NGC 2420 (Lund 364, Cr 154) Open Cluster in Gemini
Located at: RA 07 hours 38 minutes 24 seconds, Dec +21 degrees 34 minutes 24 seconds
Size: 10' (6.0'); Magnitude: 8.3; Class: I 1 r
North is up
West to the right
| Telescope: |
8" f5 Newtonian reflector |
| Camera: |
ST-8XME, self-guided, binned 1x1, temp -25c, camera control MaxIm DL 4.56 |
| Image: |
Red (Hoya 25A) filter, 150 minutes (15 x 10 minute subs), 02/25/2007 |
| Processing: |
CCDStack 1.1, 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 6.0 arc
minutes. From the NGC / IC Project: Contemporary Visual Observation(s) for NGC 2420 NGC 2420 = Cr 154 = Mel 69 = OCL-488 07 38 24 +21 34.5 V = 8.3; Size 10 17.5": excellent cluster of at least 50 stars mag 11-15 within a 6' diameter. Good spread of magnitudes, includes 15 stars mag 11-13 over a rich background of numerous mag 14-15 stars and unresolved haze. The brightest mag 10 star is on the W side and has a mag 13 companion 12" S. Located between mag 9.1 SAO 79575 6' NNE and mag 8.9 SAO 79563 6' SSW. A faint galaxy pair CGCG 117-059 and CGCG 117-060 are in the field 10' WNW! - by Steve Gottlieb |