γ2 Andromedae (gamma2 Andromedae)

γ2 Andromedae is a multiple main-sequence star in the constellation of Andromeda.

γ2 Andromedae visual magnitude is 4.84. Because of its moderate brightness, γ2 Andromedae should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about γ2 Andromedae:

Color of γ2 Andromedae ⬤

Magnitude of γ2 Andromedae 4.84

Class Main-sequence

VISIBILITY RIGHT NOW γ2 Andromedae (gamma2 Andromedae) is above the horizon from Greenwich, United Kingdom [change]. Altitude: 50°.

Celestial coordinates and finder chart of γ2 Andromedae

γ2 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 γ2 Andromedae are provided in the following table:

Right Ascension J2000 02h 03m 54s

Declination J2000 +42° 19’ 50”

Galactic Longitude 136.97°

Galactic Latitude -18.56°

Constellation Andromeda

The simplified sky map below shows the position of γ2 Andromedae in the sky:

Finder chart γ2 Andromedae (gamma2 Andromedae) star

Simplified finder chart for γ2 Andromedae (gamma2 Andromedae).

Visibility of γ2 Andromedae from your location

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

γ2 Andromedae (gamma2 Andromedae) is circumpolar and transits at 13:41 UTC (altitude: 80.9°)

Digitized Sky Survey image of γ2 Andromedae

The image below is a photograph of γ2 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 γ2 Andromedae is 0.037 arcsec per year in Right Ascension and -0.055 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of γ2 Andromedae (gamma2 Andromedae) star

DSS2 image of γ2 Andromedae. The red arrow shows the motion of γ2 Andromedae during the next 10000 years (6.17 arcmin in Right Ascension and -9.17 arcmin in declination);

Spectral properties of γ2 Andromedae

γ2 Andromedae belongs to spectral class B8 and has a luminosity class of V corresponding to a main-sequence star.

Spectral Type B8V

Color Index (B-V) 0.03

Temperature of γ2 Andromedae 9766K

γ2 Andromedae star system properties

γ2 Andromedae 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 γ2 Andromedae double sysyem:

Main star magnitude 4.84

Secondary star magnitude 7.64

Magnitude difference 2.8

Separation 9.6 arcsec

Alternative designations of γ2 Andromedae

Bayer designation γ2 Andromedae
(gamma2 Andromedae)

Flamsteed designation 57 Andromedae

Henry Draper Catalogue HD12534

SAO Catalogue SAO37735

Durchmusterung Catalogue BD+41 395

Aitken Double Star Catalogue ADS1630

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