CHESS SA Ratings Database

Player tournament rating analysis

Player

Joubert, D (Dantelle)

[201994545] from Western Province (WP)
1603

Rating

Standard

-30.5

Rating change

K = 25.0

1527

Performance

 

Yes

Count for rating

OK

Full Analysis

Item Desctiption
Tournament 2017 South African Closed Chess Championships (Women)
Grand Prix tournament
Tournament format Swiss
Rating type Standard
National/FIDE rated National
Host region Western Province (WP)
Tournament id 20172218
Tournament group id 20172215
Start 2017/12/09
End 2017/12/19
Rated 2017/12/19
Rating 1603
Rated games 11
Rated score 3.5
Rated percent 31.8
Rated Dp -133
Rated average opponent rating 1660.00
Rated performance 1527
Rated expected score (We) 4.72
Rated score difference (Score-We) -1.22
K-factor 25.0
Temporary rating change -30.5
Penalties 0.0
TOTAL RATING CHANGE -30.5
Count for rating OK
Total rated games with White and Black 0
Default wins 0
Default losses (possible penalties) 0
Byes 0
Tournament rank 6
Final position (single) 11
Final position (shared) 11

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/12/09 Oberholzer, M (Marni) 1563 ½ 0.56 -0.06 25.0 -1.5 OK
2 2017/12/10 Fisher, M (Michelle) 1784 WCM 0 0.26 -0.26 25.0 -6.5 OK
3 2017/12/11 Van Niekerk, RJ (Robyn) 1578 1 0.53 0.47 25.0 11.8 OK
4 2017/12/12 Grobbelaar, J (Jacqui) 1482 WPM 1 0.66 0.34 25.0 8.5 OK
5 2017/12/13 Modi, S (Sonia) 1555 WCM ½ 0.57 -0.07 25.0 -1.7 OK
6 2017/12/14 Van Niekerk, MC (Megan) 1582 0 0.53 -0.53 25.0 -13.3 OK
7 2017/12/15 Laubscher, A (Anzel) 1830 WIM 0 0.21 -0.21 25.0 -5.3 OK
8 2017/12/16 Marais, N (Nina) 1584 WUM 0 0.53 -0.53 25.0 -13.3 OK
9 2017/12/17 Frick, D (Denise) 1792 WIM 0 0.25 -0.25 25.0 -6.3 OK
10 2017/12/18 Van Zyl, C (Charlize) 1654 WIM 0 0.43 -0.43 25.0 -10.8 OK
11 2017/12/19 February, JN (Jesse) 1856 WIM ½ 0.19 0.31 25.0 7.8 OK