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117P/Helin-Roman-Alu
Orbital period : 8.25 years
NASA/JPL elements
IAU/MPC elements
(Click on any picture for original view and more information)
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2023 Jun 08 09h50 | Author | : Pierre Traverse | Instr. aperture | : 350 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2023 May 30 08h33 | Author | : Herve Roy | Instr. aperture | : 350 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2022 Oct 16 18h07 | Author | : Francois Kugel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2022 Oct 07 00h00 | Author | : Herve Roy | Instr. aperture | : 350 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2022 Sep 29 23h42 | Author | : Herve Roy | Instr. aperture | : 350 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2022 Aug 28 19h51 | Author | : Francois Kugel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2022 Aug 24 20h05 | Author | : Joel Nicolas | Instr. aperture | : 410 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2022 Jul 26 16h49 | Author | : Arnaud Leroy | Instr. aperture | : 355 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2022 May 10 03h03 | Author | : Francois Kugel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2022 May 01 02h52 | Author | : Francois Kugel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2022 Apr 03 03h59 | Author | : Francois Kugel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2022 Feb 14 08h48 | Author | : Pierre Traverse | Instr. aperture | : 350 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2021 Aug 02 20h19 | Author | : Francois Kugel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2021 Jul 26 00h06 | Author | : Jean-Louis Virlichie | Instr. aperture | : 350 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2021 Jun 06 21h07 | Author | : Francois Kugel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2021 May 31 21h42 | Author | : Francois Kugel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2021 May 31 21h08 | Author | : Marc Deldem | Instr. aperture | : 200 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2021 May 05 20h47 | Author | : Francois Kugel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2020 Nov 05 05h05 | Author | : Francois Kugel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2020 May 18 23h24 | Author | : Pierre Traverse | Instr. aperture | : 350 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2020 Feb 04 03h43 | Author | : Pierre Traverse | Instr. aperture | : 350 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2016 Oct 12 02h49 | Author | : Joel Nicolas | Instr. aperture | : 410 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2016 Oct 07 02h47 | Author | : Francois Kugel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2016 Sep 28 03h41 | Author | : Francois Kugel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2015 Sep 10 02h01 | Author | : Francois Kugel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2014 Dec 09 17h20 | Author | : Joel Nicolas | Instr. aperture | : 410 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2014 Nov 19 17h44 | Author | : Francois Kugel | Instr. aperture | : 200 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2014 Oct 13 19h17 | Author | : Francois Kugel | Instr. aperture | : 200 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2014 Sep 13 19h55 | Author | : Francois Kugel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2014 Jul 18 00h41 | Author | : Francois Kugel | Instr. aperture | : 200 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2014 May 09 05h24 | Author | : Thierry Noel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2014 Apr 18 08h10 | Author | : Thierry Noel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2014 Mar 21 08h39 | Author | : Thierry Noel | Instr. aperture | : 400 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2013 Jun 12 22h07 | Author | : Joel Nicolas | Instr. aperture | : 410 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2013 Jun 06 21h08 | Author | : Francois Kugel | Instr. aperture | : 200 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2013 Mar 16 02h30 | Author | : Thierry Noel | Instr. aperture | : 200 mm |
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
117P/Helin-Roman-Alu
Date [UT] | : 2011 Mar 25 20h35 | Author | : Francois Kugel | Instr. aperture | : 500 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2011 Feb 08 18h45 | Author | : Francois Kugel | Instr. aperture | : 500 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2010 Nov 08 04h11 | Author | : Francois Kugel | Instr. aperture | : 500 mm |
117P/Helin-Roman-Alu
Date [UT] | : 2007 Sep 15 03h37 | Author | : Jean-Benoit de Vanssay | Instr. aperture | : 600 mm |
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