1.

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 23:39 EDT (2,564 days ago) in Cetus

2.

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 13:02 EDT (2,563 days ago) in Bootes

3.

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 11:21 EDT (2,510 days ago) in Taurus

4.

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 07:14 EDT (2,475 days ago) in Sagittarius

5.

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, 26 Sep 2017 at 09:10 EDT (2,397 days ago) in Coma Berenices

6.

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, 16 Oct 2017 at 13:32 EDT (2,377 days ago) in Cetus

7.

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. Tue, 17 Oct 2017 at 12:09 EDT (2,376 days ago) in Bootes

8.

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. Tue, 09 Jan 2018 at 10:53 EDT (2,292 days ago) in Sagittarius

9.

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. Wed, 31 Jan 2018 at 08:07 EDT (2,270 days ago) in Cancer

10.

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. Sat, 24 Mar 2018 at 16:32 EDT (2,218 days ago) in Coma Berenices

11.

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, 13 Apr 2018 at 11:29 EDT (2,198 days ago) in Cetus

12.

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. Sat, 14 Apr 2018 at 20:43 EDT (2,197 days ago) in Bootes

13.

1 Ceres at perihelion 1 Ceres passes its orbit's closest point to the Sun. Tue, 24 Apr 2018 at 11:04 EDT (2,187 days ago) in Cancer

14.

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, 12 Jul 2018 at 13:00 EDT (2,108 days ago) in Sagittarius

15.

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, 27 Sep 2018 at 15:48 EDT (2,031 days ago) in Coma Berenices

16.

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, 07 Oct 2018 at 21:18 EDT (2,021 days ago) in Virgo

17.

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, 17 Oct 2018 at 01:17 EDT (2,011 days ago) in Cetus

18.

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, 18 Oct 2018 at 19:33 EDT (2,010 days ago) in Bootes

19.

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, 11 Jan 2019 at 13:15 EDT (1,925 days ago) in Sagittarius

20.

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. Mon, 25 Mar 2019 at 22:41 EDT (1,852 days ago) in Coma Berenices