49P/Arend–Rigaux

{{Short description|Periodic comet with 6 year orbit}}

{{Infobox comet

| name=49P/Arend–Rigaux

| image= Comet Arend–Rigaux.jpg

| discoverer=Sylvain Julien Victor Arend
Fernand Rigaux

| discovery_date=February 5, 1951

| designations=1950 VII; 1957 VII;
1964 V; 1971 IV;
1978 III; 1984 XXI;
1991 XVII

| epoch=2012-Feb-10
(JD 2455967.5)

| semimajor=3.562 AU

| perihelion=1.423 AU

| aphelion=5.701 AU

| eccentricity=0.6003

| period=6.72 a

| inclination= 19.04°

| last_p=2018-Jul-15{{mpc|49p}}
October 19, 2011
February 24, 2005

| next_p=2025-Apr-10

}}

49P/Arend–Rigaux is a periodic comet in the Solar System.

The comet nucleus is estimated to be 8.48 kilometers in diameter with a low albedo of 0.028.

On 20 December 2058 the comet will pass {{convert|0.0867|AU|km mi|abbr=on|lk=on}} from Mars.

References

{{reflist

| refs =

{{cite web

|date=2009-04-07

|title=49P/Arend-Rigaux

|publisher=Seiichi Yoshida's Comet Catalog

|author=Seiichi Yoshida

|url=http://www.aerith.net/comet/catalog/0049P/index.html

|access-date=2010-03-01}}

{{cite web

|date=2008-05-07

|title=49P/Arend-Rigaux (NK 1614)

|publisher=OAA Computing and Minor Planet Sections

|author=Syuichi Nakano

|author-link=Syuichi Nakano

|url=http://www.oaa.gr.jp/~oaacs/nk/nk1614.htm

|access-date=2010-03-01}}

{{cite web

|type=2012-02-03 last obs

|title=JPL Small-Body Database Browser: 49P/Arend-Rigaux

|publisher=Jet Propulsion Laboratory

|url=https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=49P&view=OPC

|archive-url=https://archive.today/20121212081700/http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=49P;cad=1%23cad

|archive-date=2012-12-12

|url-status=live

|access-date=2012-02-21}}

{{cite web

|title=Horizons Batch for 49P/Arend-Rigaux (90000576) on 2025-Apr-10

|publisher=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%3D49P%3BCAP%27&START_TIME=%272025-Apr-07%27&STOP_TIME=%272025-Apr-13%27&STEP_SIZE=%273%20hours%27&QUANTITIES=%2719%27

|archive-url=https://web.archive.org/web/20220627121927/https://ssd.jpl.nasa.gov/horizons_batch.cgi?batch=1&COMMAND=%2790000576%27&START_TIME=%272025-Apr-07%27&STOP_TIME=%272025-Apr-13%27&STEP_SIZE=%273%20hours%27&QUANTITIES=%2719%27

|archive-date=2022-06-27

|url-status=live

|accessdate=2023-07-06}} (JPL#K254/3 Soln.date: 2023-Jul-05)

}}