| Month of the year | Labelled on astrolabe |
|---|---|
| 1. January : | IANVARI9 |
| 2. February : | FEBRVARI9 |
| 3. March : | MARTI9 |
| 4. April : | APRILI’ |
| 5. May : | MADIV9 |
| 6. June : | IVNIV9 |
| 7. July : | IVLIV9 |
| 8. August: | AGVSTVS |
| 9. September : | SETEMB’ |
| 10. October : | OCTVB’ |
| 11. November : | NOVEMB’ |
| 12. December : | DECEMB’ |
The calendar is of the Western type. Not numbered.The vernal
equinox falls on the 10th 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]This scale was not finished. The
months have not been divided from one another nor have the
days of the months been marked
The calendar is labelled: