This picture may be nasty to some so if you gone be negative dont watch i just want some help I need to know if this is normal I recently just had a period august 11-17 and its now August the 30th and im scared i dont know what to do

Its just a blood clot nothing eles this what came out of me i had my period 2 weeks ago for 5 days and now its only the 30th and i woke up to bleeding then this i had sex two days ago .