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117P/Helin-Roman-Alu

Orbital period : 8.25 years


NASA/JPL elements
IAU/MPC elements

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117P/Helin-Roman-Alu

Date [UT]: 2023 Sep 21 03h09
Author: Jean-Paul Desgrees
Instr. aperture: 350 mm



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

Date [UT]: 2022 Jun 30 08h07
Author: Jean-Paul Desgrees
Instr. aperture: 350 mm



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

Date [UT]: 2021 May 19 21h39
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2021 May 11 21h30
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2021 May 11 20h10
Author: Yoann Degot Longhi
Instr. aperture: 200 mm



117P/Helin-Roman-Alu

Date [UT]: 2021 May 08 21h57
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2021 May 05 20h47
Author: Francois Kugel
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2021 May 05 19h52
Author: Yoann Degot Longhi
Instr. aperture: 200 mm



117P/Helin-Roman-Alu

Date [UT]: 2021 May 03 21h52
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2021 May 02 20h01
Author: Yoann Degot Longhi
Instr. aperture: 200 mm



117P/Helin-Roman-Alu

Date [UT]: 2021 Apr 23 20h19
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2021 Apr 08 21h39
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2021 Apr 02 21h01
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2021 Mar 24 22h34
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



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

Date [UT]: 2020 Mar 01 20h54
Author: Yoann Degot Longhi
Instr. aperture: 200 mm



117P/Helin-Roman-Alu

Date [UT]: 2020 Feb 04 03h43
Author: Pierre Traverse
Instr. aperture: 350 mm



117P/Helin-Roman-Alu

Date [UT]: 2016 Dec 04 21h01
Author: Jean-Francois Soulier
Instr. aperture: 300 mm



117P/Helin-Roman-Alu

Date [UT]: 2016 Dec 03 23h02
Author: Philippe Dupouy
Instr. aperture: 430 mm



117P/Helin-Roman-Alu

Date [UT]: 2016 Nov 06 06h01
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2016 Oct 26 04h53
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2016 Oct 12 02h49
Author: Joel Nicolas
Instr. aperture: 410 mm



117P/Helin-Roman-Alu

Date [UT]: 2016 Oct 10 05h31
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2016 Oct 07 02h47
Author: Francois Kugel
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2016 Sep 29 01h15
Author: Jean-Francois Soulier
Instr. aperture: 300 mm



117P/Helin-Roman-Alu

Date [UT]: 2016 Sep 28 03h41
Author: Francois Kugel
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2016 Sep 27 07h35
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2015 Sep 10 02h01
Author: Francois Kugel
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2015 Aug 27 05h37
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2015 Aug 10 07h41
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2015 Jul 06 08h14
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2015 Jun 25 08h29
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



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

Date [UT]: 2014 Sep 20 01h33
Author: Jean-Francois Soulier
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 Sep 13 19h55
Author: Francois Kugel
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 Jul 29 06h57
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 Jul 18 00h41
Author: Francois Kugel
Instr. aperture: 200 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 Jul 02 07h30
Author: Jean-Francois Soulier
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 Jun 07 06h08
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 May 24 08h23
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 May 10 06h36
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 May 09 05h24
Author: Thierry Noel
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 May 07 08h16
Author: Jean-Francois Soulier
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 May 03 08h04
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 Apr 30 08h30
Author: Jean-Francois Soulier
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 Apr 24 07h52
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 Apr 18 08h10
Author: Thierry Noel
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 Apr 09 08h31
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 Apr 05 08h54
Author: Jean-Gabriel Bosch
Instr. aperture: 400 mm



117P/Helin-Roman-Alu

Date [UT]: 2014 Mar 31 08h38
Author: Jean-Francois Soulier
Instr. aperture: 400 mm



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

Date [UT]: 2013 Apr 21 00h08
Author: Maurice Audejean
Instr. aperture: 320 mm



117P/Helin-Roman-Alu

Date [UT]: 2013 Mar 16 02h30
Author: Thierry Noel
Instr. aperture: 200 mm



117P/Helin-Roman-Alu

Date [UT]: 2013 Feb 20 03h51
Author: Jean-Francois Soulier
Instr. aperture: 300 mm



117P/Helin-Roman-Alu

Date [UT]: 2012 Apr 21 21h10
Author: Jean-Francois Soulier
Instr. aperture: 300 mm



117P/Helin-Roman-Alu

Date [UT]: 2012 Mar 15 23h23
Author: Jean-Francois Soulier
Instr. aperture: 300 mm



117P/Helin-Roman-Alu

Date [UT]: 2011 Apr 07 23h52
Author: Jean-Francois Soulier
Instr. aperture: 254 mm



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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