Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:45  
clear_day Transit: 12:57  
SunsetSet: 21:10 south
sunny DaytimeWhat's Visible Now
All Constellations » Taurus » 


Altitude: 20.7°   Azimuth: 82.2°   Direction: East

HR1370 is a double hypergiant star in the constellation of Taurus.

HR1370 visual magnitude is 5.91. Because of its reltive faintness, HR1370 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR1370:


HR1370 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 20.7°
Azimuth: 82.2°
Direction: East

Celestial coordinates and finder chart of HR1370

HR1370 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 HR1370 are provided in the following table:

04h 22m 22s
+20° 49’ 17”

The simplified sky map below shows the position of HR1370 in the sky:

Finder chart HR1370 star
Simplified finder chart for HR1370.

Visibility of HR1370 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's HR1370 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 69.2°
Max altitude: 59.3°
Azimuth: 290.8°
HR1370 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR1370

The image below is a photograph of HR1370 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of HR1370 is 0.001 arcsec per year in Right Ascension and 0.001 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR1370 star
DSS2 image of HR1370. The red arrow shows the motion of HR1370 during the next 100000 years (1.67 arcmin in Right Ascension and 1.67 arcmin in declination);

Distance of HR1370 from the Sun and relative movement

HR1370 is distant 1,752.69 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

537.63 pc
1,752.69 ly
-9 km/s
0.001 arcsec/year
0.001 arcsec/year

Spectral properties of HR1370

HR1370 belongs to spectral class M0 and has a luminosity class of III corresponding to a hypergiant star.


The red dot in the diagram below shows where HR1370 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1370. Attribution: Richard Powell / CC BY-SA

HR1370 star system properties

HR1370 is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the HR1370 double sysyem:

2 arcsec

Alternative designations of HR1370