Getting plate-solving status, please wait...
R Lyrae Spectrogram, 



    
        

            Joel Shepherd
R Lyrae Spectrogram, 



    
        

            Joel Shepherd

R Lyrae Spectrogram

Getting plate-solving status, please wait...
R Lyrae Spectrogram, 



    
        

            Joel Shepherd
R Lyrae Spectrogram, 



    
        

            Joel Shepherd

R Lyrae Spectrogram

Imaging telescopes or lenses: TEC 140 APO FL

Imaging cameras: Atik 460EX Mono

Mounts: Astro-Physics Mach1GTO

Guiding cameras: Lodestar X2

Focal reducers: TEC FRC (.9 reducer + FF)

Software: Field Tested Systems RSpec  ·  Sequence Generator Pro  ·  PixInsight 1.8

Filters: Paton Hawksley Education Ltd Star Analyser 200

Accessory: QHYCCD OFF AXIS GUIDER


Dates:July 6, 2020

Frames:Paton Hawksley Education Ltd Star Analyser 200: 12x4" (48") -10C bin 1x1

Integration: 48"

Avg. Moon age: 16.11 days

Avg. Moon phase: 97.98%

Bortle Dark-Sky Scale: 6.00


Basic astrometry details

Astrometry.net job: 3658931


Resolution: 1342x714

Locations: Home, Seattle, WA, United States

Data source: Backyard

Description

R Lyrae is a cool, M-type red giant in Lyra: you can see its spectrum is brightest on the red end of the visual range. Its spectrum shows a number of titanium oxide absorption bands.

Comments

Histogram

R Lyrae Spectrogram, 



    
        

            Joel Shepherd

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Spectroscopy