6th day of Navratri 2018 is March 23 in Chaitra Vasant Navrari. In Ashwin Navratri (Sharad Navratri), 6th day is 15 October. This day marks Maha Sashti, Yamuna Chhath, Katyayani Puja in Chaitra Navratri.
Usually, this day marks Durga Sashti, Maha Shashti, Devi Shashti. It also marks the beginning of Durga Puja in Bengal, Assam, and other Eastern parts of India.
Today’s Goddess to worship in Navadurga Sampradaya is – Maa Katyayani
Today’s Goddess to worship in Navadevi Sampradaya is – Saraswati Devi
Today’s Goddess to worship (Alankaram) in Vijayawada Kanakadurga Temple is – Sri Annapurna Devi
Today’s Goddess to worship in Dasha Mahavidya sampradaya is – Tripura Bhairavi Mahavidya (Kalabhairavi)
Today’s Goddess to worship in Saptamatrika / Ashtamatrika Sampradaya is – Varahi Devi
Today’s Navratri colour is – Read this post for Navratri colours list for 2018
Today’s Naivedyam or food recipe to offer to Durga Mata is – read this post for Nine Naivedyams for Durga
In Nepal, Navratri is celebrated as Dashain. On the sixth day of Dashain, regular puja to Goddess Durga is observed along with the above said vratas. Most of the devotees are not aware about the sixth day of Vratas of Navratri.