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{{Infobox Comet
{{Infobox comet
| name=132P/Helin-Roman-Alu
| name=132P/Helin-Roman-Alu
| image= 132P 2021-10-04 image ZTF-sso-397-zi-fov-7.0arcmin.png
| image=
| discoverer=[[Eleanor F. Helin]]<br/>[[Brian P. Roman]]<br/>[[Jeff Alu]]
| discoverer=[[Eleanor F. Helin]]<br/>[[Brian P. Roman]]<br/>[[Jeff Alu]]
| discovery_date=October 26, 1989
| discovery_date=October 26, 1989
Line 12: Line 12:
| period=8.283 [[Julian year (astronomy)|a]]
| period=8.283 [[Julian year (astronomy)|a]]
| inclination= 5.7660°
| inclination= 5.7660°
| last_p=May 21, 2014<ref name="NK2144">{{cite web
| last_p=November 13, 2021<ref name=MPC>{{mpc|132p}}</ref><br/>May 21, 2014<ref name="NK2144"/><br/>February 14, 2006
| next_p=2029-Jul-19<ref name="Horizons2029"/>
⚫
}}

⚫
'''132P/Helin–Roman–Alu''', also known as '''Helin-Roman-Alu 2''', is a [[List of periodic comets|periodic]] [[comet]] in the [[Solar System]].

⚫
== References ==
⚫
{{Reflist|refs=

<ref name="Horizons2029">{{cite web
|title=Horizons Batch for 132P/Helin-Roman-Alu 2 (90001044) on 2029-Jul-19
|publisher=[[JPL Horizons On-Line Ephemeris System|JPL Horizons]]
|type=Perihelion occurs when rdot flips from negative to positive
|url=https://ssd.jpl.nasa.gov/api/horizons.api?format=text&COMMAND=%27DES%3D132P%3BCAP%27&START_TIME=%272029-Jul-16%27&STOP_TIME=%272029-Jul-22%27&STEP_SIZE=%273%20hours%27&QUANTITIES=%2719%27
|accessdate=2022-06-22}} (JPL#K212/19 Soln.date: 2022-Oct-12)</ref>

<ref name="NK2144">{{cite web
|date=2011-10-31
|date=2011-10-31
|title=132P/Helin-Roman-Alu 2 (NK 2144)
|title=132P/Helin-Roman-Alu 2 (NK 2144)
|publisher=OAA Computing and Minor Planet Sections
|publisher=OAA Computing and Minor Planet Sections
|author=Syuichi Nakano
|author=Syuichi Nakano
|author-link=Syuichi Nakano
|author-link=Syuichi Nakano
|url=http://www.oaa.gr.jp/~oaacs/nk/nk2144.htm
|url=http://www.oaa.gr.jp/~oaacs/nk/nk2144.htm
|accessdate=2012-02-25}}</ref><br>February 14, 2006
|accessdate=2012-02-25}}</ref>
| next_p=2021-Nov-13<ref name=MPC>{{mpc|132p}}</ref><!-- (Horizons JPL #25 2006-May-19) -->
⚫
}}


}} <!-- end of reflist-->
⚫
'''132P/Helin–Roman–Alu''', also known as '''Helin-Roman-Alu 2''', is a [[List of periodic comets|periodic]] [[comet]] in the [[Solar System]].

⚫
== References ==
⚫
{{Reflist}}


== External links ==
== External links ==
* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=132P;orb=1 Orbital simulation] from JPL (Java) / [http://ssd.jpl.nasa.gov/horizons.cgi?find_body=1&body_group=sb&sstr=132P Horizons Ephemeris]
* [http://www.aerith.net/comet/catalog/0132P/index.html 132P/Helin-Roman-Alu 2] – Seiichi Yoshida @ aerith.net
* [http://www.aerith.net/comet/catalog/0132P/index.html 132P/Helin-Roman-Alu 2] – Seiichi Yoshida @ aerith.net
* [http://cometography.com/pcomets/132p.html 132P at Kronk's Cometography]
* [http://cometography.com/pcomets/132p.html 132P at Kronk's Cometography]


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{{Comets}}
{{PeriodicComets Navigator|131P/Mueller|133P/Elst–Pizarro}}
{{PeriodicComets Navigator|131P/Mueller|133P/Elst–Pizarro}}
⚫
{{Comets}}
{{Authority control}}


{{DEFAULTSORT:Helin, 132P}}
{{DEFAULTSORT:Helin, 132P}}
[[Category:Periodic comets]]
[[Category:Periodic comets]]
[[Category:Numbered comets|0132]]
[[Category:Discoveries by Eleanor F. Helin|132P]]
[[Category:Discoveries by Eleanor F. Helin|132P]]
[[Category:Discoveries by Brian P. Roman|132P]]
[[Category:Discoveries by Brian P. Roman|132P]]

Latest revision as of 16:14, 24 December 2023

132P/Helin-Roman-Alu
Discovery
Discovered byEleanor F. Helin
Brian P. Roman
Jeff Alu
Discovery dateOctober 26, 1989
Designations
1989 XVI; 1997 N2
Orbital characteristics
EpochMarch 6, 2006
Aphelion6.264 AU
Perihelion1.924 AU
Semi-major axis4.094 AU
Eccentricity0.53
Orbital period8.283 a
Inclination5.7660°
Last perihelionNovember 13, 2021[1]
May 21, 2014[2]
February 14, 2006
Next perihelion2029-Jul-19[3]

132P/Helin–Roman–Alu, also known as Helin-Roman-Alu 2, is a periodic comet in the Solar System.

References[edit]

  1. ^ MPC
  2. ^ Syuichi Nakano (2011-10-31). "132P/Helin-Roman-Alu 2 (NK 2144)". OAA Computing and Minor Planet Sections. Retrieved 2012-02-25.
  3. ^ "Horizons Batch for 132P/Helin-Roman-Alu 2 (90001044) on 2029-Jul-19" (Perihelion occurs when rdot flips from negative to positive). JPL Horizons. Retrieved 2022-06-22. (JPL#K212/19 Soln.date: 2022-Oct-12)

External links[edit]


Numbered comets
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131P/Mueller 		132P/Helin–Roman–Alu Next
133P/Elst–Pizarro


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