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public LocationGreenwich, UK
Sunrise: 4:42 
Transit: 13:00 
Sunset: 21:18
sunny   (Daytime)   What's Visible Now?


Above the horizon.  Rise: 4:54 | Tran: 12:44 | Set: 20:35
Altitude: 25.1°   Azimuth: 272.2°   Direction: West

HR1977 is a variable bright giant star of spectral class C5 in the constellation of Taurus.

HR1977 visual magnitude is 6.95. Because of its faintness, HR1977 is not visible to the naked eye.

Celestial coordinates and finder chart of HR1977

Finder chart HR1977 star
Simplified finder chart for HR1977.

HR1977 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 HR1977 are provided in the following table:

05h 45m 39s
+20° 41’ 42”
Image of HR1977 star
DSS2 image of HR1977. The red arrow shows the motion of HR1977 during the next 100000 years (-1.67 arcmin in Right Ascension and 0.00 arcmin in declination);

Key facts about HR1977

Bright giant

and has a luminosity class of II corresponding to a bright giant star.


The red dot in the diagram below shows where HR1977 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1977. Attribution: Richard Powell / CC BY-SA

Distance of HR1977 from the Sun and relative movement

HR1977 is distant 876.34 light years from the Sun and it is moving far from the Sun at the speed of 17 kilometers per second.

268.82 pc
876.34 ly
17 km/s
-0.001 arcsec/year

Alternative designations of HR1977


Visibility of HR1977 from your location

Today's HR1977 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 69.3°
Max altitude: 59.2°
Azimuth: 290.7°