Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Williams, ZJ (Zachary John)
Dob:
2007/09/06 (U18)
Gender:
Male
Chess SA id:
1070118239
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
JNW Club - Trinityhouse Little Falls Open 2020 (D)
Tournament id
20200479
Rating type
Standard
Start
2020/03/14
End
2020/03/14
Rounds
5
Total time
60
Time weight
0.83
Total time
Official results
Rating
1087.4
K-factor
40
Average opponent rating
1179.5
Performance
1349.5
Expected score
1.92
Score - Expected score
1.58
Rating change
52.5
Rating
1066.4
K-factor
40
Average opponent rating
1171.1
Performance
1341.1
Expected score
1.85
Score - Expected score
1.65
Rating change
66.0
Games
5
Score
3.5
%
70.0
Dp
170
Wins
3
Draws
1
Losses
1
Final position
11
Shared position
8
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2020/03/14
Lin, X (Xingjie)
GJM
1126.3
1110.8
B
0
0.41
0.41
-13.1
-16.4
4
2020/03/14
Johnson, A (Ashar)
GJM
1168.5
1162.1
W
½
0.45
0.43
1.6
2.8
3
2020/03/14
Mupalala, K (Kenzo)
GJM
1287.5
1277.9
B
1
0.23
0.21
24.6
31.6
2
2020/03/14
Botha, A (Andrea)
GJM
1113.4
1098.9
W
1
0.51
0.50
15.7
20.0
1
2020/03/14
Coetzer, R (Ruan)
GJM
1201.8
1205.6
B
1
0.33
0.30
21.4
28.0