Helix Nebula, Jared Wellman

Helix Nebula

Equipment

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Acquisition details

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Description

Best viewed on black

NGC 7293 (Helix Nebula)

Taken on 10/26/2011 and 10/28/2011

Equipment:

Scope: Astro-Physics 130 GT

Mount: Losmandy G11

Guide: 80mm Orion ST80; Meade DSI (w/ PHD)

Camera: QHY9M

Filters: Baader H-Alpha and OIII

Field Flattener: HoTech SCA

Sub Time: 15m

Exposure Time: (H-Alpha: 180m; OIII: 180m)

Captured with: Nebulosity and Sequence Generator for Astroart

Processed with: PixInsight 1.7

Temperature: -20C

Location: Eldorado TX (X Bar Ranch at Eldorado Star Party)

This is a false color composite with the following gas lines mapped to colors:

Red: H-Alpha

Green: 50% H-Alpha + 50% OIII

Blue: OIII

The Helix Nebula (also known as The Helix, NGC 7293, or Caldwell 63) is a large planetary nebula located in the constellation Aquarius. Discovered by Karl Ludwig Harding, probably before 1824, this object is one of the closest to the Earth of all the bright planetary nebulae. The estimated distance is about 215 parsecs or 700 light-years.

Comments

Histogram

Helix Nebula, Jared Wellman