Last updated 6 August, 2009
Occultation of 45 Cap by Jupiter 3/4 August 2009
Venus 4 July 2009
Jupiter 2 July 2009
Jupiter 30 June 2009
Ganymede eclipses Io 24 June 2009
Jupiter23 June 2009
Occultation of Europa by Ganymede 23 June 2009
Animation of the occultation of Europa by Ganymede 23June 2009 (small version
Mare Orientale 17 June 2009
Mars 17 June 2009
Venus 17 June 2009
JUpiter 17 June 2009
Venus 13 June 2009
Jupiter 13 June 2009, first image apparition
Saturn and Rhea transit 28 May 2009
Saturn and Rhea transit 28 May 2009
Saturn and Rhea transit 19 May 2009
Saturn and Titan 19 March 2009
Venus 11 March 2009
Saturn and Titan 19 March 2009
Fabricius 2 March 2009
Theophilus 2 March 2009
Piccolomini 2 March 2009
Messier 2 March 2009 2009
Ceres 2 March 2009
Venus 2 March 2009
Saturn 2 March 2009
Venus 18 February 2009
Ceres Ø (0.83") 14 February 2009
Venus 13 February 2009
Schickard
Pythagoras
Mons Rümker
Phocylides
Venus 7 February 2009
Venus 10 January 2009
Saturn 3 January 2009
Saturn 3 January 2009
Saturn 30 December 2008
Saturn 29 December 2008
Venus 22 December 2008
Saturn 13 December 2008
Saturn 7 December 2008 Transit Dione
Saturn 6 December 2008
Saturn and Dione 9 October 2008
Uranus 26 September 2008
Uranus 25 September 2008
Uranus 18 September 2008
Jupiter 18 September 2008
Venus 11 September 2008, two processing procedures.
Top: Batchwise reduction of background with PS followed by processing with Registax
Bottom: Bulk processing with Registax
Jupiter 10 September 2008
Jupiter 3 September 2008
Mercury 30 August 2008
Jupiter 29 August 2008
Jupiter 23 August 2008
Mercury 15 August 2008
Mercury 12 August 2008
Jupiter and Io 1 August 2008 with methane filter (880nm)
Partial Solar Eclipse 1 August 2008 from Houten, The Netherlands. Note the mountains at the lunar rim.
Partial Solar Eclipse 1 August 2008 from Houten, The Netherlands
Jupiter and Io 23 July 2008 in stereo. Produced with 3D FotoStudio and to be viewed with a red-green spectacles
Jupiter and Io 23 July 2008
Jupiter and Io 23 July 2008 23.04-23.36 UT
Jupiter 14 July 2008
Venus 14 July 2008
Venus 12 July 2008
Jupiter and Io July 1, 2008
Jupiter and shadow of Io July 1 2008
Jupiter and shadow of Io July 1 2008
Jupiter and shadow of Io 23 June 2008
Jupiter 19 June 2008
Jupiter 19 June 2008
Saturn 6 April 2008
Mars 6 April 2008
Saturn 31 March 2008
Saturn and Tethys transition 22 Februari 2008
Saturn 15 February 2008
Saturn 22 January 2008
Mars 17 December 2007
Mars 17 December 2007
Mars 14 December 2007
Saturn 14 December 2007
Mars 12 December 2007
Saturn, 15 November 2007
Mars, 15 November 2007
Mars, 8 November 2007
17/P Holmes, 8 November 2007
Mars, 6 November 2007
Saturn, 6 November 2007
Comet 17/P Holmes, 3 November 2007
Comet 17P/Holmes, 30 October 2007
Venus 23 October 2007
Mars 23 October 2007
Mars 23 October 2007
Uranus 13 October 2007
Venus 11 October 2007
Venus 11 October 2007
Mars 11 October 2007
Mars 8 October 2007
Mars 6 October 2007
Mars 5 October 2007
Mars 27 September 2007
Mars 27 September 2007
Mars 25 September 2007
Mars 19 September 2007
Mars 15 September 2007
Mars 13 September 2007 with Olympus Mons (dark dot)
Mars 6 September 2007
Venus 25 August 2007.
Mars 24 August 2007.
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Venus 22 August 2007.
Uranus. Occultation of Umbriel by Ariel 11 August 2007.
Mars 13 August 2007.
Mars 11 August 2007.
Venus 11 August 2007.
Mercury 4 August 2007.
Venus 4 August 2007.
Mars 4 August 2007.
Mars 1 August 2007.
Jupiter 31 July 2007.
Venus 31 July 2007.
Mars 31 July 2007. Cimmerium with a lot of dust in the atmosphere. Seeing poor
Jupiter and Io, 30 July 2007
Collimation test of C11 with the double double (Epsilon Lyrae) C11 at f/20) and Jupiter plus Europa and Ganymede (C11)
Mars 30 July 2007. Cimmerium with a lot of dust in the atmosphere. Seeing very poor
Jupiter with Great Red Spot 22 July 2007
Jupiter with STrD1 and Red Spot Junior 18 July 2007
Mars 16 July 2007
Jupiter 13 July 2007 only 15º above the horizon
Venus 13 July 2007
Jupiter 9 July 2007 only 15º above the horizon
Venus 3 July 2007
Jupiter 20 June 2007
Venus 19 June 2007
Saturn 24 May 2007
Venus 24 May 2007
Venus 24 May 2007
Click here for low resolution live occultation of Saturn on 22 May 2007 (requires Real Player)
Click here for high resolution live occultation of Saturn on 22 May 2007 (requires Real Player)
Imaging conditions: C11 f/20 with ATK 2HS webcam plus IR filter, 10frames per sec
Venus 22 May 2007
Venus 18 May 2007
Venus 30 April 2007
Venus 21 April 2007
Venus 21 April 2007
Venus 19 April 2007
Venus 18 April 2007
Venus 15 April 2007
Venus 15 April 2007
Venus 11 April 2007
Venus 11 April 2007
Venus 11 April 2007
Saturn 12 March 2007
Saturn 8 March 2007
Saturn 8 March 2007
Saturn 8 March 2007
Lunar eclipse March 3/4 2007
Lunar eclipse March 3/4 2007
Saturnus 20 December 2006
Uranus 20 September 2006
Uranus 12 September 2006
Uranus 12 September 2006
Uranus 23 August 2006
Uranus 23 August 2006
Uranus 23 August 2006
Best Venus 24 July 2006
Venus 24 July 2006
Venus animation July 2006. North is up. It is based on the images of 12, 15 and 17 July 2006 (see below) and constructed with the program WinJUPOS.
The cloud pattern has a rotation period of 3.99 days.
Venus map July 2006 based om the images of 12, 15 and 17 July 2006
Venus 12-19 July 2006
Venus 19 July 2006
Venus 17 July 2006
Venus 17 July 2006
Venus 12, 15 and 17 July 2006
Venus 15 July 2006
Venus 12 and 15 July 2006 compilation
Venus 12 July 2006
Jupiter 29 June 2006
Venus 28 June 2006
Jupiter 27 June 2006
Venus 13 June 2006
Venus 12 June 2006
Total Solar Eclipse 29 March 2006
Composite of 12 different frames processed with Fitswork
http://people.freenet.de/JDierks/softw.htm
Total Solar Eclipse 29 March 2006
Composite of 12 different frames processed with Fitswork
http://people.freenet.de/JDierks/softw.htm

Total Solar Eclipse Egypt
29 March 2006
Saturn 3 January 2006.
Mars 2 January 2006.
Saturn 29 December 2005.
Saturn 29 December 2005.
Saturn 31 October 2005.
Mars 21 October 2005.
Mars 21 October 2005.
Mars 15 October 2005. There is a dust storm (see arrows) indicated in the left images. At the right an image of 7 September 2005 is shown with the same region indicated by an arrow. This storm developed into a major dust storm over Solis Lacus, which was invisible from Europe at that time."
Mars 15 October 2005."
Mars 15 October 2005.
Annular Solar Eclipse 3 October 2005. Seen from 60 km North of Alicante (Spain)"
Images made with a C5 with a Thousand Oaks filter and a 100 ISO Fuji slidefilm
Annular Solar Eclipse 3 October 2005. Seen from 60 km North of Alicante (Spain)"
Images made with a C5 with a Thousand Oaks filter and a 100 ISO Fuji slidefilm
Mars 6 October 2005. Diameter 18.6"
Images made with the Philips Toucam Pro webcam
Mars 6 October 2005. Diameter 18.6"
Images made with the Philips Toucam Pro webcam compared with an image of Ed Grafton
Mars 23 September 2005. Diameter 16.8"
Images made with the Philips Toucam Pro webcam
Mars 23 September 2005. Diameter 16.8"
Images made with the Philips Toucam Pro webcam
Mars 22 September 2005. Diameter 16.8"
Images made with the Philips Toucam Pro webcam
Mars 22 September 2005. Diameter 16.8"
Images made with the Philips Toucam Pro webcam
Mars 18 September 2005.
Images made with the Philips Toucam Pro webcam
Mars 13 September 2005. Diameter 15.5"
Images made with the Philips Toucam Pro and the ATK-2HS cameras
Mars 13 September 2005. Diameter 15.5"
Mars 7 September 2005. Diameter 14.8"
Mars 7 September 2005. Diameter 14.8"
Mars 7 September 2005. Diameter 14.8"
Mars 7 September 2005. Diameter 14.8"
Mars 6 September 2005. Diameter 13.9"
Mars 30 August 2005. Diameter 13.9"
Mars 29 August 2005. Diameter 13.8"
Mars 24 August 2005. Diameter 13.3"
Mars 17 August 2005. Diameter 12.6"
Mars 17 August 2005. Diameter 12.6"
Mars 13 August 2005. Diameter 12.3"
Mars 13 August 2005. Diameter 12"
Mars 6 August 2005.
Mars 6 August 2005. Diameter 11.4".
Mars 3 and 4 August 2005. Diameter 11.3".
Mars 3 August 2005. Diameter 11.3".
Mars 17 July 2005. Diameter 10.3". Best image until now in 2005 apparition.
Mars 17 July 2005. Diameter 10.3"
M57 on 12 July 2005
Mars 9 July 2005
Mars 8 July 2005
First Mars picture of 2005
Jupiter with shadow of Ganymede on 22 June 2005
Jupiter with shadow of Ganymede on 22 June 2005
Jupiter on 19 June 2005
Maan on 14 June 2005 with Casio EX-Z750
Jupiter on 13 June 2005. Very poor seeing
Jupiter on 9 June 2005
Jupiter on 9 June 2005
Jupiter on 8 June 2005
Jupiter on 31 May 2005
M13
C5 with f/6.3 focal reducer and ATK 2HS camera (4 sec exposure and 30 images stacked))
M57
C5 with f/6.3 focal reducer and ATK 2HS camera (4 sec exposure and 30 images stacked))
Jupiter on 23 May 2005
Jupiter and Io on 11 April 2005
Jupiter and Io on 11 April 2005
C11 SCT with 3x Barlow and Toucam Pro. Seeing 4/10.
Jupiter and Io on 11 April 2005
C11 SCT with 3x Barlow and Toucam Pro. Seeing 4/10. Details are visible of about 0.3".
Jupiter and Io on 11 April 2005
C11 SCT with 3x Barlow, ATK-2HS and a Baader IR pass filter plus 2x Barlow,Toucam Pro. Seeing 6/10. Details are visible of about 0.3".
Jupiter and Io on 11 April 2005
C11 SCT with 3x Barlow, ATK-2HS and a Baader IR pass filter plus 2x Barlow,Toucam Pro. Seeing 6/10. Details are visible of about 0.3".
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Jupiter and Io on 11 April 2005
C11 SCT with 3x Barlow, ATK-2HS and a Baader IR pass filter.
Ganymede on 11 April 2005
C11 SCT with 3x Barlow, ATK-2HS and a Baader IR pass filter plus 3x Barlow, Toucam Pro. Seeing 4/10
Ganymede on 11 April 2005
C11 SCT with 3x Barlow, ATK-2HS and a Baader IR pass filter plus 3x Barlow, Toucam Pro. Seeing 6/10
Io on 11 April 2005
C11 SCT with 3x Barlow, ATK-2HS and a Baader IR pass filter plus 3x Barlow, Toucam Pro. Seeing 4/10
Jupiter and Io on 3 April 2005
C11 SCT with 2x Barlow, ATK-2HS and a Baader IR pass filter. Seeing 2-4/10
Jupiter on 15 March 2005
C11 SCT with 2x Barlow, anti-dispersion prism and a Baader IR pass filter. Seeing 3/10
The brightness of Iapetus (10.2) during Western elongation as established using different reference stars and moons
21 April, 2005, 20h26m UT made with a C5 plus focal reducer f/6.3 and an Atik 2HS camera.
To identify the satellites and stars move the cursor over the picture.
The brightness of Iapetus (11.8) during Eastern elongation as established using different reference stars
14 March, 2005, 22h25m UT made with a C5 plus focal reducer f/6.3 and an Atik 2HS camera.
To identify the satellites and stars move the cursor over the picture.
Comparison of the shadow of Saturn on the rings on February 6 and February 27, 2005
The central part of the Orion Nebula on 27 February 2005
The image is a made with a C11 and an ATK-2HS camera (top 1/25 sec and bottom 6 sec). Note the components E and F (11th magnitude in the Trapezium (top).
Saturnus on 27 February 2005 20h 09 m UT
C11 SCT with 3x Barlow. The image is a composite of an ATK-2HS b/w picture and a Toucam Pro colour picture. Seeing 5/10
Jupiter on 16 February 2005
C11 SCT with 2x Barlow and a Touvam Pro (l) or ATK-2HS camera (r).
Bullialdus on 24 February 2005
C11 SCT with 3x Barlow and an ATK-2HS camera seeing 3/10.
Saturn on 6 February 2005 22h 26m UT
C11 SCT with 3x Barlow seeing 6/10. LRGB picture
Saturn on 6 February 2005 22h 26m UT
C11 SCT with 3x Barlow seeing 6/10. LRGB picture
Saturn on 6 February 2005 22h 26m UT
C11 SCT with 3x Barlow seeing 6/10. LRGB picture
Saturnus and 8 satellites
January 15, 2005. 21h23m UT, mosaic made with a C11 plus modfied Toucam Pro webcam.
To identify the satellites move the cursor over and outside the picture.
Saturnus and 8 satellites
January 15, 2005. mosaic made with a C11 plus modfied Toucam Pro webcam.
To identify the satellites move the cursor over and outside the picture.
Saturn on 13 January 2005 22h 08m UT
C11 SCT with 2x Barlow seeing 4/10. This was a few hours before the descent of the Huygens probe on Titan and the moment of opposition
Saturn on 13 January 2005 23h 03m UT and 23h 15m UT
C11 SCT with 3x Barlow seeing 4/10. This was a few hours before the descent of the Huygens probe on Titan and the moment of opposition
Saturn on 13 January 2005 23h 03m UT
C11 SCT with 3x Barlow seeing 4/10. This was a few hours before the descent of the Huygens probe on Titan and the moment of opposition
Saturn on 25 November 2004 1h 56m UT
C11 SCT with 3x Barlow seeing 5/10.
Saturn and 8 satellites on 13 January 2005 21h 55m UT
C11 SCT and modified Philips Toucam Pro seeing 4/10. This was a few hours before the descent of the Huygens probe on Titan