CHESS SA Ratings Database

Player tournament rating analysis

Player

De Abreu, RN (Roberto)

[196006193] from Johannesburg Metro (GJM)
1902

Rating

Rapid

+14.7

Rating change

K = 30.0

1935

Performance

 

Yes

Count for rating

OK

Full Analysis

Item Desctiption
Tournament 2017 PSS Prestige (Rapid)
Grand Prix tournament
Tournament format Swiss
Rating type Rapid
National/FIDE rated National
Host region Johannesburg Metro (GJM)
Tournament id 20170735
Tournament group id 20170735
Start 2017/04/22
End 2017/04/23
Rated 2017/04/27
Rating 1902
Rated games 9
Rated score 5.0
Rated percent 60.0
Rated Dp 72
Rated average opponent rating 1863.20
Rated performance 1935
Rated expected score (We) 4.51
Rated score difference (Score-We) 0.49
K-factor 30.0
Temporary rating change 14.7
Penalties 0.0
TOTAL RATING CHANGE 14.7
Count for rating OK
Total rated games with White and Black 0
Default wins 0
Default losses (possible penalties) 0
Byes 0
Tournament rank 26
Final position (single) 10
Final position (shared) 8

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/04/22 Makoto, R (Rodwell) 2283 IM 0 0.09 -0.09 30.0 -2.7 OK
2 2017/04/22 Frick, D (Denise) 1780 WIM 1 0.67 0.33 30.0 9.9 OK
3 2017/04/22 Klaver, C (Cornelis) 2102 NM 0 0.24 -0.24 30.0 -7.2 OK
4 2017/04/22 Peretz, L (Leon) 1746 1 0.71 0.29 30.0 8.7 OK
5 2017/04/22 Levy, D (Darren) 1776U 1 0.67 0.33 30.0 9.9 Unrated opp excluded
6 2017/04/22 Pon, M (Matt) 2044 FM 0 0.31 -0.31 30.0 -9.3 OK
7 2017/04/22 Manan, YH (Yoboue Hermann) 2124 0 0.22 -0.22 30.0 -6.6 OK
8 2017/04/23 Tembo, E (Epah) 1670 1 0.79 0.21 30.0 6.3 OK
9 2017/04/23 Van Zyl-Rudd, J (Jack) 1510* FM 1 0.92 0.08 30.0 2.4 OK
10 2017/04/23 Khumalo, KB (Keith) 1857 1 0.56 0.44 30.0 13.2 OK