421.

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. Sun, 09 May 1982 at 07:13 EDT (15,393 days ago) in Libra

422.

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, 15 Apr 1982 at 18:41 EDT (15,417 days ago) in Virgo

423.

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. Sun, 04 Apr 1982 at 13:53 EDT (15,428 days ago) in Cetus

424.

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, 10 Mar 1982 at 04:40 EDT (15,453 days ago) in Coma Berenices

425.

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, 14 Feb 1982 at 19:59 EDT (15,477 days ago) in Leo Minor

426.

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, 17 Oct 1981 at 16:40 EDT (15,597 days ago) in Virgo

427.

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, 07 Oct 1981 at 18:28 EDT (15,607 days ago) in Cetus

428.

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, 14 Sep 1981 at 07:37 EDT (15,630 days ago) in Virgo

429.

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, 11 Sep 1981 at 17:02 EDT (15,633 days ago) in Leo

430.

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, 18 Aug 1981 at 08:26 EDT (15,657 days ago) in Leo Minor

431.

1 Ceres at perihelion 1 Ceres passes its orbit's closest point to the Sun. Thu, 25 Jun 1981 at 23:54 EDT (15,711 days ago) in Leo

432.

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, 12 Apr 1981 at 21:24 EDT (15,785 days ago) in Bootes

433.

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. Sat, 04 Apr 1981 at 01:56 EDT (15,793 days ago) in Cetus

434.

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, 09 Mar 1981 at 00:28 EDT (15,819 days ago) in Leo

435.

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, 13 Feb 1981 at 11:53 EDT (15,843 days ago) in Leo Minor

436.

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 1981 at 14:50 EDT (15,878 days ago) in Gemini

437.

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, 14 Oct 1980 at 20:19 EDT (15,965 days ago) in Virgo

438.

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. Tue, 07 Oct 1980 at 06:30 EDT (15,972 days ago) in Cetus

439.

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. Wed, 10 Sep 1980 at 12:16 EDT (15,999 days ago) in Leo

440.

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. Sat, 16 Aug 1980 at 23:00 EDT (16,024 days ago) in Leo Minor