IC443: Jellyfish Nebula in Gemini

 


IC443


Object Data

Object type: Supernova Remnant
Size:  
Magnitude: 12
Constellation: Gemini
Distance: 5000 ly 
   
Notes:
IC443 is a supernova remnant thought to be the remains of a star that exploded less than 30,000 years ago.  The two bright stars near center are Propus (top) and Tejat Posterior (bottom)
 

Exposure Data

Date: 11/19/ - 11/20/23
Location: Backyard Observatory, Carlsbad, CA
Telescope: Rokinon 135mm lens at f/4
Camera: ZWO ASI294mm pro with Astronomik and Antlia narrowband filters; Off-axis guiding using a Takahashi FSQ 106 and STi guide camera.
Mount: Losmandy G-11 Gemini I
Exposure times: 1:45min each of Ha, OIII, SII in 15-minute subexposures.
Exposure time total: 5hrs 15 min
Notes:
Cropped; FOV: 5.2 x 3.3 degrees
Image scale = 5.11"/pixel

   

 

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