NGC 4298 (UGC 7412) and NGC 4302 (UGC 7418) Galaxies in Coma Berenices

NGC 4302 is located at: RA 12 hours 21 minutes 42 seconds, Dec +14 degrees 35 minutes 39 seconds

Size: 3.0' x 1.8' and 5.8' x 0.7' Magnitude: 11.3 visual and 11.6 visual Class: SA(rs)c HII and Sc: sp

North is up

West to the right

Telescope:

 14.5" f5 Newtonian reflector

Camera:

 ST-8XME, self-guided, binned 1x1, temp -20c, camera control MaxIm DL 4.56

Image:

Lumicon Red filter, 490 minutes (49 x 10 minute subs), 05/17/18/19/20/2015; seeing 2.0-3.1 FWHM per CCDStack

Processing:

CCDStack 2.90.5589.16047, Photoshop CS5.1

Location:

 Rolling Roof Observatory, Thousand Oaks, CA 91360 (+34d 13m 29s -118h 52m 20s)

Notes: Took advantage of a window in the south to image some galaxies before the moon 'invades' this part of the sky. As usual this spring, had only two of four nights that were cloud free. NGC 4298 is to the west (right).

From the NGC / IC Project:

Contemporary Visual Observation(s) for NGC 4298
NGC 4298 = UGC 07412 = MCG +03-32-007 = CGCG 099-024 = PGC 39950
12 21 32.8 +14 36 24
V = 11.3;  Size 3.2x1.8;  SB = 13.1;  PA = 140d

17.5": fairly bright, moderately large, elongated NW-SE, broadly brighter 
center.  A mag 13 star is at the E end 0.8' from center.  Forms a close pair 
with edge-on N4302 2' E.

13": fairly faint, slightly elongated NW-SE.  A mag 13 star is at the E end .

- by Steve Gottlieb

Contemporary Visual Observation(s) for NGC 4302
NGC 4302 = UGC 07418 = MCG +03-32-009 = CGCG 099-027 = PGC 39974
12 21 42.3 +14 35 59
V = 11.6;  Size 5.5x1.0;  SB = 13.3;  PA = 178d

17.5": fairly faint, large edge-on 7:1 N-S, 4.5'x0.6', low surface brightness, 
weak concentration.  A mag 14 star is off the N edge 2.0' from center.  Forms a 
close pair with N4298 2.4' W.

13": faint edge-on streak N-S close following N4298.

- by Steve Gottlieb