Sh2-115 is a faint emission nebula annoted by S.Sharpless in 1959.
It is located in Cygnus about 7,500 light-years away, just 1 and 2 degrees northwest of Deneb, the brightest star of that constellation.

Sh2-116 or Abell 71 is the designation of the small round patch of emission nebulosity to the upper left of Sh2-115.

Technical card

Imaging telescope or lens:Teleskop Service TS Photoline 107mm f/6.5 Super-Apo

Imaging camera:ZWO ASI1600MM-Cool

Mount:Astro-Physics Mach-1 GTO CP4

Guiding telescope or lens:Celestron OAG Deluxe

Guiding camera:QHYCCD QHY5III174

Focal reducer:Riccardi Reducer/Flattener 0.75x

Software:Main Sequence Software Seqence Generator Pro, Astro-Physics AAPC, Pleiades Astrophoto PixInsight

Filters:Astrodon HA 36mm – 5nm, Astrodon S-II 36mm – 5nm, Astrodon O-III 36mm – 5nm, Astrodon B Gen.2 E-series 36mm, Astrodon G Gen.2 E-series 36mm, Astrodon R Gen.2 E-series 36mm

Accessories:ZWO EFW, MoonLite NiteCrawler WR30

Resolution: 2170×1634

Dates: Aug. 7, 2018, Aug. 19, 2018, Sept. 7, 2018

Astrodon B Gen.2 E-series 36mm: 15×5" (gain: 200.00) -20C bin 1×1
Astrodon G Gen.2 E-series 36mm: 15×5" (gain: 200.00) -20C bin 1×1
Astrodon HA 36mm – 5nm: 44×300" (gain: 200.00) -20C bin 1×1
Astrodon O-III 36mm – 5nm: 15×300" (gain: 200.00) -20C bin 1×1
Astrodon R Gen.2 E-series 36mm: 15×5" (gain: 200.00) -20C bin 1×1
Optolong SII 6.5nm 36mm: 15×300" (gain: 200.00) -20C bin 1×1

Integration: 6.2 hours

Avg. Moon age: 20.16 days

Avg. Moon phase: 30.00%

Astrometry.net job: 2249935

RA center: 308.632 degrees

DEC center: 46.820 degrees

Pixel scale: 2.942 arcsec/pixel

Orientation: 90.201 degrees

Field radius: 1.110 degrees

Locations: Berga Resort, Berga, Barcelona, Spain

Data source: Backyard

via Flickr https://flic.kr/p/MhvcQB

Leave a Reply

Your email address will not be published. Required fields are marked *