Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Ziegenhagen, V (Vian Luke)
Dob:
2008/10/06 (U18)
Gender:
Male
Chess SA id:
108064849
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
2023 South African Junior Closed Chess Championships (U16 Open)
Tournament id
20230682
Rating type
Standard
Start
2023/03/31
End
2023/04/04
Rounds
9
Total time
120
Time weight
1.00
Total time
Official results
Rating
1520.9
K-factor
36
Average opponent rating
1561.7
Performance
1514.5
Expected score
4.11
Score - Expected score
-0.11
Rating change
-4.0
Rating
1510.7
K-factor
36
Average opponent rating
1555.6
Performance
1508.3
Expected score
4.07
Score - Expected score
-0.07
Rating change
-2.5
Games
9
Score
4.0
%
44.4
Dp
-47,2222222222222
Wins
3
Draws
2
Losses
4
Final position
0
Shared position
0
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
9
2023/04/04
Coetsee, D (Dewald)
GTP
1720.5
1720.0
W
0
0.31
0.30
-11.2
-10.8
8
2023/04/03
Steyn, T (Tjaart)
GJM
1493.5
1486.5
B
1
0.49
0.49
18.4
18.4
7
2023/04/03
Goliath, BB (Brimarion)
NBR
1536.3
1531.8
W
½
0.52
0.52
-0.7
-0.7
6
2023/04/02
Gruenenfelder, S (Stiaan)
GE
1368.8
1352.2
B
1
0.64
0.64
13.0
13.0
5
2023/04/02
De Wit, M (Marnus)
WCT
1492.6
1476.8
W
0
0.57
0.58
-20.5
-20.9
4
2023/04/01
Fernandes, M (Marino)
GE
1479.3
1468.2
B
0
0.51
0.51
-18.4
-18.4
3
2023/04/01
Difotso, LR (Lebogang)
NBR
1604.9
1612.4
W
½
0.44
0.42
2.2
2.9
2
2023/03/31
Jones, W (William)
GJM
1615.1
1609.4
B
0
0.35
0.34
-12.6
-12.2
1
2023/03/31
Potgieter, E (Edward)
GJM
1744.6
1742.7
W
1
0.28
0.27
25.9
26.3