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Fund Atronomia IV Parte - Kumbaya.name

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Pulasátiles<br />

Variables Pulsátiles Regulares- (Cefeidas)<br />

L(o m) varia 2-3 veces.<br />

T varia - T ≈ 1500 K<br />

d<br />

d<br />

El P ≈ 1 ÷ decenas , y es regular para<br />

cada cefeida.<br />

V r<br />

-hacia rojo en el mínimo, hacia azul<br />

en el máximo de brillo<br />

R- cambia<br />

Son estrellas gigantes o supergigantes<br />

(bastante luminosas) y son visibles a<br />

largas distancias.

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