Chess South Africa
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Player Tournament Analysis
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Chess South Africa
O`brien, A (Ava)
Dob:
2013/07/24 (U12)
Gender:
Female
Chess SA id:
2130142666
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
Ekurhuleni-North Schools Finals Indiv 2022 (U9 Girls)
Tournament id
20220666
Rating type
Standard
Start
2022/05/13
End
2022/05/13
Rounds
5
Total time
60
Time weight
0.83
Total time
Official results
Rating
1200.0
K-factor
40
Average opponent rating
1150.0
Performance
1043.7
Expected score
2.23
Score - Expected score
-0.73
Rating change
-24.2
Rating
1200.0
K-factor
40
Average opponent rating
1145.4
Performance
1039.2
Expected score
2.25
Score - Expected score
-0.75
Rating change
-30.0
Games
4
Score
1.5
%
37.5
Dp
-106,25
Wins
1
Draws
1
Losses
2
Final position
21
Shared position
13
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2022/05/13
Rossner, V (Valkyrie)
GE
1106.5
1090.4
B
½
0.57
0.59
-2.2
-3.6
4
2022/05/13
Kazanga, A (Aurelie)
GE
1200.0
1200.0
W
1
0.54
0.54
14.7
18.4
3
2022/05/13
Ferreira, L (Lea Elizabeth)
GE
1200.0
1200.0
B
0
0.46
0.46
-14.7
-18.4
2
2022/05/13
Makgamatha, L (Lethabo)
GE
1132.9
1118.8
D
1
0.00
0.00
1
2022/05/13
Van Der Schyff, M (Mila-Ne)
GE
1093.3
1091.2
W
0
0.67
0.67
-21.4
-26.8