Player Page

Joubert, A (Antonio)
Dob: 2006/07/30 (U20)
Gender: Male
Chess SA id: 106091562
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2023/02/24 (449 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 rating1181.3
Curent Weighted rating1180.3
Curent Weighted performance919.0
Current official/published rating (highest between Raw, WR and WP)1181.3
Current floor (min rating allowed)681.3
Current highest rating achieved1181.3
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)±170.3
Current Raw change used (final)0.0
Projected new Raw rating1181.3
Projected new Weighed rating1180.6
Projected new Weighted performance919.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1181.3
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1181.3
Projected new floor681.3
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 rating1158.4
Curent Weighted rating1158.0
Curent Weighted performance833.7
Current official/published rating (highest between Raw, WR and WP)1158.4
Current floor (min rating allowed)660.8
Current highest rating achieved1160.8
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)±175.9
Current Raw change used (final)0.0
Projected new Raw rating1158.4
Projected new Weighed rating1158.1
Projected new Weighted performance833.7
Projected new official/published rating (highest between new Raw, new WR and new WP)1158.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1160.8
Projected new floor660.8
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 rating1193.2
Curent Weighted rating1192.9
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1193.2
Current floor (min rating allowed)693.2
Current highest rating achieved1193.2
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)±167.4
Current Raw change used (final)0.0
Projected new Raw rating1193.2
Projected new Weighed rating1193.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1193.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1193.2
Projected new floor693.2
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 rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)693.2
Current highest rating achieved1200.0
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)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1200.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1200.0
Projected new floor693.2
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
13 Overberg High Schools Trails 2023 (U17) 2023/02/24 2023/02/24 Overberg (WOS) Rapid 15 0.39 5 5 2.5 1176.3 1190.8 Analysis
12 Western Cape Top Schools 2022 (U18 Mix) 2022/09/16 2022/09/17 Overberg (WOS) Standard 60 0.83 5 5 3.0 1138.5 1112.8 Analysis
11 Overberg Topskole 2022 (O18) 2022/08/30 2022/08/30 Overberg (WOS) Standard 60 0.83 5 4 1.0 1175.4 1160.8 Analysis
10 Overberg Schools Trials 2021 (U15+U18 Boys) 2021/09/18 2021/09/18 Overberg (WOS) Rapid 30 0.60 5 5 3.0 1155.7 1160.0 Analysis
9 OCF Club Champs 2021 (Seniors) 2021/06/05 2021/08/14 Overberg (WOS) Standard 60 0.83 10 10 4.0 1131.8 1135.2 Analysis
8 Kleinmond Open 2021 (U16) 2021/04/17 2021/04/17 Overberg (WOS) Standard 60 0.83 5 5 3.0 1080.0 1072.8 Analysis
7 OCF Roadshow 2020 (Seniors) 2020/11/21 2020/11/21 Overberg (WOS) Standard 60 0.83 5 5 1.0 1125.8 1131.2 Analysis
6 Overberg Closed 2020 (U15 Boys) 2020/03/15 2020/03/15 Overberg (WOS) Standard 60 0.83 5 5 2.0 1130.1 1140.4 Analysis
5 OCF Chess Tournament 2 2020 (Open) 2020/02/01 2020/02/01 Overberg (WOS) Standard 60 0.83 5 5 3.0 1096.2 1106.0 Analysis
4 Bontebok 2019 (U14) 2019/09/17 2019/09/17 Overberg (WOS) Standard 60 0.83 5 5 3.0 1052.4 1055.6 Analysis
3 Overberg Top Schools 2019 (U13) 2019/07/20 2019/07/20 Overberg (WOS) Standard 60 0.83 5 5 1.0 1104.5 1123.6 Analysis
2 Overberg School Chess Close Champs 2019 (U13 Boys) 2019/03/08 2019/03/09 Overberg (WOS) Standard 60 0.83 6 6 2.0 1160.9 1200.0 Analysis
1 VRT Pitt Open 2018 (U14) 2018/06/02 2018/06/02 Overberg (WOS) Rapid 30 0.60 6 6 2.0 1200.0 1200.0 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 76 31 1 44 31.5 41.4 -72.7 1178.6 1105.9
White 37 13 0 24 13.0 35.1 -126.4 1182.6 1056.2
Black 39 18 1 20 18.5 47.4 -21.8 1174.9 1153.1
Standard All 60 24 0 36 24.0 40.0 -85.0 1179.4 1094.4
White 30 10 0 20 10.0 33.3 -141.7 1185.3 1043.6
Black 30 14 0 16 14.0 46.7 -28.3 1173.6 1145.3
Rapid All 16 7 1 8 7.5 46.9 -26.6 1175.5 1148.9
White 7 3 0 4 3.0 42.9 -60.7 1170.9 1110.2
Black 9 4 1 4 4.5 50.0 0.0 1179.1 1179.1
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 105046624 Crookes, J (Jonas) 4 0.0 0 0 4 0.0 1122.5 -425.0 697.5 View list
2 205088959 Pekeur, A (Amy) 3 2.0 2 0 1 66.7 1150.5 141.7 1292.2 View list
3 106091575 Pekeur, W (Warren) 3 1.0 1 0 2 33.3 1112.0 -141.7 970.3 View list
4 106088984 Jonas, SG (Sue-Win) 3 0.0 0 0 3 0.0 1128.4 -425.0 703.4 View list
5 1070116663 Lategan, J (Jolandri) 2 2.0 2 0 0 100.0 1104.5 425.0 1529.5 View list
6 206088943 Fradie, F (Faith) 2 0.0 0 0 2 0.0 1126.2 -425.0 701.2 View list
7 106095776 Higham, E (Ethan) 2 0.0 0 0 2 0.0 1102.9 -425.0 677.9 View list
8 1070105921 Liebenberg, D (Dewald) 2 0.0 0 0 2 0.0 1104.5 -425.0 679.5 View list
9 208080805 Olivier, J (Jodi) 2 0.0 0 0 2 0.0 1104.5 -425.0 679.5 View list
10 106080775 Opperman, E (Eldon) 2 0.0 0 0 2 0.0 1145.5 -425.0 720.5 View list
11 106088982 Smit, R (Ralph) 2 0.0 0 0 2 0.0 1104.5 -425.0 679.5 View list
12 1070103086 Waldeck, S (Stanvil) 2 0.0 0 0 2 0.0 1120.5 -425.0 695.5 View list
13 1070106133 Witbooi, J (Juan) 2 0.0 0 0 2 0.0 1106.7 -425.0 681.7 View list
14 2070111344 Claassen, R (Rhoda-Leigh) 1 1.0 1 0 0 100.0 1052.4 425.0 1477.4 View list
15 1070110749 Botha, S (Simeon) 1 1.0 1 0 0 100.0 1080.0 425.0 1505.0 View list
16 1040134807 Davids, E (Envor) 1 1.0 1 0 0 100.0 1155.7 425.0 1580.7 View list
17 1080138404 Davids, B (Brooklyn) 1 1.0 1 0 0 100.0 1175.4 425.0 1600.4 View list
18 106091572 Jacobs, E (Ethan) 1 1.0 1 0 0 100.0 1130.1 425.0 1555.1 View list
19 1070111313 Kelly, L (Luke) 1 1.0 1 0 0 100.0 1160.9 425.0 1585.9 View list
20 1050146757 Kasibe, H (Holang) 1 1.0 1 0 0 100.0 1138.5 425.0 1563.5 View list