Player Page

Du Preez, E (Estiaan)
Dob: 2005/07/20 (U20)
Gender: Male
Chess SA id: 105008026
FIDE id:
Region: Bojanala Platina (NBR)
Citizen: RSA
Title(s):
Last active: 2022/07/23 (663 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 rating845.6
Curent Weighted rating845.5
Curent Weighted performance428.4
Current official/published rating (highest between Raw, WR and WP)845.6
Current floor (min rating allowed)500.0
Current highest rating achieved845.6
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)±274.7
Current Raw change used (final)0.0
Projected new Raw rating845.6
Projected new Weighed rating845.6
Projected new Weighted performance428.4
Projected new official/published rating (highest between new Raw, new WR and new WP)845.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating845.6
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 rating855.1
Curent Weighted rating855.0
Curent Weighted performance428.4
Current official/published rating (highest between Raw, WR and WP)855.1
Current floor (min rating allowed)500.0
Current highest rating achieved855.1
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)±271.0
Current Raw change used (final)0.0
Projected new Raw rating855.1
Projected new Weighed rating855.1
Projected new Weighted performance428.4
Projected new official/published rating (highest between new Raw, new WR and new WP)855.1
Projected effective change (new Official - current Official)=0.0
Projected new highest rating855.1
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 rating762.6
Curent Weighted rating762.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)762.6
Current floor (min rating allowed)500.0
Current highest rating achieved762.6
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)±309.2
Current Raw change used (final)0.0
Projected new Raw rating762.6
Projected new Weighed rating762.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)762.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating762.6
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 rating710.3
Curent Weighted rating708.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)710.3
Current floor (min rating allowed)500.0
Current highest rating achieved710.3
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)±333.1
Current Raw change used (final)0.0
Projected new Raw rating710.3
Projected new Weighed rating708.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)710.3
Projected effective change (new Official - current Official)=0.0
Projected new highest rating710.3
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
10 Bojanala Chess Federation Clash of Schools 2022 (HS Juniors) 2022/07/23 2022/07/23 Bojanala Platina (NBR) Standard 60 0.83 4 4 1.0 816.7 819.9 Analysis
9 South African Junior Team Championships 2018 (U14E) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 2.0 841.1 845.5 Analysis
8 Bojanala Regionals 2018 (U14) 2018/09/15 2018/09/15 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 813.4 795.0 Analysis
7 Lebone II Chess 2018 (U14) 2018/09/01 2018/09/01 Cape Town (WCT) Standard 60 0.83 5 5 2.0 813.4 795.0 Analysis
6 Laerskool Brits Tournament 2018 (U14) 2018/08/04 2018/08/04 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 769.7 759.4 Analysis
5 2018 Super 12 (Senior) 2018/05/05 2018/05/05 Tshwane (GTP) Rapid 30 0.60 5 5 3.0 746.9 738.6 Analysis
4 Laerskool Rustenburg 2018 (B) 2018/03/24 2018/03/24 Bojanala Platina (NBR) Standard 60 0.83 5 5 1.0 788.1 813.4 Analysis
3 Laerskool Vastrap 2018 (U14) 2018/02/03 2018/02/03 Bojanala Platina (NBR) Standard 60 0.83 5 5 4.0 686.8 692.6 Analysis
2 South African Junior Blitz 2017 Championships (B) 2018/01/07 2018/01/07 4 Knights (4K) Blitz 5 0.18 7 6 1.0 738.6 738.6 Analysis
1 South African Junior Team Championships 2017 (U14E) 2018/01/04 2018/01/08 4 Knights (4K) Standard 120 1.00 7 7 1.0 738.6 738.6 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 54 20 0 34 20.0 37.0 -110.2 933.2 823.0
White 28 7 0 21 7.0 25.0 -212.5 934.6 722.1
Black 26 13 0 13 13.0 50.0 0.0 931.8 931.8
Standard All 43 16 0 27 16.0 37.2 -108.7 949.7 841.0
White 23 6 0 17 6.0 26.1 -203.3 946.8 743.6
Black 20 10 0 10 10.0 50.0 0.0 953.0 953.0
Rapid All 5 3 0 2 3.0 60.0 85.0 817.0 902.0
White 2 0 0 2 0.0 0.0 -425.0 822.9 397.9
Black 3 3 0 0 3.0 100.0 425.0 813.1 1238.1
Blitz All 6 1 0 5 1.0 16.7 -283.3 912.0 628.6
White 3 1 0 2 1.0 33.3 -141.7 914.9 773.3
Black 3 0 0 3 0.0 0.0 -425.0 909.0 484.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 106064352 Stoltz, R (Raymond) 2 2.0 2 0 0 100.0 728.3 425.0 1153.3 View list
2 105054733 Letupu, M (Omolemo) 2 0.0 0 0 2 0.0 750.1 -425.0 325.1 View list
3 105050616 Tsitsi, LB (Lesedi) 2 0.0 0 0 2 0.0 776.0 -425.0 351.0 View list
4 106057254 Curlewis, R (Ruart) 1 1.0 1 0 0 100.0 746.9 425.0 1171.9 View list
5 1050096338 Huma, K (Keaoboka) 1 1.0 1 0 0 100.0 686.8 425.0 1111.8 View list
6 107064899 Goliath, BB (Brimarion) 1 1.0 1 0 0 100.0 788.1 425.0 1213.1 View list
7 105069854 Masilo, K (Kamogelo) 1 1.0 1 0 0 100.0 813.4 425.0 1238.4 View list
8 106066545 Matayo, L (Liyema) 1 1.0 1 0 0 100.0 841.1 425.0 1266.1 View list
9 1060144175 Matsotso, O (Ofentse) 1 1.0 1 0 0 100.0 816.7 425.0 1241.7 View list
10 106087749 Mhlongo, V (Vida) 1 1.0 1 0 0 100.0 813.4 425.0 1238.4 View list
11 1070095942 Mohamed, D (Dawood) 1 1.0 1 0 0 100.0 738.6 425.0 1163.6 View list
12 106094319 Mokwena, K (Kole) 1 1.0 1 0 0 100.0 841.1 425.0 1266.1 View list
13 1060099553 Molokwane, R (Reaoleboga) 1 1.0 1 0 0 100.0 813.4 425.0 1238.4 View list
14 105048017 Nel, J (Johan) 1 1.0 1 0 0 100.0 746.9 425.0 1171.9 View list
15 204059789 Pillay, K (Kiara) 1 1.0 1 0 0 100.0 738.6 425.0 1163.6 View list
16 205069859 Rampete, B (Bogolo) 1 1.0 1 0 0 100.0 769.7 425.0 1194.7 View list
17 106095760 Segabetla, O (Oreneile) 1 1.0 1 0 0 100.0 813.4 425.0 1238.4 View list
18 105056532 Segatle, T (Temo) 1 1.0 1 0 0 100.0 686.8 425.0 1111.8 View list
19 205091314 Snyman, DP (Dominic) 1 1.0 1 0 0 100.0 746.9 425.0 1171.9 View list
20 1060096344 Thapeleo, T (Tsitsi) 1 1.0 1 0 0 100.0 686.8 425.0 1111.8 View list