421.

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, 10 Sep 1979 at 10:04 PDT (16,732 days ago) in Leo

422.

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, 16 Aug 1979 at 15:58 PDT (16,757 days ago) in Leo Minor

423.

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, 08 Apr 1979 at 05:21 PDT (16,887 days ago) in Virgo

424.

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, 04 Apr 1979 at 06:27 PDT (16,891 days ago) in Cetus

425.

1 Ceres at aphelion 1 Ceres passes the furthest point along its orbit from the Sun. Thu, 22 Mar 1979 at 05:11 PDT (16,904 days ago) in Aquarius

426.

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, 07 Mar 1979 at 18:51 PDT (16,919 days ago) in Leo

427.

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, 15 Feb 1979 at 12:17 PDT (16,939 days ago) in Aquarius

428.

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, 11 Feb 1979 at 22:10 PDT (16,943 days ago) in Leo Minor

429.

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, 10 Oct 1978 at 05:51 PDT (17,067 days ago) in Virgo

430.

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, 07 Oct 1978 at 11:08 PDT (17,070 days ago) in Cetus

431.

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, 09 Sep 1978 at 05:41 PDT (17,098 days ago) in Leo

432.

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, 15 Aug 1978 at 06:52 PDT (17,123 days ago) in Leo Minor

433.

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, 06 Jul 1978 at 18:31 PDT (17,163 days ago) in Sagittarius

434.

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. Wed, 05 Apr 1978 at 10:04 PDT (17,255 days ago) in Virgo

435.

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. Mon, 03 Apr 1978 at 18:57 PDT (17,257 days ago) in Cetus

436.

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, 06 Mar 1978 at 15:25 PDT (17,285 days ago) in Leo

437.

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, 10 Feb 1978 at 14:30 PDT (17,309 days ago) in Leo Minor

438.

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, 20 Nov 1977 at 10:16 PDT (17,391 days ago) in Libra

439.

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, 07 Oct 1977 at 10:58 PDT (17,435 days ago) in Virgo

440.

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. Thu, 06 Oct 1977 at 23:31 PDT (17,436 days ago) in Cetus