Chess South Africa
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Chess South Africa
Botha, Z (Zoe)
Dob:
2009/07/13 (U16)
Gender:
Female
Chess SA id:
2090192189
FIDE id:
Region:
West Rand (GWR)
Citizen:
RSA
Title(s):
Last active:
2024/05/04 (53 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
Current Raw rating
1148.6
Current Weighted rating
1181.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1181.5
Current highest rating achieved
1159.2
Current floor (min rating allowed)
659.2
Current K-factor
40
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)
±178.4
Current Raw change used (final)
0.0
Projected new Raw rating
1148.6
Projected new Weighed rating
1086.3
Projected new Weighted performance
1007.4
Projected new final Raw rating (if new WP > new Raw)
1148.6
Projected new highest rating
1159.2
Projected new floor
659.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1148.6
Projected effective change (new Official - current Official)
-32.9
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 rating
1145.2
Current Weighted rating
1178.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1178.6
Current highest rating achieved
1150.0
Current floor (min rating allowed)
650.0
Current K-factor
40
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)
±179.3
Current Raw change used (final)
0.0
Projected new Raw rating
1145.2
Projected new Weighed rating
1083.6
Projected new Weighted performance
1007.4
Projected new final Raw rating (if new WP > new Raw)
1145.2
Projected new highest rating
1150.0
Projected new floor
650.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1145.2
Projected effective change (new Official - current Official)
-33.4
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 rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
0.0
Current floor (min rating allowed)
700.0
Current K-factor
40
s
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
0.0
Projected new floor
700.0
Projected new K-facor
40
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
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 rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
0.0
Current floor (min rating allowed)
700.0
Current K-factor
40
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
0.0
Projected new floor
700.0
Projected new K-facor
40
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
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
4
2024 D2 Schools Individuals (U15 Girls)
2024/05/04
2024/05/04
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1107.4
1092.8
Analysis
3
2024 West Rand RHS Open (Rooks)
2024/04/13
2024/04/13
West Rand (GWR)
Standard
60
0.83
5
5
1.0
1139.3
1128.4
Analysis
2
2024 West Rand Juniors (U16)
2024/03/09
2024/03/09
West Rand (GWR)
Standard
60
0.83
5
4
1.0
1159.2
1150.0
Analysis
1
2024 West Rand Open (Rooks)
2024/02/03
2024/02/03
West Rand (GWR)
Standard
60
0.83
5
5
1.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
4
2024 D2 Schools Individuals (U15 Girls)
2024/05/04
2024/05/04
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1107.4
1092.8
Analysis
3
2024 West Rand RHS Open (Rooks)
2024/04/13
2024/04/13
West Rand (GWR)
Standard
60
0.83
5
5
1.0
1139.3
1128.4
Analysis
2
2024 West Rand Juniors (U16)
2024/03/09
2024/03/09
West Rand (GWR)
Standard
60
0.83
5
4
1.0
1159.2
1150.0
Analysis
1
2024 West Rand Open (Rooks)
2024/02/03
2024/02/03
West Rand (GWR)
Standard
60
0.83
5
5
1.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
19
6
0
13
6.0
31.6
-156.6
1237.9
1081.3
White
9
5
0
4
5.0
55.6
47.2
1235.9
1283.1
Black
10
1
0
9
1.0
10.0
-340.0
1239.7
899.7
Standard
All
19
6
0
13
6.0
31.6
-156.6
1237.9
1081.3
White
9
5
0
4
5.0
55.6
47.2
1235.9
1283.1
Black
10
1
0
9
1.0
10.0
-340.0
1239.7
899.7
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
19
6
0
13
6.0
31.6
-156.6
1237.9
1081.3
White
9
5
0
4
5.0
55.6
47.2
1235.9
1283.1
Black
10
1
0
9
1.0
10.0
-340.0
1239.7
899.7
Standard
All
19
6
0
13
6.0
31.6
-156.6
1237.9
1081.3
White
9
5
0
4
5.0
55.6
47.2
1235.9
1283.1
Black
10
1
0
9
1.0
10.0
-340.0
1239.7
899.7
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
2100101008
Croukamp, M (Mikayla)
2
1.0
1
0
1
50.0
1133.3
0.0
1133.3
View list
2
2100302440
Lebabo, O (Olerato Aobakwe)
1
1.0
1
0
0
100.0
1107.4
425.0
1532.4
View list
3
2110136695
Keepilwe, O (Ofentse Victoria)
1
1.0
1
0
0
100.0
1139.3
425.0
1564.3
View list
4
2100117328
Beukman, D (Dilene)
1
1.0
1
0
0
100.0
1107.4
425.0
1532.4
View list
5
2100152505
Menyatsoe, R (Refiloe)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
2100302445
Msiza, A (Ayanda Ntsakiso)
1
1.0
1
0
0
100.0
1107.4
425.0
1532.4
View list
7
2100303124
Tshilambavhunwa, S (Sebabatso)
1
0.0
0
0
1
0.0
1107.4
-425.0
682.4
View list
8
2090102530
Sempe, M (Maya)
1
0.0
0
0
1
0.0
1139.3
-425.0
714.3
View list
9
1070140271
Ngobeni, N (Ntumbuluko)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1070192191
Mohlala, T (Tshepang)
1
0.0
0
0
1
0.0
1139.3
-425.0
714.3
View list
11
1100152507
Mitchell, D (Daine)
1
0.0
0
0
1
0.0
1159.2
-425.0
734.2
View list
12
1100152506
Menyatsoe, T (Tshepo)
1
0.0
0
0
1
0.0
1159.2
-425.0
734.2
View list
13
1080149211
Mbasane, D (David)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
14
1090150813
Matshitse, K (Kopano)
1
0.0
0
0
1
0.0
1139.3
-425.0
714.3
View list
15
1070161905
Idehen, M (Michael)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
16
2060117339
Horn, AJ (Alele)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
17
2100145818
Greeff, L (Lanelle Leeandra)
1
0.0
0
0
1
0.0
1159.2
-425.0
734.2
View list
18
1120160806
Fourie, C (Cayden)
1
0.0
0
0
1
0.0
1139.3
-425.0
714.3
View list