Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Koen, G (Gerhard)
Dob:
2008/06/12 (U18)
Gender:
Male
Chess SA id:
1080149172
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
Laerskool Constantiapark Open Chess Tournament 2023 (Open)
Tournament id
20230147
Rating type
Standard
Start
2023/02/18
End
2023/02/18
Rounds
5
Total time
60
Time weight
0.83
Total time
Official results
Rating
1200.0
K-factor
40
Average opponent rating
1369.0
Performance
944.0
Expected score
0.87
Score - Expected score
-0.87
Rating change
-28.9
Rating
1200.0
K-factor
40
Average opponent rating
1353.0
Performance
928.0
Expected score
0.92
Score - Expected score
-0.92
Rating change
-36.8
Games
3
Score
0.0
%
0.0
Dp
-425
Wins
0
Draws
0
Losses
3
Final position
0
Shared position
0
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2023/02/18
Van Zyl, NB (Nicolaas Barend)
GTP
1327.3
1326.8
D
0
0.00
0.00
4
2023/02/18
0.0
0.0
Y
1
0.00
0.00
3
2023/02/18
Theron, L (Lydia)
GTP
1346.5
1328.5
B
0
0.29
0.31
-9.3
-12.4
2
2023/02/18
Van Der Westhuizen, L (Lihan)
GTP
1425.7
1410.6
W
0
0.28
0.30
-9.0
-12.0
1
2023/02/18
Timmerman, ME (Mischke)
GTP
1334.7
1319.9
B
0
0.30
0.32
-9.6
-12.8