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White (A8 V)

KELT-21

A8 V1 planet
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Temperature
0K

Effective surface temperature

Stellar Mass
0M☉

Relative to our Sun

Stellar Radius
0R☉

Relative to our Sun

Distance
0pc

From Earth in parsecs

Stellar Properties

Spectral TypeA8 V
Effective Temperature7,598 K
Mass1.458 M☉
Radius1.638 R☉
Luminosity8.0301 L☉
Metallicity [Fe/H]-0.405

Position

Distance470.878 pc
Right Ascension304.8 °
Declination32.581 °

Compared to Our Sun

Sun(G-type)KELT-21(White)
1.64× the Sun's radius1.46× the Sun's mass8.030× the Sun's luminosity

Planetary System

KELT-21KELT-21 b0.05 AUHabitable Zone

Why did the Type Ia supernova make a great ruler?