Player Page

Qumba, I (Imani)
Dob: 2016/07/14 (U10)
Gender: Female
Chess SA id: 2160307527
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2024/09/07 (12 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 rating1149.5
Current Weighted rating1192.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1192.1
Current highest rating achieved1149.5
Current floor (min rating allowed)649.5
Current K-factor40
Games played this month9
Score (S)3.0
Expected score (We)3.38
Difference (S-We)-0.36
Current Raw change (no limits, including tournament time weight)-14.4
Current min/max change allowed (with limits)±178.2
Current Raw change used (final)-14.4
Projected new Raw rating1135.1
Projected new Weighed rating1096.4
Projected new Weighted performance816.0
Projected new final Raw rating (if new WP > new Raw)1135.1
Projected new highest rating1149.5
Projected new floor649.5
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1135.1
Projected effective change (new Official - current Official)-56.9
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 rating1138.0
Current Weighted rating1190.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1190.3
Current highest rating achieved1138.0
Current floor (min rating allowed)638.0
Current K-factor40
Games played this month4
Score (S)1.0
Expected score (We)1.65
Difference (S-We)-0.65
Current Raw change (no limits, including tournament time weight)-26.0
Current min/max change allowed (with limits)±181.1
Current Raw change used (final)-26.0
Projected new Raw rating1112.0
Projected new Weighed rating1094.7
Projected new Weighted performance572.9
Projected new final Raw rating (if new WP > new Raw)1112.0
Projected new highest rating1138.0
Projected new floor638.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1112.0
Projected effective change (new Official - current Official)-78.3
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 month5
Score (S)2.0
Expected score (We)2.31
Difference (S-We)-0.31
Current Raw change (no limits, including tournament time weight)-12.4
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)-12.4
Projected new Raw rating1187.6
Projected new Weighed rating1104.0
Projected new Weighted performance388.5
Projected new final Raw rating (if new WP > new Raw)1187.6
Projected new highest rating1187.6
Projected new floor687.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1187.6
Projected effective change (new Official - current Official)-12.4
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 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
Tournament: Kleinmond Chess Club Open 2024 (U10)
Start: 2024/09/07  End: 2024/09/07  Host: WOS  Type: Rapid   Time: 25  Time weight: 0.54  Rounds: 5
Games: 5  Score: 2.0
Main rating: 1149.5  Rating gain/loss: 3.2
Type rating: 1200.0  Rating gain/loss: -12.4
Analysis
Tournament: Western Cape Top Schools Championship 2024 (U9 Girls)
Start: 2024/08/30  End: 2024/09/01  Host: WEG  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 4
Games: 4  Score: 1.0
Main rating: 1149.5  Rating gain/loss: -17.6
Type rating: 1138.0  Rating gain/loss: -26.0
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 Kleinmond Chess Club Open 2024 (U10) 2024/09/07 2024/09/07 Overberg (WOS) Rapid 25 0.54 6 5 2.0 1149.5 1200.0 Analysis
2 Western Cape Top Schools Championship 2024 (U9 Girls) 2024/08/30 2024/09/01 Eden (WEG) Standard 60 0.83 6 4 1.0 1149.5 1138.0 Analysis
1 Overberg Schools - Top Schools 2024 (U9-U15 Girls) 2024/07/27 2024/07/27 Overberg (WOS) Standard 60 0.83 5 4 0.5 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 Kleinmond Chess Club Open 2024 (U10) 2024/09/07 2024/09/07 Overberg (WOS) Rapid 25 0.54 6 5 2.0 1149.5 1200.0 Analysis
2 Western Cape Top Schools Championship 2024 (U9 Girls) 2024/08/30 2024/09/01 Eden (WEG) Standard 60 0.83 6 4 1.0 1149.5 1138.0 Analysis
1 Overberg Schools - Top Schools 2024 (U9-U15 Girls) 2024/07/27 2024/07/27 Overberg (WOS) Standard 60 0.83 5 4 0.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 13 3 1 9 3.5 26.9 -196.2 1235.0 1038.9
White 6 0 1 5 0.5 8.3 -354.2 1252.8 898.7
Black 7 3 0 4 3.0 42.9 -60.7 1219.8 1159.0
Standard All 8 1 1 6 1.5 18.8 -265.6 1222.3 956.6
White 4 0 1 3 0.5 12.5 -318.8 1226.6 907.8
Black 4 1 0 3 1.0 25.0 -212.5 1217.9 1005.4
Rapid All 5 2 0 3 2.0 40.0 -85.0 1255.5 1170.5
White 2 0 0 2 0.0 0.0 -425.0 1305.3 880.3
Black 3 2 0 1 2.0 66.7 141.7 1222.2 1363.9
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 13 3 1 9 3.5 26.9 -196.2 1235.0 1038.9
White 6 0 1 5 0.5 8.3 -354.2 1252.8 898.7
Black 7 3 0 4 3.0 42.9 -60.7 1219.8 1159.0
Standard All 8 1 1 6 1.5 18.8 -265.6 1222.3 956.6
White 4 0 1 3 0.5 12.5 -318.8 1226.6 907.8
Black 4 1 0 3 1.0 25.0 -212.5 1217.9 1005.4
Rapid All 5 2 0 3 2.0 40.0 -85.0 1255.5 1170.5
White 2 0 0 2 0.0 0.0 -425.0 1305.3 880.3
Black 3 2 0 1 2.0 66.7 141.7 1222.2 1363.9
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 2160151126 Steyn, L (Layla) 1 1.0 1 0 0 100.0 1149.5 425.0 1574.5 View list
2 2140311070 Indhull, N (Nikita) 1 1.0 1 0 0 100.0 1149.5 425.0 1574.5 View list
3 2170311069 Groenewald, T (Tamara) 1 1.0 1 0 0 100.0 1149.5 425.0 1574.5 View list
4 2100307522 Gawulekaya, E (Esinako) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
5 2150139114 Willemse, A (Avah) 1 0.0 0 0 1 0.0 1149.5 -425.0 724.5 View list
6 2140148940 Scholtz, M (Miche) 1 0.0 0 0 1 0.0 1149.5 -425.0 724.5 View list
7 2120145243 Rubusana, L (Lolothando) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
8 2100307526 Nieman, S (Shannon) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
9 1150191253 Nel, J (Joshua) 1 0.0 0 0 1 0.0 1149.5 -425.0 724.5 View list
10 2160157861 Kotze, M (Mirah) 1 0.0 0 0 1 0.0 1149.5 -425.0 724.5 View list
11 2160161826 Flores, Z (Zhoe) 1 0.0 0 0 1 0.0 1149.5 -425.0 724.5 View list
12 2120138437 Collins, E (Esme) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
13 1160160634 Botha, J (Johann Alexander) 1 0.0 0 0 1 0.0 1149.5 -425.0 724.5 View list