Panchak is a combination of five Nakshatras in Hindu month: Dhanista, Shatabhisha, Purva bhadrapada, Uttara bhadrapada & Revathi Nakshatras. In May 2019, Panchak begins on May 25 and ends on May 30.
And in May 2019, there is another Panchak which continues from April month. It begins on April 28 and ends on May 3.
Panchak April-May 2019
April 28, 2019 – Dhanishta Nakshatra
April 29, 2019 – Shattarka Nakshatra
April 30, 2019 – Shattarka Nakshatra / Purva Bhadrapada Nakshatra
May 1, 2019 – Purva Bhadrapada Nakshatra / Uttara Bhadrapada Nakshatra
May 2, 2019 – Revati Nakshatram
Panchak April-May 2019 coincides with Navami, Dashami, Ekadashi, Dwadashi, Trayodashi and Chaturdashi tithis in Krishna Paksha of Vaishakh Month in North Indian calendars and in Chaitra Month as per Amavasyant calendars followed in Maharashtra, Gujarat, Karnataka & Andhra Pradesh.
Panchak May 2019
May 25, 2019 – Dhanishta Nakshatra
May 26, 2019 – Dhanishta Nakshatra
May 27, 2019 – Shattarka Nakshatra
May 28, 2019 – Purva Bhadrapada Nakshatra
May 29, 2019 – Uttarabhadra Nakshatram
May 30, 2019 – Revati Nakshatram
Panchak May 2019 coincides with Shashti, Saptami, Ashtami, Navami, Dashami and Ekadashi tithis in Krishna Paksha of Jyeshta Month in North Indian calendars and in Vaishakh Month as per Amavasyant calendars followed in Maharashtra, Gujarat, Karnataka & Andhra Pradesh.