Chess South Africa
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Chess South Africa
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
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
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 rating
1207.3
Curent Weighted rating
1208.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1208.2
Current floor (min rating allowed)
731.2
Current highest rating achieved
1231.2
Current K-factor
36
Games played this month
0
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 rating
1207.3
Projected new Weighed rating
1208.1
Projected new Weighted performance
0.0
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 rating
1231.2
Projected new floor
731.2
Projected new K-facor
36
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 rating
1205.4
Curent Weighted rating
1206.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1206.5
Current floor (min rating allowed)
736.8
Current highest rating achieved
1236.8
Current K-factor
36
Games played this month
0
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 rating
1205.4
Projected new Weighed rating
1206.4
Projected new Weighted performance
0.0
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 rating
1236.8
Projected new floor
736.8
Projected new K-facor
36
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 rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
Current K-factor
36
Games played this month
0
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 rating
1200.0
Projected new Weighed rating
1200.0
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 rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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 rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
Current K-factor
36
Games played this month
0
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 rating
1200.0
Projected new Weighed rating
1200.0
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 rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
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
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 id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
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