301.

The Earth at perihelion The Earth reaches its closest point to the Sun. Thu, 02 Jan 1975 at 07:55 EDT (18,789 days ago) in Pisces

302.

December solstice 22 December will be the shortest day of 1974 in the northern hemisphere. Sun, 22 Dec 1974 at 01:02 EDT (18,800 days ago) in Sagittarius

303.

September equinox Day and night have equal length: the beginning of astronomical autumn in the northern hemisphere. Mon, 23 Sep 1974 at 06:05 EDT (18,890 days ago) in Virgo

304.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Thu, 04 Jul 1974 at 21:26 EDT (18,971 days ago) in Pisces

305.

June solstice 21 June will be the longest day of 1974 in the northern hemisphere. Fri, 21 Jun 1974 at 14:44 EDT (18,984 days ago) in Gemini

306.

March equinox Day and night have equal length: the beginning of astronomical spring in the northern hemisphere. Wed, 20 Mar 1974 at 20:13 EDT (19,077 days ago) in Pisces

307.

The Earth at perihelion The Earth reaches its closest point to the Sun. Fri, 04 Jan 1974 at 04:40 EDT (19,152 days ago) in Pisces

308.

December solstice 22 December will be the shortest day of 1973 in the northern hemisphere. Fri, 21 Dec 1973 at 19:14 EDT (19,166 days ago) in Sagittarius

309.

September equinox Day and night have equal length: the beginning of astronomical autumn in the northern hemisphere. Sun, 23 Sep 1973 at 00:28 EDT (19,255 days ago) in Virgo

310.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Tue, 03 Jul 1973 at 10:57 EDT (19,337 days ago) in Pisces

311.

June solstice 21 June will be the longest day of 1973 in the northern hemisphere. Thu, 21 Jun 1973 at 09:07 EDT (19,349 days ago) in Gemini

312.

March equinox Day and night have equal length: the beginning of astronomical spring in the northern hemisphere. Tue, 20 Mar 1973 at 13:19 EDT (19,442 days ago) in Pisces

313.

The Earth at perihelion The Earth reaches its closest point to the Sun. Tue, 02 Jan 1973 at 06:59 EDT (19,519 days ago) in Pisces

314.

December solstice 21 December will be the shortest day of 1972 in the northern hemisphere. Thu, 21 Dec 1972 at 13:19 EDT (19,531 days ago) in Sagittarius

315.

September equinox Day and night have equal length: the beginning of astronomical autumn in the northern hemisphere. Fri, 22 Sep 1972 at 18:39 EDT (19,621 days ago) in Virgo

316.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Wed, 05 Jul 1972 at 12:58 EDT (19,700 days ago) in Pisces

317.

June solstice 21 June will be the longest day of 1972 in the northern hemisphere. Wed, 21 Jun 1972 at 03:12 EDT (19,714 days ago) in Gemini

318.

March equinox Day and night have equal length: the beginning of astronomical spring in the northern hemisphere. Mon, 20 Mar 1972 at 07:27 EDT (19,807 days ago) in Pisces

319.

The Earth at perihelion The Earth reaches its closest point to the Sun. Sun, 02 Jan 1972 at 23:13 EDT (19,884 days ago) in Pisces

320.

December solstice 22 December will be the shortest day of 1971 in the northern hemisphere. Wed, 22 Dec 1971 at 07:29 EDT (19,896 days ago) in Sagittarius