NGC1499: California Nebula in Perseus


NGC1499: California Nebula

Object Data

Object type: Emission Nebula
Size: About 100 light years long (2.5 deg)
Magnitude: 6
Constellation: Perseus
Distance: 1,000 light years
Notes: The bright star to the right  of the nebula is Menkib, an young hot O7 type star.  Radiation from Menkib excites the surrounding molecular hydrogen and illuminates this nebula.  

Exposure Data

Date: 10/26 - 10/28
Location: Backyard Observatory, Carlsbad, CA
Telescope: Williams Optics Star 71, 5-element.  350mm at f/4.9
Camera: QSI 683 wgs with  Astronomik 6nm Ha OIII  and SII narrowband filters
Mount: Losmandy G-11 Gemini I
Exposure time: Ha:18 x 15 min; SII 18 x 15 min; OIII 6 x 15 min
Exposure time total: 10.5 hrs
Color mapped by assigning Ha to Red, OIII to Blue and SII to Green
FOV = 2.8 x  2.2 degrees



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