CHESS SA Ratings Database

Player tournament rating analysis

Player

De Abreu, RN (Roberto)

[196006193] from Johannesburg Metro (GJM)
2135

Rating

Standard

+9.9

Rating change

K = 15.0

2222

Performance

 

Yes

Count for rating

OK

Full Analysis

Item Desctiption
Tournament JCC Wits 2017 (A)
Grand Prix tournament
Tournament format Swiss
Rating type Standard
National/FIDE rated National
Host region Johannesburg Metro (GJM)
Tournament id 20171869
Tournament group id 20171866
Start 2017/09/10
End 2017/09/10
Rated 2017/09/14
Rating 2135
Rated games 5
Rated score 4.5
Rated percent 90.0
Rated Dp 366
Rated average opponent rating 1856.40
Rated performance 2222
Rated expected score (We) 3.84
Rated score difference (Score-We) 0.66
K-factor 15.0
Temporary rating change 9.9
Penalties 0.0
TOTAL RATING CHANGE 9.9
Count for rating OK
Total rated games with White and Black 0
Default wins 0
Default losses (possible penalties) 0
Byes 0
Tournament rank 5
Final position (single) 3
Final position (shared) 2

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/09/10 Phala, AGM (Arthur) 1743* 1 0.92 0.08 15.0 1.2 OK
2 2017/09/10 Silekwa, SS (Semmy) 1743* 1 0.92 0.08 15.0 1.2 OK
3 2017/09/10 Khumalo, KB (Keith) 1817 ½ 0.87 -0.37 15.0 -5.5 OK
4 2017/09/10 Mwale, J (Joseph) 2080 1 0.58 0.42 15.0 6.3 OK
5 2017/09/10 Bezuidenhout, RR (Roland) 2100 FM 1 0.55 0.45 15.0 6.7 OK