Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Marais, J (Juan)
Dob:
2007/11/06 (U18)
Gender:
Male
Chess SA id:
1070158341
FIDE id:
Region:
Ehlanzeni (MEN)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
White River Primary 2023 (U20)
Tournament id
20231490
Rating type
Standard
Start
2023/07/21
End
2023/07/21
Rounds
5
Total time
63
Time weight
0.84
Total time
Official results
Rating
1200.0
K-factor
40
Average opponent rating
1245.9
Performance
905.9
Expected score
2.19
Score - Expected score
-1.69
Rating change
-56.8
Rating
1200.0
K-factor
40
Average opponent rating
1240.4
Performance
900.4
Expected score
2.22
Score - Expected score
-1.72
Rating change
-68.8
Games
5
Score
0.5
%
10.0
Dp
-340
Wins
0
Draws
1
Losses
4
Final position
0
Shared position
0
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2023/07/21
Ngwenyama, T (Tlakusani)
MEN
1227.9
1231.6
W
0
0.51
0.50
-16.3
-20.0
4
2023/07/21
De Beer, D (Dominic)
MEN
1191.2
1188.0
B
0
0.47
0.47
-15.0
-18.8
3
2023/07/21
Ogunjiofor, O (Onyinye)
MEN
1457.6
1453.0
B
0
0.16
0.16
-5.1
-6.4
2
2023/07/21
Deeuw, M (Mpho)
MEN
1021.1
1004.4
W
½
0.75
0.77
-8.0
-10.8
1
2023/07/21
Macanja, FA (Fadyl Armindo)
MEN
1331.8
1324.8
B
0
0.30
0.31
-9.6
-12.4