CHESS SA Ratings Database

Player tournament rating analysis

Player

Grobbelaar, J (Jacqui)

[294011237] from Tshwane (GTP)
1612

Rating

Standard

-5.8

Rating change

K = 25.0

1577

Performance

 

Yes

Count for rating

OK

Full Analysis

Item Desctiption
Tournament 2016 Tshwane Chess Etienne Lewis Trials (Open)
Grand Prix tournament
Tournament format Swiss
Rating type Standard
National/FIDE rated National
Host region Tshwane (GTP)
Tournament id 35613
Tournament group id 35604
Start 2016/09/02
End 2016/09/04
Rated 2016/09/09
Rating 1612
Rated games 5
Rated score 2.0
Rated percent 40.0
Rated Dp -72
Rated average opponent rating 1656.60
Rated performance 1577
Rated expected score (We) 2.23
Rated score difference (Score-We) -0.23
K-factor 25.0
Temporary rating change -5.8
Penalties 0.0
TOTAL RATING CHANGE -5.8
Count for rating OK
Total rated games with White and Black 0
Default wins 0
Default losses (possible penalties) 0
Byes 0
Tournament rank 4
Final position (single) 6
Final position (shared) 6

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2016/09/02 Prinsloo, Mjv (Marthinus) 1401 1 0.77 0.23 25.0 5.8
2 2016/09/03 Du Plessis, H (Heinco) 1956 UM 0 0.12 -0.12 25.0 -3.0
3 2016/09/03 Marais, Dp (Daniel) 1778 0 0.28 -0.28 25.0 -7.0
5 2016/09/04 Nene, Th (Themba) 1883 PM 0 0.17 -0.17 25.0 -4.3
6 2016/09/04 Varden, G (George) 1265 1 0.89 0.11 25.0 2.8