Dear aspirant hope you are doing it well.

yes you are eligible for Jossa counseling with 20 percentile  ,many of candidate get seats in engineering colleges with 5 - 10 percentile. The thing you are not eligible for is jee advance 2022 . As you can see the cut off for jee advance below

Pervious years percentile to qualify the jee advance is given

• General : - 87.8992241 percentile
• EWS:- 66.2214845 percentile
• OBC-NCL :- 68.0234447 percentile
• SC :- 46.8825338 percentile
• ST:- 34.6728999 percentile
• PWD :- 0.0096375 percentile

you can use this cut off as a reference for jee advance 2022. you can also check the same using the link given below..

https://engineering.careers360.com/articles/jee-main-cutoff

According to your percentile, list of colleges you have chances of get admission are listed .

• Dwarka Bahu Uddeshiya Gramin Vikas Foundation, Rajarshri Shahu College of Engineering, Buldhana : computer science engineering
• - Jaidev Education Society, J D College of Engineering and Management, Nagpur : electrical engineering

You can also use JEE MAINS college predictor tool to know the list of college, you have chances of getting admission according to your score, category, state and rank. Link is given below.

https://engineering.careers360.com/jee-main-college-predictor?utm_source=qna&utm_medium=jee_cp

Hope it's helpful thank