Can we execute 360 Degree process Independently?

Dear All,

In Appraisal process, 360 Degree process cannot start until it will reach till appraiser.

Once appraisee submit his/her self appraisal afterwards appraiser can start 360 Degree process accordingly participants will receive notification to submit their review.

To Optimize appraisal process, we are looking for solution to start 360 process even if appraisee still did not submit his/her self appraisal.

is there any solution available in the product Or we will need to customize that part.

Your prompt advise will be highly appreciable.

Regards