161.

Comet 141P/Machholz passes perihelion Comet 141P/Machholz makes its closest approach to the Sun. Fri, 18 Nov 1988 (12,943 days ago) in Aquila

162.

Comet 15P/Finlay passes perihelion Comet 15P/Finlay makes its closest approach to the Sun. Sun, 28 Aug 1988 (13,025 days ago) in Taurus

163.

Comet 15P/Finlay reaches peak brightness Comet 15P/Finlay is forecast to reach the brightest point in its 1988 apparition. Fri, 12 Aug 1988 (13,041 days ago) in Taurus

164.

Comet 15P/Finlay passes perigee Comet 15P/Finlay makes its closest approach to the Earth. Fri, 29 Jul 1988 (13,055 days ago) in Cetus

165.

Comet 66P/duToit passes perihelion Comet 66P/duToit makes its closest approach to the Sun. Wed, 15 Jun 1988 (13,099 days ago) in Tucana

166.

Comet 88P/Howell passes perihelion Comet 88P/Howell makes its closest approach to the Sun. Mon, 16 Nov 1987 (13,311 days ago) in Sagittarius

167.

Comet 19P/Borrelly passes perihelion Comet 19P/Borrelly makes its closest approach to the Sun. Sat, 31 Oct 1987 (13,327 days ago) in Gemini

168.

Comet 2P/Encke passes perihelion Comet 2P/Encke makes its closest approach to the Sun. Mon, 15 Jun 1987 (13,465 days ago) in Gemini

169.

Comet 26P/Grigg-Skjellerup passes perihelion Comet 26P/Grigg-Skjellerup makes its closest approach to the Sun. Sat, 25 Apr 1987 (13,516 days ago) in Virgo

170.

Comet 26P/Grigg-Skjellerup passes perigee Comet 26P/Grigg-Skjellerup makes its closest approach to the Earth. Fri, 24 Apr 1987 (13,517 days ago) in Virgo

171.

Comet 26P/Grigg-Skjellerup reaches peak brightness Comet 26P/Grigg-Skjellerup is forecast to reach the brightest point in its 1987 apparition. Fri, 24 Apr 1987 (13,517 days ago) in Virgo

172.

Comet 1P/Halley passes perigee Comet 1P/Halley makes its closest approach to the Earth. Wed, 23 Apr 1986 (13,883 days ago) in Norma

173.

Comet 1P/Halley reaches peak brightness Comet 1P/Halley is forecast to reach the brightest point in its 1986 apparition. Sat, 08 Mar 1986 (13,929 days ago) in Aquarius

174.

Comet 1P/Halley passes perihelion Comet 1P/Halley makes its closest approach to the Sun. Tue, 04 Mar 1986 (13,933 days ago) in Aquarius

175.

Comet 96P/Machholz passes perigee Comet 96P/Machholz makes its closest approach to the Earth. Tue, 25 Feb 1986 (13,940 days ago) in Aquarius

176.

Comet 96P/Machholz passes perihelion Comet 96P/Machholz makes its closest approach to the Sun. Mon, 24 Feb 1986 (13,941 days ago) in Aquarius

177.

Comet 24P/Schaumasse passes perihelion Comet 24P/Schaumasse makes its closest approach to the Sun. Fri, 08 Mar 1985 (14,294 days ago) in Auriga

178.

Comet 45P/Honda-Mrkos-Pajdusakova passes perigee Comet 45P/Honda-Mrkos-Pajdusakova makes its closest approach to the Earth. Wed, 12 Dec 1984 (14,380 days ago) in Scorpius

179.

Comet 45P/Honda-Mrkos-Pajdusakova passes perihelion Comet 45P/Honda-Mrkos-Pajdusakova makes its closest approach to the Sun. Fri, 30 Nov 1984 (14,392 days ago) in Ophiuchus

180.

Comet 2P/Encke passes perihelion Comet 2P/Encke makes its closest approach to the Sun. Fri, 24 Feb 1984 (14,672 days ago) in Aquarius