Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Duminy, Z (Zaldine)
Dob:
2008/06/12 (U18)
Gender:
Female
Chess SA id:
2080138409
FIDE id:
Region:
Overberg (WOS)
Citizen:
RSA
Title(s):
Last active:
2024/03/24 (55 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
1036.2
Curent Weighted rating
1039.8
Curent Weighted performance
995.0
Current official/published rating (highest between Raw, WR and WP)
1039.8
Current floor (min rating allowed)
638.8
Current highest rating achieved
1138.8
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)
±209.4
Current Raw change used (final)
0.0
Projected new Raw rating
1036.2
Projected new Weighed rating
1039.2
Projected new Weighted performance
995.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1039.2
Projected effective change (new Official - current Official)
-0.5
Projected new highest rating
1138.8
Projected new floor
638.8
Projected new K-facor
40
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
974.0
Curent Weighted rating
987.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
987.2
Current floor (min rating allowed)
627.2
Current highest rating achieved
1127.2
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)
±228.8
Current Raw change used (final)
0.0
Projected new Raw rating
974.0
Projected new Weighed rating
985.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
985.3
Projected effective change (new Official - current Official)
-1.9
Projected new highest rating
1127.2
Projected new floor
627.2
Projected new K-facor
40
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
1121.2
Curent Weighted rating
1138.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1138.5
Current floor (min rating allowed)
633.2
Current highest rating achieved
1133.2
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)
±185.5
Current Raw change used (final)
0.0
Projected new Raw rating
1121.2
Projected new Weighed rating
1135.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1135.8
Projected effective change (new Official - current Official)
-2.6
Projected new highest rating
1133.2
Projected new floor
633.2
Projected new K-facor
40
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)
633.2
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
633.2
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Western Cape Inter Region Cup 2024 (U20 Girls)
2024/03/23
2024/03/24
Overberg (WOS)
Standard
90
0.94
5
0
0.0
1037.2
971.6
Analysis
2
Overberg High Schools Trails 2024 (U18 Girls)
2024/03/02
2024/03/02
Overberg (WOS)
Standard
60
0.83
5
4
1.5
1037.2
971.6
Analysis
1
Overberg High Schools Trails 2024 (U18)
2024/02/24
2024/02/24
Overberg (WOS)
Rapid
20
0.47
5
5
2.0
1027.6
1133.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
10
Western Cape Inter Region Cup 2024 (U20 Girls)
2024/03/23
2024/03/24
Overberg (WOS)
Standard
90
0.94
5
0
0.0
1037.2
971.6
Analysis
9
Overberg High Schools Trails 2024 (U18 Girls)
2024/03/02
2024/03/02
Overberg (WOS)
Standard
60
0.83
5
4
1.5
1037.2
971.6
Analysis
8
Overberg High Schools Trails 2024 (U18)
2024/02/24
2024/02/24
Overberg (WOS)
Rapid
20
0.47
5
5
2.0
1027.6
1133.2
Analysis
7
Overberg Top Schools 2023 (U15+U18)
2023/08/05
2023/08/05
Overberg (WOS)
Standard
60
0.83
5
2
0.0
1070.8
1023.2
Analysis
6
Overberg High School Closed 2023 (U15 Girls)
2023/03/25
2023/03/25
Overberg (WOS)
Standard
60
0.83
5
5
2.0
1053.9
1000.8
Analysis
5
Overberg High Schools Trails 2023 (U15)
2023/02/24
2023/02/24
Overberg (WOS)
Rapid
15
0.39
5
5
2.0
1030.0
1200.0
Analysis
4
Overberg Schools Open Tournament 2023 (U16)
2023/02/11
2023/02/11
Overberg (WOS)
Rapid
20
0.47
5
5
2.0
1030.0
1200.0
Analysis
3
Overberg Topskole 2022 (O18)
2022/08/30
2022/08/30
Overberg (WOS)
Standard
60
0.83
5
3
0.0
1071.5
1050.0
Analysis
2
Western Cape Schools Chess 2022 (U15 Girls)
2022/05/07
2022/05/08
Eden District (WEG)
Standard
65
0.85
6
6
0.5
1138.8
1127.2
Analysis
1
Overberg 2022 (U15 Girls)
2022/03/05
2022/03/05
Overberg (WOS)
Standard
65
0.85
5
5
1.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
9
3
1
5
3.5
38.9
-94.4
1176.7
1082.3
White
5
3
0
2
3.0
60.0
85.0
1118.1
1203.1
Black
4
0
1
3
0.5
12.5
-318.8
1250.1
931.3
Standard
All
4
1
1
2
1.5
37.5
-106.3
1139.6
1033.4
White
2
1
0
1
1.0
50.0
0.0
1027.5
1027.5
Black
2
0
1
1
0.5
25.0
-212.5
1251.8
1039.3
Rapid
All
5
2
0
3
2.0
40.0
-85.0
1206.4
1121.4
White
3
2
0
1
2.0
66.7
141.7
1178.5
1320.1
Black
2
0
0
2
0.0
0.0
-425.0
1248.4
823.4
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
40
9
4
27
11.0
27.5
-191.2
1189.7
998.4
White
21
6
2
13
7.0
33.3
-141.7
1200.1
1058.5
Black
19
3
2
14
4.0
21.1
-246.1
1178.1
932.0
Standard
All
25
4
2
19
5.0
20.0
-255.0
1158.7
903.7
White
12
2
1
9
2.5
20.8
-247.9
1189.1
941.1
Black
13
2
1
10
2.5
19.2
-261.5
1130.7
869.2
Rapid
All
15
5
2
8
6.0
40.0
-85.0
1241.2
1156.2
White
9
4
1
4
4.5
50.0
0.0
1214.9
1214.9
Black
6
1
1
4
1.5
25.0
-212.5
1280.7
1068.2
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
2080110744
Mackenzie, E (Erin-Lee)
3
0.0
0
0
3
0.0
1097.0
-425.0
672.0
View list
2
1080150678
Mnganisa, O (Ongama)
2
2.0
2
0
0
100.0
1030.0
425.0
1455.0
View list
3
208084107
Beveridge, TG (Talitha)
2
0.0
0
0
2
0.0
1028.8
-425.0
603.8
View list
4
2090152605
Klaassen, K (Kayden)
1
1.0
1
0
0
100.0
1053.9
425.0
1478.9
View list
5
1080193237
May, M (Miguel)
1
1.0
1
0
0
100.0
1027.6
425.0
1452.6
View list
6
2070152230
Mills, A (Alexandra)
1
1.0
1
0
0
100.0
1037.2
425.0
1462.2
View list
7
200080790
Dickson, Z (Zoe)
1
1.0
1
0
0
100.0
1053.9
425.0
1478.9
View list
8
2070190778
Pietersen, B (Beverly)
1
1.0
1
0
0
100.0
1027.6
425.0
1452.6
View list
9
208089497
Van Wyk, L (Loreal)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
10
1070150685
Williams, W (Walden)
1
1.0
1
0
0
100.0
1030.0
425.0
1455.0
View list
11
1090150650
De Kock, S (Sebastian)
1
0.5
0
1
0
50.0
1030.0
0.0
1030.0
View list
12
208094918
Mdlokovane, S (Sphendulwe)
1
0.5
0
1
0
50.0
1037.2
0.0
1037.2
View list
13
2070137533
Swarts, J (Junay)
1
0.5
0
1
0
50.0
1138.8
0.0
1138.8
View list
14
1090150670
Witbooi, G (Gere)
1
0.5
0
1
0
50.0
1030.0
0.0
1030.0
View list
15
2080154672
Mcosana, O (Oyama)
1
0.0
0
0
1
0.0
1030.0
-425.0
605.0
View list
16
1070152225
Khauoe, K (Karabelo)
1
0.0
0
0
1
0.0
1027.6
-425.0
602.6
View list
17
2080110938
Jansen, S (Shaunay)
1
0.0
0
0
1
0.0
1138.8
-425.0
713.8
View list
18
207084106
Hlanzela, M (Milani)
1
0.0
0
0
1
0.0
1030.0
-425.0
605.0
View list
19
2070099832
Dowry, R (Rory)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
20
2070138377
Dee, M (Miceala)
1
0.0
0
0
1
0.0
1138.8
-425.0
713.8
View list