Player Page

Botha, I (Isabella)
Dob: 2014/03/26 (U12)
Gender: Female
Chess SA id: 2140142651
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2023/07/29 (309 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 rating1207.3
Curent Weighted rating1208.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1208.2
Current floor (min rating allowed)731.2
Current highest rating achieved1231.2
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)±164.1
Current Raw change used (final)0.0
Projected new Raw rating1207.3
Projected new Weighed rating1208.1
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1208.1
Projected effective change (new Official - current Official)-0.1
Projected new highest rating1231.2
Projected new floor731.2
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 rating1205.4
Curent Weighted rating1206.5
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1206.5
Current floor (min rating allowed)736.8
Current highest rating achieved1236.8
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)±164.5
Current Raw change used (final)0.0
Projected new Raw rating1205.4
Projected new Weighed rating1206.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1206.4
Projected effective change (new Official - current Official)-0.2
Projected new highest rating1236.8
Projected new floor736.8
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 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)700.0
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 floor700.0
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 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)700.0
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 floor700.0
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 2023 Ekurhuleni North District Schools Finals (U9) 2023/07/29 2023/07/29 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1222.2 1223.8 Analysis
3 Ekurhuleni North Schools Individual Finals 2023 (U9 Girls) 2023/05/12 2023/05/12 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1205.5 1203.3 Analysis
2 Ekurhuleni-North Schools Teams 2022 (U9) 2022/08/06 2022/08/06 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1231.2 1236.8 Analysis
1 Ekurhuleni-North Schools Finals Indiv 2022 (U9 Girls) 2022/05/13 2022/05/13 Ekurhuleni (GE) Standard 60 0.83 5 5 3.5 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 20 10 1 9 10.5 52.5 21.3 1194.4 1215.7
White 9 2 1 6 2.5 27.8 -188.9 1182.0 993.1
Black 11 8 0 3 8.0 72.7 193.2 1204.6 1397.8
Standard All 20 10 1 9 10.5 52.5 21.3 1194.4 1215.7
White 9 2 1 6 2.5 27.8 -188.9 1182.0 993.1
Black 11 8 0 3 8.0 72.7 193.2 1204.6 1397.8
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2140155159 Basson, C (Catherine Layla) 1 1.0 1 0 0 100.0 1222.2 425.0 1647.2 View list
2 2140155178 Mashita, K (Kamogelo) 1 1.0 1 0 0 100.0 1205.5 425.0 1630.5 View list
3 2130139612 Lingevelder, L (Lazuene) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1130144446 Pitso, F (Fezokuhle) 1 1.0 1 0 0 100.0 1231.2 425.0 1656.2 View list
5 2140142667 Pieterse, M (Mia) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 2150144445 Ntuli, V (Vuxa) 1 1.0 1 0 0 100.0 1231.2 425.0 1656.2 View list
7 2140155185 Ndlovu, N (Nokukhany) 1 1.0 1 0 0 100.0 1205.5 425.0 1630.5 View list
8 2140155194 Thwala, B (Bonolo) 1 1.0 1 0 0 100.0 1205.5 425.0 1630.5 View list
9 1150155150 Sithole, N (Ntokozo Tshidiso) 1 1.0 1 0 0 100.0 1222.2 425.0 1647.2 View list
10 2130139619 Sebogoane, T (Tumelo) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
11 2140141407 Rossouw, L (Lience) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
12 2140155196 Visagie, A (Arina) 1 0.0 0 0 1 0.0 1222.2 -425.0 797.2 View list
13 1140151777 Verwey, R (Reuben) 1 0.0 0 0 1 0.0 1222.2 -425.0 797.2 View list
14 2130142669 Van Rooyen, E (Enya) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 2140153037 Potgieter, L (Lienke) 1 0.0 0 0 1 0.0 1205.5 -425.0 780.5 View list
16 2140139814 Schiel, A (Abigaile) 1 0.0 0 0 1 0.0 1231.2 -425.0 806.2 View list
17 2150155182 Mienie, S (Soefiya) 1 0.0 0 0 1 0.0 1205.5 -425.0 780.5 View list
18 2140155179 Masilele, H (Hlelo) 1 0.0 0 0 1 0.0 1222.2 -425.0 797.2 View list
19 1130139611 Jordaan, M (Mikijl) 1 0.0 0 0 1 0.0 1231.2 -425.0 806.2 View list
20 1140134612 Hex, N (Nathan) 1 0.0 0 0 1 0.0 1231.2 -425.0 806.2 View list