Hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  B144  ·  B146  ·  PK070+02.1  ·  Sh2-101
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SH2-101 The Tulip Nebula, 


            Nico Augustin
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SH2-101 The Tulip Nebula

Imaging telescopes or lenses: Skywatcher Evostar 72ed

Imaging cameras: ZWO ASI294MC Pro

Mounts: iOptron CEM25P

Guiding telescopes or lenses: SVBONY 50mm Finder Scope

Guiding cameras: ZWO ASI174MM Mini

Software: Adobe Photoshop 2020  ·  PixInsight 1.8  ·  Astro Pixel Processor

Filters: Optolong L-eNhance

Accessory: OVL Field Flattener  ·  Ikarus Technologies StellarMate OS  ·  Raspberry Pi 4

Dates:Oct. 1, 2020

Frames: 18x600"

Integration: 3.0 hours

Avg. Moon age: 14.42 days

Avg. Moon phase: 99.86%

Astrometry.net job: 4145071

RA center: 20h 0' 1"

DEC center: +35° 21' 26"

Pixel scale: 2.208 arcsec/pixel

Orientation: 7.071 degrees

Field radius: 1.118 degrees

Resolution: 2278x2847

Locations: Kieler Ostufer, Kiel, Schleswig-Holstein, Germany

Data source: Traveller


Sh2-101 or the Tulip Nebula 🌷 didn’t turn out too bad after just 3 hrs of imaging from my light polluted balcony under a nearly full Moon. Even though not much OIII signal came through, I still have the feeling that the overall SNR benefits significantly from longer sub-exposures.


Sky plot

Sky plot


SH2-101 The Tulip Nebula, 


            Nico Augustin