161.

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, 07 Jul 2001 at 08:36 EDT (8,337 days ago) in Sagittarius

162.

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. Mon, 04 Jun 2001 at 11:36 EDT (8,370 days ago) in Ophiuchus

163.

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, 09 Apr 2001 at 02:00 EDT (8,426 days ago) in Cetus

164.

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. Wed, 28 Mar 2001 at 01:13 EDT (8,438 days ago) in Coma Berenices

165.

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, 06 Mar 2001 at 20:14 EDT (8,460 days ago) in Ursa Major

166.

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, 04 Dec 2000 at 12:33 EDT (8,552 days ago) in Ophiuchus

167.

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. Mon, 20 Nov 2000 at 23:41 EDT (8,565 days ago) in Libra

168.

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, 12 Oct 2000 at 05:00 EDT (8,605 days ago) in Cetus

169.

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, 29 Sep 2000 at 20:03 EDT (8,618 days ago) in Coma Berenices

170.

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, 08 Sep 2000 at 04:39 EDT (8,639 days ago) in Ursa Major

171.

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. Thu, 01 Jun 2000 at 17:58 EDT (8,738 days ago) in Ophiuchus

172.

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. Sat, 08 Apr 2000 at 13:57 EDT (8,792 days ago) in Cetus

173.

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, 26 Mar 2000 at 19:33 EDT (8,805 days ago) in Coma Berenices

174.

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. Tue, 21 Mar 2000 at 19:33 EDT (8,810 days ago) in Coma Berenices

175.

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, 05 Mar 2000 at 13:00 EDT (8,826 days ago) in Ursa Major

176.

1 Ceres at perihelion 1 Ceres passes its orbit's closest point to the Sun. Sun, 05 Dec 1999 at 20:28 EDT (8,917 days ago) in Virgo

177.

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. Thu, 02 Dec 1999 at 22:03 EDT (8,920 days ago) in Ophiuchus

178.

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. Tue, 12 Oct 1999 at 17:03 EDT (8,971 days ago) in Cetus

179.

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, 29 Sep 1999 at 14:17 EDT (8,984 days ago) in Coma Berenices

180.

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, 07 Sep 1999 at 20:38 EDT (9,006 days ago) in Ursa Major