Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Johnson, J (Jerolin)
Dob:
2008/01/23 (U18)
Gender:
Male
Chess SA id:
1080147904
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Rapid rating
General
Tournament
The Rooibos Open 2024 (Elite)
Tournament id
20242360
Rating type
Rapid
Start
2024/08/24
End
2024/08/24
Rounds
5
Total time
35
Time weight
0.66
Total time
Official results
Rating
1216.8
K-factor
40
Average opponent rating
1265.0
Performance
840.0
Expected score
1.78
Score - Expected score
-1.78
Rating change
-46.7
Rating
1136.0
K-factor
40
Average opponent rating
1266.3
Performance
841.3
Expected score
1.40
Score - Expected score
-1.40
Rating change
-56.0
Games
4
Score
0.0
%
0.0
Dp
-425
Wins
0
Draws
0
Losses
4
Final position
33
Shared position
32
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2024/08/24
Andrew, A (Albert)
WCU
1211.3
1215.6
W
0
0.55
0.45
-14.5
-18.0
4
2024/08/24
0.0
0.0
Y
1
0.00
0.00
3
2024/08/24
Erasmus, H (Heinrich)
GTP
1235.2
1201.8
B
0
0.44
0.38
-11.6
-15.2
2
2024/08/24
Van Schalkwyk, M (Morne)
WCU
1285.2
1338.4
W
0
0.46
0.31
-12.1
-12.4
1
2024/08/24
Williams, S (Sergio)
WCU
1328.2
1309.5
B
0
0.33
0.26
-8.7
-10.4