CHESS SA Ratings Database

Player tournament rating analysis

Player

Grobbelaar, J (Jacqui)

[294011237] from Tshwane (GTP)
1536

Rating

Standard

+41.5

Rating change

K = 21.1

1907

Performance

 

Yes

Count for rating

OK

Full Analysis

Item Desctiption
Tournament 2018 Waterkloof Open (A)
Grand Prix tournament
Tournament format Swiss
Rating type Standard
National/FIDE rated National
Host region Tshwane (GTP)
Tournament id 20180391
Tournament group id 20180386
Start 2018/03/03
End 2018/03/04
Rated 2018/03/05
Rating 1536
Rated games 5
Rated score 4.0
Rated percent 80.0
Rated Dp 240
Rated average opponent rating 1667.00
Rated performance 1907
Rated expected score (We) 2.03
Rated score difference (Score-We) 1.97
K-factor 21.1
Temporary rating change 41.5
Penalties 0.0
TOTAL RATING CHANGE 41.5
Count for rating OK
Total rated games with White and Black 5
Default wins 0
Default losses (possible penalties) 0
Byes 0
Tournament rank 21
Final position (single) 6
Final position (shared) 3

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2018/03/03 Fourie, B (Brandon) 1408 1 0.67 0.33 21.1 7.0 OK
2 2018/03/03 Mnguni, JD (Jakob) 2208 0 0.01 -0.01 21.1 -0.2 OK
3 2018/03/03 Claassen, J (Jean-Daniel) 1383 1 0.70 0.30 21.1 6.3 OK
4 2018/03/04 Marais, N (Nina) 1631 WUM 1 0.37 0.63 21.1 13.3 OK
5 2018/03/04 Alberts, JA (Jaco) 1705 1 0.28 0.72 21.1 15.2 OK