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distances of the open clusters TR 14, TR 15, TR 16 and CR 228 based on Walraven photometry». Astronomy and Astrophysics Supplement Series 41: 93. Bibcode:1980A&AS…37 kB (4548 palabras) - 12:46 20 ene 2024
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- distances of the open clusters TR 14, TR 15, TR 16 and CR 228 based on Walraven photometry". Astronomy and Astrophysics Supplement Series. 41: 93. Bibcode:1980A&AS…123 kB (14 800 palabras) - 23:53 16 mar 2024
- astronomer and pioneer in optical instrumentation and precision photometry, Theodore Fjeda Walraven (1916–2008), who was a professor at the Leiden University…19 kB (802 palabras) - 21:42 14 ene 2024
- S2CID 16697655. Lub, J.; de Geus, E. J.; van de Grift, E. (October 1990). "Walraven photometry of nearby southern OB associations". Astronomy and Astrophysics Supplement…6 kB (460 palabras) - 03:38 13 ago 2023
- 1: Photometry of the flash spectrum (1928) with Marcel Minnaert Results of observations of the total solar eclipse of June 29, 1927 - 2: Photometry of…26 kB (2987 palabras) - 16:53 30 abr 2024
- Johanna Helena Terlinden (1920-1989), wife of Dutch astronomer Theodore Walraven. JPL · 21011 21014 Daishi 1988 TS1 Daishi grade school, Kōchi, Japan, attended…118 kB (419 palabras) - 15:07 15 mar 2024
- doubtful. In 1937, F. Zagar found irregular variations in the light curve. T. Walraven classified it as an RR Lyrae star in 1952 and suggested it may have two…14 kB (1223 palabras) - 00:46 4 ene 2024