Vajra Yog is considered a bad and inauspicious period in Hindu astrology. This yog is calculated based on nakshatra or birth star. The time period of Vajra Yog is till the nakshatra on the particular day.
Vajra Yog time period is to be avoided for travels, exams and financial dealings. The time is also not good for the first meeting with a person or family. All kinds of investments, openings etc should be avoided during the time period.
Vajra Yoga happens when -
- Ashlesha or Ayilyam nakshatra falls on Sunday or Ravivar
- Hasta or Atham or Hastam nakshatra falls on Monday or Somvar
- Anuradha or Anusham or Anizham nakshatra falls on Tuesday or Mangalvar
- Uttarashada or Uthradam nakshatra falls on Wednesday or Budhwar
- Shatabhisha or Sadayam or Chathayam nakshatra falls on Thursday or Guruvar
- Ashwini or Aswathy nakshatra falls on Friday or Shukravar
- Mrigasira or Makayiram or Mrigasheersham nakshatra falls on Saturday or Shanivar.
Vajra Yog is present only when the corresponding nakshatra is present on the particular day of a week. The yog ends on the day when the nakshatra period ends.