122 Tauri

Altitude: 48.6° Azimuth: 135.5° Direction: South-East

122 Tauri is a hypergiant star in the constellation of Taurus.

122 Tauri visual magnitude is 5.54. Because of its reltive faintness, 122 Tauri 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 122 Tauri:

Color of 122 Tauri ⬤

Magnitude of 122 Tauri 5.54

Class Hypergiant

VISIBILITY RIGHT NOW

122 Tauri is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 48.6°
Azimuth: 135.5°
Direction: South-East

Celestial coordinates and finder chart of 122 Tauri

122 Tauri is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 122 Tauri are provided in the following table:

Right Ascension J2000 05h 37m 03s

Declination J2000 +17° 02’ 25”

Galactic Longitude 189.12°

Galactic Latitude -7.91°

Constellation Taurus

The simplified sky map below shows the position of 122 Tauri in the sky:

Simplified finder chart for 122 Tauri.

Visibility of 122 Tauri from your location

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

Today's 122 Tauri rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 73.0° RISE 16:54

Max altitude: 55.6° TRANSIT 0:27

Azimuth: 287.0° SET 7:55

Digitized Sky Survey image of 122 Tauri

The image below is a photograph of 122 Tauri 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 122 Tauri is 0.045 arcsec per year in Right Ascension and -0.031 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of 122 Tauri. The red arrow shows the motion of 122 Tauri during the next 10000 years (7.50 arcmin in Right Ascension and -5.17 arcmin in declination);

Distance of 122 Tauri from the Sun and relative movement

122 Tauri is distant 175.65 light years from the Sun and it is moving far from the Sun at the speed of 41 kilometers per second.

Distance (parsec) 53.88 pc

Distance (light year) 175.65 ly

Heliocentric radial velocity 41 km/s

Proper Motion RA 0.045 arcsec/year

Proper Motion Dec -0.031 arcsec/year

Spectral properties of 122 Tauri

122 Tauri belongs to spectral class F0 and has a luminosity class of V corresponding to a hypergiant star.

Absolute magnitude 1.88

Spectral Type F0V

Color Index (B-V) 0.22

Temperature of 122 Tauri 8011K

The red dot in the diagram below shows where 122 Tauri is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 122 Tauri. Attribution: Richard Powell / CC BY-SA

Alternative designations of 122 Tauri

Flamsteed designation 122 Tauri

Henry Draper Catalogue HD37147

SAO Catalogue SAO94700

Hipparcos Catalogue HIP26382

Durchmusterung Catalogue BD+16 822

Support us

In Evidence

Other stars in Taurus