181.

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 1999 at 02:06 EDT (9,159 days ago) in Cetus

182.

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. Fri, 26 Mar 1999 at 13:58 EDT (9,173 days ago) in Coma Berenices

183.

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. Fri, 05 Mar 1999 at 05:51 EDT (9,194 days ago) in Ursa Major

184.

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, 30 Nov 1998 at 06:46 EDT (9,289 days ago) in Ophiuchus

185.

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, 28 Nov 1998 at 01:55 EDT (9,291 days ago) in Taurus

186.

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, 12 Oct 1998 at 05:10 EDT (9,338 days ago) in Cetus

187.

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. Mon, 28 Sep 1998 at 08:28 EDT (9,352 days ago) in Coma Berenices

188.

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, 06 Sep 1998 at 12:30 EDT (9,374 days ago) in Ursa Major

189.

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, 28 May 1998 at 04:45 EDT (9,475 days ago) in Ophiuchus

190.

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. Wed, 08 Apr 1998 at 14:01 EDT (9,525 days ago) in Cetus

191.

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, 08 Apr 1998 at 05:25 EDT (9,525 days ago) in Cetus

192.

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, 25 Mar 1998 at 08:32 EDT (9,539 days ago) in Coma Berenices

193.

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, 03 Mar 1998 at 22:26 EDT (9,561 days ago) in Ursa Major

194.

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, 27 Nov 1997 at 14:52 EDT (9,657 days ago) in Ophiuchus

195.

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, 11 Oct 1997 at 17:16 EDT (9,704 days ago) in Cetus

196.

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. Sat, 27 Sep 1997 at 03:02 EDT (9,718 days ago) in Coma Berenices

197.

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, 05 Sep 1997 at 04:27 EDT (9,740 days ago) in Ursa Major

198.

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, 29 Aug 1997 at 14:11 EDT (9,747 days ago) in Aquarius

199.

1 Ceres at aphelion 1 Ceres passes the furthest point along its orbit from the Sun. Tue, 12 Aug 1997 at 03:49 EDT (9,764 days ago) in Aquarius

200.

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. Sun, 25 May 1997 at 09:25 EDT (9,843 days ago) in Ophiuchus