Chess South Africa
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Player Tournament Analysis
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Chess South Africa
De Villiers, OA (Ockert)
Dob:
1997/10/15 (Adult)
Gender:
Male
Chess SA id:
197006856
FIDE id:
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
PA
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
South African Open 2022 (Championship)
Tournament id
20221215
Rating type
Standard
Start
2022/07/09
End
2022/07/17
Rounds
11
Total time
120
Time weight
1.00
Total time
Official results
Rating
1733.4
K-factor
32
Average opponent rating
1623.4
Performance
1546.1
Expected score
6.95
Score - Expected score
-2.45
Rating change
-78.4
Rating
1736.0
K-factor
32
Average opponent rating
1615.2
Performance
1537.9
Expected score
7.09
Score - Expected score
-2.59
Rating change
-82.9
Games
11
Score
4.5
%
40.9
Dp
-77,2727272727273
Wins
3
Draws
3
Losses
5
Final position
64
Shared position
62
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
11
2022/07/17
Milford, EP (Eugene)
WCT
1672.2
1648.7
W
0
0.61
0.64
-19.5
-20.5
10
2022/07/16
Mnyasta, T (Tezihano)
WCT
1746.1
1741.8
B
0
0.44
0.45
-14.1
-14.4
9
2022/07/16
Willenberg, GI (Glen)
WCT
1626.1
1640.0
W
1
0.67
0.65
10.6
11.2
8
2022/07/15
Siyo, S (Sibabale)
WCT
1587.2
1577.9
B
0
0.63
0.64
-20.2
-20.5
7
2022/07/13
Levin, BRL (Benny)
WCT
1590.4
1593.2
W
1
0.71
0.71
9.3
9.3
6
2022/07/12
Jacobs, PJ (Peter-John)
WCT
1489.5
1491.7
B
0
0.74
0.74
-23.7
-23.7
5
2022/07/11
Braaf, J (Jiraan)
WCT
1726.7
1721.6
W
½
0.55
0.56
-1.6
-1.9
4
2022/07/10
Grobbelaar, J (Jacqui)
WCT
1581.2
1578.2
B
1
0.64
0.64
11.5
11.5
3
2022/07/10
Selepe, LN (Lwazi)
WCT
1662.7
1600.1
W
½
0.62
0.70
-3.8
-6.4
2
2022/07/09
Freeman, V (Vianco)
ENM
1647.6
1639.3
B
½
0.56
0.57
-1.9
-2.2
1
2022/07/09
Makhetha, L (Laviens)
WCT
1527.2
1534.2
W
0
0.78
0.78
-25.0
-25.0