20 Cygni
20 Cygni is a star in the constellation Cygnus. Its apparent magnitude is 5.03. Located around 62.07 parsecs (202.4 ly) distant, it is a red giant of spectral type K3III, a star that has used up its core hydrogen and is expanding. 20 Cyg is notable for being listed as one of the least variable stars in the Hipparcos catalogue, changing their brightness by no more than 0.01 magnitude.
primaryTopic
20 Cygni
20 Cygni is a star in the constellation Cygnus. Its apparent magnitude is 5.03. Located around 62.07 parsecs (202.4 ly) distant, it is a red giant of spectral type K3III, a star that has used up its core hydrogen and is expanding. 20 Cyg is notable for being listed as one of the least variable stars in the Hipparcos catalogue, changing their brightness by no more than 0.01 magnitude.
has abstract
20 Cygni (d Cygni) é uma estre ...... IIvar. É uma estrela variável.
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20 Cygni is a star in the cons ...... y no more than 0.01 magnitude.
@en
天鵝座20，又名BD+52 2547，HD 188056、S ...... 19h 48m 7.1s，赤緯+52° 13.14′ 3″。
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Wikipage page ID
41,559,676
Wikipage revision ID
707,892,927
constell
hypernym
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comment
20 Cygni (d Cygni) é uma estre ...... IIvar. É uma estrela variável.
@pt
20 Cygni is a star in the cons ...... y no more than 0.01 magnitude.
@en
天鵝座20，又名BD+52 2547，HD 188056、S ...... 19h 48m 7.1s，赤緯+52° 13.14′ 3″。
@zh
label
20 Cygni
@en
20 Cygni
@pt
奚仲增二
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