Player Page

Vlok, J (Jan)
Dob: 2009/02/10 (U16)
Gender: Male
Chess SA id: 109089433
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2023/07/22 (303 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 rating1205.5
Curent Weighted rating1196.1
Curent Weighted performance1012.6
Current official/published rating (highest between Raw, WR and WP)1205.5
Current floor (min rating allowed)709.7
Current highest rating achieved1209.7
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 rating1205.5
Projected new Weighed rating1197.9
Projected new Weighted performance1012.6
Projected new official/published rating (highest between new Raw, new WR and new WP)1205.5
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1209.7
Projected new floor709.7
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 rating1191.4
Curent Weighted rating1178.4
Curent Weighted performance1005.3
Current official/published rating (highest between Raw, WR and WP)1191.4
Current floor (min rating allowed)695.4
Current highest rating achieved1195.4
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)±167.9
Current Raw change used (final)0.0
Projected new Raw rating1191.4
Projected new Weighed rating1180.8
Projected new Weighted performance1005.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1191.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1195.4
Projected new floor695.4
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 rating708.6
Curent Weighted rating708.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)708.6
Current floor (min rating allowed)500.0
Current highest rating achieved708.6
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)±333.9
Current Raw change used (final)0.0
Projected new Raw rating708.6
Projected new Weighed rating708.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)708.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating708.6
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 rating659.0
Curent Weighted rating659.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)659.0
Current floor (min rating allowed)500.0
Current highest rating achieved659.0
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)±358.4
Current Raw change used (final)0.0
Projected new Raw rating659.0
Projected new Weighed rating659.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)659.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating659.0
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
25 2023 Menlo Open Tournament (C) 2023/07/22 2023/07/22 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1197.7 1179.0 Analysis
24 2023 Milos Ristic Open Tournament (C) 2023/04/27 2023/04/27 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1209.7 1195.4 Analysis
23 Chris Greyling Open Tournament 2023 (C) 2023/03/21 2023/03/21 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1147.9 1113.8 Analysis
22 2021 Chris Greyling Open Tournament (C) 2021/05/08 2021/05/08 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1136.3 1089.8 Analysis
21 2020 Tuks Open (C) 2020/02/22 2020/02/22 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1171.8 1123.4 Analysis
20 Waterkloof end of Year Blitz 2019 2019/10/17 2019/10/17 Chess Excellence (CEX) Blitz 5 0.18 6 6 3.0 1168.4 540.2 Analysis
19 2019 D4 Tshwane South Schools League Team Finals (U11) 2019/07/27 2019/07/27 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1079.6 1036.2 Analysis
18 2019 Super 12 Laerskole (Juniors) 2019/05/04 2019/05/04 Tshwane (GTP) Rapid 30 0.60 5 5 3.0 1050.8 615.0 Analysis
17 2019 D4 Individual Finals (U11 Mixed) 2019/03/09 2019/03/09 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1010.0 985.4 Analysis
16 2019 Constantia Park Open (D) 2019/02/09 2019/02/09 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1032.6 1011.0 Analysis
15 South African Junior Blitz 2018 (U10) 2018/12/19 2018/12/19 4 Knights (4K) Blitz 5 0.18 7 7 3.0 1064.3 500.2 Analysis
14 South African Junior Team Championships 2018 (U10B) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 2.0 1064.3 1042.2 Analysis
13 2018 Lardies Ope (D) 2018/10/27 2018/10/27 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1075.9 1033.3 Analysis
12 2018 Etienne Lewis Trials (U10 Boys) 2018/08/31 2018/09/02 Tshwane (GTP) Standard 120 1.00 7 7 4.0 1051.4 989.3 Analysis
11 2018 Mid Gauteng Open (D) 2018/08/18 2018/08/18 Tshwane (GTP) Standard 60 0.83 5 5 3.0 996.0 929.5 Analysis
10 2018 Menlo Open Chess Tournament (D) 2018/07/21 2018/07/21 Tshwane (GTP) Standard 60 0.83 5 5 4.0 902.0 828.1 Analysis
9 2018 Super 12 (Junior) 2018/05/05 2018/05/05 Tshwane (GTP) Rapid 30 0.60 5 5 3.0 833.5 500.2 Analysis
8 2018 Capablanca Swiss (D) 2018/04/27 2018/04/27 Tshwane (GTP) Standard 90 0.94 5 5 3.5 848.9 849.7 Analysis
7 2018 Chris Greyling Open (D) 2018/04/21 2018/04/21 Tshwane (GTP) Standard 60 0.83 5 5 1.0 848.9 849.7 Analysis
6 2018 Crawford Open (D) 2018/03/24 2018/03/24 Tshwane (GTP) Standard 60 0.83 5 5 2.0 560.8 582.6 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 134 64 6 64 67.0 50.0 0.0 1030.0 1030.0
White 65 31 2 32 32.0 49.2 -6.5 1026.1 1019.5
Black 69 33 4 32 35.0 50.7 6.2 1033.7 1039.8
Standard All 111 52 6 53 55.0 49.5 -3.8 1004.4 1000.6
White 55 26 2 27 27.0 49.1 -7.7 1005.7 998.0
Black 56 26 4 26 28.0 50.0 0.0 1003.2 1003.2
Rapid All 10 6 0 4 6.0 60.0 85.0 1137.9 1222.9
White 4 1 0 3 1.0 25.0 -212.5 1136.2 923.7
Black 6 5 0 1 5.0 83.3 283.3 1139.1 1422.4
Blitz All 13 6 0 7 6.0 46.2 -32.7 1165.1 1132.4
White 6 4 0 2 4.0 66.7 141.7 1139.2 1280.8
Black 7 2 0 5 2.0 28.6 -182.1 1187.2 1005.1
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 109091542 Mostert, M (Mj) 3 3.0 3 0 0 100.0 877.1 425.0 1302.1 View list
2 208086359 Smith, LM (Luhane) 2 2.0 2 0 0 100.0 990.8 425.0 1415.8 View list
3 110092783 Van Rooyen, M (Marcel) 2 2.0 2 0 0 100.0 806.1 425.0 1231.1 View list
4 208086374 Smith, KJ (Kayle) 2 1.5 1 1 0 75.0 940.8 212.5 1153.3 View list
5 109076153 De Jager, J (Jacques) 2 0.0 0 0 2 0.0 796.7 -425.0 371.7 View list
6 109083426 Gerber, J (Juandre) 2 0.0 0 0 2 0.0 1037.2 -425.0 612.2 View list
7 109086017 Roetz, K (Kyle) 2 0.0 0 0 2 0.0 1118.0 -425.0 693.0 View list
8 109095287 Rudolph, N (Nathan) 2 0.0 0 0 2 0.0 836.0 -425.0 411.0 View list
9 1090098581 Bath, X (Xavier) 1 1.0 1 0 0 100.0 1147.9 425.0 1572.9 View list
10 1090098582 Bester, W (Waldo) 1 1.0 1 0 0 100.0 560.8 425.0 985.8 View list
11 1070112457 Bhula, S (Shyam Hitesh) 1 1.0 1 0 0 100.0 1147.9 425.0 1572.9 View list
12 109088450 Botha, A (Andre) 1 1.0 1 0 0 100.0 514.3 425.0 939.3 View list
13 1090112415 De Jager, J (Jacques) 1 1.0 1 0 0 100.0 1010.0 425.0 1435.0 View list
14 110082679 De Bruin, CL (Charl Louis) 1 1.0 1 0 0 100.0 1051.4 425.0 1476.4 View list
15 206092298 De Almeida, K (Kelly) 1 1.0 1 0 0 100.0 560.8 425.0 985.8 View list
16 1100109355 Cronje, L (Lucas) 1 1.0 1 0 0 100.0 1168.4 425.0 1593.4 View list
17 2090096768 Carney, J (Jaimie) 1 1.0 1 0 0 100.0 996.0 425.0 1421.0 View list
18 1090098584 Bouwer, G (Gustav) 1 1.0 1 0 0 100.0 1010.0 425.0 1435.0 View list
19 2110101741 De Waal, N (Nadine) 1 1.0 1 0 0 100.0 1136.3 425.0 1561.3 View list
20 1080097221 Du Randt, JC (Jean) 1 1.0 1 0 0 100.0 833.5 425.0 1258.5 View list