Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Vorster, SPM (Stephanus)
Dob:
1969/10/16 (Adult)
Gender:
Male
Chess SA id:
169042155
FIDE id:
Vorster
Region:
Bojanala Platina (NBR)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
2019 Alekhine Open (A)
Tournament id
20191545
Rating type
Standard
Start
2019/08/09
End
2019/08/10
Rounds
5
Total time
120
Time weight
1.00
Total time
Official results
Rating
1715.3
K-factor
28
Average opponent rating
1671.1
Performance
1671.1
Expected score
2.80
Score - Expected score
-0.30
Rating change
-8.4
Rating
1726.4
K-factor
28
Average opponent rating
1670.3
Performance
1670.3
Expected score
2.87
Score - Expected score
-0.37
Rating change
-10.4
Games
5
Score
2.5
%
50.0
Dp
0
Wins
2
Draws
1
Losses
2
Final position
29
Shared position
22
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2019/08/10
Lesuthu, KM (Kali)
GSV
1620.8
1608.8
W
½
0.65
0.68
-4.2
-5.0
4
2019/08/10
Chueu, C (Calvin)
GTP
1694.0
1690.9
B
0
0.48
0.50
-13.4
-14.0
3
2019/08/09
Claassen, J (Jean-Daniel)
GTP
1703.9
1707.1
W
1
0.56
0.56
12.3
12.3
2
2019/08/09
De Villiers, OA (Ockert)
GSV
1756.4
1762.6
B
0
0.41
0.42
-11.5
-11.8
1
2019/08/09
Richter, J-M (Jan-Michael)
GTP
1580.2
1581.9
W
1
0.70
0.71
8.4
8.1