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CHESS SA Ratings Database
Player tournament rating analysis
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Player
Grobbelaar-Oertel, J (Jacqui)
[294011237] from Tshwane (GTP)
1496
Rating
Standard
-14.5
Rating change
K = 25.0
1442
Performance
Yes
Count for rating
OK
Full Analysis
Item
Desctiption
Tournament
2017 Gauteng North Open (A)
Grand Prix tournament
Tournament format
Swiss
Rating type
Standard
National/FIDE rated
National
Host region
Tshwane (GTP)
Tournament id
20172065
Tournament group id
20172062
Start
2017/10/21
End
2017/10/22
Rated
2017/11/01
Rating
1496
Rated games
5
Rated score
2.0
Rated percent
40.0
Rated Dp
-72
Rated average opponent rating
1514.40
Rated performance
1442
Rated expected score (We)
2.58
Rated score difference (Score-We)
-0.58
K-factor
25.0
Temporary rating change
-14.5
Penalties
0.0
TOTAL RATING CHANGE
-14.5
Count for rating
OK
Total rated games with White and Black
0
Default wins
0
Default losses (possible penalties)
0
Byes
0
Tournament rank
16
Final position (single)
19
Final position (shared)
16
Opponents
Rnd
Date
Opponent
Rating
Title
Fed
Col
Res
We
SWe
K
Rpm
CFR
Reason
1
2017/10/21
Bekker, L (Luan)
1278
1
0.78
0.22
25.0
5.5
OK
2
2017/10/21
Zwakala, N (Ntando)
2016
PM
0
0.03
-0.03
25.0
-0.8
OK
3
2017/10/21
Jacobs, CL (Cavan)
1588
0
0.37
-0.37
25.0
-9.3
OK
4
2017/10/22
De Villiers, A (Anri)
1383
0
0.65
-0.65
25.0
-16.3
OK
5
2017/10/22
Marais, DJ (Dawid)
1307
1
0.75
0.25
25.0
6.3
OK