Player Page

Pretorius, W (Willem)
Dob: 2005/09/02 (U20)
Gender: Male
Chess SA id: 105093402
FIDE id:
Region: Gert Sibande (MGS)
Citizen: RSA
Title(s):
Last active: 2023/04/21 (385 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 rating608.9
Curent Weighted rating600.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)608.9
Current floor (min rating allowed)500.0
Current highest rating achieved608.9
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)±384.9
Current Raw change used (final)0.0
Projected new Raw rating608.9
Projected new Weighed rating601.8
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)608.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating608.9
Projected new floor500.0
Projected new K-facor40
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 rating575.6
Curent Weighted rating575.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)575.6
Current floor (min rating allowed)500.0
Current highest rating achieved575.6
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)±403.6
Current Raw change used (final)0.0
Projected new Raw rating575.6
Projected new Weighed rating575.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)575.6
Projected effective change (new Official - current Official)-0.0
Projected new highest rating575.6
Projected new floor500.0
Projected new K-facor40
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 rating676.0
Curent Weighted rating600.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)676.0
Current floor (min rating allowed)500.0
Current highest rating achieved676.0
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)±349.8
Current Raw change used (final)0.0
Projected new Raw rating676.0
Projected new Weighed rating608.9
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)676.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating676.0
Projected new floor500.0
Projected new K-facor40
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 rating500.0
Curent Weighted rating500.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)500.0
Current floor (min rating allowed)500.0
Current highest rating achieved500.0
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)±449.5
Current Raw change used (final)0.0
Projected new Raw rating500.0
Projected new Weighed rating500.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)500.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating500.0
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 NWU Super 16 2023 (B) 2023/04/21 2023/04/21 Gert Sibande (MGS) Rapid 30 0.60 7 5 2.0 561.4 500.0 Analysis
2 2022 Gauteng Interregion (U18 Open) 2022/02/26 2022/02/26 Tshwane (GTP) Standard 60 0.83 5 0 0.0 561.4 575.6 Analysis
1 Broadland`s Knights Chess Open 2018 (C) 2018/06/16 2018/06/16 Sedibeng (GSV) Standard 61 0.83 5 5 2.0 500.0 500.0 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 10 4 0 6 4.0 40.0 -85.0 1062.7 977.7
White 4 1 0 3 1.0 25.0 -212.5 1046.8 834.3
Black 6 3 0 3 3.0 50.0 0.0 1073.2 1073.2
Standard All 5 2 0 3 2.0 40.0 -85.0 932.1 847.1
White 2 1 0 1 1.0 50.0 0.0 910.8 910.8
Black 3 1 0 2 1.0 33.3 -141.7 946.4 804.7
Rapid All 5 2 0 3 2.0 40.0 -85.0 1193.2 1108.2
White 2 0 0 2 0.0 0.0 -425.0 1182.9 757.9
Black 3 2 0 1 2.0 66.7 141.7 1200.0 1341.7
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 1080154413 Botha, J (Jovick) 1 1.0 1 0 0 100.0 561.4 425.0 986.4 View list
2 107065190 Jonker, J (Jaen-Pierre) 1 1.0 1 0 0 100.0 500.0 425.0 925.0 View list
3 1060154430 Grobler, A (Anthony) 1 1.0 1 0 0 100.0 561.4 425.0 986.4 View list
4 108079024 Van Wyk, J (Jonathan) 1 1.0 1 0 0 100.0 500.0 425.0 925.0 View list
5 105075205 Van Rhyn, J (Josh) 1 0.0 0 0 1 0.0 500.0 -425.0 75.0 View list
6 107064054 Tabane, G (Gomolemo) 1 0.0 0 0 1 0.0 500.0 -425.0 75.0 View list
7 1050154436 Mathenjwa, L (Lethokuhle) 1 0.0 0 0 1 0.0 561.4 -425.0 136.4 View list
8 2080154427 Ferreira, M (Marguerite) 1 0.0 0 0 1 0.0 561.4 -425.0 136.4 View list
9 1050149456 Du Plooy, J (Juan-Re) 1 0.0 0 0 1 0.0 561.4 -425.0 136.4 View list
10 205087157 Coetzee, Z (Zahne) 1 0.0 0 0 1 0.0 500.0 -425.0 75.0 View list