Performance ratings calculated using FIDE formula (capped at ±400 for scores ≥92% or ≤8%)
Rank
Name
Club
National Rating
Games
Wins
Draws
Losses
Points
Score %
Avg Opp Rating
Performance
Rating Change
Quick Import Club Details
Enter Club Details
Clubs List
Select Player
National Rating
FIDE Rating
Current Rating
Games Played
Score %
Performance
K-Factor
Game History
Round
Opponent
Opp Rating
Result
Expected
Rating Change
New Rating
Actions
Import Data
• Import Data: Replaces all current data with the backup
• Import Players Only: Adds players from backup without affecting existing data
Import Players from CSV
CSV format: Title,First Name,Last Name,Name,National Rating,Club,Club Code,Fide ID,FIDE Rating
Alternative format: Name,Title,Club,Club Code,Initial Rating,Current Rating,K-Factor,Games Played
Note: Only Name (or First+Last Name), Club, and Rating are required
Update Ratings from CSV
Uses the same CSV format as player import
• Updates FIDE ratings for existing players
• Updates National Grade (WCU rating) if changed
• Matches players by name
• Won't create new players - only updates existing ones
Export Data
Auto-Backup Settings
• Auto-backups save to your Downloads folder
• Files are named: chess_auto_backup_YYYY-MM-DD_HHMM.json
• Only creates backup if data has changed
• Keep backups for at least 7 days
• To restore: Use "Import Data" and select any backup file