M 91 (NGC 4548) Galaxy in Coma Berenices
Located at: RA 12 hours 35 minutes 26 seconds, Dec +14 degrees 29 minutes 49 seconds
Size: 5.4' x 4.2'; Magnitude: 11.0 blue; Class: SB(rs)b
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: |
Lumicon Red filter, 480 minutes (48 x 10 minute subs), 05/25/26/ & 06/16/17/2009; seeing 2.4-3.6 FWHM per CCDStack |
| Processing: |
CCDStack 1.6.0.3, Photoshop CS 5.1 |
| Location: |
Rolling Roof Observatory, Thousand Oaks, CA 91360 (+34d 13m 29s -118h 52m 20s) |
| Notes: | See this image with the first 240 minutes
of data taken 05/25/26 ... From the NGC / IC Project: Contemporary Visual Observation(s) for NGC 4548 NGC 4548 = M91 = U07753 = MCG +03-32-075 = CGCG 099-096 = PGC 41934 12 35 26.4 +14 29 47 V = 10.2; Size 5.4x4.3; SB = 13.4; PA = 150d 17.5": bright, moderately large, elongated 3:2 SW-NE, 3'x2', gradually increases to a bright core and a very small nucleus. M88 is 50' WSW. - by Steve Gottlieb |
