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

NGC 4485 / NGC 4490 -- Galaxies

Object

Type

Irregular Galaxy (NGC4485) / Barred Spiral Galaxy (NGC4490)

Constellation

Canes Venatici

Distance

29.1M light years (NGC4485) / 25.1M light years (NGC4490)

Magnitude

11.93 (NGC4485) / 9.8 (NGC4490)

Size

2.7x1.84 arc-min (NGC4485) / 6.3x3.1 arc-min (NGC4490)

Notes

Also Known as Arp 269

NGC 4490 is also known as the Cocoon Galaxy

NGC 4485 is the smaller satellite galaxy of NGC 4490

Image

Date

2012-04-18

Place

Texas Star Party

Exposure Data

C 30 mins @ -15C

C 6x5

Notes

All filters binned 2x2

Equipment

Optics

Takahashi TOA-150

Focal Length

1100 mm @f/7.3

Mount

Paramount ME

Camera

SBIG ST-10XME

Focuser

RoboFocus

Filters

CFW-10, AstroDon CRGB

Software

TheSky6, CCDSoft, CCDAutopilot4, CCDStack 2+, PixInsight, PhotoShop CS6

Reprocessed on 07/03/2023