolt 1999 BS12 Arlo U. Landolt (born 1935), a secretary of the American Astronomical Society...
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    magnitude as in 2019. Salazar, Irene V.; Lebleu, Amy; Schaefer, Bradley E.; Landolt, Arlo U.; Dvorak, Shawn (2017). "Accurate pre- and post-eruption orbital periods...
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  • 1051/0004-6361/202243940. S2CID 244398875. Gaia DR3 record for this source at VizieR. Landolt, Arlo U. (July 1992), "UBVRI photometric standard stars in the magnitude range...
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  • 1051/0004-6361/202243940. S2CID 244398875. Gaia DR3 record for this source at VizieR. Landolt, Arlo U. (May 2009). "UBVRI Photometric Standard Stars Around the Celestial...
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  • Harry Kurschat, 91, German boxer, Olympic silver medalist (1956). Arlo U. Landolt, 86, American astronomer. Arnis Līcītis, 76, Latvian actor (The Favorite...
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    Information Bulletin on Variable Stars, 1801: 1, Bibcode:1980IBVS.1801....1P. Landolt, Arlo U. (December 1973), "New Minima and Light Elements for the Eclipsing...
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    Bibcode:1952ApJ...115..133H. doi:10.1086/145522. ISSN 0004-637X. Bond, Howard E.; Landolt, Arlo U. (1970). "Photometric and Spectroscopic Observations of AG and HR...
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  • Thumbnail for Timeline of United States discoveries
    pulsations within itself. The first pulsating white dwarf was discovered by Arlo U. Landolt when he observed in 1965 and 1966 that the luminosity of HL Tau 76...
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