Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  Bubble nebula  ·  HD219460  ·  HD219634  ·  HD220056  ·  HD220057  ·  HD220074  ·  HD220130  ·  HD220147  ·  HD220167  ·  HD220180  ·  HD240233  ·  HD240248  ·  HD240253  ·  HD240256  ·  HD240264  ·  LBN 542  ·  LBN 543  ·  LBN 544  ·  LBN 547  ·  LBN 548  ·  LBN 549  ·  LDN 1229  ·  LDN 1230  ·  LDN 1231  ·  LDN 1233  ·  LDN 1234  ·  NGC 7538  ·  NGC 7635  ·  Sh2-158  ·  Sh2-159  ·  And 2 more.
Getting plate-solving status, please wait...
Bubble Nebula at Calstar 2013, 



    
        

            Stephen Migol
Powered byPixInsight
Getting plate-solving status, please wait...
Bubble Nebula at Calstar 2013, 



    
        

            Stephen Migol
Powered byPixInsight

Acquisition details

Dates:
Oct. 5, 2013
Frames:
4×1200(1h 20′)
Integration:
1h 20′
Avg. Moon age:
0.47 days
Avg. Moon phase:
0.26%

RA center: 23h18m21s.58

DEC center: +61°2642.8

Pixel scale: 1.912 arcsec/pixel

Orientation: 90.266 degrees

Field radius: 1.235 degrees

WCS transformation: thin plate spline

More info:Open 

Resolution: 3872x2582

File size: 8.4 MB

Locations: Calstar, Lockwood, California, United States

Description

Taken with the modified and cooled Pentax K10D camera on the Stellarvue SV4 scope. No light pollution filter used, just the B+W 486 UV/IR filter.

Guided and Calibrated with Maxim.

Stacked in DSS.

Processed in Pix Insight for DBE, SCNR, Masked Stretch, Histogram Stretch to reset black point, TGVDenoise to smooth the background noise, Mt and Unsharp Mask to tighten star images slightly, Masked Curves to drop the background noise and control saturation.

Comments

Sky plot

Sky plot

Histogram

Bubble Nebula at Calstar 2013, 



    
        

            Stephen Migol