Wolf-Rayet 134

Exposure time: 4 hours 25 minutes (21x 300" Hα, 32x 300" OIII) | Optics: Takahashi ε-180ED f/2.8 | Camera: ZWO ASI294MM Pro (B 2x2, G 120, T -15 °C) | Acquisition: ZWO ASIair Pro | Filters: Baader-Planetarium Ultra-Highspeed | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: 12 August 2021

Wolf-Rayet 134

Exposure time: 4 hours 25 minutes (21x 300" Hα, 32x 300" OIII) | Optics: Takahashi ε-180ED f/2.8 | Camera: ZWO ASI294MM Pro (B 2x2, G 120, T -15 °C) | Acquisition: ZWO ASIair Pro | Filters: Baader-Planetarium Ultra-Highspeed | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: 12 August 2021

LDû 2, LBN 325 and SNR G 82.2+5.3

Exposure time: 20 hours 15 minutes (88x 300" Hα, 155x 300" OIII) | Optics: Takahashi ε-180ED f/2.8 | Camera: ZWO ASI294MM Pro (B 2x2, G 120, T -15 °C) | Acquisition: ZWO ASIair Pro | Filters: Baader-Planetarium Ultra-Highspeed | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: 23 August, 2, 7 & 8 September 2021

LDû 2, LBN 325 and SNR G 82.2+5.3

Exposure time: 20 hours 15 minutes (88x 300" Hα, 155x 300" OIII) | Optics: Takahashi ε-180ED f/2.8 | Camera: ZWO ASI294MM Pro (B 2x2, G 120, T -15 °C) | Acquisition: ZWO ASIair Pro | Filters: Baader-Planetarium Ultra-Highspeed | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: 23 August, 2, 7 & 8 September 2021

LDû 2, LBN 325 and SNR G 82.2+5.3

Exposure time: 7 hours 20 minutes (88x 300" Hα) | Optics: Takahashi ε-180ED f/2.8 | Camera: ZWO ASI294MM Pro (B 2x2, G 120, T -15 °C) | Acquisition: ZWO ASIair Pro | Filters: Baader-Planetarium Ultra-Highspeed | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: 23 August & 2 September 2021

IC 5070, Pelican Nebula

Exposure time: 2 hours, 45 minutes (17x 300s Hα, 16x 300s SII) | Optics: Takahashi ε-180ED f/2.8 | Camera: ZWO ASI294MM Pro (B 2x2, G 120, T -15 °C) | Acquisition: ZWO ASIair Pro | Filters: Baader-Planetarium Ultra-Highspeed | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: 17 July 2021

M27, Dumbbell Nebula

Exposure time: 6 hours, 30 minutes (29x 300s Hα, 49x 300s OIII) | Optics: Takahashi ε-180ED f/2.8 | Camera: ZWO ASI294MM Pro (B 2x2, G 120, T -15 °C) | Acquisition: ZWO ASIair Pro | Acquisition: ZWO ASIair Pro | Filters: Baader-Planetarium Ultra-Highspeed | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: 20 & 22 July 2021

Sh2-252, Monkey Head Nebula

Exposure time: 5 hours, 50 minutes (70x 300s Hα) | Optics: Takahashi ε-180ED f/2.8 | Camera: ZWO ASI294MM Pro (B 2x2, G 120, T -15 °C) | Acquisition: ZWO ASIair Pro | Filter: Baader-Planetarium Highspeed | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: 30 & 31 March 2021

Sh2-275, Rosette Nebula

Exposure time: 14 hours, 30 minutes (18x 600s SII, 46x 600s Hα, 23x 600s OIII) | Optics: Takahashi ε-180ED f/2.8 | Camera: ZWO ASI294MM Pro (B 2x2, G 120, T -15 °C) | Acquisition: ZWO ASIair Pro | Filters: Baader-Planetarium Highspeed | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: 23, 24, 26 & 27 February and 1 & 2 March 2021

IC 410, Tadpoles Nebula

Exposure time: 11 hours, 50 minutes (11x 600s SII, 48x 600s Hα, 12x 600s OIII) | Optics: Takahashi ε-180ED f/2.8 | Camera: ZWO ASI294MM Pro (B 2x2, G 120, T -15 °C) | Acquisition: ZWO ASIair Pro | Filters: Baader-Planetarium Highspeed | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: 11 & 12 February 2021

IC 5070, Pelican Nebula

Exposure time: 6 hours (10 min. subs) | Optics: Takahashi ε-180ED f/2.8 | Camera: ZWO ASI1600MM Pro (T -15 °C) | Acquisition: ZWO ASIair Pro | Filter: Baader-Planetarium Highspeed H-alpha | Mount: Astro-Physics Mach1 GTO | SQM: n/m | Location: Zoetermeer, Netherlands | Date: September 21, 2020

LDN 935, Gulf of Mexico

Exposure time: 4 hours, 30 minutes (10 min. subs) | Optics: Takahashi ε-180ED f/2.8 | Camera: ZWO ASI1600MM Pro (T -15 °C) | Acquisition: ZWO ASIair Pro | Filter: Baader-Planetarium Highspeed H-alpha | Mount: Astro-Physics Mach1 GTO | SQM: n/m | Location: Zoetermeer, Netherlands | Date: September 18, 2020

IC 1871, Great Rift in the Soul Nebula (SHO)

Exposure time: 3 hours (6x 600s SII, 6x 600s Hα, 6x 600s OIII) | Optics: Takahashi ε-180ED f/2.8 | Camera: ZWO ASI294MM Pro (G 120, T -15 °C) | Acquisition: ZWO ASIair Pro | Filters: Baader-Planetarium Highspeed | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: 8 January 2021

B 39, Sh2-273 and NGC 2261

Exposure time: 5 hours (10 min. subs) | Optics: Takahashi Epsilon-180ED f/2.8 | Camera: Nikon D810a (ISO 400) | Filter: Baader-Planetarium 3.5 nm H-alpha | Mount: Astro-Physics Mach1 GTO | SQM: n/m | Location: Zoetermeer, Netherlands | Date: February 15, 2019

IC 1396 & VdB 142, Elephant Trunk Nebula

Exposure time: 4 hours, 45 minutes (5 min. subs) | Optics: Takahashi Epsilon-180ED f/2.8 | Camera: Nikon D810a (ISO 1600) | Filter: Baader-Planetarium 3.5 nm H-alpha | Mount: Astro-Physics Mach1 GTO | SQM: 18.5 magnitude/arcsec² | Location: Zoetermeer, Netherlands | Date: May 5, 2018

NGC 7000 & IC 5070, North America and Pelican Nebula

Exposure time: 11 hours, 15 minutes (6 panel mosaic, 15 min. Ha subs) | Optics: Takahashi Epsilon-180ED f/2.8 | Camera: Atik 11000 | Mount: Astro-Physics Mach1 GTO | Location: Étoile-Saint-Cyrice, Hautes-Alpes, France | Date: August 2, 4, 5, 6 and 7, 2015

West of Sadr, IC 1311, B 343 - 344 and LDN 871 - 894

Exposure time: 5 hours, 10 minutes (10 min. subs) | Optics: Takahashi Epsilon-180ED f/2.8 | Camera: Nikon D810a (ISO 1600) | Filter: Baader-Planetarium 3.5 nm H-alpha | Mount: Astro-Physics Mach1 GTO | SQM: n/m | Location: Zoetermeer, Netherlands | Date: May 10, 2018

Hydrogen Wisps in Cygnus, LBN 325 & 331

Exposure time: 4 hours (10 min. subs) | Optics: Takahashi Epsilon-180ED f/2.8 | Camera: Nikon D810a (ISO 400) | Filter: Baader-Planetarium 3.5 nm H-alpha | Mount: Astro-Physics Mach1 GTO | SQM: n/m | Location: Zoetermeer, Netherlands | Date: July 14, 2018

NGC 2237, Rosette Nebula

Exposure time: 4 hours (15 min. 7 nm H-alpha subs) | Optics: Takahashi FSQ-106ED f/3.6 | Camera: SBIG ST-8300 | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: February 8, 2012

NGC 281, Pacman Nebula

Exposure time: 2 hours, 40 minutes (20 min. 7 nm H-alpha 2x2 binned subs ) | Optics: Vixen VMC260 f/11.5 | Camera: SBIG ST-8300 | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: October 16, 2010

IC 1805, Hart Nebula

Exposure time: 7 hours (30 min. 7 nm H-alpha subs) | Optics: INTES MK-69 150 mm f/6 | Camera: SBIG ST-8300 | Mount: Astro-Physics Mach1 GTO | SQM: 18.5 magnitude/arcsec² | Location: Zoetermeer, Netherlands | Date: October 2, 2011

Sharpless 119

Exposure time: 4 hours (20 min. 7 nm H-alpha subs) | Optics: Takahashi Epsilon-180ED f/2.8 | Camera: SBIG ST-8300M | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: July 20, 2013

NGC 6888, Crescent Nebula

Exposure time: 2 hours, 20 minutes (20 min. 7 nm H-alpha subs) | Optics: Takahashi FSQ-106ED f/5 | Camera: SBIG ST-8300 | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: May 23, 2010

NGC 6820 & NGC 6823

Exposure time: 4 hours (20 min. 7 nm H-alpha subs) | Optics: INTES MK-69 150 mm f/6 | Camera: SBIG ST-8300 | Mount: Astro-Physics Mach1 GTO | Location: Zoetermeer, Netherlands | Date: June 17, 2010