Player Page

Botha, A (Anthonie)
Dob: 2010/07/16 (U16)
Gender: Male
Chess SA id: 110086679
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2023/08/05 (286 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 rating1286.0
Curent Weighted rating1272.8
Curent Weighted performance1163.8
Current official/published rating (highest between Raw, WR and WP)1286.0
Current floor (min rating allowed)788.1
Current highest rating achieved1288.1
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)±146.7
Current Raw change used (final)0.0
Projected new Raw rating1286.0
Projected new Weighed rating1275.3
Projected new Weighted performance1163.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1286.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1288.1
Projected new floor788.1
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 rating1252.2
Curent Weighted rating1242.4
Curent Weighted performance1026.9
Current official/published rating (highest between Raw, WR and WP)1252.2
Current floor (min rating allowed)752.2
Current highest rating achieved1252.2
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)±153.9
Current Raw change used (final)0.0
Projected new Raw rating1252.2
Projected new Weighed rating1244.0
Projected new Weighted performance1026.9
Projected new official/published rating (highest between new Raw, new WR and new WP)1252.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1252.2
Projected new floor752.2
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 rating1289.2
Curent Weighted rating1271.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1289.2
Current floor (min rating allowed)789.2
Current highest rating achieved1289.2
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)±146.0
Current Raw change used (final)0.0
Projected new Raw rating1289.2
Projected new Weighed rating1275.1
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1289.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1289.2
Projected new floor789.2
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 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)789.2
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 floor789.2
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
12 Overberg Top Schools 2023 (U13) 2023/08/05 2023/08/05 Overberg (WOS) Standard 60 0.83 5 5 2.5 1270.2 1231.0 Analysis
11 Western Cape PS Individuals 2023 (U13 Boys) 2023/05/05 2023/05/06 Cape Town (WCT) Standard 60 0.83 6 6 2.0 1288.1 1247.6 Analysis
10 Overberg School Chess Closed Tournament 2023 (U13 Boys) 2023/03/25 2023/03/25 Overberg (WOS) Standard 60 0.83 5 5 3.0 1223.7 1207.6 Analysis
9 Overberg Schools Bredasdorp Zone Trails 2023 (U13) 2023/02/16 2023/03/02 Overberg (WOS) Rapid 20 0.47 6 6 6.0 1223.7 1196.4 Analysis
8 Overberg Schools Open Tournament 2023 (U14) 2023/02/11 2023/02/11 Overberg (WOS) Rapid 20 0.47 5 5 3.0 1207.8 1164.4 Analysis
7 Overberg Closed 2020 (U11 Boys) 2020/03/15 2020/03/15 Overberg (WOS) Standard 60 0.83 5 5 3.0 1188.2 1183.2 Analysis
6 Western Cape Schools Individuals 2019 (U9 Boys) 2019/05/18 2019/05/19 Eden District (WEG) Standard 60 0.83 6 6 2.5 1187.9 1185.2 Analysis
5 Overberg School Chess Close Champs 2019 (U9 Boys) 2019/03/08 2019/03/09 Overberg (WOS) Standard 60 0.83 6 6 5.0 1129.5 1109.2 Analysis
4 VRT Pitt Open 2018 (U10) 2018/06/02 2018/06/02 Overberg (WOS) Rapid 30 0.60 6 6 3.0 1130.0 1200.0 Analysis
3 Western Cape Schools Individuals 2018 (U9 Boys) 2018/05/19 2018/05/20 Overberg (WOS) Standard 60 0.83 6 6 2.0 1151.9 1142.0 Analysis
2 Overberg 2nd Trial 2018 (U10) 2018/05/05 2018/05/05 Overberg (WOS) Standard 60 0.83 5 5 4.0 1151.9 1142.0 Analysis
1 Overberg Schools Closed 2018 (U9 Boys) 2018/03/23 2018/03/24 Overberg (WOS) Standard 60 0.83 6 6 3.0 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 67 37 4 26 39.0 58.2 69.8 1172.2 1241.9
White 34 19 3 12 20.5 60.3 87.5 1166.3 1253.8
Black 33 18 1 14 18.5 56.1 51.5 1178.2 1229.7
Standard All 50 25 4 21 27.0 54.0 34.0 1173.4 1207.4
White 25 12 3 10 13.5 54.0 34.0 1175.5 1209.5
Black 25 13 1 11 13.5 54.0 34.0 1171.3 1205.3
Rapid All 17 12 0 5 12.0 70.6 175.0 1168.6 1343.6
White 9 7 0 2 7.0 77.8 236.1 1140.8 1376.9
Black 8 5 0 3 5.0 62.5 106.3 1199.8 1306.1
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 1100118923 Mackenzie, T (Tayden) 4 1.0 1 0 3 25.0 1158.8 -212.5 946.3 View list
2 109080785 Muller, C (Christiaan) 3 0.0 0 0 3 0.0 1179.3 -425.0 754.3 View list
3 109080788 Valentine, L (Luke) 3 0.0 0 0 3 0.0 1182.6 -425.0 757.6 View list
4 1110130188 Du Plessis, J (Jan-Dawid) 2 2.0 2 0 0 100.0 1247.0 425.0 1672.0 View list
5 111088555 Carelsen, C (Colan) 2 2.0 2 0 0 100.0 1176.8 425.0 1601.8 View list
6 1100100606 Bekker, A (Armin) 2 1.5 1 1 0 75.0 1169.9 212.5 1382.4 View list
7 1090111522 Da Silva, M (Miguel) 2 1.0 1 0 1 50.0 1158.8 0.0 1158.8 View list
8 209084154 Brink, S (Samantha) 2 0.5 0 1 1 25.0 1141.0 -212.5 928.5 View list
9 210086678 Botha, E (Emily) 1 1.0 1 0 0 100.0 1223.7 425.0 1648.7 View list
10 110086098 Booysen, L (Lukas) 1 1.0 1 0 0 100.0 1187.9 425.0 1612.9 View list
11 2100111303 Arends, S (Sylvia) 1 1.0 1 0 0 100.0 1223.7 425.0 1648.7 View list
12 1090099919 Andries, L (Liam) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
13 1110150079 Adendorff, C (Caradene) 1 1.0 1 0 0 100.0 1223.7 425.0 1648.7 View list
14 2100150647 Badenhorst, G (Gabrielle) 1 1.0 1 0 0 100.0 1207.8 425.0 1632.8 View list
15 1110134802 Davison, T (Thomas) 1 1.0 1 0 0 100.0 1223.7 425.0 1648.7 View list
16 1100150653 Frans, E (Ethan) 1 1.0 1 0 0 100.0 1223.7 425.0 1648.7 View list
17 1110109382 Fourie, L (Loftie) 1 1.0 1 0 0 100.0 1288.1 425.0 1713.1 View list
18 1110110755 Els, D (Dante) 1 1.0 1 0 0 100.0 1129.5 425.0 1554.5 View list
19 1090130181 Du Plessis, MA (Matthys) 1 1.0 1 0 0 100.0 1188.2 425.0 1613.2 View list
20 1100111302 Hansen, D (Damian) 1 1.0 1 0 0 100.0 1188.2 425.0 1613.2 View list