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
2023 Alekhine Open Tournament (C)
Tournament id
20231956
Rating type
Standard
Start
2023/09/09
End
2023/09/09
Rounds
5
Total time
90
Time weight
0.94
Total time
Official results
Rating
1235.7
K-factor
40
Average opponent rating
1282.4
Performance
1027.4
Expected score
2.19
Score - Expected score
-1.19
Rating change
-44.7
Rating
1224.4
K-factor
40
Average opponent rating
1290.4
Performance
1035.4
Expected score
2.07
Score - Expected score
-1.07
Rating change
-42.8
Games
5
Score
1.0
%
20.0
Dp
-255
Wins
1
Draws
0
Losses
4
Final position
0
Shared position
0
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2023/09/09
Baloyi, B (Boikanyo)
GTP
1267.7
1283.3
B
0
0.42
0.39
-15.1
-15.6
4
2023/09/09
Mokone, O (Oratile)
GTP
1267.5
1269.3
W
0
0.50
0.49
-18.0
-19.6
3
2023/09/09
Diatshwana, K (Keoagile)
GTP
1325.8
1347.2
B
0
0.35
0.32
-12.6
-12.8
2
2023/09/09
Tissot Van Patot, D (Donovan)
MNW
1242.1
1240.1
W
0
0.53
0.52
-19.1
-20.8
1
2023/09/09
Koen , K (Kaylee-Jane)
GTP
1308.8
1311.9
B
1
0.37
0.36
22.7
25.6