Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:50  
clear_day Transit: 12:56  
SunsetSet: 21:02 south
wb_twilight Nautical TwilightWhat's Visible Now
All Constellations » Taurus » 

115 Tauri

115 Tauri is a multiple main-sequence star in the constellation of Taurus.

115 Tauri visual magnitude is 5.42. Because of its reltive faintness, 115 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 115 Tauri:

115 Tauri is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of 115 Tauri

115 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 115 Tauri are provided in the following table:

05h 27m 10s
+17° 57’ 43”

The simplified sky map below shows the position of 115 Tauri in the sky:

Finder chart 115 Tauri star
Simplified finder chart for 115 Tauri.

Visibility of 115 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 115 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: 72.0°
Max altitude: 56.5°
Azimuth: 288.0°
115 Tauri is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 115 Tauri

The image below is a photograph of 115 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 115 Tauri is 0.005 arcsec per year in Right Ascension and -0.022 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 115 Tauri star
DSS2 image of 115 Tauri. The red arrow shows the motion of 115 Tauri during the next 10000 years (0.83 arcmin in Right Ascension and -3.67 arcmin in declination);

Distance of 115 Tauri from the Sun and relative movement

115 Tauri is distant 668.03 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

204.92 pc
668.03 ly
18 km/s
0.005 arcsec/year
-0.022 arcsec/year

Spectral properties of 115 Tauri

115 Tauri belongs to spectral class B5 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where 115 Tauri is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 115 Tauri. Attribution: Richard Powell / CC BY-SA

115 Tauri star system properties

115 Tauri is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the 115 Tauri double sysyem:

0.1 arcsec

Alternative designations of 115 Tauri