Hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  IC 1396  ·  The star Garnet Star (μCep)
The Elephant's Trunk, 


            Matt Harbison
The Elephant's Trunk
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The Elephant's Trunk

Technical card

Imaging telescopes or lenses: William Optics FLT 132 Triplet APO WOFLT132

Imaging cameras: QHY 16200A

Mounts: Astro-Physics Mach 1 GTO

Guiding telescopes or lenses: Willam Optics 50mm Guidescope

Guiding cameras: Starlight Xpress Lodestar

Focal reducers: WILLIAM OPTICS FLAT 4

Software: Adobe Photoshop photoshop PS  ·  PixInsight  ·  Sequence Generator Pro

Filters: Optolong LRGB  ·  Astrodon Ha 3nm

Accessory: Optec Alnitak Flip-Flat Flat Fielder  ·  Moonlite Crayford Focuser with motor

Dates:Sept. 4, 2016

Astrodon Ha 3nm: 12x900" (3h) -15C bin 1x1
Optolong LRGB: 12x180" (36') -15C bin 1x1

Integration: 3h 36'

Darks: 15

Flats: 15

Bias: 15

Avg. Moon age: 2.92 days

Avg. Moon phase: 9.32%

Bortle Dark-Sky Scale: 2.00

Basic astrometry details

Astrometry.net job: 1256974

RA center: 21h37m54s

DEC center: +58°0654

Pixel scale: 2.647 arcsec/pixel

Orientation: -72.001 degrees

Field radius: 1.761 degrees

Resolution: 620x408

Locations: Cloudland Canyon, Trenton, Georgia, United States


The Elephant's Trunk

2 Panel Mosaic

Shot over the new moon at Fall Creek Falls, I think after this turned out so nice, I'm going to create the mosaic to finish the entire region and do so. Very short data captures, yet the camera handles it wonderfully!

Image Details- per panel

2016- QHY 16200A

12 x 120s Red, Green, Blue

12 x 180s Luminance

12 x 900s Hydrogen

Equipment Used-

2016- Astro Physics Mach 1 Telescope Mount

QHY 16200A Monochrome CCD camera w/ Astrodon filters

William Optics 132FLT refractor

William Optics 50mm guide scope

Moonlite electronic focuser

Starlight Express Lodestar guider

Acquistion details-

Acquired in Sequence Generator Pro. Calibrated in Pixinsight, with levels and export from Photoshop. Data from past years integrated by registration frames and star alignment tool where appropriate.



  • The Elephant's Trunk, 


            Matt Harbison
  • The Elephant's Trunk, 


            Matt Harbison
  • Final
    The Elephant's Trunk, 


            Matt Harbison

Sky plot

Sky plot


The Elephant's Trunk, 


            Matt Harbison