Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Zanna, J (Jahkuska)
Dob:
2007/02/24 (U18)
Gender:
Female
Chess SA id:
207086837
FIDE id:
Region:
Capricorn (LCP)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
2022 South African Junior Team Chess Championships (U16 Open)
Tournament id
20221937
Rating type
Standard
Start
2022/12/04
End
2022/12/08
Rounds
7
Total time
120
Time weight
1.00
Total time
Official results
Rating
1189.8
K-factor
40
Average opponent rating
1310.6
Performance
1128.4
Expected score
2.47
Score - Expected score
-0.47
Rating change
-18.8
Rating
1156.7
K-factor
40
Average opponent rating
1299.1
Performance
1117.0
Expected score
2.30
Score - Expected score
-0.30
Rating change
-12.0
Games
7
Score
2.0
%
28.6
Dp
-182,142857142857
Wins
2
Draws
0
Losses
5
Final position
100
Shared position
88
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
7
2022/12/08
Mcphail, R (Ryan)
GTP
1398.0
1394.9
B
0
0.22
0.18
-8.8
-7.2
6
2022/12/07
Naicker, K (Kedar)
KED
1205.6
1204.8
W
1
0.52
0.49
19.2
20.4
5
2022/12/07
Ziegenhagen, V (Vian Luke)
GJM
1299.7
1310.8
B
0
0.33
0.28
-13.2
-11.2
4
2022/12/06
Scholtz, IP (Ivan Petrus)
GTP
1292.7
1270.7
W
0
0.42
0.41
-16.8
-16.4
3
2022/12/05
Swanepoel, W (Wj)
FMB
1204.7
1192.2
B
1
0.44
0.42
22.4
23.2
2
2022/12/04
Francis, A (Aaron)
GE
1420.7
1411.0
B
0
0.19
0.16
-7.6
-6.4
1
2022/12/04
Pearson, D (Dane)
EBC
1352.6
1309.5
W
0
0.35
0.36
-14.0
-14.4