| Hijri Month | Starts On | Day of Week | Days in Month |
|---|---|---|---|
| Muharram 400 | 25-Aug-1009 | Thursday | 29 days. |
| Safar 400 | 23-Sep-1009 | Friday | 30 days. |
| Rabi al-awwal 400 | 23-Oct-1009 | Sunday | 29 days. |
| Rabi al-thani 400 | 21-Nov-1009 | Monday | 30 days. |
| Jumada al-awwal 400 | 21-Dec-1009 | Wednesday | 30 days. |
| Jumada al-thani 400 | 20-Jan-1010 | Friday | 30 days. |
| Rajab 400 | 19-Feb-1010 | Sunday | 29 days. |
| Shaban 400 | 20-Mar-1010 | Monday | 30 days. |
| Ramadan 400 | 19-Apr-1010 | Wednesday | 29 days. |
| Shawwal 400 | 18-May-1010 | Thursday | 30 days. |
| Dhu al-Qidah 400 | 17-Jun-1010 | Saturday | 29 days. |
| Dhu al-Hijjah 400 | 16-Jul-1010 | Sunday | 29 days. |