Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Pretorius, JB (Johnny)
Dob:
2007/02/14 (U18)
Gender:
Male
Chess SA id:
107057155
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
Waschklip Clinic Closed 2019
Tournament id
20191266
Rating type
Standard
Start
2019/06/18
End
2019/06/18
Rounds
5
Total time
60
Time weight
0.83
Total time
Official results
Rating
1205.4
K-factor
40
Average opponent rating
1133.7
Performance
878.7
Expected score
2.88
Score - Expected score
-1.88
Rating change
-62.4
Rating
1162.4
K-factor
40
Average opponent rating
1073.9
Performance
818.9
Expected score
2.97
Score - Expected score
-1.97
Rating change
-78.8
Games
5
Score
1.0
%
20.0
Dp
-255
Wins
1
Draws
0
Losses
4
Final position
22
Shared position
19
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2019/06/18
Lawrence, J (Joel)
WCU
1261.4
1136.8
B
1
0.39
0.49
19.5
20.4
4
2019/06/18
Lawrence, J (Jedidah)
WCU
991.8
961.2
B
0
0.71
0.69
-22.7
-27.6
3
2019/06/18
Njokweni, L (Llyabona)
WCU
1201.4
1146.2
W
0
0.55
0.56
-17.6
-22.4
2
2019/06/18
Wilson, L (Leston)
WCU
1092.6
1040.4
B
0
0.59
0.60
-18.9
-24.0
1
2019/06/18
Williams, V (Vogan)
WCU
1121.3
1084.7
W
0
0.64
0.63
-20.5
-25.2