NGC 559 (Lund 45, Cr 13) Open Cluster in Cassiopeia
Located at: RA 01 hours 29 minutes 30 seconds, Dec +63 degrees 18 minutes 00 seconds
Size: 4.4' (7.0'); Magnitude: 9.5; Class: I 1 m
North is up
West to the right
| Telescope: |
8" f5 Newtonian reflector |
| Camera: |
ST-8XME, self-guided, binned 1x1, temp -15c, camera control MaxIm DL 4.56 |
| Image: |
Lumicon Deep Sky filter, 190 minutes (19 x 10 minute subs), 09/15/2007 |
| Processing: |
CCDStack 1.3, Photoshop 7.0 |
| Location: |
Rolling Roof Observatory, Thousand Oaks, CA 91360 (+34d 13m 29s -118h 52m 20s) |
| Notes: |
According to "Star Clusters", by Brent Archinal
and Steven Hynes, the size of this open cluster is 7.0 arc
minutes. From the NGC / IC Project: Contemporary Visual Observation(s) for NGC 559 NGC 0559 = Cr 13 = OCL-322 = Lund 45 01 29 34 +63 18.2 V = 9.5; Size 4 17.5": about 50 stars mag 10-15 at 220x in a 6'x4' region. Fairly compact and rich with an irregular outline. Includes a thin isosceles triangle of three mag 10 stars with the base to the S. The SE star in this base is a close unequal double. A number of the stars are arranged in strings including four mag 13-14 stars over haze trail from base to the N. Also four mag 8/9 stars precede the cluster to the NW in a 10' string. - by Steve Gottlieb |