CHESS SA Ratings Database

Player tournament rating analysis

Player

Nelson, WJH (William)

[178027309] from Tshwane (GTP)
1836

Rating

Standard

-16.4

Rating change

K = 20.0

1627

Performance

 

Yes

Count for rating

OK

Full Analysis

Item Desctiption
Tournament 2017 Alekhine (A)
Grand Prix tournament
Tournament format Swiss
Rating type Standard
National/FIDE rated National
Host region Tshwane (GTP)
Tournament id 20171466
Tournament group id 20171461
Start 2017/08/04
End 2017/08/05
Rated 2017/08/06
Rating 1836
Rated games 5
Rated score 2.5
Rated percent 50.0
Rated Dp 0
Rated average opponent rating 1626.60
Rated performance 1627
Rated expected score (We) 3.32
Rated score difference (Score-We) -0.82
K-factor 20.0
Temporary rating change -16.4
Penalties 0.0
TOTAL RATING CHANGE -16.4
Count for rating OK
Total rated games with White and Black 0
Default wins 0
Default losses (possible penalties) 0
Byes 0
Tournament rank 9
Final position (single) 15
Final position (shared) 13

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/08/04 Cruywagen, D (Dewan) 1444* ½ 0.92 -0.42 20.0 -8.4 OK
2 2017/08/04 Oosthuizen, MJ (Michal) 1444* 1 0.92 0.08 20.0 1.6 OK
3 2017/08/05 Naidoo, T (Tashil) 1444* 1 0.92 0.08 20.0 1.6 OK
4 2017/08/05 Mwale, J (Joseph) 2107 0 0.17 -0.17 20.0 -3.4 OK
5 2017/08/05 Goosen, A (Anton) 1919 CM 0 0.39 -0.39 20.0 -7.8 OK