If you mean today’s Navkarshi time in Surat, the usual Jain practice is 48 minutes after sunrise. In Surat, sunrise today is about 5:57 AM, so Navkarshi is around 6:45 AM. ( sunrisewhen.com)

If you want, I can also give the exact Navkarshi, Porsi, and Sadhporsi times for Surat for today.