1.

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, 10 Jul 2017 at 07:20 EDT (2,504 days ago) in Sagittarius

2.

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, 05 Jun 2017 at 09:51 EDT (2,539 days ago) in Taurus

3.

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. Thu, 13 Apr 2017 at 13:00 EDT (2,592 days ago) in Bootes

4.

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, 12 Apr 2017 at 23:40 EDT (2,593 days ago) in Cetus

5.

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. Thu, 23 Mar 2017 at 10:14 EDT (2,613 days ago) in Coma Berenices

6.

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. Sat, 07 Jan 2017 at 07:55 EDT (2,688 days ago) in Sagittarius

7.

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. Thu, 20 Oct 2016 at 17:10 EDT (2,767 days ago) in Cetus

8.

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, 16 Oct 2016 at 04:52 EDT (2,771 days ago) in Bootes

9.

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. Sun, 16 Oct 2016 at 01:52 EDT (2,771 days ago) in Cetus

10.

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, 25 Sep 2016 at 02:39 EDT (2,792 days ago) in Coma Berenices

11.

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, 08 Jul 2016 at 00:55 EDT (2,871 days ago) in Sagittarius

12.

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, 12 Apr 2016 at 11:45 EDT (2,958 days ago) in Cetus

13.

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, 12 Apr 2016 at 05:18 EDT (2,958 days ago) in Bootes

14.

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, 22 Mar 2016 at 03:44 EDT (2,979 days ago) in Coma Berenices

15.

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. Thu, 03 Mar 2016 at 14:56 EDT (2,998 days ago) in Aquarius

16.

1 Ceres at aphelion 1 Ceres passes the furthest point along its orbit from the Sun. Thu, 07 Jan 2016 at 16:03 EDT (3,054 days ago) in Capricornus

17.

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. Wed, 06 Jan 2016 at 04:23 EDT (3,055 days ago) in Sagittarius

18.

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. Fri, 16 Oct 2015 at 14:02 EDT (3,137 days ago) in Cetus

19.

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. Thu, 15 Oct 2015 at 21:32 EDT (3,138 days ago) in Bootes

20.

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. Thu, 24 Sep 2015 at 19:46 EDT (3,159 days ago) in Coma Berenices