Hemisphere:  Northern  ·  Constellation: Taurus (Tau)  ·  Contains:  Crab nebula  ·  M 1  ·  NGC 1952
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M1/NGC 1952/SH2-244 The Crab Nebula in R(+Ha)G(+SII)B(+OIII), 



    
        

            Serge Caballero
M1/NGC 1952/SH2-244 The Crab Nebula in R(+Ha)G(+SII)B(+OIII)
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M1/NGC 1952/SH2-244 The Crab Nebula in R(+Ha)G(+SII)B(+OIII)

Getting plate-solving status, please wait...
M1/NGC 1952/SH2-244 The Crab Nebula in R(+Ha)G(+SII)B(+OIII), 



    
        

            Serge Caballero
M1/NGC 1952/SH2-244 The Crab Nebula in R(+Ha)G(+SII)B(+OIII)
Powered byPixInsight

M1/NGC 1952/SH2-244 The Crab Nebula in R(+Ha)G(+SII)B(+OIII)

Technical card

Imaging telescopes or lenses: Astro-Tech AT8IN

Imaging cameras: QHY CCD QHY8

Mounts: CGEM

Guiding telescopes or lenses: Orion 50 mm mini guider

Guiding cameras: Orion SSAG

Focal reducers: Baader Planetarium MPCC Mark III

Software: SequenceGeneratorPro  ·  Star Tools  ·  Stark Labs Nebulosity 3.1.X  ·  Photoshop CS6  ·  ADGSoftware PHD2 (OpenPHD)

Filters: Lumicon UHC 2"  ·  Baader SII 8nm  ·  Orion H‑Alpha 7nm  ·  Orion O-III 7nm

Accessory: Orion Filter Wheel 5-place 2" filter wheel


Dates:Oct. 9, 2014Oct. 10, 2014Oct. 15, 2014Oct. 28, 2014

Frames:
Baader SII 8nm: 14x900" (3h 30') (gain: 11.00) -16C bin 1x1
Lumicon UHC 2": 30x600" (5h) (gain: 11.00) -14C bin 1x1
Orion H‑Alpha 7nm: 13x900" (3h 15') (gain: 11.00) -16C bin 1x1
Orion O-III 7nm: 8x900" (2h) (gain: 11.00) -11C bin 1x1

Integration: 13h 45'

Darks: 9

Flats: 23

Flat darks: 23

Bias: 100

Avg. Moon age: 14.85 days

Avg. Moon phase: 67.03%

Bortle Dark-Sky Scale: 5.00


Basic astrometry details

Astrometry.net job: 400620

RA center: 05h34m31s

DEC center: +22°0115

Pixel scale: 1.153 arcsec/pixel

Orientation: 179.943 degrees

Field radius: 0.577 degrees


Resolution: 3020x1968

Locations: Backyard, Gainesville, FL, United States

Description

This is a blend of OSC data with NB into specific channels as follows:

55% H-alpha -> Red

40% SII -> Green

70% OII -> Blue

It is also a 1.3X crop of my native FOV.

Comments

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Sky plot

Histogram

M1/NGC 1952/SH2-244 The Crab Nebula in R(+Ha)G(+SII)B(+OIII), 



    
        

            Serge Caballero