κ1 Tauri (kappa1 Tauri)

κ1 Tauri is a variable and multiple sub-giant star in the constellation of Taurus.

κ1 Tauri visual magnitude is 4.22. Because of its moderate brightness, κ1 Tauri 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 κ1 Tauri:

Color of κ1 Tauri ⬤

Magnitude of κ1 Tauri 4.22

Class Sub-giant

VISIBILITY RIGHT NOW κ1 Tauri (kappa1 Tauri) is above the horizon from Greenwich, United Kingdom [change]. Altitude: 43°.

Celestial coordinates and finder chart of κ1 Tauri

κ1 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 κ1 Tauri are provided in the following table:

Right Ascension J2000 04h 25m 22s

Declination J2000 +22° 17’ 38”

Galactic Longitude 174.56°

Galactic Latitude -18.48°

Constellation Taurus

The simplified sky map below shows the position of κ1 Tauri in the sky:

Finder chart κ1 Tauri (kappa1 Tauri) star

Simplified finder chart for κ1 Tauri (kappa1 Tauri).

Visibility of κ1 Tauri from your location

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

Today's κ1 Tauri (kappa1 Tauri) rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 67.7° RISE 9:00

Max altitude: 60.8° TRANSIT 17:02

Azimuth: 292.3° SET 1:07

RIGHT NOW κ1 Tauri (kappa1 Tauri) is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of κ1 Tauri

The image below is a photograph of κ1 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 κ1 Tauri is 0.096 arcsec per year in Right Ascension and -0.048 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of κ1 Tauri. The red arrow shows the motion of κ1 Tauri during the next 1000 years (1.60 arcmin in Right Ascension and -0.80 arcmin in declination);

Distance of κ1 Tauri from the Sun and relative movement

κ1 Tauri is distant 153.27 light years from the Sun and it is moving far from the Sun at the speed of 40 kilometers per second.

Distance (parsec) 47.01 pc

Distance (light year) 153.27 ly

Heliocentric radial velocity 40 km/s

Proper Motion RA 0.096 arcsec/year

Proper Motion Dec -0.048 arcsec/year

Spectral properties of κ1 Tauri

κ1 Tauri belongs to spectral class A7 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude 0.86

Spectral Type A7IV

Color Index (B-V) 0.13

Temperature of κ1 Tauri 8748K

The red dot in the diagram below shows where κ1 Tauri is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of κ1 Tauri. Attribution: Richard Powell / CC BY-SA

Alternative designations of κ1 Tauri

Bayer designation κ1 Tauri
(kappa1 Tauri)

Flamsteed designation 65 Tauri

Henry Draper Catalogue HD27934

SAO Catalogue SAO76601

Hipparcos Catalogue HIP20635

Durchmusterung Catalogue BD+21 642

General Catalogue of Variable Stars 1593

Aitken Double Star Catalogue ADS3201

How to support us

In Evidence

Other stars in Taurus