Hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  IC 1396  ·  IC1396  ·  Sh2-131  ·  VdB142
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The Elephant's Trunk, 



    
        

            Matt Harbison
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The Elephant's Trunk

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

Imaging cameras: Atik 383L+ Monochrome  ·  QHY 16200A

Mounts: Astro-Physics Mach 1 GTO  ·  Astro-Physics 1100 GTO

Guiding telescopes or lenses: Willam Optics 50mm Guidescope  ·  William Optics FLT 132 Triplet APO WOFLT132

Guiding cameras: QHY-5-L-II-M QHY5-II Mono  ·  Starlight Xpress Lodestar

Focal reducers: William Optics Reducer 0.80 #2  ·  WILLIAM OPTICS FLAT 4

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

Filters: Baader SII 8nm  ·  Baader O III 8.5nm  ·  Astrodon Ha 3nm  ·  Astrodon Tru-Balance LRGB E-Series Gen 2

Accessory: QHY Med OAG QHYOAG-M  ·  Moonlite DRO focuser&rotator Moonlite DRO Focuser & Rotator  ·  ATIK Filter Wheel EFW2  ·  Optec Alnitak Flip-Flat Flat Fielder  ·  Moonlite Crayford Focuser with motor


Dates:Aug. 27, 2018

Frames: 43x600"

Integration: 7.2 hours

Avg. Moon age: 15.69 days

Avg. Moon phase: 99.03%


Astrometry.net job: 2223822

RA center: 21h 36' 4"

DEC center: +57° 30' 24"

Pixel scale: 2.103 arcsec/pixel

Orientation: 75.288 degrees

Field radius: 0.730 degrees


Resolution: 1504x2000

Locations: Chattanooga, Chattanooga, Tn, United States

Data source: Backyard

Description

HA acquired this year in the driveway over the last week on a QHY16200. Sii & Oiii acquired year before last with an ATIK 383L Mono.

A fun little experiment.

HA -43 x 600s Shot over the course of the last week during the new moon with my 16200 sensor (3nm Astrodon)
Sii- 15 x 600s Shot a few years ago on my 8300 sensor
Oiii- 19 x 600s Shot a few years ago on my 8300 sensor
LRGB- 12 x 180s (per filter) LRGB Stars from last year.

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The Elephant's Trunk, 



    
        

            Matt Harbison