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Hemisphere:  Northern  ·  Contains:  NGC 6866  ·  NGC6866  ·  PK079+05.1  ·  PK079+06.1
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NGC6866, Tabby’s star, 


            Peter Folkesson
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NGC6866, Tabby’s star

Imaging telescopes or lenses: Skywatcher Esprit 80ED

Imaging cameras: ZWO ASI1600MM-Cool

Mounts: Sky-Watcher HEQ5 PRO

Guiding telescopes or lenses: Celestron 80mm Guidescope

Guiding cameras: QHYCCD QHY5L-II Mono

Software: Photoshop  ·  Sequence Generator Pro  ·  PixInsight  ·  PHD2

Filters: Baader Ha 1.25" 7nm  ·  IDAS LPS D1  ·  Baader Red 1.25" Filter  ·  Baader Blue 1.25" Filter  ·  Baader Green 1.25" Filter

Dates:Nov. 2, 2017

Baader Blue 1.25" Filter: 40x30" (gain: 200.00) -20C bin 1x1
Baader Green 1.25" Filter: 39x30" (gain: 200.00) -20C bin 1x1
Baader Ha 1.25" 7nm: 40x90" (gain: 200.00) bin 1x1
IDAS LPS D1: 56x30" (gain: 200.00) -20C bin 1x1
Baader Red 1.25" Filter: 40x30" (gain: 200.00) -20C bin 1x1

Integration: 2.5 hours

Darks: ~100

Flats: ~100

Bias: ~200

Avg. Moon age: 12.86 days

Avg. Moon phase: 95.94%

Bortle Dark-Sky Scale: 5.00

Temperature: 4.00 job: 1810776

RA center: 20h 4' 11"

DEC center: +44° 10' 29"

Pixel scale: 1.902 arcsec/pixel

Orientation: -92.436 degrees

Field radius: 1.527 degrees

Resolution: 4614x3481

Locations: Backyard, Borås, Sweden

Data source: Backyard


2017-11-02 19:00-22:30
Some high clouds, little wind, near full moon, 85% humidity, 4 degrees C

Stress test of my new DAQ (Intel NUC7i3BNK)



Peter Folkesson
License: None (All rights reserved)


  • NGC6866, Tabby’s star, 


            Peter Folkesson
  • Final
    NGC6866, Tabby’s star, 


            Peter Folkesson


Description: Close up of Tabby's star

Sky plot

Sky plot


NGC6866, Tabby’s star, 


            Peter Folkesson