Player Page

Leeuw, B (Boitumelo)
Dob: 2008/10/05 (U18)
Gender: Male
Chess SA id: 1080150645
FIDE id:
Region: John Taolo Gaetswewe (NCJ)
Citizen: RSA
Title(s):
Last active: 2024/04/20 (48 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
Curent Raw rating1205.7
Curent Weighted rating1178.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1205.7
Current floor (min rating allowed)705.7
Current highest rating achieved1205.7
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)±164.5
Current Raw change used (final)0.0
Projected new Raw rating1205.7
Projected new Weighed rating1180.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1205.7
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1205.7
Projected new floor705.7
Projected new K-facor36
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
Curent Raw rating1208.4
Curent Weighted rating1174.3
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1208.4
Current floor (min rating allowed)708.4
Current highest rating achieved1208.4
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)±163.8
Current Raw change used (final)0.0
Projected new Raw rating1208.4
Projected new Weighed rating1176.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1208.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1208.4
Projected new floor708.4
Projected new K-facor36
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
Curent Raw rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)700.0
Current highest rating achieved1200.0
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 rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Curent Raw rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)700.0
Current highest rating achieved1200.0
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 rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 Hopetown Open Chess Tournament 2024 (U18+Open) 2024/04/20 2024/04/20 Pixley-ka-Seme (NCP) Standard 62 0.84 5 5 3.0 1163.7 1156.4 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 Hopetown Open Chess Tournament 2024 (U18+Open) 2024/04/20 2024/04/20 Pixley-ka-Seme (NCP) Standard 62 0.84 5 5 3.0 1163.7 1156.4 Analysis
2 Hopetown Chess Open Tournament 2023 (U14-U18) 2023/08/05 2023/08/05 Pixley-ka-Seme (NCP) Standard 62 0.84 5 5 2.0 1187.2 1183.6 Analysis
1 Hopetown Schools Chess Open Tournament 2023 (U15) 2023/02/25 2023/02/25 John Taolo Gaetswewe (NCJ) Standard 62 0.84 5 5 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 3 0 2 3.0 60.0 85.0 1300.2 1385.2
White 3 2 0 1 2.0 66.7 141.7 1274.0 1415.6
Black 2 1 0 1 1.0 50.0 0.0 1339.7 1339.7
Standard All 5 3 0 2 3.0 60.0 85.0 1300.2 1385.2
White 3 2 0 1 2.0 66.7 141.7 1274.0 1415.6
Black 2 1 0 1 1.0 50.0 0.0 1339.7 1339.7
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 15 7 0 8 7.0 46.7 -28.3 1225.1 1196.8
White 8 4 0 4 4.0 50.0 0.0 1224.6 1224.6
Black 7 3 0 4 3.0 42.9 -60.7 1225.6 1164.9
Standard All 15 7 0 8 7.0 46.7 -28.3 1225.1 1196.8
White 8 4 0 4 4.0 50.0 0.0 1224.6 1224.6
Black 7 3 0 4 3.0 42.9 -60.7 1225.6 1164.9
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 108084930 Kitengye, PE (Patrick Ebondo) 2 0.0 0 0 2 0.0 1181.8 -425.0 756.8 View list
2 108084931 May, AD (Alrique Dominic) 2 0.0 0 0 2 0.0 1181.8 -425.0 756.8 View list
3 1060150916 Madyo, T (Thami) 1 1.0 1 0 0 100.0 1163.7 425.0 1588.7 View list
4 2110105341 Botha, A (Ane) 1 1.0 1 0 0 100.0 1187.2 425.0 1612.2 View list
5 1070100127 Biko, S (Siyolise) 1 1.0 1 0 0 100.0 1163.7 425.0 1588.7 View list
6 1080156840 Hendricks, G (Garryn) 1 1.0 1 0 0 100.0 1163.7 425.0 1588.7 View list
7 1090150642 Gedezana, L (Lwanda) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 1090150646 Osch, D (Darrien) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 1080145177 Nango, E (Ethan) 1 1.0 1 0 0 100.0 1187.2 425.0 1612.2 View list
10 108084928 Mvenya, ZL (Zizinwe Libhongo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
11 1110134199 Mboniswa, Y (Yongama) 1 0.0 0 0 1 0.0 1187.2 -425.0 762.2 View list
12 2110136559 Fischer, C (Carlanda) 1 0.0 0 0 1 0.0 1187.2 -425.0 762.2 View list
13 1050146492 Cilliers, H (Hendrik Francois) 1 0.0 0 0 1 0.0 1187.2 -425.0 762.2 View list