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Contains:  NGC 3077, M 82, NGC 3034, M 81, Bode's nebulae, NGC 3031
Getting plate-solving status, please wait...
M81 and M82 with Samyang 135, 





    
        

            netspoon
M81 and M82 with Samyang 135

M81 and M82 with Samyang 135

Technical card

Imaging telescope or lens:Samyang 135mm f/2

Imaging camera:ZWO ASI224MC

Mount:Skywatcher Star Adventuer

Guiding telescope or lens:No brand finder scope 60mm

Guiding camera:datyson T7c

Software:PixInsight 1.8

Filter:Astronomik CLS-CCD

Accessory:Homemade Motorized Samyang focuser

Resolution: 1300x988

Dates:March 24, 2019

Frames:Astronomik CLS-CCD: 109x60" (gain: 150.00) bin 1x1

Integration: 1.8 hours

Darks: ~31

Bias: ~115

Avg. Moon age: 18.55 days

Avg. Moon phase: 84.65%

Bortle Dark-Sky Scale: 6.00

Astrometry.net job: 2706339

RA center: 148.935 degrees

DEC center: 69.493 degrees

Pixel scale: 5.540 arcsec/pixel

Orientation: 96.029 degrees

Field radius: 1.256 degrees

Data source: Backyard

Description

Testing ASI224MC + samyang 135 with galaxies.

- the connection between the ASI224 and the Samyang is a bit loose. Sometimes I lose focus. I need to add some lock to maintain the position.

- targeting is still a bit painful. I will try plate solving next time.

Comments

Author

netspoon
netspoon
License: None (All rights reserved)
1390
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Revisions

  • M81 and M82 with Samyang 135, 





    
        

            netspoon
    Original
  • Final
    M81 and M82 with Samyang 135, 





    
        

            netspoon
    B

B

Reprocessed

Sky plot

Sky plot

Histogram

M81 and M82 with Samyang 135, 





    
        

            netspoon

In these public groups

Samyang 135 f/2