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Copernicus

Rho¹ Cancri, 55 Cancri

Yellow dwarf in Cancer

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Proper Name	Copernicus
Bayer Designation	Rho¹ Cancri
Flamsteed Number	55 Cancri
HR (BSC)	3522
HD	75732
Constellation	Cancer
Right Ascension	8h 52m 36s
Declination	+28° 19' 51"
Distance	41 light years 13 parsecs
Magnitude	Apparent: +5.9 Absolute: +5.5
Spectral Class	G8V yellow dwarf (some sources prefer K0IV orange subgiant)
Planets in this system	Brahe (Copernicus c), gas giant Galileo (Copernicus b), gas giant Harriot (Copernicus f), gas giant Janssen (Copernicus e), super Earth Lipperhey (Copernicus d), gas giant
Optimum Visibility	February

Copernicus in the northern parts of Cancer is a Sun-like star with five known planets in orbit. The reddish star to the south in this image is 53 Cancri (an unrelated red giant star immensely more distant from Earth than Copernicus). Imagery provided by Aladin sky atlas

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