Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  27 gam Cas  ·  28 ups02 Cas  ·  30 mu. Cas  ·  33 tet Cas  ·  34 phi Cas  ·  37 del Cas  ·  39 chi Cas  ·  Cassiopeia  ·  IC 59  ·  IC 63  ·  IC59  ·  IC63  ·  M103  ·  Marfak  ·  NGC 457  ·  NGC358  ·  NGC381  ·  NGC433  ·  NGC436  ·  NGC457  ·  Owl Cluster  ·  PK124-07.1  ·  PK127-01.1  ·  PK128-04.1  ·  PK129-05.1  ·  Part of the constellation Cassiopeia (Cas)  ·  Ruchbah  ·  Sh2-185  ·  Sh2-187  ·  Sh2-188  ·  And 8 more.
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NGC 457 The ET Cluster and Surroundings, 



    
        

            Alberto Pisabarro
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NGC 457 The ET Cluster and Surroundings

Imaging telescopes or lenses: Rokinon 135mm

Imaging cameras: QSI 583wsg

Mounts: Astro Physics AP Mach 1 GTO with GTOCP3

Software: Software Bisque TheSky X  ·  Focus Max  ·  Pisinsight 1.8

Filters: Astrodon Luminance Tru-Balance E-Series Gen 2  ·  Astrodon Red Tru-Balance E-Series Generation 2  ·  Astrodon Blue Tru-Balance E-Series Gen 2  ·  Astrodon Green Tru-Balance E-Series Generation 2

Accessory: Robofocus


Dates:Nov. 23, 2019Dec. 3, 2019

Frames:
Astrodon Blue Tru-Balance E-Series Gen 2: 22x300" -15C bin 1x1
Astrodon Green Tru-Balance E-Series Generation 2: 25x300" -15C bin 1x1
Astrodon Luminance Tru-Balance E-Series Gen 2: 23x300" -15C bin 1x1
Astrodon Red Tru-Balance E-Series Generation 2: 15x300" -15C bin 1x1

Integration: 7.1 hours

Avg. Moon age: 16.39 days

Avg. Moon phase: 27.66%

Bortle Dark-Sky Scale: 2.00


Astrometry.net job: 3800718

RA center: 1h 19' 9"

DEC center: +58° 15' 23"

Pixel scale: 8.619 arcsec/pixel

Orientation: 89.076 degrees

Field radius: 4.841 degrees


Resolution: 3224x2444

Data source: Amateur hosting facility

Remote source: DeepSkyWest

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