The star τ-Boo

Color-magnitude diagram
Image of τ-Boo
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
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From Ashburn , τ-Boo will become visible around 21:45 (EDT) as the dusk sky fades, 47° above your western horizon. It will then sink towards the horizon, setting 5 hours and 29 minutes after the Sun at 01:57.

Begin typing the name of a town near to you, and then select the town from the list of options which appear below.
Name τ-Boo
Object Type Star
Other Names
4-Boo
HR 5185
HD 120136
NSV 6444
HIP 67275
TYC 1460-132-1
Position
Constellation:Bootes
Magnitude:
Variable
4.49 (V)[1]
5.06 (BT)[1]
4.54 (VT)[1]
B-V Color (mag):0.45
Right Ascension:13h47m15s [1]
Declination:+17°27'24" [1]
Distance:15.6 parsec
50.9 lightyrs [2]
Proper motion (speed):482.5 mas/yr [2]
Proper motion (pos ang):276.4°
Derived Quantities
Absolute Mag (V):3.52

Ashburn

Latitude:
Longitude:
Timezone:

39.04°N
77.49°W
EDT

Color scheme