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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 13:00 
Sunset: 21:17
sunny   (Daytime)   What's Visible Now?


Below the horizon.  Rise: 12:38 | Tran: 17:15 | Set: 21:51
Altitude: -53.2°   Azimuth: 17.1°   Direction: North-North-East

HR3986 is a hypergiant star of spectral class A0 in the constellation of Hydra.

HR3986 visual magnitude is 6.27. Because of its faintness, HR3986 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Celestial coordinates and finder chart of HR3986

Finder chart HR3986 star
Simplified finder chart for HR3986.

HR3986 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR3986 are provided in the following table:

10h 08m 35s
-15° 36’ 42”
Image of HR3986 star
DSS2 image of HR3986. The red arrow shows the motion of HR3986 during the next 10000 years (-4.50 arcmin in Right Ascension and 2.33 arcmin in declination);

Key facts about HR3986


and has a luminosity class of V corresponding to a hypergiant star.


The red dot in the diagram below shows where HR3986 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3986. Attribution: Richard Powell / CC BY-SA

Distance of HR3986 from the Sun and relative movement

HR3986 is distant 578.01 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.

177.30 pc
578.01 ly
9 km/s
-0.027 arcsec/year
0.014 arcsec/year

Alternative designations of HR3986


Visibility of HR3986 from your location

Today's HR3986 rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):

Azimuth: 105.6°
Max altitude: 22.9°
Azimuth: 254.4°