Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Gretffrath, S (Sonja)
Dob:
2010/01/30 (U16)
Gender:
Female
Chess SA id:
2100149930
FIDE id:
Region:
Eden (WEG)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
Eden Trials 1 2019 (U10 Open)
Tournament id
20190566
Rating type
Standard
Start
2019/03/02
End
2019/03/02
Rounds
5
Total time
60
Time weight
0.83
Total time
Official results
Rating
1224.8
K-factor
40
Average opponent rating
1285.5
Performance
1200.5
Expected score
2.19
Score - Expected score
-0.19
Rating change
-6.3
Rating
1229.5
K-factor
40
Average opponent rating
1286.3
Performance
1201.3
Expected score
2.21
Score - Expected score
-0.21
Rating change
-8.4
Games
5
Score
2.0
%
40.0
Dp
-85
Wins
2
Draws
0
Losses
3
Final position
25
Shared position
23
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2019/03/02
Pretorius, N (Nico)
WEG
1247.1
1256.4
W
0
0.52
0.51
-16.6
-20.4
4
2019/03/02
Jansen Van Rensburg, Z (Zandre)
WEG
1200.0
1200.0
B
1
0.49
0.49
16.3
20.4
3
2019/03/02
Van Zyl, C (Carli)
WEG
1355.7
1358.2
W
0
0.39
0.39
-12.5
-15.6
2
2019/03/02
Daries, T (Tyreez)
WEG
1166.5
1159.6
W
1
0.61
0.62
12.5
15.2
1
2019/03/02
Booysen, L (Lukas)
WEG
1458.0
1457.5
B
0
0.19
0.19
-6.1
-7.6