Player Page

Pretorius, WM (Willem)
Dob: 2005/01/05 (U20)
Gender: Male
Chess SA id: 105087152
FIDE id:
Region: Sedibeng (GSV)
Citizen: RSA
Title(s):
Last active: 2022/08/26 (633 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 rating1193.5
Curent Weighted rating1193.4
Curent Weighted performance784.3
Current official/published rating (highest between Raw, WR and WP)1193.5
Current floor (min rating allowed)753.7
Current highest rating achieved1253.7
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)±167.4
Current Raw change used (final)0.0
Projected new Raw rating1193.5
Projected new Weighed rating1193.5
Projected new Weighted performance784.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1193.5
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1253.7
Projected new floor753.7
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 rating1192.9
Curent Weighted rating1192.8
Curent Weighted performance786.8
Current official/published rating (highest between Raw, WR and WP)1192.9
Current floor (min rating allowed)756.2
Current highest rating achieved1256.2
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)±167.5
Current Raw change used (final)0.0
Projected new Raw rating1192.9
Projected new Weighed rating1192.9
Projected new Weighted performance786.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1192.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1256.2
Projected new floor756.2
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 rating679.7
Curent Weighted rating668.7
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)679.7
Current floor (min rating allowed)500.0
Current highest rating achieved679.7
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)±348.0
Current Raw change used (final)0.0
Projected new Raw rating679.7
Projected new Weighed rating669.8
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)679.7
Projected effective change (new Official - current Official)=0.0
Projected new highest rating679.7
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 rating662.4
Curent Weighted rating662.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)662.4
Current floor (min rating allowed)500.0
Current highest rating achieved662.4
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)±356.7
Current Raw change used (final)0.0
Projected new Raw rating662.4
Projected new Weighed rating662.4
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)662.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating662.4
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
25 2022 Gauteng Schools Team Championships (U17 Open) 2022/08/26 2022/08/26 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1183.9 1178.9 Analysis
24 Lux Deo NG Kerk Chess Open 2022 (A+B) 2022/04/09 2022/04/09 Sedibeng (GSV) Standard 61 0.83 5 5 2.0 1182.1 1176.0 Analysis
23 Carel`s Open 2020 (B) 2020/02/29 2020/02/29 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1168.1 1159.1 Analysis
22 2019 South African Junior Team Championships (U16D) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 4.0 1128.1 1114.5 Analysis
21 Eagles Open 2019 (B) 2019/11/23 2019/11/23 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1112.0 1094.0 Analysis
20 Sedibeng DF Malherbe Open 2019 (B) 2019/10/12 2019/10/12 Sedibeng (GSV) Standard 60 0.83 5 5 2.0 1109.6 1089.0 Analysis
18 2019 Gauteng School League Finals (U17 Open) 2019/08/24 2019/08/24 Tshwane (GTP) Standard 60 0.83 5 4 1.0 1204.0 1197.7 Analysis
19 2019 Gauteng School League Finals (U17 Open) 2019/08/24 2019/08/24 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1204.0 1197.7 Analysis
17 Vaal Chess Club Open 2019 (B) 2019/06/01 2019/06/01 Sedibeng (GSV) Standard 61 0.83 5 5 3.5 1170.9 1160.6 Analysis
16 Amigo Spur Eligwa Chess Open 2019 (B) 2019/05/18 2019/05/18 Sedibeng (GSV) Standard 61 0.83 5 5 3.0 1176.9 1168.2 Analysis
15 Dirk de Koster Chess Open 2019 (B) 2019/04/13 2019/04/13 Sedibeng (GSV) Standard 61 0.83 5 5 3.0 1141.6 1133.3 Analysis
14 Carels Open 2019 (B) 2019/03/02 2019/03/02 Sedibeng (GSV) Standard 61 0.83 5 5 3.5 1136.8 1125.8 Analysis
13 AG Visser Skaak Ope 2019 (B) 2019/02/23 2019/02/23 Sedibeng (GSV) Standard 61 0.83 5 5 4.5 1081.5 1056.7 Analysis
12 South African Junior Team Championships 2018 (U14E) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 5 4.0 1084.0 1060.3 Analysis
11 2018 Tshwane Inter Region (U14C) 2018/12/01 2018/12/01 Cape Town (WCT) Standard 60 0.83 5 5 2.0 1084.0 1060.3 Analysis
10 2018 Sedibeng Summer Open (D) 2018/10/20 2018/10/20 Sedibeng (GSV) Standard 60 0.83 5 5 1.0 1203.8 1199.3 Analysis
9 Fonteine Open 2018 (B) 2018/10/13 2018/10/13 Sedibeng (GSV) Standard 61 0.83 5 5 2.0 1203.8 1199.3 Analysis
8 2018 Gauteng League Final (U13) 2018/08/24 2018/08/24 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1253.7 1256.2 Analysis
7 D8 Team League 2018 (U13) 2018/07/28 2018/07/28 Sedibeng (GSV) Standard 61 0.83 5 4 4.0 959.2 962.1 Analysis
6 TST-MSA Tournament 2018 (C) 2018/07/21 2018/07/21 Sedibeng (GSV) Standard 61 0.83 5 5 3.5 959.2 962.1 Analysis
12
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 125 65 7 53 68.5 54.8 40.8 1065.4 1106.2
White 63 33 3 27 34.5 54.8 40.5 1053.1 1093.5
Black 62 32 4 26 34.0 54.8 41.1 1078.0 1119.1
Standard All 125 65 7 53 68.5 54.8 40.8 1065.4 1106.2
White 63 33 3 27 34.5 54.8 40.5 1053.1 1093.5
Black 62 32 4 26 34.0 54.8 41.1 1078.0 1119.1
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 1050108488 Nxumalo, S (Siyabonga) 3 2.5 2 1 0 83.3 1132.8 283.3 1416.2 View list
2 1050108495 Munyai, P (Phumudzo) 2 2.0 2 0 0 100.0 1125.6 425.0 1550.6 View list
3 105044684 Nel, A (Altus) 2 2.0 2 0 0 100.0 1020.4 425.0 1445.3 View list
4 206066092 Van Zyl, I (Ilane) 2 2.0 2 0 0 100.0 1173.9 425.0 1598.9 View list
5 101095340 Ledwaba, T (Thabang) 2 1.5 1 1 0 75.0 1170.3 212.5 1382.8 View list
6 105052263 Rossouw, R (Rohan) 2 1.5 1 1 0 75.0 849.6 212.5 1062.1 View list
7 206091403 Visser, TM (Tracy) 2 1.5 1 1 0 75.0 955.5 212.5 1168.0 View list
8 106053294 Fritz, GPJ (Georg) 2 1.0 1 0 1 50.0 1167.6 0.0 1167.6 View list
9 1050108484 Bholo, SV (Sicelo Vuyo) 2 1.0 1 0 1 50.0 1140.0 0.0 1140.0 View list
10 1090097407 Karsten, K (Keagan) 2 1.0 1 0 1 50.0 1095.5 0.0 1095.5 View list
11 103075208 Mokhotsoa, KR (Kamohelo) 2 1.0 1 0 1 50.0 1152.4 0.0 1152.4 View list
12 1030108497 Munyai, N (Neo) 2 1.0 1 0 1 50.0 1159.3 0.0 1159.3 View list
13 107086032 Naude, E (Enrique) 2 1.0 1 0 1 50.0 965.2 0.0 965.2 View list
14 106044677 De Villiers, LJ (Louis) 2 0.5 0 1 1 25.0 1142.7 -212.5 930.2 View list
15 109091420 Vermeulen, A (Anrich) 2 0.5 0 1 1 25.0 924.8 -212.5 712.3 View list
16 105087158 Lamont, M (Michael) 2 0.0 0 0 2 0.0 1203.8 -425.0 778.8 View list
17 202077097 Chani, N (Naomi) 1 1.0 1 0 0 100.0 1112.0 425.0 1537.0 View list
18 205069709 Bothma, I (Isabella) 1 1.0 1 0 0 100.0 662.4 425.0 1087.4 View list
19 108092345 Dreyer, NJ (Nicolaas) 1 1.0 1 0 0 100.0 1084.0 425.0 1509.0 View list
20 105069286 Dludlu, NS (Nkululeko) 1 1.0 1 0 0 100.0 745.3 425.0 1170.3 View list