All Images Copyright Rod Gallagher                                                              Click here to see full size image                                                   Mouse over image to see annotation

Abell 539 -- Galaxy Cluster

Object

Type

Galaxy Cluster

Constellation

Orion

Distance

370M light-years

Magnitude

14.4

Size

16.8 arc-min

Image

Date

2010-10-05

Place

Okie-Tex Star Party

Exposure Data

Clear 30 mins @ -10C

C 6x5 min

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, Focusmax, CCDAutopilot4, CCDStack 2+, PixInsight, PhotoShop CS6

Reprocessed on 08/16/2023