*** Elephant''s Trunk Nebula (ic1396) *** ( Νεφέλωμα της Προβοσκίδας του Ελέφαντα)

**** Στον Αστερισμό του Κηφέα ****

*** Elephant''s Trunk Nebula (IC1396) *** ( Νεφέλωμα της Προβοσκίδας του Ελέφαντα)

The Elephant''s Trunk Nebula is a concentration of interstellar gas and dust within the much larger ionized gas region IC 1396 located in the constellation Cepheus about 2,400 light years away from Earth. The piece of the nebula shown here is the dark, dense globule IC 1396A it is commonly called the Elephant''s Trunk nebula because of its appearance at visible light wavelengths.

Location: Stinger of Scorpius Observatory, Filiates, Thesprotia - Greece.

Work is ready.....

Processing: Kostas Tsekas - Aras Teo

Bortle Scale: Class 4

Telescope: William optics star 71 f/4.9

Mount: Avalon linear fast reverse (Avalon Instruments)

Guide Scope : Skywatcher ed80 Black Diamond

Guide Camera:ZWO ASI290MM Mini (mono)

Camera: CCD Atik One 6.0 Monochrome

Filters: Astrodon Ha 5nm 60X600sec - 10 hours total

Astrodon Oiii 3nm 60X600sec - 10 hours total

Baader Sii 8nm 42X600sec - 7 hours total

Binning: 1x1 for each filter

Sensor temperature: -10°C for each filter

Process: Pixinsight - CCD stack - Photoshop CS6

Dates: 14/06/2020 - 16/06/2020 (HA Filter)

Dates: 20/06/2020 - 17/07/2020 (OIII Filter)

Dates: 18/07/2020 - 20/07/2020 (SII Filter)

Total exposure : 27 hours