• 170P/Christensen   2024 January 13 11:32 UT, Planewave 20" CDK f/4, FLI PL6303E, 300s, Koma 20", T 16,7 mag, T30, Siding Spring, Australien, Remote, Michael Hauss
• 170P/Christensen   2024 January 03 19.22 UT, 12x120sec. 12" f=4 Nikon Z6 mod Michael Jäger
• 170P/Christensen   2024 January 03 19.22 UT, 12x120sec. 12" f=4 Nikon Z6 mod, color Michael Jäger
• 170P/Christensen   2024 January 01 17.18 UT, 21x90sec. 12" f=4 Nikon QHY600 Michael Jäger
• 170P/Christensen   2023 December 18 19.02 UT, 21x100sec. 12" f=4 QHY600 Michael Jäger
• 170P/Christensen   2023 December 11 20.53 UT, 16x90sec. 12" f=4 QHY600 Michael Jäger
• 170P/Christensen   2023 December 03 23.15 UT, 10x90sec. 12" f=4 QHY600 Michael Jäger
• 170P/Christensen   2023 November 20 20.30 UT, 7x120sec. 14"/4.2 QHY600 Michael Jäger
• 170P/Christensen   2023 October 17 22.07 UT, 17x90sec. 12" f=4 QHY600 Michael Jäger
• 170P/Christensen   2023 October 15 16:50 UT, Planewave 20" CDK f/4, FLI PL6303E, 300s, T 16,4 mag, T30, Siding Spring, Australien, Remote, Michael Hauss
• 170P/Christensen   2023 August 20 16:58 UT, Planewave 20" CDK f/4, FLI PL6303E, 300s, T 17,5 mag, T30, Siding Spring, Australien, Remote, Michael Hauss
• 170P/Christensen   2022 October 25 17.53 UT, 18x90sec. 12" f=4 QHY600 Michael Jäger
• 170P/Christensen   2014 October 18 22:22 UT, 7 x 120s 0.4-m f/3.8 Orion Optics AG16 Newton SBIG STL-6303E B96 - BRIXIIS, Belgium Erik Bryssinck
• 170P/Christensen   2014 October 14 23:01:32 (UT), 1140s exp.(20x60s), 0.7-m (f/4) reflector + CCD PL47-10 FLI + R filter, Kyiv comet station (MPC 585) Alexander Baransky, Ukraine
• 170P/Christensen   2014 October 10 22:15:09 (UT), 660s exp.(11x60s), 0.7-m (f/4) reflector + CCD PL47-10 FLI + R filter, Kyiv comet station (MPC 585) Alexander Baransky, Ukraine
• 170P/Christensen   2014 October 02 23:35:00 (UT), 660s exp.(11x60s), 0.7-m (f/4) reflector + CCD PL47-10 FLI + R filter, Kyiv comet station (MPC 585) Alexander Baransky, Ukraine
• 170P/Christensen   2014 September 27 22:40 UT, 4 x 5 min L, ASA 10" f/3.6, SBIG 8300M Roland Fichtl
• 170P/Christensen   2014 September 23 21.47 UT, 10"/4.0 FLI 8300 CCD 4x300 Sek Michael Jäger
• 170P/Christensen   2014 September 23 21.47 UT, 4x300 sec. Lacerta 10"/4.0 FLI 8300 CCD 2x2 bin Michael Jäger
• 170P/Christensen   2014 August 27 23:00 UT, 11 x 5 min L, ASA 10" f/3.6, SBIG 8300M Roland Fichtl

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