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

M46 -- Open Cluster

NGC 2438 -- Planetary Nebula

Object

Type

Open Cluster (M46) / Planetary Nebula (NGC 2438)

Constellation

Puppis

Distance

4920 light years (M46) / 1370 light years (NGC 2438)

Magnitude

6.0 (M46) / 10.8 (NGC 2438)

Size

22.8 arc-min (M46) / 1.1 arc-min (NGC 2438)

Image

Date

2013-02-08

Place

Winter Star Party

Exposure Data

RGB 30:30:30 mins @ -15C

R 6x5, G 6x5, B 6x5

Notes

All filters binned 1x1, Created pseudo Lum from RGB data

Equipment

Optics

Takahashi FSQ-106N

Focal Length

530 mm @f/5.0

Mount

Takahashi NJP

Camera

SBIG ST-10XME

Focuser

RoboFocus

Filters

CFW-10, AstroDon CRGB

Software

TheSkyX, CCDSoft, CCDAutopilot5, CCDStack 2+, PhotoShop CS6, PixInsight, BlurXTerminator

Reprocessed on 01/22/2023