CHESS SA Ratings Database

Player tournament rating analysis

Player

Marais, N (Nina)

[202020794] from Sedibeng (GSV)
1579

Rating

Standard

-12.6

Rating change

K = 30.0

0

Performance

 

Yes

Count for rating

Less than 60% games but negative change

Full Analysis

Item Desctiption
Tournament 2017 South African Open (A)
Grand Prix tournament
Tournament format Swiss
Rating type Standard
National/FIDE rated National
Host region KwaZulu Natal (KZN)
Tournament id 20171380
Tournament group id 20171378
Start 2017/07/14
End 2017/07/22
Rated 2017/07/25
Rating 1579
Rated games 3
Rated score 0.0
Rated percent 25.0
Rated Dp -193
Rated average opponent rating 1903.00
Rated performance 0
Rated expected score (We) 0.42
Rated score difference (Score-We) -0.42
K-factor 30.0
Temporary rating change -12.6
Penalties 0.0
TOTAL RATING CHANGE -12.6
Count for rating Less than 60% games but negative change
Total rated games with White and Black 0
Default wins 0
Default losses (possible penalties) 0
Byes 0
Tournament rank 76
Final position (single) 104
Final position (shared) 104

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/07/14 Mbedza, R (Richard) 1876 1 0.00 0.00 30.0 0.0 Default win
2 2017/07/15 Oberholzer, F (Francois) 2012 0 0.06 -0.06 30.0 -1.8 OK
3 2017/07/15 Southey, AM (Andrew) 1742 0 0.28 -0.28 30.0 -8.4 OK
4 2017/07/16 Mafanya, K (Kulasande) 1982 0 0.08 -0.08 30.0 -2.4 OK
5 2017/07/16 Not paired 0.00 0.00 30.0 0.0 Did not play
6 2017/07/17 Not paired 0.00 0.00 30.0 0.0 Did not play
7 2017/07/18 Not paired 0.00 0.00 30.0 0.0 Did not play
8 2017/07/19 Not paired 0.00 0.00 30.0 0.0 Did not play
9 2017/07/20 Not paired 0.00 0.00 30.0 0.0 Did not play
10 2017/07/21 Not paired 0.00 0.00 30.0 0.0 Did not play
11 2017/07/22 Not paired 0.00 0.00 30.0 0.0 Did not play