M1 - The Crab Nebula

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M1 - The Crab Nebula
Supernova Remnant
Constellation: Taurus
Distance: 6300 ly
Magnitude: 8.4
Size: 6' x 4'

A link to more information

A second link to more information

Link to a time lapse video of the Crab Nebula pulsar wind

Link to comparison of images from 1973 and 2000 showing the expansion of the Crab Nebula

Imaged at Soap Creek Valley
Corvallis, Oregon
12.5" f/4.8 with Lightholder primary
CCD Labs Q453 (QHY8) Camera with Televue Photo Paracorr and Hutech IDAS LPS-P2 filter
4 x 480 sec subframes acquired with Nebulosity 2.2.1 with Offset 90 and Gain 21 (33%)
It was cold out (36oF)
The Moon was out, less than first quater, and the seeing was marginal
Tom Osypowski Dual Axis Aluminum Eq. Platform
Autoguided with PHD sofware
8" f/4 Guidescope
CCD-Labs Q-guide camera with Televue Paracorr
Image processing with ImagesPlus 3.75, PixInsight, and Photoshop CS4