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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 5:39  
clear_day Transit: 12:56  
SunsetSet: 20:14
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All Constellations » Octans » 

HR1271

Altitude: -52.1°   Azimuth: 172.4°   Direction: South

HR1271 is a double sub-giant star in the constellation of Octans.

HR1271 visual magnitude is 6.41. Because of its reltive faintness, HR1271 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR1271 is 0.013 arcsec per year in Right Ascension and 0.01 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR1271 star
DSS2 image of HR1271. The red arrow shows the motion of HR1271 during the next 10000 years (2.17 arcmin in Right Ascension and 1.67 arcmin in declination);

Key facts about HR1271

6.41
Sub-giant

HR1271 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -52.1°
Azimuth: 172.4°
Direction: South

Celestial coordinates and finder chart of HR1271

HR1271 is situated close to the southern celestial pole and, as such, it is easilty visible for most part of the year from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR1271 are provided in the following table:

03h 42m 32s
-85° 15’ 43”
299.2°
-30.56°
Octans

The simplified sky map below shows the position of HR1271 in the sky:

Finder chart HR1271 star
Simplified finder chart for HR1271.

Visibility of HR1271 from your location

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

HR1271 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR1271 from the Sun and relative movement

HR1271 is distant 480.83 light years from the Sun and it is moving far from the Sun at the speed of 21 kilometers per second.

147.49 pc
480.83 ly
21 km/s
0.013 arcsec/year
0.01 arcsec/year

Spectral properties of HR1271

HR1271 belongs to spectral class B9 and has a luminosity class of IV corresponding to a sub-giant star.

0.57
B9IV
10252K

The red dot in the diagram below shows where HR1271 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1271. Attribution: Richard Powell / CC BY-SA

HR1271 star system properties

HR1271 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 HR1271 double sysyem:

6.41
7.91
1.5
2.2 arcsec

Alternative designations of HR1271

SAO258356
SAO258356