Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Retief, WJ (Willem)
Dob:
2009/02/10 (U16)
Gender:
Male
Chess SA id:
109078395
FIDE id:
Region:
Dr Kenneth Kaunda (NWP)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
Driefontein Proewe 2018 (O10 Seuns)
Tournament id
20181310
Rating type
Standard
Start
2018/07/28
End
2018/07/28
Rounds
5
Total time
60
Time weight
0.83
Total time
Official results
Rating
907.1
K-factor
40
Average opponent rating
921.5
Performance
836.5
Expected score
2.37
Score - Expected score
-0.37
Rating change
-12.3
Rating
804.6
K-factor
40
Average opponent rating
928.9
Performance
843.9
Expected score
1.74
Score - Expected score
0.26
Rating change
10.4
Games
5
Score
2.0
%
40.0
Dp
-85
Wins
2
Draws
0
Losses
3
Final position
9
Shared position
5
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2018/07/28
Nel, J (Johanco)
NWP
1148.2
1127.0
B
0
0.18
0.08
-5.8
-3.2
4
2018/07/28
Benadie, JG (Jg)
NWP
798.8
818.0
W
0
0.67
0.53
-21.4
-21.2
3
2018/07/28
Oosthuizen, OA (Ockert)
NWP
862.3
891.4
B
0
0.51
0.36
-16.3
-14.4
2
2018/07/28
Kotze, L (Lukas)
NWP
1148.5
1138.5
W
1
0.26
0.15
23.7
34.0
1
2018/07/28
Ackerman, J (Johandre)
NWP
649.7
669.4
B
1
0.76
0.62
7.7
15.2