Player Page

Purchase, C (Claire)
Dob: 2012/03/20 (U14)
Gender: Female
Chess SA id: 2120306873
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/09/28 (20 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 rating1072.8
Current Weighted rating1181.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1181.1
Current highest rating achieved1141.9
Current floor (min rating allowed)641.9
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)±198.8
Current Raw change used (final)0.0
Projected new Raw rating1072.8
Projected new Weighed rating1085.9
Projected new Weighted performance470.7
Projected new final Raw rating (if new WP > new Raw)1072.8
Projected new highest rating1141.9
Projected new floor641.9
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1085.9
Projected effective change (new Official - current Official)-95.2
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 rating1048.8
Current Weighted rating1177.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1177.4
Current highest rating achieved1130.0
Current floor (min rating allowed)630.0
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)±205.7
Current Raw change used (final)0.0
Projected new Raw rating1048.8
Projected new Weighed rating1082.4
Projected new Weighted performance470.7
Projected new final Raw rating (if new WP > new Raw)1048.8
Projected new highest rating1130.0
Projected new floor630.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1082.4
Projected effective change (new Official - current Official)-95.0
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 achieved0.0
Current floor (min rating allowed)700.0
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)±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 rating0.0
Projected new floor700.0
Projected new K-facor40
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 achieved0.0
Current floor (min rating allowed)700.0
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)±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 rating0.0
Projected new floor700.0
Projected new K-facor40
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.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 Knight Riders Spring Chess Tournament 2024 (C) 2024/09/28 2024/09/28 Johannesburg Metro (GJM) Standard 60 0.83 5 0 0.0 1141.9 1130.0 Analysis
2 Mzansi Spring Open 2024 (Juniors) 2024/09/07 2024/09/07 Johannesburg Metro (GJM) Standard 60 0.83 5 5 0.0 1141.9 1130.0 Analysis
1 Chess Power House July Open 2024 (C) 2024/07/20 2024/07/20 Johannesburg Metro (GJM) Standard 60 0.83 5 4 0.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 Knight Riders Spring Chess Tournament 2024 (C) 2024/09/28 2024/09/28 Johannesburg Metro (GJM) Standard 60 0.83 5 0 0.0 1141.9 1130.0 Analysis
2 Mzansi Spring Open 2024 (Juniors) 2024/09/07 2024/09/07 Johannesburg Metro (GJM) Standard 60 0.83 5 5 0.0 1141.9 1130.0 Analysis
1 Chess Power House July Open 2024 (C) 2024/07/20 2024/07/20 Johannesburg Metro (GJM) 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 9 0 0 9 0.0 0.0 -425.0 1226.9 801.9
White 4 0 0 4 0.0 0.0 -425.0 1236.2 811.2
Black 5 0 0 5 0.0 0.0 -425.0 1219.4 794.4
Standard All 9 0 0 9 0.0 0.0 -425.0 1226.9 801.9
White 4 0 0 4 0.0 0.0 -425.0 1236.2 811.2
Black 5 0 0 5 0.0 0.0 -425.0 1219.4 794.4
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 9 0 0 9 0.0 0.0 -425.0 1226.9 801.9
White 4 0 0 4 0.0 0.0 -425.0 1236.2 811.2
Black 5 0 0 5 0.0 0.0 -425.0 1219.4 794.4
Standard All 9 0 0 9 0.0 0.0 -425.0 1226.9 801.9
White 4 0 0 4 0.0 0.0 -425.0 1236.2 811.2
Black 5 0 0 5 0.0 0.0 -425.0 1219.4 794.4
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 1120151759 Voogt, A (Arno) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
2 1100306870 Purchase, N (Nathan) 1 0.0 0 0 1 0.0 1141.9 -425.0 716.9 View list
3 1130192162 Ntombela, K (Khanya) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
4 1120138230 Moeketsi, M (Mafoko) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
5 1120133103 Lekhanya, T (Thoriso) 1 0.0 0 0 1 0.0 1141.9 -425.0 716.9 View list
6 1120103636 Kapur, Y (Yashvardhan) 1 0.0 0 0 1 0.0 1141.9 -425.0 716.9 View list
7 1140305487 Dube, S (Siphekonke) 1 0.0 0 0 1 0.0 1141.9 -425.0 716.9 View list
8 1160158551 Collard, J (Jake) 1 0.0 0 0 1 0.0 1141.9 -425.0 716.9 View list
9 2130306871 Cheetham, G (Georgia) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list