Chess South Africa
Last updated:
Player Tournament Analysis
Home
Chess South Africa
Botha, D (Derick)
Dob:
2009/02/12 (U16)
Gender:
Male
Chess SA id:
1090107095
FIDE id:
Region:
Cape Winelands (WCW)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
Cape Winelands Schools Closed 2019 (U11 Boys)
Tournament id
20190557
Rating type
Standard
Start
2019/03/16
End
2019/03/17
Rounds
7
Total time
60
Time weight
0.83
Total time
Official results
Rating
1207.2
K-factor
40
Average opponent rating
1123.5
Performance
1002.0
Expected score
4.17
Score - Expected score
-1.67
Rating change
-55.4
Rating
1200.0
K-factor
40
Average opponent rating
1087.4
Performance
966.0
Expected score
4.26
Score - Expected score
-1.76
Rating change
-70.4
Games
7
Score
2.5
%
35.7
Dp
-121,428571428571
Wins
2
Draws
1
Losses
4
Final position
22
Shared position
22
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
7
2019/03/17
Wu, J (Jason)
WCT
1183.7
1200.0
W
0
0.57
0.54
-18.2
-21.6
6
2019/03/17
Winters, S (Sarocco)
WCT
1184.6
1200.0
B
1
0.48
0.46
16.6
21.6
5
2019/03/17
Carolus, H (Hayden)
WCW
1070.1
1008.8
B
0
0.62
0.68
-19.8
-27.2
4
2019/03/16
Jansen, V (Verron)
WCW
772.1
642.4
W
0
1.00
1.00
-32.0
-40.0
3
2019/03/16
Van Zyl, L (Louis)
WOS
1176.1
1194.4
W
1
0.58
0.55
13.4
18.0
2
2019/03/16
Zungula, C (Chulumanco)
WCT
1171.1
1100.8
B
0
0.50
0.57
-16.0
-22.8
1
2019/03/16
Kriel, M (Marnus Juan)
WCT
1306.5
1265.3
W
½
0.43
0.47
2.2
1.2