Hemisphere:  Northern  ·  Contains:  M 65  ·  M 66  ·  NGC 3623  ·  NGC 3627  ·  NGC 3628
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Leo Triplet, 



    
        

            marcsphotography
Leo Triplet
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Leo Triplet

Technical card

Imaging telescopes or lenses: Celestron Newton 150/750

Imaging cameras: ZWO ASI1600MM-P

Mounts: Celestron Advanced VX

Guiding telescopes or lenses: 50mm Guidescope

Guiding cameras: T7C

Software: SharpCap pro  ·  Pleiades Astrophoto S.L. PinInsight  ·  PHD2  ·  Nighttime Imaging 'N' Astronomy

Filters: Optolong LRGB SHO(6nm) 31mm

Accessory: Zwo EAF  ·  Skywatcher 2" Coma Corrector f/4  ·  Zwo EFW


Dates:Feb. 21, 2020March 16, 2020March 18, 2020

Frames:Optolong LRGB 31mm: 472x100" (gain: 76.00) -15C bin 1x1

Integration: 13.1 hours

Avg. Moon age: 24.66 days

Avg. Moon phase: 27.51%


Basic astrometry details

Astrometry.net job: 3343395

RA center: 11h 19' 54"

DEC center: +13° 20' 24"

Pixel scale: 1.045 arcsec/pixel

Orientation: 124.023 degrees

Field radius: 0.654 degrees


Resolution: 3381x2980

Locations: Heimsternwarte, Mannersdorf a.d.R., Burgenland, Austria

Data source: Backyard

Description

Frames:

L 292x100"
R 60x100"
G 60x100"
B 60x100"

Processing:

L:

Decon with starmask as local deringing support, Lum starless (L-starmask (dilated and convoluted))

TGV with L_mask as local support, masked with low contrast mask stretched to 50%

MMT with L_mask stretched to 75%

HT pre stretch, Adaptive Stretch, Curves, LHE, MMT (denoise), ACDNR, USM

RGB:

ABE each, background normalization to R

RGB combine

PCC, TGV Denoise, MMT, HT, ArcsinhStretch, Curves

LRGB combine:

Background neutralization, Curves

Comments

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marcsphotography
marcsphotography
License: None (All rights reserved)
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Leo Triplet, 



    
        

            marcsphotography