The star η-Cas
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 Washington , η-Cas is visible in the dawn sky, becoming accessible around 04:41 (MDT), when it reaches an altitude of 17° above your north-eastern horizon. It will then reach an altitude of 24° before fading from view as dawn breaks at 05:52.
Begin typing the name of a town near to you, and then select the town from the list of options
which appear below.
|
Name
η-Cas
|
Object Type
Star
|
Position
| Constellation: | Cassiopeia |
| Magnitude: | 3.46 (V) [3] 4.16 (BT) [2] 3.52 (VT) [2] |
| B-V Color (mag): | 0.58 |
| Right ascension: | 00h49m05s [3] |
| Declination: | +57°48'59" [3] |
| Distance: | 6.0 parsec 19.4 lightyrs [5] |
| Proper motion (speed): | 1222.1 mas/yr [5] |
| Proper motion (pos ang): | 117.2° |
Derived Quantities
| Absolute mag (V): | 4.59 |
Visibility from Washington
All times shown in Washington local time.