Solunars by Aldebaran Sidereal Academy

For those who may wish to do natal charts of people in the past, check to see if someone's date of birth is listed in the Julian Calendar or Gregorian calendar. If conversion is needed, the following links will help you find out when different countries adopted the Gregorian calendar.

https://stevemorse.org/jcal/julian.html
http://dpgi.unina.it/giudice/calendar/Adoption.html

Examples:
John Wilmot, 2nd Earl of Rochester
1 April --> 11 April

Martin Luther
10 November --> 19 November

J.S. Bach
21 March --> 31 March

John Churchill, 1st Duke of Marlborough
26 May --> 5 June

John Milton
9 December --> 19 December

Elizabeth I
7 September --> 17 September

etc. etc. etc.