When arranging a marriage, astrologers check the Nakshatra compatibility of the bride and groom. If a person was born in late 1991 or early 1992, the astrologer needs the specific 1992 Malayalam calendar to verify Dina , Gana , and Rasi poruthams.
A typical 1992 Malayalam calendar (often found in vintage Madhyamam or Mathrubhumi prints) has columns showing: 1992 malayalam calendar with nakshatra