1977 timestamp table
| Event | Timestamp (s) | ISO 8601 | Readable UTC |
|---|---|---|---|
| 1977 first second | 220924800 | 1977-01-01T00:00:00.000Z | Sat, 01 Jan 1977 00:00:00 GMT |
| 1977 final second | 252460799 | 1977-12-31T23:59:59.000Z | Sat, 31 Dec 1977 23:59:59 GMT |
| January 1 00:00 UTC | 220924800 | 1977-01-01T00:00:00.000Z | Sat, 01 Jan 1977 00:00:00 GMT |
| February 1 00:00 UTC | 223603200 | 1977-02-01T00:00:00.000Z | Tue, 01 Feb 1977 00:00:00 GMT |
| March 1 00:00 UTC | 226022400 | 1977-03-01T00:00:00.000Z | Tue, 01 Mar 1977 00:00:00 GMT |
| April 1 00:00 UTC | 228700800 | 1977-04-01T00:00:00.000Z | Fri, 01 Apr 1977 00:00:00 GMT |
| May 1 00:00 UTC | 231292800 | 1977-05-01T00:00:00.000Z | Sun, 01 May 1977 00:00:00 GMT |
| June 1 00:00 UTC | 233971200 | 1977-06-01T00:00:00.000Z | Wed, 01 Jun 1977 00:00:00 GMT |
| July 1 00:00 UTC | 236563200 | 1977-07-01T00:00:00.000Z | Fri, 01 Jul 1977 00:00:00 GMT |
| August 1 00:00 UTC | 239241600 | 1977-08-01T00:00:00.000Z | Mon, 01 Aug 1977 00:00:00 GMT |
| September 1 00:00 UTC | 241920000 | 1977-09-01T00:00:00.000Z | Thu, 01 Sep 1977 00:00:00 GMT |
| October 1 00:00 UTC | 244512000 | 1977-10-01T00:00:00.000Z | Sat, 01 Oct 1977 00:00:00 GMT |
| November 1 00:00 UTC | 247190400 | 1977-11-01T00:00:00.000Z | Tue, 01 Nov 1977 00:00:00 GMT |
| December 1 00:00 UTC | 249782400 | 1977-12-01T00:00:00.000Z | Thu, 01 Dec 1977 00:00:00 GMT |
Developer context
1977 timestamps are useful for log review, API fixtures, database boundaries, yearly reports, and test data that needs stable UTC values.