Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Roos, B (Benjamin)
Dob:
2016/04/27 (U10)
Gender:
Male
Chess SA id:
1160148677
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
2023 Etienne Lewis Closed Tournament (U8)
Tournament id
20231686
Rating type
Standard
Start
2023/08/26
End
2023/08/26
Rounds
6
Total time
90
Time weight
0.94
Total time
Official results
Rating
1235.1
K-factor
40
Average opponent rating
1228.4
Performance
1370.1
Expected score
3.05
Score - Expected score
0.95
Rating change
35.7
Rating
1243.0
K-factor
40
Average opponent rating
1232.6
Performance
1374.2
Expected score
3.07
Score - Expected score
0.93
Rating change
37.2
Games
6
Score
4.0
%
66.7
Dp
141,666666666667
Wins
4
Draws
0
Losses
2
Final position
0
Shared position
0
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
6
2023/08/26
Lekalakala, T (Tshimologo)
GTP
1203.5
1200.8
B
1
0.50
0.51
18.0
19.6
5
2023/08/26
Fredericks, M (Matai)
GTP
1216.1
1242.5
W
1
0.56
0.54
15.8
18.4
4
2023/08/26
Rampersadh, M (Micah)
GTP
1200.0
1200.0
W
1
0.58
0.59
15.1
16.4
3
2023/08/26
Wiehahn, L (Luke)
GTP
1316.0
1310.7
B
0
0.36
0.38
-13.0
-15.2
2
2023/08/26
Grobbelaar, M (Mari)
GTP
1219.1
1224.1
W
0
0.56
0.56
-20.2
-22.4
1
2023/08/26
Swart, E (Eben)
GTP
1215.9
1217.3
B
1
0.48
0.49
18.7
20.4