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Analyze real-time astronomical and meteorological data for 21 Her.
21 Her
A2sp...21 Her · Hercules
21 Her is a A2sp...-type star located in the constellation of Hercules. Sitting at a distance of approximately 366 ly from Earth, it shines with an apparent magnitude of 5.83, making it an interesting target for observation. It is officially recorded in the Hipparcos catalog as HIP 80351.
Common Name21 Her
Bayer Designation21 Her
HIP Catalog IDHIP 80351
ConstellationHercules
Right Ascension16h 24m 10.8s
Declination+6° 56' 54"
Distance366 ly
Apparent Magnitude+5.83
Absolute Magnitude+0.58
Color Index (B-V)0.02
Spectral ClassA2sp...
Variable StarNo