Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Johnston, Z (Zach)
Dob:
2010/11/10 (U16)
Gender:
Male
Chess SA id:
1100137580
FIDE id:
Region:
Cape Winelands (WCW)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Rapid rating
General
Tournament
Rhenish Primary Tournament 2023 (U14)
Tournament id
20231113
Rating type
Rapid
Start
2023/05/13
End
2023/05/13
Rounds
6
Total time
30
Time weight
0.60
Total time
Official results
Rating
1199.7
K-factor
40
Average opponent rating
1076.7
Performance
1161.7
Expected score
2.90
Score - Expected score
0.10
Rating change
2.4
Rating
1174.4
K-factor
40
Average opponent rating
1069.5
Performance
1154.5
Expected score
2.82
Score - Expected score
0.18
Rating change
7.2
Games
5
Score
3.0
%
60.0
Dp
85
Wins
3
Draws
0
Losses
2
Final position
0
Shared position
0
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
6
2023/05/13
Okonii, J (Joshua)
WCW
1200.0
1200.0
D
0
0.00
0.00
5
2023/05/13
Van Wyk, H (Harry)
GJM
500.0
500.0
W
1
1.00
1.00
0.0
0.0
4
2023/05/13
Wiehahn, S (Simon Kasper)
WCW
1194.1
1180.2
B
0
0.46
0.45
-11.0
-18.0
3
2023/05/13
Knoesen, J (James)
WCW
1200.0
1200.0
W
1
0.54
0.51
11.0
19.6
2
2023/05/13
Spence, B (Brian)
WCT
1289.4
1267.5
B
0
0.35
0.35
-8.4
-14.0
1
2023/05/13
Nherera, E (Eli)
WCW
1200.0
1200.0
W
1
0.54
0.51
11.0
19.6