SAO 12874 and SAO 12870

Star name:

Other names:

Constellation:                                      Camelopardalis

Other ID:                                             SAO 12874, HIP 17296, HD 22649, B+62 597, PPM 14446

Magnitude:                                          5.05

Absolute magnitude:

Luminosity, Sun = 1:

R.A. 2000:                                          03hr 42min 09.325sec

Dec 2000:                                           +63deg 13min 00.501sec

Spectral type:                                      S5.3 SB

Temperature:

Mass, solar masses:

Radius, solar radii:

Distance in light-years:                       520.19

 

Star name:                                           U Camelopardalis

Other names:

Constellation:                                      Camelopardalis

Other ID:                                             SAO 12870, HIP 17257, HD 22611, B+62 596

Magnitude:                                          6.99 (6.9 – 7.6)

Absolute magnitude:

Luminosity, Sun = 1:

R.A. 2000:                                          03hr 41min 48.172sec

Dec 2000:                                           +62deg 38min 54.382sec

Spectral type:                                      C3
– C6(N5)  Carbon star

Temperature:

Mass, solar masses:

Radius, solar radii:

Distance in light-years:

 

 

SAO 12874 and SAO 12870 are a pair of red stars lying just to the right of the famous “Kemble’s Cascade” asterism.  SAO 12874 has B-V 1.97 and SAO 12870 or U Camelopardalis has B-V 4.91 so it is a very red Carbon star.

 

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