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Photographer:

aldovitale2

Location of Photo:

Catania - Sicily

Date/Time of photo:

31/07/2022

Equipment:

Sharpstar Triplet EDPH-II

Description:

IC 1805 – Heart Nebula AUTORE: Aldo Rocco Vitale (Gruppo Astrofili Catanesi “Guido Ruggieri”) DATE: 29-31 luglio 2022 CLOCK: 21:40 – 04:50 LOCATION’: Nebrodi – Contrada Zarbata - 1.100 m. s.l.m. TEMPERATURE: 14° HUMIDITY: 65% SEEING: 3 TRANSPARENCY: 5 EST. SKY QUALITY: 21.20 Mag. BORTLE CLASS: 3 CONSTELLATION: Cassiopea OBJECT: Heart Nebula TYPE: Emission nebula POSITION: A.R.: 2h 34m 26s ; DEC.: 61° 33′02″ MAGNITUDE: 6.5 DIMENSION: 1° DISTANCE: 7500 l.y. SHOOTING LENS: Sharpstar Triplet EDPH-II; D= 61 mm; F= 274 mm; f/4.5 MOUNT: Skywatcher EQ6-R SHOOTING CAMERA: QHY 294 MM + Optolong Hα 7nm – OIII 6.5nm – SII 6.5nm GUIDING LENS: QHY Miniguide; D= 30 mm; F= 130 mm; GUIDING CAMERA: ASI 120 mc GAIN: 1600; OFS: 0; T= -15° EXPOSURE: 69 x 600 s ( Tot: 11 h 30 m ) LIGHT: 23 x 600” Hα; 16 x 600” SII; 30 x 600” OIII FLAT: 15 DARK: 75 BIAS: 100 PROCESSING SOFTWARE: Pixinsight

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