Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Sierra, C (Cj)
Dob:
2009/04/06 (U16)
Gender:
Male
Chess SA id:
1090152037
FIDE id:
Region:
Ehlanzeni (MEN)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
Oikos Chess Tournament 2023 (U20)
Tournament id
20230537
Rating type
Standard
Start
2023/03/11
End
2023/03/11
Rounds
5
Total time
63
Time weight
0.84
Total time
Official results
Rating
1230.6
K-factor
40
Average opponent rating
1311.3
Performance
1453.0
Expected score
1.26
Score - Expected score
0.74
Rating change
24.9
Rating
1236.0
K-factor
40
Average opponent rating
1313.8
Performance
1455.5
Expected score
1.27
Score - Expected score
0.73
Rating change
29.2
Games
3
Score
2.0
%
66.7
Dp
141,666666666667
Wins
2
Draws
0
Losses
1
Final position
0
Shared position
0
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2023/03/11
Van Dyk, M (Mia)
MEN
1363.8
1362.3
D
0
0.00
0.00
4
2023/03/11
Sibiya, A (Alwande)
MEN
1262.5
1266.5
W
1
0.50
0.51
16.0
19.6
3
2023/03/11
Van Heerden, D (Dante)
MEN
1209.6
1215.9
W
1
0.57
0.57
13.8
17.2
2
2023/03/11
Dube, O (Olwethu)
MEN
1461.8
1459.1
B
0
0.19
0.20
-6.1
-8.0
1
2023/03/11
0.0
0.0
Y
1
0.00
0.00