Fast Evolution of Stellar Prominence | Tianqi’s Personal Site

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Magnetic field and Prominences of the young, solar-like, ultra-rapid rotator V530 Per

What happend on the ultra rapid rotating solar-like star?

What are their surface look like?

What about the magnetic field structure of this kind of stars?

Does the magnetic activity (e.g., prominences) performed like the Sun?

References:

https://ui.adsabs.harvard.edu/abs/2020A%26A...643A..39C/abstract

https://ui.adsabs.harvard.edu/abs/2021A%26A...654A..42C/abstract

Stellar parameters of V530 Per

Name

Value

Uncertainty

Distance

167 pc

Age

33 Myr

Teff

5281 K

log g

4.39

0.11

K mag

9.422

0.019

J mag

10.080

0.019

Luminosity

0.76

0.18

Radius

1.04

0.11

Mass

1.03

0.13

Rossby number

0.0128

0.0019

vsin i

105.6 km/s

0.15

Period

0.3205 d

0.0002

dOmega

0.043 rad/d

0.007

Inclination

35°

0.2