91P/Russell

{{Short description|Periodic comet with 7 year orbit}}

{{For|other comets discovered by Kenneth S. Russell|Comet Russell (disambiguation){{!}}Comet Russell}}

{{Infobox comet

| name=91P/Russell

| image=

| discoverer=Kenneth S. Russell

| discovery_date=June 14, 1983

| designations=1982 IX; 1990 VII

| epoch=March 6, 2006

| semimajor=3.887 AU

| perihelion=2.602 AU

| aphelion=5.172 AU

| eccentricity=0.3306

| period=7.663 a

| inclination= 14.0931°

| last_p=2020-Nov-09{{cite web

|title=91P/Russell Orbit

|url=http://www.minorplanetcenter.net/db_search/show_object?object_id=91P

|publisher=Minor Planet Center

|access-date=2014-06-16}}
March 1, 2013{{cite web

|date=2012-02-04

|title=91P/Russell 3 (NK 1919)

|publisher=OAA Computing and Minor Planet Sections

|author=Syuichi Nakano

|author-link=Syuichi Nakano

|url=http://www.oaa.gr.jp/~oaacs/nk/nk1919.htm

|access-date=2012-02-18}}
June 26, 2005

| next_p=2028-Oct-26{{cite web

|title=Horizons Batch for 91P/Russell (90000904) on 2028-Oct-26

|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%3D91P%3BCAP%27&START_TIME=%272028-Oct-26%27&STOP_TIME=%272028-Oct-27%27&STEP_SIZE=%273%20hours%27&QUANTITIES=%2719%27

|accessdate=2023-04-29}} (Soln.date: 2021-Sep-07)

}}

91P/Russell, also known as Russell 3, is a periodic comet in the Solar System. It was discovered by Kenneth S. Russell in 1983.