Within every 27 days,each rasi will undergo chandrashtamam for 2 ¼ days . On these days one might experience delay in work/unwanted worries/losing things/mild injuries/arguments and so on.
It is better to avoid making new friends/attempts on these days.
Thula:
(Chithirai 3rd and 4th Paadam,Swathi,Visakam 1st ,2nd,3rd Paadam)