Hemisphere:  Northern  ·  Constellation: Hercules (Her)  ·  Contains:  Solar system body or event
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Comet Garradd in mid November, 



    
        

            José J. Chambó
Comet Garradd in mid November
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Getting plate-solving status, please wait...
Comet Garradd in mid November, 



    
        

            José J. Chambó
Comet Garradd in mid November
Powered byPixInsight

Technical card

Imaging telescopes or lenses: GSO Newton 8" f/4

Imaging cameras: Canon EOS 350D / Digital Rebel XT

Mounts: LXD75

Guiding telescopes or lenses: Bresser Skylux 70/700

Guiding cameras: Meade DSI

Software: PHD guiding  ·  DeepSkyStacker  ·  PixInsight LE  ·  APT - Astro Photography Tool

Accessory: Teleskop-Service Coma Corrector


Dates:Nov. 16, 2011

Frames: 15x50" (12' 30") ISO800

Integration: 12' 30"

Darks: 15

Flats: 15

Bias: 99

Avg. Moon age: 20.02 days

Avg. Moon phase: 71.87%

Bortle Dark-Sky Scale: 5.00

Mean SQM: 18.40

Mean FWHM: 5.16

Temperature: 16.00


Basic astrometry details

Astrometry.net job: 4344959

RA center: 17h32m25s

DEC center: +19°2306

Pixel scale: 4.088 arcsec/pixel

Orientation: 356.112 degrees

Field radius: 0.931 degrees


Resolution: 1280x1024

Locations: Vallés - Valencia (Spain), Vallés, Valencia, Spain

Data source: Unknown

Description

Although it is moving away from Earth for the time, in your wide orbit the comet C/2009 P1 (Garradd) is approaching progressively to Sun, this keeps a slow increasing brightnes placed around 7.5 magnitude, and may be observable through binoculars. Such as you can appreciate at this image, tenuous way, the comet shows a wide and short tail of dust with fan shape, and other tail of gas elongated and stretched.

More info into the Blog  C O M E T O G R A F I A(in Spanish)

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Sky plot

Sky plot

Histogram

Comet Garradd in mid November, 



    
        

            José J. Chambó