All Images Copyright Rod Gallagher                                      Click on image to see full size

NGC 4550-- Lenticular Galaxy

Object

Type

Barred Lenticular Galaxy

Constellation

Virgo

Distance

50.0M light years

Magnitude

12.2

Size

2.9 x 0.8 arc-min

Notes

NGC4550 is the galaxy near the center of the image

NGC4551 is the smaller galaxy to the lower left

Image

Date

2009-05-31

Place

Bixhoma Observatory (H33)

Exposure Data

Lum 8 mins @ -10C

Lum 8x1 min

Notes

All filters binned 2x2

Equipment

Optics

Meade 12" RCX-400

Focal Length

1500 mm @f/5 (f/8 with 6.3 focal reducer)

Mount

RCX-400 on Milburn wedge

Camera

SBIG ST-8XME w/AO7

Focuser

JMI Focuser with RoboFocus

Filters

CFW-8, Astrodon LRGB

Software

TheSky6, FocusMax, CCDAutopilot4, PixInsight, PhotoShop CS6

Reprocessed on 12/21/2022