Botein - δ Arietis (delta Arietis)

Above the horizon. Rise: 20:29 | Tran: 4:18 | Set: 12:04

Alt: 15.68° Az: 77.72° Direction: East-North-East

Botein, also designated as δ Arietis (delta Arietis), is a variable giant star of spectral class K2 in the constellation of Aries.

Botein visual magnitude is 4.35. Because of its moderate brightness, Botein is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Image of Botein - δ Arietis (delta Arietis) star

DSS2 image of Botein. The red arrow shows the motion of Botein during the next 1000 years (2.53 arcmin in Right Ascension and -0.18 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 03h 13m 02s

Declination +19° 49’ 06”

Hour Angle 18h 01m 58s

Sideral Time 21h 15m 00s

J2000

Right Ascension 03h 11m 37s

Declination +19° 43’ 36”

Galactic Coordinates

Galactic Longitude 162.6°

Galactic Latitude -32.14°

Finder Chart

Simplified finder chart for Botein - δ Arietis (delta Arietis).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.35

Class Giant

Absolute magnitude 0.79

Spectral Type K2III

Color Index (B-V) 1.03

Temperature 4672K

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

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

Distance, Radial Speed, Proper Motion

Botein is distant 167.70 light years from the Sun and it is moving far from the Sun at the speed of 25 kilometers per second.

Distance (parsec) 51.44

Distance (light year) 167.70

Radial Speed 25 km/s

Proper Motion RA 0.152 arcsec/y

Proper Motion Dec -0.011"/y

Alternative Designations

Proper Name Botein

Bayer designation δ Arietis
(delta Arietis)

Flamsteed designation 57 Arietis

Henry Draper Catalogue HD19787

SAO Catalogue SAO93328

Hipparcos Catalogue HIP14838

Durchmusterung Catalogue BD+19 477

FK5 Catalogue 114

General Catalogue of Variable Stars 1066

Visibility from Your Location

Today's Botein - δ Arietis (delta Arietis) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 70.2° RISE 20:29

Max altitude: 58.3° TRANSIT 4:18

Azimuth: 289.8° SET 12:04

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Aries