Chess South Africa
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Player Tournament Analysis
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Chess South Africa
De Graaff, R (Ruben)
Dob:
2009/10/02 (U16)
Gender:
Male
Chess SA id:
1090101502
FIDE id:
Region:
Overberg (WOS)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
Ekurhuleni North Schools District Finals 2021 (U13 Boys)
Tournament id
20210228
Rating type
Standard
Start
2021/09/11
End
2021/09/11
Rounds
5
Total time
60
Time weight
0.83
Total time
Official results
Rating
1277.7
K-factor
40
Average opponent rating
1147.0
Performance
934.5
Expected score
2.61
Score - Expected score
-1.61
Rating change
-53.5
Rating
1288.7
K-factor
40
Average opponent rating
1140.0
Performance
927.5
Expected score
2.69
Score - Expected score
-1.69
Rating change
-67.6
Games
4
Score
1.0
%
25.0
Dp
-212,5
Wins
1
Draws
0
Losses
3
Final position
29
Shared position
24
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2021/09/11
Manamela, T (Thabiso)
GE
1200.0
1200.0
D
1
0.00
0.00
4
2021/09/11
Del Grosso, G (Gianluca Gabriele)
GE
1200.0
1200.0
B
0
0.55
0.56
-17.6
-22.4
3
2021/09/11
Myburgh, R (Rainier)
GE
1143.3
1139.9
W
0
0.70
0.71
-22.4
-28.4
2
2021/09/11
Langa, ZC (Zolani Chabby)
GE
1200.0
1200.0
B
1
0.55
0.56
14.4
17.6
1
2021/09/11
Mafunga, Z (Zakhele)
GE
1044.9
1020.0
W
0
0.81
0.85
-25.9
-34.0