CHESS SA Ratings Database

Player tournament rating analysis

Player

De Abreu, RN (Roberto)

[196006193] from Johannesburg Metro (GJM)
2145

Rating

Standard

-29.1

Rating change

K = 15.0

1896

Performance

 

Yes

Count for rating

OK

Full Analysis

Item Desctiption
Tournament 2017 KCF Africa Team Chess Invitational
Grand Prix tournament
Tournament format Swiss
Rating type Standard
National/FIDE rated National
Host region Tshwane (GTP)
Tournament id 20171974
Tournament group id 20171974
Start 2017/10/05
End 2017/10/08
Rated 2017/10/14
Rating 2145
Rated games 6
Rated score 1.5
Rated percent 25.0
Rated Dp -193
Rated average opponent rating 2088.67
Rated performance 1896
Rated expected score (We) 3.44
Rated score difference (Score-We) -1.94
K-factor 15.0
Temporary rating change -29.1
Penalties 0.0
TOTAL RATING CHANGE -29.1
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) 30
Final position (shared) 29

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/10/05 Mthunzi, B (Brighton) 2000 0 0.69 -0.69 15.0 -10.3 OK
2 2017/10/06 Luanja, G (Geoffrey) 2182 0 0.45 -0.45 15.0 -6.8 OK
3 2017/10/06 Not paired 0.00 0.00 15.0 0.0 Did not play
4 2017/10/07 Goosen, A (Anton) 1950 CM 0 0.75 -0.75 15.0 -11.3 OK
5 2017/10/07 Simulundu, J (Judah) 2159 1 0.48 0.52 15.0 7.8 OK
6 2017/10/08 Mnguni, JD (Jakob) 2151 0 0.49 -0.49 15.0 -7.3 OK
7 2017/10/08 Mwale, J (Joseph) 2090 ½ 0.58 -0.08 15.0 -1.2 OK