羅素-林尼爾彗星

{{Infobox comet
| name = 156P/Russell–LINEAR
| image = 156P 2020-12-09 NEOWISE image 3-color.png
| caption = Comet 156P/Russell–LINEAR on 9 December 2020 by NEOWISE
| discovery_ref =
| discoverer = 肯尼斯·羅素
| discoverery_site =
| discovery_date = 1986年9月
| mpc_name =
| designations = P/1986 R1, 1993 WU, ,
| orbit_ref =
| epoch = 20 March 2020
| observation_arc =
| earliest_precovery_date =
| obs =
| orbit =
| aphelion = 5.591 AU
| perihelion = 1.333 AU
| semimajor = 3.462 AU
| semiminor =
| orbital_circ =
| eccentricity = 0.615
| period = 6.44年
| avg_speed =
| max_speed =
| min_speed =
| inclination = 15.264°
| asc_node = 35.397°
| arg_peri = 0.38°
| long_peri =
| tjup =
| Earth_moid = 0.339 AU
| Jupiter_moid = 0.100 AU
| physical_ref =
| mean_diameter =
| rotation =
| M1 = 12.7 。最初該天體被認為是一小行星，及後證實為一彗星。

經計算，該彗星的公轉週期為6.84年。

參考資料