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: 6:44  
clear_day Transit: 12:51  
SunsetSet: 18:57 south
sunny DaytimeWhat's Visible Now
All Constellations » Orion » 


Altitude: 6.7°   Azimuth: 279.5°   Direction: West

HR1507 is a variable and multiple hypergiant star in the constellation of Orion.

HR1507 visual magnitude is 5.4. Because of its reltive faintness, HR1507 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 HR1507:


HR1507 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 6.7°
Azimuth: 279.5°
Direction: West

Celestial coordinates and finder chart of HR1507

HR1507 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 HR1507 are provided in the following table:

04h 44m 25s
+11° 08’ 45”

The simplified sky map below shows the position of HR1507 in the sky:

Finder chart HR1507 star
Simplified finder chart for HR1507.

Visibility of HR1507 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 HR1507 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: 78.9°
Max altitude: 49.7°
Azimuth: 281.1°

Digitized Sky Survey image of HR1507

The image below is a photograph of HR1507 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 HR1507 is 0.1 arcsec per year in Right Ascension and -0.015 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR1507 star
DSS2 image of HR1507. The red arrow shows the motion of HR1507 during the next 1000 years (1.67 arcmin in Right Ascension and -0.25 arcmin in declination);

Distance of HR1507 from the Sun and relative movement

HR1507 is distant 157.26 light years from the Sun and it is moving far from the Sun at the speed of 40 kilometers per second.

48.24 pc
157.26 ly
40 km/s
0.1 arcsec/year
-0.015 arcsec/year

Spectral properties of HR1507

HR1507 belongs to spectral class F0 and has a luminosity class of V corresponding to a hypergiant star.


The red dot in the diagram below shows where HR1507 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1507. Attribution: Richard Powell / CC BY-SA

HR1507 star system properties

HR1507 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR1507 double sysyem:

74.7 arcsec

Alternative designations of HR1507