V440-Per (Star)
Color-magnitude diagram
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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From Cambridge , V440-Per will become visible at around 20:19 (EDT), 34° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, becoming tricky to observe after 22:04 when it dips 21° above your north-western horizon.
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|
Name
V440-Per
|
Object type
Star
|
Position
| Right ascension: | 02h23m51s [4] |
| Declination: | +55°21'53" [4] |
| Constellation: | Perseus |
| Magnitude: Variable | 6.30 (V) [2] 7.32 (BT) [2] 6.38 (VT) [2] 6.00 (G) [4] 6.46 (BP) [4] 5.35 (RP) [4] |
| Distance: | 1.1 kpc 3.5 klyr [4] |
| B-V Color (mag): | 0.80 |
| Proper motion (speed): | 3.1 mas/yr[4] |
| Proper motion (pos ang): | 217.6° |
Derived quantities
| Absolute mag (V): | -3.86 |
Visibility from Cambridge
All times shown in Cambridge local time.