Astrolabe Catalogue

 

The calendar is of the Western type. Every fifth day and th end of the month.The vernal equinox falls on the 13th day of March. [N.B: Date is decimal as date of vernal equinox on some astrolabes can be measured to within 0.25 of a day]
The calendar is labelled:
Month of the year Labelled on astrolabe
1. January : ينير
2. February : فبرير
3. March : مارس
4. April : ابريل
5. May : مايه
6. June : يونيه
7. July : يوليه
8. August: اغشت
9. September : شتنبر
10. October : اكتوبر
11. November : نونبر
12. December : ذجنبر
MHS Home | Contact Us | ©2006 Museum of the History of Science