Professional
Beach
JonahSeif
Jonah Seif's Duna profile is connected, but no approved match evidence is available yet.
Rating trajectory
Form, without the noise.
Every movement is placed on the date the match was played.
Full match history
0Every result behind the rating.
This player has no approved rating events yet.
Trust the number
Evidence first. Always.
Duna stores identity mapping, source provenance, the pre-match forecast, actual result, score margin, and verification weight for every approved rating movement. Imported results are never silently accepted.
Read the methodology