Player Page

Opperman, C (Chelsey)
Dob: 2012/05/28 (U14)
Gender: Female
Chess SA id: 2120149924
FIDE id:
Region: Eden (WEG)
Citizen: RSA
Title(s):
Last active: 2023/02/11 (601 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1129.3
Current Weighted rating1130.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1130.7
Current highest rating achieved1129.3
Current floor (min rating allowed)629.3
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±183.4
Current Raw change used (final)0.0
Projected new Raw rating1129.3
Projected new Weighed rating1039.7
Projected new Weighted performance197.6
Projected new final Raw rating (if new WP > new Raw)1129.3
Projected new highest rating1129.3
Projected new floor629.3
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1129.3
Projected effective change (new Official - current Official)-1.4
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1114.8
Current Weighted rating1116.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1116.5
Current highest rating achieved1114.8
Current floor (min rating allowed)614.8
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±187.2
Current Raw change used (final)0.0
Projected new Raw rating1114.8
Projected new Weighed rating1026.5
Projected new Weighted performance197.6
Projected new final Raw rating (if new WP > new Raw)1114.8
Projected new highest rating1114.8
Projected new floor614.8
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1114.8
Projected effective change (new Official - current Official)-1.7
s
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
1 George Chess Trials 2 2023 (U11 Girls) 2023/02/11 2023/02/11 Cape Town (WCT) Standard 60 0.83 5 4 0.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Standard All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 4 0 0 4 0.0 0.0 -425.0 1171.5 746.5
White 2 0 0 2 0.0 0.0 -425.0 1140.0 715.0
Black 2 0 0 2 0.0 0.0 -425.0 1203.0 778.0
Standard All 4 0 0 4 0.0 0.0 -425.0 1171.5 746.5
White 2 0 0 2 0.0 0.0 -425.0 1140.0 715.0
Black 2 0 0 2 0.0 0.0 -425.0 1203.0 778.0
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2130136593 Laws, E (Erin) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
2 2130136585 Fischer, C (Calinke) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
3 2120136556 Bukula, L (Lilitha) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
4 2130134724 Booysen, L (Lea) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list