Hemisphere:  Northern
Sh2-155 The Cave Nebula, 



    
        

            John Bozeman
Sh2-155 The Cave Nebula
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Sh2-155 The Cave Nebula

Technical card

Imaging telescopes or lenses: Astro-Tech AT65EDQ

Imaging cameras: QHYCCD QHY9M

Mounts: Takahashi EM-11 Temma2 jr

Guiding telescopes or lenses: Borg Mini-50

Guiding cameras: Lodestar

Filters: Astrodon SII 3nm Tru-Balance  ·  Astrodon OIII 3nm Tru-Balance  ·  Astrodon Ha 3nm Tru-Balance


Dates:Aug. 11, 2014Aug. 19, 2014Aug. 22, 2014

Frames:
Astrodon Ha 3nm Tru-Balance: 33x1800" -20C bin 1x1
Astrodon OIII 3nm Tru-Balance: 17x1800" -20C bin 1x1
Astrodon SII 3nm Tru-Balance: 16x1800" -20C bin 1x1

Integration: 33.0 hours

Darks: ~15

Flats: ~15

Avg. Moon age: 22.14 days

Avg. Moon phase: 46.04%

Bortle Dark-Sky Scale: 3.00


Basic astrometry details

Astrometry.net job: 347695

RA center: 22h 56' 53"

DEC center: +62° 36' 3"

Pixel scale: 2.637 arcsec/pixel

Orientation: -4.833 degrees

Field radius: 1.395 degrees


Resolution: 3103x2209

Locations: Cherry Hill Observatory, Mena, Arkansas, United States

Description

The Cave Nebula
Ha: 33X1800, OIII: 17X1800, SII: 16X1800
Camera: QHY9M
Filter: Astrodon 3nm Ha, OIII, SII
Telescope: AT65EDQ
Mount: Takahashi EM-11
Location: Cherry Hill Observatory
Dates: August 11-22, 2014

Comments

Author

jbozeman
John Bozeman
License: None (All rights reserved)
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Sh2-155 The Cave Nebula, 



    
        

            John Bozeman