221.

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 (9,332 days ago) in Ophiuchus

222.

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 (9,334 days ago) in Taurus

223.

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 (9,381 days ago) in Cetus

224.

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 (9,395 days ago) in Coma Berenices

225.

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 (9,417 days ago) in Ursa Major

226.

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 (9,518 days ago) in Ophiuchus

227.

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 (9,568 days ago) in Cetus

228.

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 (9,568 days ago) in Cetus

229.

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 (9,582 days ago) in Coma Berenices

230.

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 (9,604 days ago) in Ursa Major

231.

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 (9,700 days ago) in Ophiuchus

232.

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 (9,747 days ago) in Cetus

233.

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 (9,761 days ago) in Coma Berenices

234.

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 (9,783 days ago) in Ursa Major

235.

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 (9,790 days ago) in Aquarius

236.

1 Ceres at aphelion 1 Ceres passes the furthest point along its orbit from the Sun. Tue, 12 Aug 1997 at 03:49 EDT (9,807 days ago) in Aquarius

237.

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 (9,886 days ago) in Ophiuchus

238.

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. Tue, 08 Apr 1997 at 02:06 EDT (9,933 days ago) in Cetus

239.

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. Mon, 24 Mar 1997 at 03:06 EDT (9,948 days ago) in Coma Berenices

240.

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, 02 Mar 1997 at 15:07 EDT (9,970 days ago) in Ursa Major