Player Page

Botha, E (Emily)
Dob: 2010/07/16 (U16)
Gender: Female
Chess SA id: 210086678
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2023/09/03 (448 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
Current Raw rating1315.9
Current Weighted rating1294.9
Current Weighted performance1124.6
Current official/published rating (highest between Raw, WR and WP)1315.9
Current highest rating achieved1315.9
Current floor (min rating allowed)815.9
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)±140.6
Current Raw change used (final)0.0
Projected new Raw rating1315.9
Projected new Weighed rating1194.2
Projected new Weighted performance1124.6
Projected new final Raw rating (if new WP > new Raw)1315.9
Projected new highest rating1315.9
Projected new floor815.9
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1315.9
Projected effective change (new Official - current Official)=0.0
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
Current Raw rating1262.8
Current Weighted rating1244.7
Current Weighted performance1084.2
Current official/published rating (highest between Raw, WR and WP)1262.8
Current highest rating achieved1262.8
Current floor (min rating allowed)762.8
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)±151.6
Current Raw change used (final)0.0
Projected new Raw rating1262.8
Projected new Weighed rating1147.4
Projected new Weighted performance1084.2
Projected new final Raw rating (if new WP > new Raw)1262.8
Projected new highest rating1262.8
Projected new floor762.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1262.8
Projected effective change (new Official - current Official)=0.0
s
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
Current Raw rating1217.6
Current Weighted rating1215.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1217.6
Current highest rating achieved1217.6
Current floor (min rating allowed)717.6
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)±161.7
Current Raw change used (final)0.0
Projected new Raw rating1217.6
Projected new Weighed rating1119.2
Projected new Weighted performance432.6
Projected new final Raw rating (if new WP > new Raw)1217.6
Projected new highest rating1217.6
Projected new floor717.6
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1217.6
Projected effective change (new Official - current Official)=0.0
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
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
12 Western Cape Top Schools 2023 (U13 Girls) 2023/09/02 2023/09/03 Cape Winelands (WCW) Standard 60 0.83 6 5 4.0 1200.5 1169.6 Analysis
11 Overberg Top Schools 2023 (U13) 2023/08/05 2023/08/05 Overberg (WOS) Standard 60 0.83 5 4 2.0 1171.0 1129.6 Analysis
10 Western Cape PS Individuals 2023 (U13 Girls) 2023/05/05 2023/05/06 Cape Town (WCT) Standard 60 0.83 6 6 1.5 1196.2 1153.2 Analysis
9 Overberg School Chess Closed Tournament 2023 (U13 Girls) 2023/03/25 2023/03/25 Overberg (WOS) Standard 60 0.83 5 5 3.0 1124.6 1126.0 Analysis
8 Overberg Schools Bredasdorp Zone Trails 2023 (U13) 2023/02/16 2023/03/02 Overberg (WOS) Rapid 20 0.47 6 6 5.0 1124.6 1121.6 Analysis
7 Overberg Closed 2020 (U11 Girls) 2020/03/15 2020/03/15 Overberg (WOS) Standard 60 0.83 5 5 2.5 1113.6 1111.2 Analysis
6 OCF Chess Tournament 2 2020 (U12) 2020/02/01 2020/02/01 Overberg (WOS) Standard 60 0.83 5 4 0.5 1160.4 1175.6 Analysis
5 Western Cape Schools Individuals 2019 (U9 Girls) 2019/05/18 2019/05/19 Eden District (WEG) Standard 60 0.83 6 6 2.5 1168.0 1191.6 Analysis
4 Overberg School Chess Close Champs 2019 (U9 Girls) 2019/03/08 2019/03/09 Overberg (WOS) Standard 60 0.83 6 6 5.0 1133.8 1154.8 Analysis
3 VRT Pitt Open 2018 (U10) 2018/06/02 2018/06/02 Overberg (WOS) Rapid 30 0.60 6 6 2.0 1160.2 1200.0 Analysis
2 Overberg 2nd Trial 2018 (U10) 2018/05/05 2018/05/05 Overberg (WOS) Standard 60 0.83 5 5 3.0 1151.9 1142.0 Analysis
1 Overberg Schools Closed 2018 (U9 Girls) 2018/03/23 2018/03/24 Overberg (WOS) Standard 60 0.83 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 64 31 4 29 33.0 51.6 13.3 1184.1 1197.4
White 34 15 2 17 16.0 47.1 -25.0 1162.7 1137.7
Black 30 16 2 12 17.0 56.7 56.7 1208.4 1265.1
Standard All 52 24 4 24 26.0 50.0 0.0 1187.9 1187.9
White 27 11 2 14 12.0 44.4 -47.2 1164.9 1117.7
Black 25 13 2 10 14.0 56.0 51.0 1212.7 1263.7
Rapid All 12 7 0 5 7.0 58.3 70.8 1167.9 1238.7
White 7 4 0 3 4.0 57.1 60.7 1154.2 1214.9
Black 5 3 0 2 3.0 60.0 85.0 1187.0 1272.0
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 210093629 Linde, M (Morgan) 4 1.0 1 0 3 25.0 1154.6 -212.5 942.1 View list
2 209084154 Brink, S (Samantha) 2 0.5 0 1 1 25.0 1136.9 -212.5 924.4 View list
3 209080791 De Villiers, D (Daniella) 2 0.0 0 0 2 0.0 1180.1 -425.0 755.1 View list
4 109080788 Valentine, L (Luke) 2 0.0 0 0 2 0.0 1156.2 -425.0 731.2 View list
5 2100099927 Kok, C (Ciske) 1 1.0 1 0 0 100.0 1151.9 425.0 1576.9 View list
6 1110111299 Basson, N (Nathan) 1 1.0 1 0 0 100.0 1124.6 425.0 1549.6 View list
7 2100150647 Badenhorst, G (Gabrielle) 1 1.0 1 0 0 100.0 1124.6 425.0 1549.6 View list
8 2110153179 Arries, G (Geroneeze) 1 1.0 1 0 0 100.0 1200.5 425.0 1625.5 View list
9 111088555 Carelsen, C (Colan) 1 1.0 1 0 0 100.0 1160.2 425.0 1585.2 View list
10 2100111303 Arends, S (Sylvia) 1 1.0 1 0 0 100.0 1124.6 425.0 1549.6 View list
11 2110109646 Groenewaldt, K (Katja) 1 1.0 1 0 0 100.0 1168.0 425.0 1593.0 View list
12 2090133313 Groenewald, J (Jessica) 1 1.0 1 0 0 100.0 1113.6 425.0 1538.6 View list
13 2110138752 Ganjana, N (Namndikhona) 1 1.0 1 0 0 100.0 1200.5 425.0 1625.5 View list
14 1090100607 Du Plessis, L (Luc) 1 1.0 1 0 0 100.0 1151.9 425.0 1576.9 View list
15 2100099926 Heydenrych, J (Jana) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
16 2100110753 Magida, S (Sinawo) 1 1.0 1 0 0 100.0 1133.8 425.0 1558.8 View list
17 210088553 Marthinus, S (Shanne) 1 1.0 1 0 0 100.0 1133.8 425.0 1558.8 View list
18 2100133314 Mazala, A (Asakhe) 1 1.0 1 0 0 100.0 1124.6 425.0 1549.6 View list
19 2110138443 Nel, A (Anika) 1 1.0 1 0 0 100.0 1124.6 425.0 1549.6 View list
20 2100108993 Ngcobo, Z (Zethu) 1 1.0 1 0 0 100.0 1168.0 425.0 1593.0 View list