Hercules
Her
Rank: #5
1225 sq. deg.
Hercules is a constellation named after Hercules, the Roman mythology hero adapted from the Greek hero Heracles. Hercules was one of the 48 constellations listed by the second-century astronomer Ptolemy, and it remains one of the 88 modern constellations today. It is the fifth-largest of the modern constellations and is the largest of the 50 which have no stars brighter than apparent magnitude +2.5..
IAU constellation map showing the boundaries and main stars
Hercules
| Genitive | Herculis |
| Symbolism | the Hercules |
| Right ascension | 17h 00m 00s |
| Declination | +30° 00' 00" |
| Area | 1225 sq. deg. |
| Area rank | 5th |
| Brightest star | Kornephoros (mag 2.78) |
Deep-Sky Objects Summary
33
Brightest Stars
1
Open Clusters
5
Globular Clusters
30
Galaxies
0
Nebulae
Brightest Stars
| Designation | Name | Apparent magnitude | Right ascension | Declination | Spectral type |
|---|
Globular Clusters
| Designation | Name | Apparent magnitude | Right ascension | Declination | Angular size |
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Galaxies
| Designation | Name | Apparent magnitude | Right ascension | Declination | Type |
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