Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Marais, JS (Jacobus)
Dob:
2010/06/21 (U16)
Gender:
Male
Chess SA id:
1100097226
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
2022 South African Junior Team Chess Championships (U14 Open)
Tournament id
20221936
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
1093.8
K-factor
40
Average opponent rating
1267.9
Performance
1437.9
Expected score
1.53
Score - Expected score
1.97
Rating change
78.8
Rating
1075.9
K-factor
40
Average opponent rating
1277.1
Performance
1447.1
Expected score
1.37
Score - Expected score
2.13
Rating change
85.2
Games
5
Score
3.5
%
70.0
Dp
170
Wins
2
Draws
3
Losses
0
Final position
34
Shared position
30
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
7
2022/12/08
Maharaj, A (Arya)
GJM
1237.9
1222.3
W
½
0.37
0.37
5.2
5.2
6
2022/12/07
Janse Van Vuuren, A (Alexander)
GE
1162.1
1192.3
W
1
0.46
0.41
21.6
23.6
5
2022/12/07
0.0
0.0
X
0.00
0.00
4
2022/12/06
Van Zyl, L (Luke)
GJM
1276.6
1289.3
B
1
0.25
0.21
30.0
31.6
3
2022/12/05
Changara, A (Adrian Tafara)
NBR
1263.3
1269.8
W
½
0.34
0.32
6.4
7.2
2
2022/12/04
Mhlongo, L (Lungani)
KIK
1368.7
1316.4
D
1
0.00
0.00
1
2022/12/04
Bantseke, B (Boikanyo)
NBR
1399.6
1412.0
B
½
0.10
0.07
16.0
17.2