81-Tau (Star)
Color-magnitude diagram
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
Click and drag the chart above to pan around the sky, or use the mouse wheel to zoom.
Click to enlarge.
From Cambridge , 81-Tau is visible in the morning sky, becoming accessible around 00:00, when it reaches an altitude of 20° above your eastern horizon. It will then reach its highest point in the sky at 05:03, 63° above your southern horizon. It will be lost to dawn twilight around 05:24, 62° above your southern horizon.
Begin typing the name of a town near to you, and then select the town from the list of options
which appear below.
|
Name
81-Tau
|
Object type
Star
|
Other names
Position
| Right ascension: | 04h30m39s [4] |
| Declination: | +15°41'30" [4] |
| Constellation: | Taurus |
| Magnitude: | 5.46 (V) [2] 5.76 (BT) [2] 5.48 (VT) [2] 5.42 (G) [4] 5.53 (BP) [4] 5.20 (RP) [4] |
| Distance: | 45.7 parsec 149.1 lightyrs [4] |
| B-V Color (mag): | 0.24 |
| Proper motion (speed): | 106.3 mas/yr[4] |
| Proper motion (pos ang): | 103.2° |
Derived quantities
| Absolute mag (V): | 2.16 |
Visibility from Cambridge
All times shown in Cambridge local time.