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



    
        

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Leo Triplet
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Leo Triplet

Technical card

Imaging telescopes or lenses: Takahashi TSA-120

Imaging cameras: ZWO ASI 1600MM Cool

Mounts: SkyWatcher AZ EQ6 GT

Guiding telescopes or lenses: ATIK OAG

Guiding cameras: Atik GP mono (OAG)

Focal reducers: Takahashi TKA31580S

Software: PixInsight  ·  Photoshop CS5

Filters: Optolong Ha 7nm  ·  Optolong RGB

Accessory: polemaster


Dates:Feb. 7, 2019

Frames:Optolong RGB: 126x600" (gain: 139.00) -20C bin 1x1

Integration: 21.0 hours

Darks: ~48

Flats: ~96

Flat darks: ~96

Bias: ~100

Avg. Moon age: 2.34 days

Avg. Moon phase: 6.07%


Basic astrometry details

Astrometry.net job: 2515116

RA center: 11h 20' 0"

DEC center: +13° 17' 52"

Pixel scale: 0.725 arcsec/pixel

Orientation: 36.768 degrees

Field radius: 0.736 degrees


Resolution: 1824x1356

Locations: Gemini remote observatory, Lijiang, Yunnan, China

Data source: Own remote observatory

Comments

Revisions

  • Leo Triplet, 



    
        

            s1macau
    Original
  • Final
    Leo Triplet, 



    
        

            s1macau
    B

B

Description: removed bad frames and added flat field calibration to all frames

Uploaded: ...

Sky plot

Sky plot

Histogram

Leo Triplet, 



    
        

            s1macau

In these public groups

China Lijiang Gemini Observatory