Author Archives: Ursa Major Astrophotography

Acquisition Details: Integration Time: 2.75hrs (33 x 300sec) Camera: ZWO ASI183MC-PRO -15 deg. C Filter: ZWO Dual Band OTA: Apertura 72mm APO Doublet Guide Camera: ZWO ASI120MM Mount: Sky-Watcher EQ-6R Pro Controller: ZWO ASIAir Pro Processing: PixInsight and Photoshop Skies: Bortle-Scale Class 4-5 The magnitude 2.2 star known as Sadr resides at the center ofContinue reading “Sadr Region in Cygnus”

Acquisition Details: Integration Time: 8 hours (4 panels; 24 x 300sec per panels) Camera: ZWO ASI183MC-PRO -15 deg. C OTA: Apertura 72mm APO Doublet Guide Camera: ZWO ASI120MM Mount: Sky-Watcher EQ-6R Pro Controller: ZWO ASIAir Pro Processing: PixInsight and Photoshop Skies: Bortle-Scale Class 4-5 The Andromeda Galaxy is our nearest galactic neighbor residing approximately 2.5Continue reading “M31 – Andromeda Galaxy”

Acquisition Details: Integration Time: 1.25hrs (15 x 300sec) Camera: ZWO ASI183MC-PRO -15 deg. C Filter: ZWO Dual Band OTA: Apertura 72mm APO Doublet Guide Camera: ZWO ASI120MM Mount: Sky-Watcher EQ-6R Pro Controller: ZWO ASIAir Pro Processing: PixInsight and Photoshop Skies: Bortle-Scale Class 4-5 The Fishhead Nebula is a bright emission nebula in the constellation CassiopeiaContinue reading “IC 1795 – Fishhead Nebula”

Acquisition Details: Integration Time: 4hrs (24 x 600sec) Camera: ZWO ASI183MC-PRO -15 deg. C Filter: ZWO Dual Band OTA: Apertura 72mm APO Doublet Guide Camera: ZWO ASI120MM Mount: Sky-Watcher EQ-6R Pro Controller: ZWO ASIAir Pro Processing: PixInsight and Photoshop Skies: Bortle-Scale Class 4-5 The Pacman Nebula is a bright emission nebula in the constellation CassiopeiaContinue reading “NGC 281 – Pacman Nebula”

Acquisition Details: Integration Time: 7hrs (42 x 600sec) Camera: ZWO ASI183MC-PRO -15 deg. C Filter: ZWO Dual Band OTA: Apertura 72mm APO Doublet Guide Camera: ZWO ASI120MM Mount: Sky-Watcher EQ-6R Pro Controller: ZWO ASIAir Pro Processing: PixInsight and Photoshop Skies: Bortle-Scale Class 4-5 The Western Veil Nebula is a supernova remnant in the constellation CygnusContinue reading “NGC 6960 – Western Veil Nebula”

Acquisition Details: Integration Time: 6.33hrs (38 x 600sec) Camera: ZWO ASI183MC-PRO -15 deg. C Filter: ZWO Dual Band OTA: Apertura 72mm APO Doublet Guide Camera: ZWO ASI120MM Mount: Sky-Watcher EQ-6R Pro Controller: ZWO ASIAir Pro Processing: PixInsight and Photoshop Skies: Bortle-Scale Class 4-5 The Elephant’s Trunk Nebula is a concentration of interstellar gas and dustContinue reading “IC 1396 – Elephant’s Trunk Nebula”

Acquisition Details: Integration Time: 2.5hrs (24 x 300sec) Camera: ZWO ASI183MC-PRO -15 deg. C OTA: Apertura 72mm APO Doublet Guide Camera: ZWO ASI120MM Mount: Sky-Watcher EQ-6R Pro Controller: ZWO ASIAir Pro Processing: PixInsight and Photoshop Skies: Bortle-Scale Class 4-5 Markarian’s Chain is a line of galaxies visible within the constellation Virgo and is part ofContinue reading “Markarian’s Chain of Galaxies”

Acquisition Details: Integration Time: 0.5hrs (10 x 180sec) Camera: ZWO ASI183MC-PRO -15 deg. C OTA: Apertura 72mm APO Doublet Guide Camera: ZWO ASI120MM Mount: Sky-Watcher EQ-6R Pro Controller: ZWO ASIAir Pro Processing: PixInsight and Photoshop Skies: Bortle-Scale Class 4-5 Messier 13 (M13) is a globular cluster located in the constellation Hercules. This globular cluster isContinue reading “M13 – Hercules Globular Cluster”

Acquisition Details: Integration Time: 0.5hrs (10 x 180sec) Camera: ZWO ASI183MC-PRO -15 deg. C OTA: Apertura 72mm APO Doublet Guide Camera: ZWO ASI120MM Mount: Sky-Watcher EQ-6R Pro Controller: ZWO ASIAir Pro Processing: PixInsight and Photoshop Skies: Bortle-Scale Class 4-5 Messier 5 (M5) is a globular cluster located in the constellation Serpens. Of note, this massiveContinue reading “M5 – Serpens Globular Cluster”

Acquisition Details: Integration Time: 5.0hrs (60 x 300sec) Camera: ZWO ASI183MC-PRO -15 deg. C Filter: ZWO Dual Band OTA: Apertura 72mm APO Doublet Guide Camera: ZWO ASI120MM Mount: Sky-Watcher EQ-6R Pro Controller: ZWO ASIAir Pro Processing: PixInsight and Photoshop Skies: Bortle-Scale Class 4-5 The constellation Orion is teeming with interesting targets. In this image, IContinue reading “Flame to Horsehead (72mm APO)”