Sections

Catalogues

Tools and Links

Galactic Map

Show the direction and distance to this object on the Galactic Map.

Alkalurops

Mu^1,2 Boötis, 51 Boötis

Bright Yellow Star in Boötes

Show on Sky Map

Proper Name	Alkalurops
Bayer Designation	Mu¹ Boötis (A), Mu² Boötis (B)
Flamsteed Number	51 Boötis
HR (BSC)	5733 (A), 5734 (B)
HD	137391 (A), 137392 (B)
Constellation	Boötes
Right Ascension	15h 24m 29s (A) 15h 24m 31s (B)
Declination	+37° 22' 38" (A) +37° 20' 50" (B)
Distance	116 light years / 36 parsecs (A) 118 light years / 36 parsecs (B)
Magnitude	Apparent: +4.3 (A), +6.9 (B) Absolute: +1.6 (A), +3.9 (B)
Spectral Class	F2IVa bright yellow subgiant (A) G0V yellow dwarf (B)
Optimum Visibility	May / June

The centred star in this image is the subgiant Alkalurops A or Mu¹ Boötis. Slightly to the south is its companion, which is in fact a binary star in its own right comprising a pair of yellow dwarfs, Alkalurops B and C. Imagery provided by Aladin sky atlas

Indexes

Related Entries

Boötes

v2.1g