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The Heart Nebula IC 1805 Hubble Palette APOD, 


            Terry Hancock

The Heart Nebula IC 1805 Hubble Palette APOD


APOD Astronomy Picture Of The Day 2013 March 4
Feature March 28 2013

Each month the UK’s The London Telegraph produces an article on the night sky, this month featured is The Heart Nebula IC1805. The image looks familiar :)

About this image
IC1805 most commonly known as The Heart Nebula lies some 7500 light years away from us and is located in the constellation Cassiopeia. This is an emission nebula showing glowing gas and dark dust lanes. This nebula is formed by the plasma of ionized hydrogen and free electrons.

Shot over 3 nights using the TMB92SS/QHY9M , this is a Hubble Palette (HST) version with SII filter assigned to Red, H-Alpha filter assigned to Green and OIII filter assigned to blue channel.
Total Exposure 14.5 hours

Image Information
Location: DownUnder Observatory, Fremont MI
Date of Shoot August 29th,30th and 31st 2012
QHY9M mono CCD
H-Alpha 3nm 11 x 30 min
OIII 8.5 nm 8 x 30 min
SII 8 nm 10 x 30 min
Camera: QHY9M monochrome CCD, cooled to -30C
StarlightXpress Color Filter Wheel
Scope: Thomas M. Back TMB 92SS F5.5 APO Refractor
Astro Tech AT2FF Field Flattener
For guiding: StarlightXpress Lodestar autoguider, StarlightXpress Ultra Slim Off Axis guider
Paramount GT-1100S German Equatorial Mount (with MKS 4000)
Image Aquisition Maxim DL
Stacking and Calibrating: CCDStack
Registration of images in Registar
Post Processing Photoshop CS5
Star Spikes Pro II

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Terry Hancock
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The Heart Nebula IC 1805 Hubble Palette APOD, 


            Terry Hancock