Player Page

De Villiers, OT (Ockert)
Dob: 2005/09/15 (U20)
Gender: Male
Chess SA id: 105077393
FIDE id:
Region: Nelson Mandela Bay (ENM)
Citizen: RSA
Title(s):
Last active: 2023/02/18 (455 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 rating1284.4
Curent Weighted rating1287.0
Curent Weighted performance1022.2
Current official/published rating (highest between Raw, WR and WP)1287.0
Current floor (min rating allowed)812.8
Current highest rating achieved1312.8
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)±147.0
Current Raw change used (final)0.0
Projected new Raw rating1284.4
Projected new Weighed rating1286.6
Projected new Weighted performance1022.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1286.6
Projected effective change (new Official - current Official)-0.4
Projected new highest rating1312.8
Projected new floor812.8
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 rating1275.3
Curent Weighted rating1278.7
Curent Weighted performance1017.6
Current official/published rating (highest between Raw, WR and WP)1278.7
Current floor (min rating allowed)812.0
Current highest rating achieved1312.0
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)±148.9
Current Raw change used (final)0.0
Projected new Raw rating1275.3
Projected new Weighed rating1278.1
Projected new Weighted performance1017.6
Projected new official/published rating (highest between new Raw, new WR and new WP)1278.1
Projected effective change (new Official - current Official)-0.6
Projected new highest rating1312.0
Projected new floor812.0
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 rating867.6
Curent Weighted rating867.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)867.6
Current floor (min rating allowed)500.0
Current highest rating achieved867.6
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)±266.3
Current Raw change used (final)0.0
Projected new Raw rating867.6
Projected new Weighed rating867.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)867.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating867.6
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 rating746.0
Curent Weighted rating746.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)746.0
Current floor (min rating allowed)500.0
Current highest rating achieved746.0
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)±316.6
Current Raw change used (final)0.0
Projected new Raw rating746.0
Projected new Weighed rating746.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)746.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating746.0
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
26 NMB 1st Trials 2023 (Adults) 2023/02/17 2023/02/18 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1312.8 1312.0 Analysis
25 Eatern Cape Provincial Chess Championship 2022 (U18 Boys) 2022/10/01 2022/10/01 Sarah Baartman (ESB) Standard 65 0.85 7 7 4.5 1290.8 1282.5 Analysis
24 2022 NMBCU Trial 4 (U18) 2022/08/12 2022/08/13 Nelson Mandela Bay (ENM) Standard 60 0.83 6 5 2.5 1282.7 1273.5 Analysis
23 NMBCU Trial 3 2022 (U18) 2022/07/22 2022/07/23 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1292.9 1286.1 Analysis
22 2022 NMB Junior Trials 2 (U18) 2022/05/13 2022/05/14 Nelson Mandela Bay (ENM) Standard 60 0.83 6 5 3.0 1235.8 1209.1 Analysis
21 NMB Senior Trial 1 2022 (U18) 2022/05/06 2022/05/07 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 3.5 1235.8 1209.1 Analysis
20 2022 Nelson Mandela Bay Open (B) 2022/02/04 2022/02/06 Nelson Mandela Bay (ENM) Standard 90 0.94 5 5 2.5 1207.4 1167.1 Analysis
19 2020 Boardwalk Pearson Open Chess Festival (Open) 2020/03/14 2020/03/15 Nelson Mandela Bay (ENM) Standard 90 0.94 5 4 2.0 1104.5 1057.8 Analysis
18 2020 NMBCU Chess Trials 2 2020 (U16) 2020/03/07 2020/03/07 Nelson Mandela Bay (ENM) Standard 62 0.84 5 4 2.0 1104.5 1057.8 Analysis
17 2020 NMBCU Chess Trial 1 (U16) 2020/02/08 2020/02/09 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1041.2 1043.8 Analysis
16 Brandwag Open 2020 (C) 2020/02/01 2020/02/01 Nelson Mandela Bay (ENM) Rapid 30 0.60 5 5 4.0 1041.2 746.0 Analysis
15 2019 South African Junior Team Championships (U16A) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 1.0 1049.6 1050.6 Analysis
14 NMBYCC Closed 2019 (U16) 2019/07/26 2019/07/27 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 2.5 1041.3 1035.0 Analysis
13 Nelson Mandela Bay Junior Trials 4 2019 (U16) 2019/07/12 2019/07/13 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1041.3 1035.0 Analysis
12 NMBJCU Trials 3 2019 (U16) 2019/05/10 2019/05/11 Nelson Mandela Bay (ENM) Standard 60 0.83 6 5 2.0 1049.3 1045.4 Analysis
11 Nelson Mandela Bay Junior Chess Trials 2 2019 (U16) 2019/04/05 2019/04/06 Nelson Mandela Bay (ENM) Standard 60 0.83 6 5 1.5 1066.2 1066.6 Analysis
10 NMBCU Trials 1 2019 (U16) 2019/03/08 2019/03/09 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 2.5 1036.7 1028.6 Analysis
9 South African Junior Team Championships 2018 (U14B) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 2.0 1030.3 1018.6 Analysis
8 NMBJC Closed 2018 (U14) 2018/07/27 2018/07/28 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1005.0 1004.5 Analysis
7 NMBJC Trials 4 2018 (U14) 2018/07/20 2018/07/21 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 3.0 1005.0 1004.5 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 140 63 11 66 68.5 48.9 -9.1 1140.4 1131.3
White 71 33 7 31 36.5 51.4 12.0 1134.2 1146.1
Black 69 30 4 35 32.0 46.4 -30.8 1146.8 1116.0
Standard All 135 59 11 65 64.5 47.8 -18.9 1140.6 1121.7
White 69 31 7 31 34.5 50.0 0.0 1133.1 1133.1
Black 66 28 4 34 30.0 45.5 -38.6 1148.5 1109.8
Rapid All 5 4 0 1 4.0 80.0 255.0 1133.4 1388.4
White 2 2 0 0 2.0 100.0 425.0 1169.7 1594.7
Black 3 2 0 1 2.0 66.7 141.7 1109.3 1250.9
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 205064819 Holroyd, K (Kea) 8 2.0 1 2 5 25.0 1091.0 -212.5 878.5 View list
2 105088368 Freeman, V (Vianco) 7 1.0 1 0 6 14.3 1060.8 -303.6 757.2 View list
3 105078072 Rispel, B (Brady) 5 4.0 4 0 1 80.0 880.1 255.0 1135.1 View list
4 206077390 Manto, M (Martha) 4 2.0 2 0 2 50.0 1021.3 0.0 1021.3 View list
5 106087235 Du Preez, D (Dillon) 3 2.0 1 2 0 66.7 1270.5 141.7 1412.1 View list
6 104056717 Schutte, A (Anro) 3 2.0 1 2 0 66.7 1048.1 141.7 1189.7 View list
7 1050132832 Whall, L (Lee) 3 1.5 1 1 1 50.0 1273.2 0.0 1273.2 View list
8 105017614 Leibrandt, RR (Romano) 3 1.0 1 0 2 33.3 1029.2 -141.7 887.5 View list
9 105070868 Moggee, LR (Le Roux) 3 1.0 1 0 2 33.3 850.6 -141.7 708.9 View list
10 105049055 Kettledas, JT (Joshua) 3 0.0 0 0 3 0.0 964.3 -425.0 539.3 View list
11 104054232 Dantu, BC (Brad Cole) 2 2.0 2 0 0 100.0 893.6 425.0 1318.7 View list
12 1040111111 Mclean, Q (Quewan) 2 1.0 1 0 1 50.0 1043.0 0.0 1043.0 View list
13 1060099220 Singwani, T (Thabang Musa) 2 1.0 1 0 1 50.0 945.0 0.0 945.0 View list
14 2060116519 Tendayi, M (Marvel) 2 1.0 1 0 1 50.0 1287.8 0.0 1287.8 View list
15 109087219 Crone, C (Callan) 2 0.5 0 1 1 25.0 1156.0 -212.5 943.5 View list
16 104087654 Heystek, H (Hardus) 2 0.5 0 1 1 25.0 1045.3 -212.5 832.8 View list
17 104001647 Beecroft, J (Jett) 2 0.0 0 0 2 0.0 1041.3 -425.0 616.3 View list
18 104002718 Bosch, MD (Michael) 2 0.0 0 0 2 0.0 1051.5 -425.0 626.5 View list
19 105057058 Kruger, MJ (Matthew) 2 0.0 0 0 2 0.0 883.1 -425.0 458.1 View list
20 104052839 Swartbooi, K (Khanya) 2 0.0 0 0 2 0.0 1072.9 -425.0 647.9 View list