Short cut for finding Raaghu Kaalam.

Just remember the phrase: "Mother Saw Father Wearing The Turban on Sunday" for finding Raaghu Kaalam.

M(other) - 7:30 - 9:00 - Monday
Sa(w) - 9:00 - 10:30 -Saturday
F(ather) - 10:30 - 12:00 - Friday
W(earing) - 12:00 - 1:30 -Wednesday
Th(e) - 1:30 - 3:00 - Thursday
Tu(rban) - 3:00 - 4:30- Tuesday
Su(nday) - 4:30 - 6:00 - Sunday

ASSUMING THE SUNRISE IS AT 6:00 AM

Likewise in Tamil:

Thingal Sandhayile Vengaayam pudaithu virpanai seivadhu nyaayamaa?

திங்கள் சந்தையிலே வெங்காயம் புடைத்து விற்பனை செய்வது நியாயமா?

Thingal (Thi)                            - 7:30 - 9:00

Sandhayile (sani)                    - 9:00 - 10:30
vengaayam  (velli)                   - 10:30 - 12:00
pudaithu (budhan)                   - 12:00 - 1:30
virpanai  (viyazhan)                 - 1:30 - 3:00
seivathu (Sevvai)                    - 3:00 - 4:30
 nyaayamaa? (gnayiru)                  - 4:30 - 6:00