Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  Solar system body or event
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The comet Lemmon loses your gas tail, 



    
        

            José J. Chambó
The comet Lemmon loses your gas tail
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The comet Lemmon loses your gas tail

Getting plate-solving status, please wait...
The comet Lemmon loses your gas tail, 



    
        

            José J. Chambó
The comet Lemmon loses your gas tail
Powered byPixInsight

The comet Lemmon loses your gas tail

Acquisition details

Dates:
July 6, 2013
Frames:
3×180(9′) ISO1600
Integration:
9′
Darks:
7
Flats:
9
Bias:
100
Avg. Moon age:
27.92 days
Avg. Moon phase:
2.89%
Bortle Dark-Sky Scale:
4.00
Mean SQM:
21.00
Mean FWHM:
4.15
Temperature:
13.00

Basic astrometry details

Astrometry.net job: 3547564

RA center: 23h45m03s.6

DEC center: +58°2515

Pixel scale: 5.256 arcsec/pixel

Orientation: 5.379 degrees

Field radius: 1.052 degrees

Resolution: 1200x799

File size: 964.4 KB

Description

At the end of 2013 May and on a few days the long and gassy tail wich have distinguished to comet C/2012 F6 (Lemmon) have completely dissapeared, as can be see in this image that I took on July 6 from Sierra Enguera in wich only is observed your dust tail of 15' long toward southwest. The comet Lemmon continues going away from Sun and down brightness, near magnitude 9 in the image, although continues showing a beautiful turquoise coma of fluorescent C2 gas. The most brilliant red star is Tau cassiopeiae with magnitude 5.

Full story in the Blog  Cometografia.es

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The comet Lemmon loses your gas tail, 



    
        

            José J. Chambó