Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Greef, J (Janus)
Dob:
2006/08/31 (U20)
Gender:
Male
Chess SA id:
106060686
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
Paarl Boys High Chess Festival 2023 (Elite Division)
Tournament id
20232236
Rating type
Standard
Start
2023/10/13
End
2023/10/14
Rounds
6
Total time
60
Time weight
0.83
Total time
Official results
Rating
1416.3
K-factor
36
Average opponent rating
1493.4
Performance
1351.8
Expected score
2.46
Score - Expected score
-0.46
Rating change
-13.7
Rating
1421.8
K-factor
36
Average opponent rating
1484.4
Performance
1342.8
Expected score
2.56
Score - Expected score
-0.56
Rating change
-20.2
Games
6
Score
2.0
%
33.3
Dp
-141,666666666667
Wins
2
Draws
0
Losses
4
Final position
0
Shared position
0
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
6
2023/10/14
Brink, W (Wihan)
WCT
1427.8
1382.5
W
0
0.53
0.59
-15.3
-21.2
5
2023/10/14
Potgieter, W (Werne)
WCW
1648.1
1666.7
B
0
0.19
0.17
-5.5
-6.1
4
2023/10/14
Geyser, K (Kobus)
WCW
1694.2
1666.1
W
0
0.22
0.26
-6.3
-9.4
3
2023/10/13
Slabber, P (Pieter)
NZF
1419.6
1419.7
B
1
0.45
0.46
15.8
19.4
2
2023/10/13
Harmse, D (Deon)
WOS
1581.3
1571.5
W
0
0.35
0.37
-10.1
-13.3
1
2023/10/13
Van Niekerk, J (Jacobus)
WCW
1189.6
1200.0
B
1
0.72
0.72
8.1
10.1