5 Aqr
5 Aqr
5 Aqr is a B-type (Blue-White) star located in the constellation Aquarius. It carries the designation 5 Aqr.
Located approximately 649.7 light-years from Earth, 5 Aqr resides within the broader disk of our Milky Way galaxy.
5 Aqr is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.55, 5 Aqr sits near the limit of naked-eye visibility. It can be glimpsed without optical aid under dark skies, but binoculars will make observation much easier. Observers will note its blue hue, which corresponds to a B-V color index of -0.076.
Physical Properties
| Spectral Class | Class B — B-type (Blue-White) |
| Color Index (B−V) | -0.076 |
Observation
| Apparent Magnitude | +5.55 |
| Absolute Magnitude | -0.95 |
| Distance | 650 ly |
| Constellation | Aquarius |
Position
| Right Ascension | 20h 52.14m |
| Declination | -5° 30.42′ |
Frequently Asked Questions
What type of star is 5 Aqr?
5 Aqr is a Class B — B-type (Blue-White) star.
How far is 5 Aqr from Earth?
5 Aqr is approximately 649.7 light-years from Earth.
Can you see 5 Aqr with the naked eye?
With an apparent magnitude of 5.55, 5 Aqr is visible to the naked eye.
What constellation is 5 Aqr in?
5 Aqr is located in the constellation Aquarius.