161.

1 Ceres at solar conjunction 1 Ceres is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Wed, 21 Mar 2007 at 14:43 EDT (6,248 days ago) in Cetus

162.

136472 Makemake at opposition 136472 Makemake lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Tue, 13 Mar 2007 at 16:02 EDT (6,256 days ago) in Coma Berenices

163.

134340 Pluto at solar conjunction 134340 Pluto is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Mon, 18 Dec 2006 at 13:50 EDT (6,341 days ago) in Sagittarius

164.

1 Ceres at aphelion 1 Ceres passes the furthest point along its orbit from the Sun. Mon, 23 Oct 2006 at 06:44 EDT (6,397 days ago) in Microscopium

165.

136199 Eris at opposition 136199 Eris lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Sat, 14 Oct 2006 at 03:51 EDT (6,406 days ago) in Cetus

166.

136108 Haumea at solar conjunction 136108 Haumea is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Fri, 06 Oct 2006 at 08:56 EDT (6,414 days ago) in Coma Berenices

167.

136472 Makemake at solar conjunction 136472 Makemake is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Fri, 15 Sep 2006 at 03:41 EDT (6,435 days ago) in Coma Berenices

168.

1 Ceres at opposition 1 Ceres lies in the opposite direction to the Sun in the sky, making it closer and brighter than at other times. It is also optimally positioned to be observable for much of the night. Sat, 12 Aug 2006 at 00:17 EDT (6,469 days ago) in Piscis Austrinus

169.

134340 Pluto at opposition 134340 Pluto lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Fri, 16 Jun 2006 at 17:47 EDT (6,526 days ago) in Serpens Cauda

170.

136199 Eris at solar conjunction 136199 Eris is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Mon, 10 Apr 2006 at 13:10 EDT (6,593 days ago) in Cetus

171.

136108 Haumea at opposition 136108 Haumea lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Sun, 02 Apr 2006 at 08:33 EDT (6,601 days ago) in Coma Berenices

172.

136472 Makemake at opposition 136472 Makemake lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Sun, 12 Mar 2006 at 08:01 EDT (6,622 days ago) in Coma Berenices

173.

1 Ceres at solar conjunction 1 Ceres is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Tue, 27 Dec 2005 at 19:45 EDT (6,697 days ago) in Sagittarius

174.

134340 Pluto at solar conjunction 134340 Pluto is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Fri, 16 Dec 2005 at 03:14 EDT (6,708 days ago) in Serpens Cauda

175.

136199 Eris at opposition 136199 Eris lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Thu, 13 Oct 2005 at 16:01 EDT (6,772 days ago) in Cetus

176.

136108 Haumea at solar conjunction 136108 Haumea is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Wed, 05 Oct 2005 at 02:33 EDT (6,780 days ago) in Coma Berenices

177.

136472 Makemake at solar conjunction 136472 Makemake is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Tue, 13 Sep 2005 at 20:02 EDT (6,802 days ago) in Coma Berenices

178.

134340 Pluto at opposition 134340 Pluto lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Tue, 14 Jun 2005 at 03:29 EDT (6,893 days ago) in Serpens Cauda

179.

1 Ceres at opposition 1 Ceres lies in the opposite direction to the Sun in the sky, making it closer and brighter than at other times. It is also optimally positioned to be observable for much of the night. Sun, 08 May 2005 at 01:31 EDT (6,930 days ago) in Libra

180.

136199 Eris at solar conjunction 136199 Eris is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Sun, 10 Apr 2005 at 01:22 EDT (6,958 days ago) in Cetus