Chess South Africa
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Chess South Africa
Zou, Y (Yixuan)
Dob:
2013/02/06 (U12)
Gender:
Female
Chess SA id:
2130132217
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/06/15 (11 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
1251.4
Current Weighted rating
1232.3
Current Weighted performance
1181.6
Current official/published rating (highest between Raw, WR and WP)
1251.4
Current highest rating achieved
1252.8
Current floor (min rating allowed)
752.8
Current K-factor
36
Games played this month
5
Score (S)
3.5
Expected score (We)
2.00
Difference (S-We)
1.41
Current Raw change (no limits, including tournament time weight)
50.8
Current min/max change allowed (with limits)
±154.1
Current Raw change used (final)
50.8
Projected new Raw rating
1302.2
Projected new Weighed rating
1134.2
Projected new Weighted performance
1298.3
Projected new final Raw rating (if new WP > new Raw)
1302.2
Projected new highest rating
1302.2
Projected new floor
802.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1302.2
Projected effective change (new Official - current Official)
+50.8
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
1282.3
Current Weighted rating
1242.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1282.3
Current highest rating achieved
1282.3
Current floor (min rating allowed)
782.3
Current K-factor
36
Games played this month
5
Score (S)
3.5
Expected score (We)
2.21
Difference (S-We)
1.29
Current Raw change (no limits, including tournament time weight)
46.4
Current min/max change allowed (with limits)
±147.5
Current Raw change used (final)
46.4
Projected new Raw rating
1328.7
Projected new Weighed rating
1143.9
Projected new Weighted performance
1318.0
Projected new final Raw rating (if new WP > new Raw)
1328.7
Projected new highest rating
1328.7
Projected new floor
828.7
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1328.7
Projected effective change (new Official - current Official)
+46.4
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
1159.7
Current Weighted rating
1193.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1193.7
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
Current K-factor
36
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)
±175.6
Current Raw change used (final)
0.0
Projected new Raw rating
1159.7
Projected new Weighed rating
1098.0
Projected new Weighted performance
338.9
Projected new final Raw rating (if new WP > new Raw)
1159.7
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1159.7
Projected effective change (new Official - current Official)
-34.0
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
1147.1
Current Weighted rating
1187.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1187.8
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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)
±178.8
Current Raw change used (final)
0.0
Projected new Raw rating
1147.1
Projected new Weighed rating
1092.4
Projected new Weighted performance
355.7
Projected new final Raw rating (if new WP > new Raw)
1147.1
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1147.1
Projected effective change (new Official - current Official)
-40.7
Tournaments
History
Tournament:
2024 Elise Steenkamp Open Chess Tournament (Rooks)
Start:
2024/06/15
End:
2024/06/15
Host:
GTP
Type:
Standard
Time:
90
Time weight:
0.94
Rounds:
5
Games:
5
Score:
3.5
Main rating:
1251.4
Rating gain/loss:
50.8
Type rating:
1282.3
Rating gain/loss:
46.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
5
2024 Elise Steenkamp Open Chess Tournament (Rooks)
2024/06/15
2024/06/15
Tshwane (GTP)
Standard
90
0.94
5
5
3.5
1251.4
1282.3
Analysis
4
GoForChess Junior Chess Championships 2024 (Senior)
2024/05/19
2024/05/19
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1217.3
1257.8
Analysis
3
JMC Helpmekaar Kollege Tournament 2024 (D)
2024/05/04
2024/05/04
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1217.3
1257.8
Analysis
2
JCC King David Linksfield Rapid 2024 (B)
2024/04/21
2024/04/21
Johannesburg Metro (GJM)
Rapid
20
0.47
5
5
1.0
1236.3
1200.0
Analysis
1
Wanderers Blitz Tournament 2024
2024/03/23
2024/03/23
Johannesburg Metro (GJM)
Blitz
8
0.25
9
8
2.0
1252.8
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
8
2024 Elise Steenkamp Open Chess Tournament (Rooks)
2024/06/15
2024/06/15
Tshwane (GTP)
Standard
90
0.94
5
5
3.5
1251.4
1282.3
Analysis
7
GoForChess Junior Chess Championships 2024 (Senior)
2024/05/19
2024/05/19
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1217.3
1257.8
Analysis
6
JMC Helpmekaar Kollege Tournament 2024 (D)
2024/05/04
2024/05/04
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1217.3
1257.8
Analysis
5
JCC King David Linksfield Rapid 2024 (B)
2024/04/21
2024/04/21
Johannesburg Metro (GJM)
Rapid
20
0.47
5
5
1.0
1236.3
1200.0
Analysis
4
Wanderers Blitz Tournament 2024
2024/03/23
2024/03/23
Johannesburg Metro (GJM)
Blitz
8
0.25
9
8
2.0
1252.8
1200.0
Analysis
3
Africawide Chess Championship 2023 (Development A)
2023/11/04
2023/11/04
Johannesburg Metro (GJM)
Standard
90
0.94
5
5
3.0
1216.6
1220.0
Analysis
2
Africawide Chess Championship 2023 (Open)
2023/11/03
2023/11/05
Johannesburg Metro (GJM)
Standard
90
0.94
7
0
0.0
1216.6
1220.0
Analysis
1
JNW Club - Trinityhouse Randpark Ridge Open 2020 (F)
2020/02/22
2020/02/22
Johannesburg Metro (GJM)
Standard
60
0.83
5
4
2.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
28
12
1
15
12.5
44.6
-45.5
1283.5
1237.9
White
13
6
1
6
6.5
50.0
0.0
1312.3
1312.3
Black
15
6
0
9
6.0
40.0
-85.0
1258.5
1173.5
Standard
All
15
9
1
5
9.5
63.3
113.3
1262.5
1375.9
White
7
5
1
1
5.5
78.6
242.9
1266.7
1509.5
Black
8
4
0
4
4.0
50.0
0.0
1259.0
1259.0
Rapid
All
5
1
0
4
1.0
20.0
-255.0
1295.1
1040.1
White
2
0
0
2
0.0
0.0
-425.0
1232.2
807.2
Black
3
1
0
2
1.0
33.3
-141.7
1337.0
1195.3
Blitz
All
8
2
0
6
2.0
25.0
-212.5
1315.5
1103.0
White
4
1
0
3
1.0
25.0
-212.5
1432.2
1219.7
Black
4
1
0
3
1.0
25.0
-212.5
1198.7
986.2
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
37
17
2
18
18.0
48.6
-11.5
1279.9
1268.4
White
18
10
1
7
10.5
58.3
70.8
1297.4
1368.3
Black
19
7
1
11
7.5
39.5
-89.5
1263.3
1173.8
Standard
All
24
14
2
8
15.0
62.5
106.3
1264.9
1371.1
White
12
9
1
2
9.5
79.2
247.9
1263.4
1511.3
Black
12
5
1
6
5.5
45.8
-35.4
1266.4
1230.9
Rapid
All
5
1
0
4
1.0
20.0
-255.0
1295.1
1040.1
White
2
0
0
2
0.0
0.0
-425.0
1232.2
807.2
Black
3
1
0
2
1.0
33.3
-141.7
1337.0
1195.3
Blitz
All
8
2
0
6
2.0
25.0
-212.5
1315.5
1103.0
White
4
1
0
3
1.0
25.0
-212.5
1432.2
1219.7
Black
4
1
0
3
1.0
25.0
-212.5
1198.7
986.2
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1150130726
Badenhorst, D (Daniel)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1080191587
Britz, G (Gian)
1
1.0
1
0
0
100.0
1217.3
425.0
1642.3
View list
3
1130302659
Boer, C (Christiaan)
1
1.0
1
0
0
100.0
1236.3
425.0
1661.3
View list
4
2150147100
Dixon, G (Genevieve)
1
1.0
1
0
0
100.0
1251.4
425.0
1676.4
View list
5
1130130729
Clarke, C (Callum)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
2140133853
Loots, M (Mia)
1
1.0
1
0
0
100.0
1216.6
425.0
1641.6
View list
7
1110300394
Fietze, M (Mathew)
1
1.0
1
0
0
100.0
1252.8
425.0
1677.8
View list
8
1110110087
Moletsane, O (Oabile)
1
1.0
1
0
0
100.0
1252.8
425.0
1677.8
View list
9
1120138230
Moeketsi, M (Mafoko)
1
1.0
1
0
0
100.0
1217.3
425.0
1642.3
View list
10
1140144042
Motau, N (Neelo)
1
1.0
1
0
0
100.0
1216.6
425.0
1641.6
View list
11
1140305492
Mushonga, T (Tinaye)
1
1.0
1
0
0
100.0
1217.3
425.0
1642.3
View list
12
1130305493
Nair, D (Darsh)
1
1.0
1
0
0
100.0
1217.3
425.0
1642.3
View list
13
1120305495
Nolan, T (Tebello)
1
1.0
1
0
0
100.0
1217.3
425.0
1642.3
View list
14
1130160698
Rugubeer, N (Nehan)
1
1.0
1
0
0
100.0
1216.6
425.0
1641.6
View list
15
1130133856
Samsunder, A (Aryan)
1
1.0
1
0
0
100.0
1217.3
425.0
1642.3
View list
16
1150306249
Schmidt, C (Christian)
1
1.0
1
0
0
100.0
1251.4
425.0
1676.4
View list
17
2150157433
Westermann, I (Inge)
1
1.0
1
0
0
100.0
1251.4
425.0
1676.4
View list
18
1150147876
Soobramoney, H (Hezron)
1
0.5
0
1
0
50.0
1251.4
0.0
1251.4
View list
19
1130130732
Steenkamp, L (Liam)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
20
2040301047
Morallane, K (Keitumetse)
1
0.0
0
0
1
0.0
1252.8
-425.0
827.8
View list