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EntityQ1753582· pop 12· linked from 195 articles

BD+20°2457

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star in the constellation Leo

In the Vinony graph

Within Vinony's link graph, BD+20°2457 is referenced by 195 other articles, and connects out to list of stars in Leo, year and star.

It sits within the topics Durchmusterung objects, Hypothetical planetary systems and K-type bright giants.

Its subject is documented across 12 Wikipedia language editions.

Astronomical data · SIMBAD

Object type
*
Spectral type
K2
Distance
4,806 light-years
Redshift
z = 0.00048635465197999217
Coordinates
RA 154.1869° · Dec 19.8914°
View on SIMBAD →

via SIMBAD · CDS Strasbourg

Wikidata facts

Constellation
Leo
Distance from Earth
1539.71
Diameter
30100000
Radius
49
Mass
10.83
Image
Star BD+20 2457.png
Show 14 more facts
effective temperature
4137
spectral class
K2II
catalog code
AG+20 1166
parallax
0.6787
radial velocity
143.415
apparent magnitude
9.234629
epoch
J2000.0
metallicity
-0.79
luminosity
624
surface gravity
51.29
right ascension component of proper motion
-35.952
declination component of proper motion
-29.961
right ascension
154.18694660257628
declination
19.89139167385556
Sources (2)

via Wikidata · CC0

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