Local Dates and Times of the Equinoxes and Solstices
For Any Gregorian Year From 1600 to 2200 and Local Time Zone
PHP Program by Jay Tanner

Based on the NASA/JPL DE405 Ephemeris Model and the NASA Polynomials For Delta T
Gregorian Year (1600 to 2200)               Local Time Zone Offset: UT :   
Dates and Local Standard Times of the Equinoxes and Solstices For Year 2023
Local Time Zone Offset UT-05:00

     Event           Julian Date TT       Date     Time    DoW     Scale
=================   ================   =========== =====   ===  ============
March Equinox       2460024.39310803   2023-Mar-20 21:26   Mon  TT
                                       2023-Mar-20 16:25   Mon  Loc Std Time

June Solstice       2460117.12427381   2023-Jun-21 14:59   Wed  TT
                                       2023-Jun-21 09:58   Wed  Loc Std Time

September Equinox   2460210.78539337   2023-Sep-23 06:51   Sat  TT
                                       2023-Sep-23 01:50   Sat  Loc Std Time

December Solstice   2460300.64478605   2023-Dec-22 03:29   Fri  TT
                                       2023-Dec-21 22:27   Thu  Loc Std Time


To adjust for daylight saving/summer time, add 1 hour to the local standard
times being careful to watch for a possible change of date when doing so.

Jay Tanner - 2023