Hemisphere:  Northern  ·  Constellation: Monoceros (Mon)  ·  Contains:  NGC 2244  ·  The star 12Mon


            Ron Machisen
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            Ron Machisen
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Technical card

Imaging telescopes or lenses: Celestron EdgeHD 1100

Imaging cameras: QSI 683wsg QSI683wsg

Mounts: CGEM DX

Guiding cameras: Lodestar

Focal reducers: Celestron .7x Focal Reducer Celestron f7

Software: Maxim DL 5 MaximDL 5  ·  PHD GUIDING  ·  Focus Max  ·  Photoshop CS 6  ·  MaxPoint  ·  Star Spikes Pro 2  ·  Microtouch

Filters: Astrodon Ha 3nm  ·  Astrodon SII 3nm  ·  Astrodon OIII 3nm

Accessory: DewBuster  ·  Feathertouch Motorised Focuser Feathertouch  ·  AstroZap  ·  Spike-a Bahtinov mask

Dates:Nov. 18, 2013

Frames: 9x1800" (4h 30')

Integration: 4h 30'

Avg. Moon age: 15.58 days

Avg. Moon phase: 99.25%

Basic astrometry details

Astrometry.net job: 211262

RA center: 6h 31' 48"

DEC center: +4° 57' 54"

Pixel scale: 0.563 arcsec/pixel

Orientation: -87.087 degrees

Field radius: 0.312 degrees

Resolution: 3174x2420

Locations: Home Observatory, San Antonio, TEXAS, United States


Rosette Nebula in Narrow-band. Total imaging time 4.5 hours. SII, Ha, and OII 3 nm Astrondon filters each 9x1800s, Celestron 11HD with .7x reducer


Sky plot

Sky plot




            Ron Machisen