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Gallery: 46P/Wirtanen

Image taken by Daniel James Watt


Fig 1:
 

Image Parameter Details
Image Date (UTC): 2018-10-06
Image Time (UTC): 07:34
Exposure: 4×120s
Filter: Bessel R
Field of View:
Observing Site: New Mexico, iTelescope.net (remote telescope) - MPC: H06
Observing Equipment: 200mm F4 Newtonian reflector, coma corrector, Canon 6D DSLR
Digital Processing: Imaged cropped to center the comet, green channel extracted, histogram stretch.
Comments: Plate solved in Pixinsight:
Image Plate Solver script version 4.1
===============================================================================
Referentiation Matrix (Gnomonic projection = Matrix * Coords[x,y]):
          +5.31655e-006        -0.000466277           +0.248055
           +0.000466717        +5.5157e-006           -0.392227
                     +0                  +0                  +1
Projection origin.. [833.996220 541.500048]pix -> [RA:+01 55 41.10 Dec:-27 48 00.72]
Resolution ........ 1.680 arcsec/pix
Rotation .......... 90.692 deg
Focal ............. 798.29 mm
Pixel size ........ 6.50 um
Field of view ..... 46' 41.4"×30' 18.9"
Image center ...... RA: 01 55 41.104  Dec: -27 48 00.71
Image bounds:
   top-left ....... RA: 01 56 48.648  Dec: -28 11 31.68
   top-right ...... RA: 01 56 50.563  Dec: -27 24 49.14
   bottom-left .... RA: 01 54 31.149  Dec: -28 11 10.10
   bottom-right ... RA: 01 54 34.045  Dec: -27 24 27.71
=============================================================================== 

Table 1: Data about image.
 

Updated: 14-Dec-2018