Milwaukee Astronomical Society

Open Cluster Gallery



Double Cluster  by Arun HegdeNGC 869 and 884 Double Cluster
Scope: Stellarvue SVX080T-3SV, Cam: ZWO ASI 1600MM PRO. Exp: R:90X20", B:90X17, G:90X15. Total: 1.3 hrs. Process: SGP and PixInsight. Full res/info at Astrobin. Oct. 2019
Photo by: Arun Hegde

Sh2-157 & NGC 7635 - The Lobster Claw and Bubble Nebulae by Paul BorchardtSh2-157 & NGC 7635 - Lobster Claw and Bubble Nebulae & M52
Scope: William Optics RedCat 51, Cam: ZWO ASI 1600MM Cooled, Ha: 60x300", OIII: 48x300", S2: 48x300". Total: 13.0 hrs. Process: Sequence Generator Pro, Pixinsight.. Full info/res at Astrobin. Sep. 2019
Photo by: Paul Borchardt

Sh2-157 & NGC 7635 - The Lobster Claw and Bubble Nebulae by Paul BorchardtSh2-157 & NGC 7635 - Lobster Claw and Bubble Nebulae & M52
Scope: William Optics RedCat 51, Cam: ZWO ASI 1600MM Cooled, Ha: 60x300", OIII: 48x300". Total: 9.0 hrs. Process: Sequence Generator Pro, Pixinsight.. Full info/res at Astrobin. Sep. 2019
Photo by: Paul Borchardt

M39 by Russ BlankenburgM29
Scope: MAS E-Scope, 10" f/6.3 SCT, Camera: DSLR. 10X30 sec. Total: 5 min.
Sep. 2019
Photo by: Russ Blankenburg

M39 by Russ BlankenburgM39
Scope: MAS E-Scope, 10" f/6.3 SCT, Camera: DSLR. 10X30 sec. Total: 5 min.
Sep. 2019
Photo by: Russ Blankenburg

Trifid Nebula by Tamas Kriska and Agnes Keszler, Processed by Arun HegdeM20 & M21 - Trifid Nebula
Scope: FScope - Stellarvue SVQ100 F5.8, ZWO ASI 1600 Pro MM. Ha: 11X3', B: 20X3', G: 11X3', B: 11X3'. Total: 159 min. Process: Pixinsight, Lightroom. Full res/info at Astrobin. Sep. 2019.
Data: Tamas Kriska and Agnes Keszler. Processing: Arun Hegde

Bubble Nebula and M52 by Dennis RoscoeNGC 7635 - Bubble Nebula and M52
Scope: Takahashi TOA-130F f/5.3, Camera: SBIG STF-8300M. Exp: Ha: 14X15', OIII: 14X15'. Total: 7 hours. Process: PixInsight.
Sep. 2019
Photo by: Dennis Roscoe

M8 / M20 / M21 Region by Tom SchmidtkunzM8 - M20 - M21 Region of Sagittarius
Remote from New South Wales. Scope: Teleview NP127 refractor. Camera: FLI Proline 16803. Exp: RGB, 3X5' ea. Total: 45 min. Process: Nebulosity, Adobe Elements. Aug. 2019
Photo by: Tom Schmidtkunz

M20 and M21 by Paul BorchardtM20 - Trifid Nebula and M21
Scope: Stellarvue SVQ100 @ F5.8, Camera: ZWO ASI1600MM Cool. Ha: 12x300", L: 20x60", RGB: 60x60". Total: 2.3 hrs. Process: SGP, PHD 2.6, Pixinsight, Photoshop CC. Full info/res at Astrobin. Aug. 2019
Photo by: Paul Borchardt

IC 1318 / IC 1311 / M29 - The Sadr Region by Paul BorchardtIC 1318 / IC 1311 / M29 - The Sadr Region
Scope: Redcat 51, Camera: ZWO ASI1600MM Cool. Ha: 42x300", OIII: 36x300", SII: 52x300". Total: 10.8 hours. Process: SGP, PHD 2.6, Pixinsight, Photoshop CC. Full info/res at Astrobin. Jul. 2019
Photo by: Paul Borchardt

M39 by Gabe ShaunghnessyM39
Scope: TMB130SS @ f/5, Camera: QHY16200A, RGB: 5x3min each. Total: 45 minutes. Process: Voyager, PHD2, APCC, Pixinsight. Full res/info at Astrobin.
Jul. 2019
Photo by: Gabe Shaughnessy

M24 by Paul BorchardtM24 Widefield
Scope: William Optics Red Cat 51, Camera: ZWO ASI1600MM Cool. Lum: 30X60", RGB: 20X60" each. Total: 1.5 hours. Process: SGP, PHD 2.6, Pixinsight, Photoshop CC. Jun. 2019
Photo by: Paul Borchardt

M8 and M20 by Mike BauerM8 & M20 - Lagoon & Trifid Nebulas
Scope: Astrotech AT72ED II, Camera: Unmodified Canon T6, Exp: 60, 25 second at ISO 1600. Process: Astro Pixel Processor, GIMP.
Jun. 2019
Photo by: Jim Bakic

M44  by Arun HegdeM44 - Beehive Cluster
Scope: Stellarvue SVX080T-3SVm, Camera: Canon 5D Mark IV, ISO 800, Exp: 50X60 sec. Process: SGP, BYE, PixInsight. Full res/info at Astrobin.
May 2019
Photo by: Arun Hegde

M44 by Jim BakicM44 - Beehive Cluster 
Scope: AstroTech AT72ED II. Camera: Unmodified Canon T6 @ ISO1600. 20 exposures of 25 sec each. Total: 8.3 minutes @ ISO 1600. Process: Nebulosity.
May 2019
Photo by: Jim Bakic

M37 by Jason DoyleM37 
Scope: ES152mm Comet Hunter Mak-Newt, Camera: ZWO ASI 178MC-Cool. Process: SharpCap Pro 3.1, Adobe Photoshop CC.
Apr. 2019
Photo by: Jason Doyle

M35 and NGC2158 by Jeff KraehnkeM35 and NGC2158
Scope: FScope - Stellarvue SVQ100 F5.8, ZWO ASI 1600 Pro MM. RGB: 15X60 sec. Total: 45 minutes. Full res/info at Astrobin.
Apr. 2019.
Processing: Jeff Kraehnke

M36 by Arun HegdeM36
Scope: Celestron EdgeHD 14, Camera: SBIG STT-8300, RGB - R: 8X30", G: 8X30", B: 6X30". Total: 11 min. Process: SkyX, PixInsight, Adobe LightRoom. Full res/info at Astrobin.Mar. 2019
Photo by: Arun Hegde

M45 - The Pleiades by Nolan ZadraM45 - The Pleiades
Scope: AT65EDQ F6.5. Camera: ZWO 1600MM cooled mono. 300X20 sec. each in LRGB. Total 2 hrs. Process: Pixinsight, Photoshop.
Feb. 2019
Photo by: Nolan Zadra

Orion Widefield by Arun HegdeOrion Widefield
Camera: Canon 5D Mark IV, Lens: 85mm f/1.8 @ f/4; ISO 1600. Exp: 30x90s, 10x25s and 10x15s. Process: Fornax Lightrack II. Full res/info at Astrobin.
Jan. 2019
Photo by: Arun Hegde

Comet 46P/Wirtanen, M45, & California Nebula  by Shubhendu SadhukhanComet 46P/Wirtanen / M45 / California Nebula
Camera: Astro moded Canon T3i, Lens: Canon 70-200 F2.8ISLII @ 70mm F5.6. Exp: 26X3 min, ISO 1600. Process: Data acquisition using KStar-Ekos and Processed in PI & Photoshop. Dec. 2018
Photo by: Shubhendu Sadhukhan

M44 - The Beehive Cluster by Gabe ShaunghnessyM44 - The Beehive Cluster
Scope: Takahashi FSQ106-EDXIII, Camera: QHY16200A, RGB: 26x3min combined. Total: 1.3 hrs. Process: SGP, PHD2, APCC, Pixinsight. Full res/info at Astrobin.
Dec. 2018
Photo by: Gabe Shaughnessy

Comet 46P/Wirtanen & M45  by Tamas Kriska and Jeff KraehnkeComet 46P/Wirtanen and the Pleiades
Canon 60D w/ 200mm Canon L-series Lens, Piggyback on B-Scope. 25 x 30 sec images. Acq. with Backyard EOS. Process: PixInsight & Photoshop. Full res/info at Astrobin. Dec. 2018
Data by: Tamas Kriska  Processing by: Jeff Kraehnke

Cygnus Satr Region by Paul BorchardtCygnus Satr Region
Scope: Canon 200mm F2.8 lens at F4. Camera: ZWO ASI1600MM Cool. Ha: 30x300 sec, OIII: 24x300 sec. Total: 4.5 hrs. Process: SGP, PHD 2.6, Pixinsight, Photoshop CC. Full info/res at Astrobin. Nov. 2018
Photo by: Paul Borchardt

NGC 7635 - Bubble Nebula / M52  by Jeff KraehnkeNGC 7635 - The Bubble Nebula and M52
Scope: Stellarvue SVA130T, Camera: QSI690-wsg8. Ha-SII-OIII: 25x10 min. Total: 12.5 hrs. HSS Palette. Process: PHD2, PixInsight, Photoshop. Oct. 2018.
Photo by: Jeff Kraehnke