CHESS SA Ratings Database

Player tournament rating analysis

Player

De Villiers, OA (Ockert)

[197006856] from Sedibeng (GSV)
1590

Rating

Standard

-6.0

Rating change

K = 25.0

1617

Performance

 

Yes

Count for rating

OK

Full Analysis

Item Desctiption
Tournament 2017 Heidelberg Open (Prestige)
Grand Prix tournament
Tournament format Swiss
Rating type Standard
National/FIDE rated National
Host region Sedibeng (GSV)
Tournament id 20170140
Tournament group id 20170135
Start 2017/02/10
End 2017/02/12
Rated 2017/02/14
Rating 1590
Rated games 5
Rated score 1.0
Rated percent 20.0
Rated Dp -240
Rated average opponent rating 1857.40
Rated performance 1617
Rated expected score (We) 1.24
Rated score difference (Score-We) -0.24
K-factor 25.0
Temporary rating change -6.0
Penalties 0.0
TOTAL RATING CHANGE -6.0
Count for rating OK
Total rated games with White and Black 0
Default wins 0
Default losses (possible penalties) 0
Byes 0
Tournament rank 11
Final position (single) 12
Final position (shared) 12

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/02/10 Mosetlhe, KK (Kgaugelo) 2189 NM 0 0.02 -0.02 25.0 -0.5 OK
2 2017/02/11 Wilken, JB (Justin) 1849 0 0.18 -0.18 25.0 -4.5 OK
3 2017/02/11 Marais, N (Nina) 1537 WUM 1 0.57 0.43 25.0 10.8 OK
4 2017/02/12 Bezuidenhout, RR (Roland) 2062 FM 0 0.05 -0.05 25.0 -1.3 OK
5 2017/02/12 Jacobs, CL (Cavan) 1650 0 0.42 -0.42 25.0 -10.5 OK