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

2222

Performance

 

Yes

Count for rating

OK

Analysis

TournamentHostTypeRndsStartRatingGmsScr%DpAORPRatKWeSWeRpmPRpmTRpmCFRReason
JCC Wits 2017 (A) 5 2017/09/10 2135 5 4.5 90.0 366 1856.4 2222 15 3.84 0.66 9.9 0.0 9.9 OK

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/09/10 Phala, AGM (Arthur) 1743* 1 0.92 0.08 15 1.2 OK
2 2017/09/10 Silekwa, SS (Semmy) 1743* 1 0.92 0.08 15 1.2 OK
3 2017/09/10 Khumalo, KB (Keith) 1817 ½ 0.87 -0.37 15 -5.5 OK
4 2017/09/10 Mwale, J (Joseph) 2080 1 0.58 0.42 15 6.3 OK
5 2017/09/10 Bezuidenhout, RR (Roland) 2100 FM 1 0.55 0.45 15 6.7 OK