Hello aspirant,

You got 12929 rank in upsee & your OS rank is 618.

Look, IET Lucknow is one of the best colleges in India. So, its cut off rank is so high. Minimum marka required for IET Lucknow is around 450.Cut off rank  for iet Lucknow is less than 3000. Sometimes it becomes upto 5000 but not more than that.

So, you have less chances. An upsee college predictor tool is provided here for help:

https://www.careers360.com/upsee-college-predictor

All the best  !!

:)