Mesha Rasi is comprised of all padas or charans of Ashwini Nakshatra, Bharani Nakshatram, and Krittika Nakshatra 1st pada (Charana / quarter).
Those who born between March 21 and April 19 are the natives of Aries Zodiac as per the date of birth. Aries (Mesha Rasi) is the first among 12 Rashis as per Hindu Astrology.
As per Hindu calendar (Panchangam), the year 2018-19 is Vilamba Nama Samvatsaram. It is Shalivahana Shaka 1940 year and Shiva Shaka 345.
Download Mesha Rashi bhavishya 2018-2019 in Marathi here.. Link