... distribution Long-term brightness variations Rotation of the star with starspots Period of brightness variation rotation period Amplitude of brightness variation size of starspots Period of brightness variation orbital period Orbital modulation of binary ...
[
Текст
]
Ссылки http://www.stsci.edu/institute/conference/iausps13/presentations/Maehara.pdf -- 1529.0 Кб -- 05.02.2013 Похожие документы
... Also rotational modulated light variations indicate the presence of large starspot regions on the younger stars. ... of this program we have developed tight relations among rotation, age magnetic-activity indicators (Lx, UV emissions, starspots ...
... stable instruments can likely be built, starspots are likely to be a major ... Starspots also affect astrometry, but much less [6,7]. ... The limit of precision for RV is determined by astrophysical noise from starspots. ...
... Considerable progress is being made i n mapping magnetic fields on the photospheres of magnetically active stars using rotational modulation of starspots, Doppler imaging, and Zeeman splitting (Donati et al. ...
... stars are so heavily mottled by starspots that rotational modulation of their light ... the spatial distributions of the largest starspot groups have been mapped on many ...
... If the period of stellar rotation can be determined from starspot modulation of the photometric signal or rotational modulation of the CaII H and K line emission,8 eq can be inferred from the estimated radius of that particular spectral type star, and sin ...
[
Текст
]
Ссылки http://www.stsci.edu/ftp/ExInEd/electronic_reports_folder/TOPS.pdf -- 902.9 Кб -- 23.08.1995 Похожие документы