Chess South Africa
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Chess South Africa
Ngcobo, Z (Zethu)
Dob:
2010/01/13 (U16)
Gender:
Female
Chess SA id:
2100138833
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2023/07/29 (294 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
1112.0
Curent Weighted rating
1125.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1125.5
Current floor (min rating allowed)
697.9
Current highest rating achieved
1197.9
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)
±188.0
Current Raw change used (final)
0.0
Projected new Raw rating
1112.0
Projected new Weighed rating
1123.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1123.6
Projected effective change (new Official - current Official)
-1.9
Projected new highest rating
1197.9
Projected new floor
697.9
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
1140.8
Curent Weighted rating
1140.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1140.8
Current floor (min rating allowed)
665.2
Current highest rating achieved
1165.2
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)
±180.4
Current Raw change used (final)
0.0
Projected new Raw rating
1140.8
Projected new Weighed rating
1140.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1140.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1165.2
Projected new floor
665.2
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
1133.4
Curent Weighted rating
1153.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1153.6
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)
±182.3
Current Raw change used (final)
0.0
Projected new Raw rating
1133.4
Projected new Weighed rating
1150.7
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1150.7
Projected effective change (new Official - current Official)
-2.9
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
CT Metro District East Top Schools Chess 2023 (U15 Mixed)
2023/07/29
2023/07/29
Cape Town (WCT)
Rapid
30
0.60
3
3
0.0
1156.6
1200.0
Analysis
3
Western Cape Schools 2022 (U13 Girls)
2022/05/28
2022/05/29
Cape Winelands (WCW)
Standard
65
0.85
6
6
2.0
1176.7
1165.2
Analysis
2
Metro WP Schools Chess Trials 2022 (U13 Girls)
2022/04/22
2022/04/23
Cape Town (WCT)
Standard
60
0.83
6
6
2.5
1197.9
1200.0
Analysis
1
2022 East Dist Individuals (U13)
2022/03/12
2022/03/12
Cape Town (WCT)
Rapid
45
0.74
6
6
3.0
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
21
7
1
13
7.5
35.7
-121.4
1178.6
1057.1
White
11
3
0
8
3.0
27.3
-193.2
1162.2
969.0
Black
10
4
1
5
4.5
45.0
-42.5
1196.6
1154.1
Standard
All
12
4
1
7
4.5
37.5
-106.3
1207.7
1101.5
White
6
2
0
4
2.0
33.3
-141.7
1220.8
1079.1
Black
6
2
1
3
2.5
41.7
-70.8
1194.7
1123.8
Rapid
All
9
3
0
6
3.0
33.3
-141.7
1139.7
998.0
White
5
1
0
4
1.0
20.0
-255.0
1091.9
836.9
Black
4
2
0
2
2.0
50.0
0.0
1199.3
1199.3
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
2090130355
Joni, A (Ayakhe)
2
0.5
0
1
1
25.0
1199.0
-212.5
986.5
View list
2
1090138799
Bezuidenhout, A (Ashton)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1100138804
Dayimani, S (Sikho)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
2100130696
Nomtayi, M (Mbalentle)
1
1.0
1
0
0
100.0
1197.9
425.0
1622.9
View list
5
2090108395
Mqadi, O (Olethiwe)
1
1.0
1
0
0
100.0
1197.9
425.0
1622.9
View list
6
1100138823
Maluleka, L (Lwandile)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
2100138478
Sidanga, R (Ronique)
1
1.0
1
0
0
100.0
1176.7
425.0
1601.7
View list
8
2090139173
Van Der Ross, H (Haily)
1
1.0
1
0
0
100.0
1176.7
425.0
1601.7
View list
9
209078595
Van Der Westhuizen, C (Courtney)
1
0.0
0
0
1
0.0
1176.7
-425.0
751.7
View list
10
1080155991
Tshepo, M (Meletoa)
1
0.0
0
0
1
0.0
1156.6
-425.0
731.6
View list
11
1080146751
Pfende, T (Takudwza)
1
0.0
0
0
1
0.0
1156.6
-425.0
731.6
View list
12
209078334
Nortje, D (Dell-Maree)
1
0.0
0
0
1
0.0
1176.7
-425.0
751.7
View list
13
108082109
Lavies, D (Daniel)
1
0.0
0
0
1
0.0
1156.6
-425.0
731.6
View list
14
1090138811
Fisher, J (Joshua)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
15
2100119452
Erasmus, A (Anneke)
1
0.0
0
0
1
0.0
1176.7
-425.0
751.7
View list
16
2100108989
Dintsi, T (Thandile)
1
0.0
0
0
1
0.0
1197.9
-425.0
772.9
View list
17
2100118009
De Villiers, L (Lienka)
1
0.0
0
0
1
0.0
1197.9
-425.0
772.9
View list
18
2090138802
Chamberlain, C (Chrismari)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
19
2090138472
Buxmann, S (Sonya)
1
0.0
0
0
1
0.0
1176.7
-425.0
751.7
View list
20
2100137375
Bellini, G (Gemma)
1
0.0
0
0
1
0.0
1197.9
-425.0
772.9
View list