45 Andromedae

45 Andromedae is a giant star in the constellation of Andromeda.

45 Andromedae visual magnitude is 5.81. Because of its reltive faintness, 45 Andromedae 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 45 Andromedae:

Color of 45 Andromedae ⬤

Magnitude of 45 Andromedae 5.81

Class Giant

VISIBILITY RIGHT NOW 45 Andromedae is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of 45 Andromedae

45 Andromedae 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 45 Andromedae are provided in the following table:

Right Ascension J2000 01h 11m 10s

Declination J2000 +37° 43’ 27”

Galactic Longitude 127.24°

Galactic Latitude -24.98°

Constellation Andromeda

The simplified sky map below shows the position of 45 Andromedae in the sky:

Simplified finder chart for 45 Andromedae.

Visibility of 45 Andromedae from your location

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

Today's 45 Andromedae rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 52.3° RISE 1:54

Max altitude: 76.2° TRANSIT 12:56

Azimuth: 307.7° SET 0:02

RIGHT NOW 45 Andromedae is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 45 Andromedae

The image below is a photograph of 45 Andromedae 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 45 Andromedae is -0.012 arcsec per year in Right Ascension and -0.007 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of 45 Andromedae. The red arrow shows the motion of 45 Andromedae during the next 10000 years (-2.00 arcmin in Right Ascension and -1.17 arcmin in declination);

Distance of 45 Andromedae from the Sun and relative movement

45 Andromedae is distant 915.73 light years from the Sun and it is moving towards the Sun at the speed of 1 kilometers per second.

Distance (parsec) 280.90 pc

Distance (light year) 915.73 ly

Heliocentric radial velocity -1 km/s

Proper Motion RA -0.012 arcsec/year

Proper Motion Dec -0.007 arcsec/year

Spectral properties of 45 Andromedae

45 Andromedae belongs to spectral class B7 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -1.43

Spectral Type B7III

Color Index (B-V) -0.1

Temperature of 45 Andromedae 11573K

The red dot in the diagram below shows where 45 Andromedae is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 45 Andromedae. Attribution: Richard Powell / CC BY-SA

Alternative designations of 45 Andromedae

Flamsteed designation 45 Andromedae

Henry Draper Catalogue HD7019

SAO Catalogue SAO54494

Hipparcos Catalogue HIP5550

Durchmusterung Catalogue BD+36 201

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Other stars in Andromeda