Your guide to the Solar System and the night sky
🌎 Location: Greenwich, United Kingdom [change]

HR8474

HR8474 is a double main-sequence star in the constellation of Cepheus.

HR8474 visual magnitude is 5.5. Because of its reltive faintness, HR8474 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 HR8474:

5.5
Main-sequence
HR8474 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 50°.

Celestial coordinates and finder chart of HR8474

HR8474 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR8474 are provided in the following table:

22h 10m 38s
+70° 07’ 58”
110°
11.41°
Cepheus

The simplified sky map below shows the position of HR8474 in the sky:

Finder chart HR8474 star
Simplified finder chart for HR8474.

Visibility of HR8474 from your location

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

HR8474 is circumpolar and transits at 00:39 UTC (altitude: 71.3°)

Digitized Sky Survey image of HR8474

The image below is a photograph of HR8474 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 HR8474 is -0.06 arcsec per year in Right Ascension and 0.028 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8474 star
DSS2 image of HR8474. The red arrow shows the motion of HR8474 during the next 10000 years (-10.00 arcmin in Right Ascension and 4.67 arcmin in declination);

Distance of HR8474 from the Sun and relative movement

HR8474 is distant 106.50 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

32.67 pc
106.50 ly
1 km/s
-0.06 arcsec/year
0.028 arcsec/year

Spectral properties of HR8474

HR8474 belongs to spectral class F2 and has a luminosity class of V corresponding to a main-sequence star.

2.93
F2V
6989K

The red dot in the diagram below shows where HR8474 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8474. Attribution: Richard Powell / CC BY-SA

HR8474 star system properties

HR8474 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 HR8474 double sysyem:

5.5
8.6
3.1
14.6 arcsec

Alternative designations of HR8474

SAO19922
SAO19922