Simeis 57 Bicolor close up., 



    
        

            J.L.López Salas

Simeis 57 Bicolor close up.

Equipment

Imaging Telescopes Or Lenses
William Optics Zenithstar 80FD
Imaging Cameras
Atik 314L+
Mounts
Sky-Watcher EQ6 Pro
Filters
Baader Planetarium Ha 7nm 2" · Baader Planetarium SII 2"
Guiding Telescopes Or Lenses
Luna EZG 60
Guiding Cameras
QHYCCD QHY6

Acquisition details

Dates:
June 4, 2015 ·  June 7, 2015
Frames:
Baader Planetarium Ha 7nm 2": 19×900(4h 45′) 0°C bin 1×1
Baader Planetarium SII 2": 7×900(1h 45′) 0°C bin 1×1
Integration:
6h 30′
Darks:
9
Flats:
30
Bias:
30
Avg. Moon age:
18.23 days
Avg. Moon phase:
84.93%
Bortle Dark-Sky Scale:
7.00
Temperature:
25.00

Basic astrometry details

Astrometry.net job: 660420

Resolution: 387x533

File size: 141.1 KB

Locations: Observatorio Casa, El Prat de Llobregat, Barcelona, Spain

Description

Bicolor palette:

L:Ha

R:Ha

sG:0.7 Ha +0.3SII

B:SII

Casi sin señal en SII. Cometí el error de sacar la CCD para limpiarla y luego no encontré la rotación adecuada entre tomas, por eso he tenido que sacar las "tijeras" y recortar la imagen.

Comments

Histogram

Simeis 57 Bicolor close up., 



    
        

            J.L.López Salas