Comet Catalina C/2013 US10 at a wider FOV, about 20x30 arc minutes. Animated frames are stacks of 15x30 second exposures tracked on the motion of the comet. Image by Dr. Douglas T. Durig
Cordell-Lorenz Observatory
The University of the South
Sewanee, Tennessee, USA
Animation may be used if photocredit is given and you notify me at ddurig@sewanee.edu
Image uploaded on: 2015-12-04 06:16:19
Animation of 20x 30 second images of Comet Catalina C/2013 US10 taken 12/04/2015. Image shows spectacular structure in teh gas tail. Image may be used with photo credit:
Dr. Douglas T. Durig
Cordell-Lorenz Observatory
Sewanee, Tennessee, USA
Obs Code 850
Image uploaded on: 2015-12-04 05:52:22
Stack of 40 x 30 second images with a 12 inch f/4.9 SCT on 12/03 UT, tracked on the motion of Comet Catalina. Ion tail shows a lot of structure! FOV is 11x16 arc minutes.
Image by Dr. D. T. Durig
Cordell-Lorenz Observatory
Sewanee, Tennessee, USA
Image may be used if photo credit is given and you send me information on the use.
Image uploaded on: 2015-12-03 06:14:05
12 minute stack of 30 second images of Comet Catalina C/2013 US10 taken between 4:58 and 5:18 am CST 11/24/15 inverted to show details.
Image uploaded on: 2015-11-24 06:30:22
Average of 12 minutes of 30 second exposures of Comet Catalina C/2013 US10 taken 11/24/15.
Image uploaded on: 2015-11-24 06:12:06
Same image without inverting BW and without reference stars marked. I got 9.3 magnitude and a 2 arc min coma with dust tail over 12 arc min long.
Image uploaded on: 2015-11-23 06:20:22
Stack of 12x30 sec images of Comet Catalina C/2013 US10 taken with a 12 inch f/2.6 SCT and 765x510 CCD. FOV is about 20x30 arc min. Gas tail (to the right) shows three streamers and dust tail (lower left) goes off frame.
Image by Dr. D. T. Durig
Cordell-Lorenz Observatory
Sewanee, Tennessee.
Image may be used if photo-credit is given and you let me know.
Image uploaded on: 2015-11-23 06:06:47
30 second image of Comet Catalina C/2013 US10 at very low altitude and with the light of dawn approaching fast. Taken on 11/21/2015 at 11:23:19 UT.
Image uploaded on: 2015-11-21 15:25:55
10 second image of Comet Catalina C/2013 US10 at very low altude as dawn approaches.
Image uploaded on: 2015-11-21 15:22:22
Comet Ikeya-Murakami C/2010 V1
False clor image of 5 stacked two minute exposures showing inner and outer coma structures.
2010 11 07 UT
Image by Dr. D. T. Durig
Image uploaded on: 2010-11-09 05:32:35