CHESS SA Ratings Database

Player tournament rating analysis

Player

Marais, N (Nina)

[202020794] from Sedibeng (GSV)
1584

Rating

Standard

+62.4

Rating change

K = 30.0

1727

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 1584
Rated games 11
Rated score 6.5
Rated percent 59.1
Rated Dp 65
Rated average opponent rating 1661.73
Rated performance 1727
Rated expected score (We) 4.42
Rated score difference (Score-We) 2.08
K-factor 30.0
Temporary rating change 62.4
Penalties 0.0
TOTAL RATING CHANGE 62.4
Count for rating OK
Total rated games with White and Black 0
Default wins 0
Default losses (possible penalties) 0
Byes 0
Tournament rank 7
Final position (single) 3
Final position (shared) 3

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/12/09 Frick, D (Denise) 1792 WIM ½ 0.23 0.27 30.0 8.1 OK
2 2017/12/10 Van Zyl, C (Charlize) 1654 WIM ½ 0.40 0.10 30.0 3.0 OK
3 2017/12/11 February, JN (Jesse) 1856 WIM 0 0.17 -0.17 30.0 -5.1 OK
4 2017/12/12 Oberholzer, M (Marni) 1563 1 0.53 0.47 30.0 14.1 OK
5 2017/12/13 Fisher, M (Michelle) 1784 WCM ½ 0.24 0.26 30.0 7.8 OK
6 2017/12/14 Van Niekerk, RJ (Robyn) 1578 ½ 0.51 -0.01 30.0 -0.3 OK
7 2017/12/15 Grobbelaar, J (Jacqui) 1482 WPM ½ 0.64 -0.14 30.0 -4.2 OK
8 2017/12/16 Joubert, D (Dantelle) 1603 WFM 1 0.47 0.53 30.0 15.9 OK
9 2017/12/17 Van Niekerk, MC (Megan) 1582 1 0.50 0.50 30.0 15.0 OK
10 2017/12/18 Laubscher, A (Anzel) 1830 WIM 0 0.19 -0.19 30.0 -5.7 OK
11 2017/12/19 Modi, S (Sonia) 1555 WCM 1 0.54 0.46 30.0 13.8 OK