161.

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, 13 Dec 2004 at 15:58 EDT (7,080 days ago) in Serpens Cauda

162.

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. Wed, 13 Oct 2004 at 04:14 EDT (7,141 days ago) in Cetus

163.

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. Sun, 03 Oct 2004 at 20:16 EDT (7,151 days ago) in Coma Berenices

164.

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. Sun, 12 Sep 2004 at 16:13 EDT (7,172 days ago) in Leo

165.

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. Sun, 12 Sep 2004 at 12:19 EDT (7,172 days ago) in Coma Berenices

166.

1 Ceres at perihelion 1 Ceres passes its orbit's closest point to the Sun. Thu, 08 Jul 2004 at 01:32 EDT (7,238 days ago) in Leo

167.

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, 11 Jun 2004 at 12:31 EDT (7,265 days ago) in Serpens Cauda

168.

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. Fri, 09 Apr 2004 at 13:33 EDT (7,328 days ago) in Cetus

169.

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. Tue, 30 Mar 2004 at 18:58 EDT (7,338 days ago) in Coma Berenices

170.

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, 09 Mar 2004 at 17:50 EDT (7,359 days ago) in Coma Berenices

171.

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. Fri, 09 Jan 2004 at 04:53 EDT (7,419 days ago) in Gemini

172.

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, 12 Dec 2003 at 04:15 EDT (7,447 days ago) in Serpens Cauda

173.

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. Mon, 13 Oct 2003 at 16:30 EDT (7,507 days ago) in Cetus

174.

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, 03 Oct 2003 at 13:58 EDT (7,517 days ago) in Coma Berenices

175.

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, 12 Sep 2003 at 04:28 EDT (7,538 days ago) in Coma Berenices

176.

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, 09 Jun 2003 at 20:42 EDT (7,633 days ago) in Ophiuchus

177.

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. Fri, 16 May 2003 at 14:17 EDT (7,657 days ago) in Taurus

178.

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. Thu, 10 Apr 2003 at 01:34 EDT (7,693 days ago) in Cetus

179.

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, 30 Mar 2003 at 12:53 EDT (7,704 days ago) in Coma Berenices

180.

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, 09 Mar 2003 at 10:33 EDT (7,725 days ago) in Coma Berenices