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
George Trial 1 2020 (U12)
Tournament id
20200093
Rating type
Standard
Start
2020/01/25
End
2020/01/25
Rounds
5
Total time
65
Time weight
0.85
Total time
Official results
Rating
1220.0
K-factor
40
Average opponent rating
1271.2
Performance
1356.2
Expected score
2.24
Score - Expected score
0.76
Rating change
25.8
Rating
1224.1
K-factor
40
Average opponent rating
1268.4
Performance
1353.4
Expected score
2.28
Score - Expected score
0.72
Rating change
28.8
Games
5
Score
3.0
%
60.0
Dp
85
Wins
3
Draws
0
Losses
2
Final position
17
Shared position
14
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2020/01/25
Arpin, L (Lukas)
WEG
1373.0
1362.1
W
0
0.36
0.38
-11.5
-15.2
4
2020/01/25
Ndikandika, X (Xabiso)
WEG
1169.0
1200.0
B
1
0.52
0.49
15.4
20.4
3
2020/01/25
Du Plessis, L (Liam)
WEG
1212.5
1200.0
W
1
0.55
0.57
14.4
17.2
2
2020/01/25
Petersen, S (Shenwin)
WEG
1401.6
1380.0
B
0
0.25
0.28
-8.0
-11.2
1
2020/01/25
Jonker, L (Liam)
WEG
1200.0
1200.0
W
1
0.57
0.57
13.8
17.2