C/2009 F6 Yi-SWAN
- C/2009 F6 Yi-SWAN 2009 May 16 20.36 UT, 8" f=2.8 ASA Astrograph, 5 x 180 sec.. SXV-H9 CCD Michael Jäger
- C/2009 F6 Yi-SWAN 2009 May 13 20.31 UT, 8" f=2.8 ASA Astrograph, 4 x 80 sec.. SXV-H9 CCD Michael Jäger
- C/2009 F6 Yi-SWAN 2009 May 08 20:06 UT, 640sec. (11 x 40sec.), 12"SCT f/6.532, CCD ST10XME clear-filter, 13.29 mag, coma: 1'17", tail: 1'38" in PA 35 Bernhard Häusler
- C/2009 F6 Yi-SWAN 2009 April 23 21.56 UT Zeiss Sonnar 135mm Canon EOS 300D 4 x 60 sec. Stefan Beck
- C/2009 F6 Yi-SWAN 2009 April 22 19:50 UT, 800sek (20 x 40sec.), 12"SCT f/6.532, CCD ST10XME clear-filter Bernhard Häusler
- C/2009 F6 Yi-SWAN 2009 April 21 21:19 UT 20x120s, ALCCD6c 12"1600mm Newton Henri Schulz
- C/2009 F6 Yi-SWAN 2009 April 20 20:30 UT, 10"Newtonian F=1.5m 368s 400ASA Canon 350D Christian Harder
- C/2009 F6 Yi-SWAN 2009 April 19 21.30 UT Schmidt-Newton 203/812 mm, f/4, 14x30sec., Meade DSI PRO II CCD Dieter Schubert
- C/2009 F6 Yi-SWAN 2009 April 14 20:05 UTC, 60sec., 24" f/3.3, CCD Stefan Karge
- C/2009 F6 Yi-SWAN 2009 April 13 20:00 UT, Newton D300 F1600mm, 4min. SBIG ST7 CCD Manfred Chudy
- C/2009 F6 Yi-SWAN 2009 April 13 20:18 UT, 6"-Newton, f=762mm, Canon EOS 350D, 8 x 30sec (ISO 800) Michael Hauss
- C/2009 F6 Yi-SWAN 2009 April 13 .13 UT, 5x3m, Ricoh GX100, afokal Uwe Wohlrab
- C/2009 F6 Yi-SWAN 2009 April 13 .076 UT, 25cm f/3.3 Deltagraph, 3 min., Kodak E200 Film Uwe Wohlrab
- C/2009 F6 Yi-SWAN 2009 April 13 .076 UT, 25cm f/3.3 Deltagraph, 3 min., Kodak E200 Film, Ausschnitt Uwe Wohlrab
- C/2009 F6 Yi-SWAN 2009 April 11 20:18 UT, 8"-SCT, f=1260mm, Sony A700, 8 x 30sec (ISO 3200) Michael Hauss
- C/2009 F6 Yi-SWAN 2009 April 11 20.20 UT, 8" f=2.8 ASA Astrograph, 2x500 sec. Halpha + 3x300 sec. green, Sigma 6303 CCD Michael Jäger
- C/2009 F6 Yi-SWAN 2009 April 11 20.20 UT, 8" f=2.8 ASA Astrograph, 1x300 sec. red, 1x500 Halpha + 1x300 sec. green, 1x300 sec. blue, Sigma 6303 CCD Michael Jäger
- C/2009 F6 Yi-SWAN 2009 April 11 20h31UT 10"Newtonian F=1.5m 237s 400 ASA Canon 350D Christian Harder
- C/2009 F6 Yi-SWAN 2009 April 10 20.58 UT Newton 200/800 Platinum XL CCD 18 x 30 sec. Stefan Beck
- C/2009 F6 Yi-SWAN 2009 April 10 20:00 UT, 8"-SCT, f=1260mm, Sony A700, 8 x 30sec (ISO 3200) Michael Hauss
- C/2009 F6 Yi-SWAN 2009 April 10 20:53 UT, 1 x 180sec, CZJ 300mm f/5.6 + ATIK16HR + IR-cutting filter Thorsten Zilch
- C/2009 F6 Yi-SWAN 2009 April 10 20h01UT 10" Newtonian F=1.5m 327s 400 ASA Canon 350D Christian Harder
- C/2009 F6 Yi-SWAN 2009 April 09 20:28 UT, 8"-SCT, f=1260mm, Sony A700, 8 x 30sec (ISO 3200) Michael Hauss
- C/2009 F6 Yi-SWAN 2009 April 09 19:06 UT, 73min (110 x 40sec.), 12"SCT f/7.0, CCD ST10XME clear-filter Bernhard Häusler
- C/2009 F6 Yi-SWAN 2009 April 09 21h57UT 10"Newtonian F=1.5m 91s 400 ASA Canon 350D Christian Harder
- C/2009 F6 Yi-SWAN 2009 April 07 02.30 UT, 5,6" f=2.9 Astrograph,5 x min. green, 1 x 4 min. blue, 2 x 4 min. UV/IR, 1 x 4 min. red, SXV-H9 CCD Michael Jäger
- C/2009 F6 Yi-SWAN 2009 April 07 02.30 UT, 5,6" f=2.9 Astrograph, SXV-H9 CCD Michael Jäger
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