Počet záznamů: 1
Relative sunspot numbers in the first half of the seventheenth century
- 1.0124906 - ASU-R 20020001 RIV NL eng J - Článek v odborném periodiku
Letfus, Vojtěch
Relative sunspot numbers in the first half of the seventheenth century.
Solar Physics. Roč. 205, č. 1 (2002), s. 189-200. ISSN 0038-0938. E-ISSN 1573-093X
Grant CEP: GA AV ČR KSK1048102
Výzkumný záměr: CEZ:AV0Z1003909
Klíčová slova: sunspot
Kód oboru RIV: BN - Astronomie a nebeská mechanika, astrofyzika
Impakt faktor: 1.875, rok: 2002
Daily relative sunspot numbers and their monthly and annual means in the years 1611-1613 and 1642-1644 were derived from observations collected by Wolf. A nonlinear two step interpolation method derived earlier was used to enlarge the number of daily data.
Trvalý link: http://hdl.handle.net/11104/0023165
Počet záznamů: 1