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

M16 -- Eagle Nebula

Object

Type

Open Cluster / Emission Nebula

Constellation

Serpens

Distance

5,700 light years

Magnitude

6.4

Size

70 x 50 arc-min

Image

Date

2018-07-12 / 2019-09-27 / 2020-08-18

Place

Cheddar Ranch / Okie-Tex Star Party / Cheddar Ranch

Exposure Data

HaLRGB 180:330:90:90:90 mins @ -15C

Ha 18x10, Lum 33x10, R 9x10, G 9x10, B 9x10

Notes

All filters binned 1x1

Equipment

Optics

Takahashi TOA-150

Focal Length

1100 mm @f/7.3

Mount

Paramount ME

Camera

SBIG STL-6303E

Focuser

RoboFocus

Filters

Internal CFW, Astrodon LRGB (Gen 2), H-Alpha (3nm)

Software

TheSkyX, CCDSoft, CCDAutopilot5, CCDStack2+, PhotoShop CS6, eXcalibrator, PixInsight, BlurXTerminator

Reprocessed on 02/02/2023