Local Dates and Times of the Equinoxes and Solstices
For Any Gregorian Year From 1600 to 2200 and Local Time Zone

Based on the NASA/JPL DE405 Ephemeris Model and the NASA Polynomials For Delta T
Gregorian Year (1600 to 2200) =       Local Standard Time = UT :    
Dates and Local Standard Times of the Equinoxes and Solstices For Year 2026
In Local Time Zone UT-05:00

March Equinox     = 2461120.11580768 = 2026 Mar 20 14:46:46 Fri  TT
                                     = 2026 Mar 20 09:45:31 Fri  Local Std Time

June Solstice     = 2461212.85113152 = 2026 Jun 21 08:25:38 Sun  TT
                                     = 2026 Jun 21 03:24:23 Sun  Local Std Time

September Equinox = 2461306.50438260 = 2026 Sep 23 00:06:19 Wed  TT
                                     = 2026 Sep 22 19:05:03 Tue  Local Std Time

December Solstice = 2461396.36900110 = 2026 Dec 21 20:51:22 Mon  TT
                                     = 2026 Dec 21 15:50:06 Mon  Local Std Time
NOTE:
To adjust for daylight saving/summer time, add 1 hour to local standard time.


Jay Tanner - 2026