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🌎  Greenwich, United Kingdom [change]

HR418

HR418 is a double star in the constellation of Andromeda.

HR418 visual magnitude is 6.46. Because of its reltive faintness, HR418 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 HR418:

6.46
HR418 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 10°.

Celestial coordinates and finder chart of HR418

HR418 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR418 are provided in the following table:

01h 27m 26s
+41° 06’ 02”
130.2°
-21.26°
Andromeda

The simplified sky map below shows the position of HR418 in the sky:

Finder chart HR418 star
Simplified finder chart for HR418.

Visibility of HR418 from your location

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

HR418 is circumpolar and transits at 06:54 UTC (altitude: 79.6°)

Digitized Sky Survey image of HR418

The image below is a photograph of HR418 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 HR418 is 0.003 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 HR418 star
DSS2 image of HR418. The red arrow shows the motion of HR418 during the next 100000 years (5.00 arcmin in Right Ascension and -1.67 arcmin in declination);

Distance of HR418 from the Sun and relative movement

HR418 is distant 182.02 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

55.83 pc
182.02 ly
1 km/s
0.003 arcsec/year
-0.001 arcsec/year

Spectral properties of HR418

HR418 belongs to spectral class A7

2.73
A7
7658K

The red dot in the diagram below shows where HR418 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR418. Attribution: Richard Powell / CC BY-SA

HR418 star system properties

HR418 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 HR418 double sysyem:

6.46
12.36
5.9
15.3 arcsec

Alternative designations of HR418

SAO37227
SAO37227