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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:22 
Transit: 12:46 
Sunset: 18:09
wb_twilight   (Nautical Twilight)  
What's Visible Now • Tonight Timeline
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All Constellations » Taurus » 

45 Tauri

Below the horizon.  Rise: 21:13 | Tran: 3:44 | Set: 10:10
Alt: -18.60°   Az: 54.00°   Direction: North-East

45 Tauri is a double main-sequence star of spectral class F4 in the constellation of Taurus.

45 Tauri visual magnitude is 5.72. Because of its faintness, 45 Tauri is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Image of 45 Tauri star
DSS2 image of 45 Tauri. The red arrow shows the motion of 45 Tauri during the next 1000 years (2.48 arcmin in Right Ascension and 0.08 arcmin in declination);

Celestial Coordinates

Apparent

04h 12m 39s
+05° 35’ 08”
15h 21m 34s
19h 34m 14s

J2000

04h 11m 20s
+05° 31’ 23”

Galactic Coordinates

186.58°
-31.73°

Finder Chart

Finder chart 45 Tauri star
Simplified finder chart for 45 Tauri.

Magnitude, Color, Spectral Class

5.72
Main-sequence

2.79
F4V
7101K

The red dot in the diagram below shows where 45 Tauri is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 45 Tauri. Attribution: Richard Powell / CC BY-SA

Star System Properties

45 Tauri 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 45 Tauri double sysyem:

5.72
9.82
4.1
124.1 arcsec

Distance, Radial Speed, Proper Motion

45 Tauri is distant 125.92 light years from the Sun and it is moving far from the Sun at the speed of 37 kilometers per second.

38.62
125.92
37 km/s
0.149 arcsec/y
0.005"/y

Alternative Designations

SAO111648
SAO111648

Visibility from Your Location

Today's 45 Tauri rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 84.4°
Max altitude: 44.1°
Azimuth: 275.6°