Imaging of Planets with a Celestron C11






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Saturn 10 December 2004 0h 30m UT C11 with 2 x Barlow and Philips Toucam Pro seeing 5/10
Note the faint C ring.






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Saturn 25 November 2004 1h 10m UT C11 with 3 x Barlow and Philips Toucam Pro seeing 6/10
Note the faint C ring.






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Saturn 25 November 2004 1h 0mUT with C11 and 3x Barlow and B/W chip in RAW mode seeing 6/10
Note hints of the Encke division.






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Saturn 25 November 2004 0h 50m UT C11 with 3 x Barlow and Philips Toucam Pro seeing 6/10
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Saturn 24 November 2004 1h UT C11 with 2 x Barlow and Philips Toucam Pro seeing 6/10
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Saturn 24 November 2004 1h UT C11 with 2 x Barlow and Philips Toucam Pro seeing 6/10
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Venus-Jupiter conjunction 5 November 2004 6h 16m UT with Philips Toucam Pro II
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Uranus on 1 September 2004 with C11. Seeing 3/10






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Uranus on 11 August 2004 and Neptune on 19 August 2004 with C11 and 2x Barlow. Seeing 5/10





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Venus 14 August 2004 with C11 and Vesta Pro. Seeing 5/10





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Uranus and satellites on11 August 2004 with C11 (composition)





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Uranus on 11 August 2004 and Neptune on 19 August 2004 with C11 and 2x Barlow. Seeing 5/10





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Uranus on 9 August 2004





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Venus 31 July 2004





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Uranus and satellites on July 27, 2004





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Neptune and Triton 28 July 2004





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Uranus and moons on 24 and 27 July 2004





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Neptune on July 27, 2004. Note the background star Tyc 6346-01348-1
Seeing was 5/10.
400 stacked 1/25 sec exposures of Neptune were combined with 20 stacked exposures of 5 sec of Triton.





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Venus on July 24, 2004
Seeing was 4/10.





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Uranus on July 24, 2004
This composite consists of a picture of Uranus (600 frames of 1/25 sec with an unmodified Toucam Pro webcam) and its four major moons (30 frames of 7sec. with a modified Toucam Pro webcam). Seeing was 5/10.





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Venus on July 23, 2004
Images in white light (b) and UV light (a), (c-e). For the UV pictures a Baader UV filter was used (370 nm) See legend for details. Seeing was poor. Hints of albedo differences are visible in the UV images.





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3-D picture of Saturn, compilation of 5 October and 22 November 2003 images. Use red-green glasses. Start by looking at the edge of the globe





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3-D picture of Jupiter with Great Red Spot, 17 February 2003. Use red-green glasses. Start by looking at the edge of the globe





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3-D picture of Mars. Use red-green glasses. Start by looking at the edge of the globe





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3-D picture of Jupiter. Use red-green glasses. Start by looking at the edge of the globe





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3-D picture of Jupiter. Use red-green glasses. Start by looking at the edge of the globe





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Uranus and its moons
July 6, 2004


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Venus Transit
June 8, 2004, with my C5 plus 6.3 focal reducer.





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Venus Transit
June 8, 2004, with a C5 plus 6.3 focal reducer.


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Venus Transit Animation June 8, 2004
First and second contact. For a large animation (2 Mb, 380 x 370 pixels) click here





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Venus Transit
June 8, 2004, 07h 21m UT with my C5 plus 6.3 focal reducer.


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Venus Transit
June 8, 2004, 08h 28m UT with my C5 plus 6.3 focal reducer.


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Venus Transit
June 8, 2004, 10h 46m UT with my C5 plus 6.3 focal reducer.


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Venus Transit
June 8, 2004, 09h 59m UT with my C5 plus 2x Barlow lens.


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Venus Transit
June 8, 2004, 10h 02m UT with my C5 plus 2x Barlow lens.


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Venus Transit
June 8, 2004, with a 400 mm lens and Mylar solar filter on 200 ISO Fujicolor (1/120 sec). .


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Venus Transit June 8, 2004
in the primary focus of the C5 with a Thousands Oaks solar filter. For processing with the Registax program the best 100 pictures were used


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Venus Transit June 8, 2004
in the primary focus of the C5 with a Thousands Oaks solar filter. For processing with the Registax program the best 100 pictures were used


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Comparison of the sizes of Venus and Mercury during their transits.
using a C5 plus 6.3 focal reducer.



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Venus
Exposures were made on different dates in 2002 and 2004, in the primary focus of the C11. For processing with the Registax program the best 100 of 300 pictures were used


Venus on 23 May 2004




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Best Jupiter
Resolution 0.3-0.4"
13 April, 2004


Jupiter on 13 April 2004


Jupiter on 13 April 2004


Jupiter on 9 April 2004 with Io and Europa


Jupiter on 9 April 2004 at different time points


Jupiter, March 25, 2004, 23h 20 min UT, C11 with 3x Barlow, seeing 4.5/10


Jupiter, March 24, 2004, C11 with 2x Barlow, seeing 4/10


Saturn, 25 January 2004, C11 with 2x Barlow


Saturn, 25 January 2004, C11 with 2x Barlow


Saturn, 25 January 2004, C11 with 3x Barlow
Hints of the Encke Division


Saturn, 17 December 2003, 21h 47 m UT C11 with 3x Barlow



Jupiter,12 December 2003, 5h 35 m UT C11 with 2x Barlow, 600 frames stacked



Saturn, 9 December 2003, 0h 40 m UT C11 with 2x Barlow, 600 frames stacked



Saturn, 9 December 2003, C11 with 2x Barlow, 300 frames stacked


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First picture: Saturn
Exposure was made on December 30, 2001 with a C11 in the primary focus (2800 mm) with a Philips ToUcam Pro. Exposure time 1/25 sec. Seeing: average to poor due to light overcast. For processing with the IRIS program the best 70 of 250 pictures were used Processing included unsharp masking


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First picture: Saturn
Exposure was made on December 30, 2001 with a C11 in the primary focus (2800 mm) with a Philips ToUcam Pro. Exposure time 1/25 sec. Seeing: average to poor due to light overcast. For processing with the IRIS program the best 70 of 250 pictures were used Processing included van Cittert deconvolution

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First picture: Saturn
Exposure was made on December 30, 2001 with a C11 in the primary focus (2800 mm) with a Philips ToUcam Pro. Exposure time 1/25 sec. Seeing: average to poor due to light overcast. For processing with the IRIS program the best 70 of 250 pictures were used Processing included unsharp masking and van Cittert deconvolution
Note the faint inner crpe ring (ring C) and the ball visible through the Cassini separation.

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Saturn
Exposure was made on December 30, 2001 with a C11 in the primary focus (2800 mm) with a Philips ToUcam Pro. Exposure time 1/25 sec. Seeing: average to poor due to light overcast. For processing with the IRIS program the best 90 of 460 pictures were used Processing included unsharp masking and van Cittert deconvolution
Note the faint inner crpe ring (ring C) and the ball visible through the Cassini separation.

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Jupiter
Exposure was made on January 5 23.45 en 23.55 hour MET and January 6, 2002 at 00.07 hMET with a C11 in the primary focus (2800 mm) with a Philips ToUcam Pro. The other moon is Callisto. Exposure time 1/25 sec. Seeing: average to poor due to light overcast. For processing with the IRIS program the best 40 of 200 pictures were used Processing included unsharp masking and van Cittert deconvolution


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Jupiter
Animation of Io passing Jupiter from January 5, 2002, 2303 h MET to January 6, 2002, 00.54 MET made with a C11 in the primary focus (2800 mm) with a Philips ToUcam Pro. The other moon is Callisto. Notice the rotation of Jupiter and the Great Red Spot. Exposure time 1/25 sec. Seeing: average to poor due to light overcast. For processing with the IRIS program the best 40 of 200 pictures were used Processing included unsharp masking and van Cittert deconvolution




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Saturn
Exposure was made on February 15, 2002 with a C11 plus a 2 x Barlow lens (effective focal length 5600 mm) with a Philips ToUcam Pro. Exposure time 1/25 sec. Seeing: average to poor. For processing with the IRIS program the best 50 of 290 pictures were used Processing included wavelet analysis and van Cittert deconvolution(upper) Also the single best crude picture of the series is shown, which has not undergone any processing (lower)

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Jupiter
Exposure was made on February 15, 2002, 21h 10m with a C11 plus a 2 x Barlow lens (effective focal length 5600 mm) with a Philips ToUcam Pro. Exposure time 1/25 sec. Seeing: average to poor. For processing with the IRIS program the best 30 of 150 pictures were used Processing included wavelet analysis and van Cittert deconvolution (upper) Also the single best crude picture of the series is shown, which has not undergone any processing (lower)




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Jupiter
Exposure was made on February 16, 2002, 19h 35m(up) and 19.50 (down) with a C11 plus a 2 x Barlow lens (effective focal length 5600 mm) with a Philips ToUcam Pro. Shadow of Callisto and Moon Ganymede. Notice that Oval BA is passing the Great Red Spot. Exposure time 1/25 sec. Seeing: poor. For processing with the IRIS program the best 30 of 150 pictures were used Processing included wavelet analysis and van Cittert deconvolution



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Jupiter
Exposure was made on February 17, 2002 with a C11 plus a 2 x Barlow lens (effective focal length 5600 mm) with a Philips ToUcam Pro. Exposure time 1/25 sec. Seeing: average to poor. For processing with the IRIS program the best 30 of 150 pictures were used Processing included wavelet analysis

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Saturn
Exposure was made on February 17, 2002, with a C11 plus a 2 x Barlow lens (effective focal length 5600 mm) with a Philips ToUcam Pro. Exposure time 1/25 sec. Seeing: average to poor. For processing with the IRIS program the best 50 of 300 pictures were used Processing included unsharp masking and van Cittert deconvolution

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Saturn
Exposure was made on March 1, 2002, with a C11 plus a 2 x Barlow lens (effective focal length 5600 mm) with a Philips ToUcam Pro. Exposure time 1/25 sec. Seeing: average to poor. For processing with the IRIS program the best 60 of 600 pictures were used Processing included wavelet analysis and van Cittert deconvolution (upper)


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Jupiter Animation
Exposure was made on March 1, 2002, from 20h45m to 22h35m MET (10 min intervals) with a C11 plus a 2 x Barlow lens (effective focal length 5600 mm) with a Philips ToUcam Pro. Exposure time 1/25 sec. Seeing: poor. For processing with the IRIS program the best 30 of 150 pictures were used Processing included wavelet analysis and van Cittert deconvolution


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Venus
Exposure was made on May 31, 2002, 19h40m MEZT with a C11 plus a 2x Televue Barlow lens (effective focal length 5600 mm) with a Philips ToUcam Pro. Exposure time 1/1500 sec. Seeing: poor. For processing with the Registax program the best 20 of 150 pictures were used Diameter Venus 12.9"; phase 81.6%; the Sun was 17 above the horizon



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Venus
Exposures were made on May 31 (left) and July 15, 2002 (right), with a C11 plus a 2x Televue Barlow lens (effective focal length 5600 mm)(left) and in the primary focus of the C11 plus a Meade 4000 blue filter # 47 (right). For processing with the Registax program the best 20 of 150 pictures were used
May 31, 2002: Diameter Venus 12.9"; phase 81.6%
July 15, 2002: Diameter Venus17.1" ;phase 66.1%



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Venus
Exposures were made on different dates in 2002, in the primary focus of the C11. For processing with the Registax program the best 100 of 300 pictures were used



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Uranus
Exposure was made on September 12, 2002, with the C11 and a 2 x Barlow lens. For processing of the planet with the Registax and IRIS programs the best 100 of 300 pictures were used. For the moons 50 pictures were made with a modified Toucam Pro



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Neptune
Exposure was made on September 13, 2002, with the C11 and a 2 x Barlow lens. For processing with the Registax and IRIS programs the best 100 of 300 pictures were used. For the moons 50 pictures were made with a modified Toucam Pro and processed with the K3CCD Tools program



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Eight Saturn moons
Exposure was made on September 30, 2002, with the C11 in primary focus with a SC modified Toucam Pro. For processing the K3CCD Tools was used. Seeing was good. Mosaic with a normal picture of Saturn



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Saturn
Exposure was made on October 5, 2002, with the C11 and a 2 x Barlow lens. For processing with the Registax and IRIS programs the best 270 of 540 pictures were used. Seeing was good. Best picture of Saturn until now



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Saturn
Exposure was made on October 7, 2002, with the C11 and a modified ToUCam SC webcam to catch the moons. The overexposed Saturn was replaced by a short exposure image of Saturn. Eight of the nine classical moons are visible. M=Mimas,E=Enceladus, D=Dione, T=Thetys, R=Rhea, Ti=Titan, J=Iapetus and H=Hyperion



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Saturn
Exposures were made on November 5, 2002, 23.54 MET (green) and November 6, 2002 1.24 MET (red)with the C11 and a modified Toucam SC to catch the moons. There is a 1 1/2 hour time span between the green and the red images The overexposed Saturn was replaced by a short exposure of the planet.



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Saturn
Exposures were made on October 5, 2002, November 6, and November 22, 2002 with the C11 and a 2 x Barlow lens. For processing with the Registax and IRIS programs the best 270 of 540 pictures were used. Note the change of the shadow.

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Saturn
Animation of the Saturnian shadow. Exposures were made on October 5, 2002, November 6, 2002, and November 22, with the C11 and a 2 x Barlow lens. For processing with the Registax and IRIS programs the best 270 of 540 pictures were used. Note the change of the shadow.



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Saturn
Reprocessaing of an exposure made on October 5, 2002 with the C11 and a 2 x Barlow lens. For processing with the Registax and IRIS programs the best 300 of 1000 pictures were used.



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Jupiter
Exposure made on December 3, 2002, 2h05 UT with the C11 and a 2 x Barlow lens. For processing with the Registax and IRIS programs the best 300 of 1000 pictures were used.




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Jupiter

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Jupiter
Exposure made on January 5, 2003with the C11 and a 2 x Barlow lens. For processing with the Registax and IRIS programs the best 300 of 1000 pictures were used.



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Saturn
Exposure made on January 10, 2003, 20h49 UT with the C11 and a 2 x Barlow lens. For processing with the Registax and IRIS programs the best 300 of 1000 pictures were used.


















21 February 2003. An animation of the transit of Ganymede and its shadow (last part)




27 February 2003 19h45m UT. 2400 pictures made with a C11 plus 2x Barlow and a Philips Toucam Pro webcam.149 pictures stacked after processing with Registax and IRIS. Seeing very moderate.


Partial Eclipse of Callisto (left) by Ganymede (right)
March 15, 2003 from 22h08m -22h22m UT. C11 and 2 x Barlow plus Toucam Pro. 30 sec exposures with 15 sec intervals. Best 100 of 300 processed with Registax. Seeing 7/10
Note that the Northern part of Callisto is eclipsed, while Ganymede is moving slowly to the right


Changes in the region encompassing the Great Red Spot over a period of almost 2 months


Saturn, 12 November 2003, 1h 03 m UT
C11 with 2x Barlow. Seeing 5/10, best 500 of 2400 frames processed and stacked



First Saturn of the new winter season. 7 November 2003, 1h 47 m UT
C11 with 2x Barlow. Seeing 3/10, best 500 of 2400 frames processed and stacked



Giant Sun spots 10486 and 10488
28 October, 2003. UT 13h 20m C11 and 0.6x focal reducer plus Toucam Pro.



Giant Sunspot 10488
28 October, 2003. 13h 43m C11 and 2 x Barlow plus Toucam Pro.



Giant Sun spot 10486
28 October, 2003. 13h 17 m C11 and 2 x Barlow plus Toucam Pro.


NGC7293

May 7,2003 Mercury movie (1) (272 Kb, short version)


NGC 2174

May 7,2003 Mercury movie (2) (1.2Mb, best quality) 


Veil

May 7,2003 Mercury movie (3) (500Kb, lower quality)


NGC 2174

PICTURES MERCURY Transit May 7,2003 



Partial Solar Eclipse
May 31, 2003. C5 with 6.3 focal reducer. Film Konica VX 100. Moderate seeing


Partial Solar Eclipse
May 31, 2003. C5 with 6.3 focal reducer. Film Konica VX 100. Moderate seeing


Partial Solar Eclipse
May 31, 2003. C5 with 6.3 focal reducer. Film Konica VX 100. Moderate seeing


Partial Solar Eclipse
May 31, 2003. C5 with 6.3 focal reducer. Film Konica VX 100. Moderate seeing\


Partial Solar Eclipse
May 31, 2003. C5 with 6.3 focal reducer. Film Konica VX 100. Moderate seeing


Partial Solar Eclipse
May 31, 2003. C5 with 6.3 focal reducer. Film Konica VX 100. Moderate seeing


Partial Solar Eclipse May 31, 2003. Photo by my son-in-law Gert-Jan van der Tuuk. Digital Nikon D 100 camera

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