CHESS SA Ratings Database

Player tournament rating analysis

Player

Ovcina, D (Denis)

[180029222] from Johannesburg Metro (GJM)
2131

Rating

Standard

-21.5

Rating change

K = 10

2025

Performance

 

Yes

Count for rating

OK

Analysis

TournamentHostTypeRndsStartRatingGmsScr%DpAORPRatKWeSWeRpmPRpmTRpmCFRReason
2017 South African Closed Chess Championships (Open) 11 2017/12/09 2131 10 2.0 27.3 -175 2199.8 2025 10 4.15 -2.15 -21.5 0.0 -21.5 OK

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/12/09 Mnguni, JD (Jakob) 2182 0 0.43 -0.43 10 -4.3 OK
2 2017/12/10 Mosetlhe, KK (Kgaugelo) 2207 NM ½ 0.40 0.10 10 1.0 OK
3 2017/12/11 Van Rensburg, RP (Ryan) 2194 IM 0 0.41 -0.41 10 -4.1 OK
4 2017/12/12 Hercules, BV (Benjamin) 2153 NM 0 0.47 -0.47 10 -4.7 OK
5 2017/12/13 Klaasen, CJ (Calvin) 2247 FM ½ 0.34 0.16 10 1.6 OK
6 2017/12/14 Bhawoodien, MO (Mohamed) 2112 FM 0 0.53 -0.53 10 -5.3 OK
7 2017/12/15 Kobese, AKW (Watu) 2315 IM ½ 0.26 0.24 10 2.4 OK
8 2017/12/16 De Villiers, CCA (Charles) 2088 FM 0 0.56 -0.56 10 -5.6 OK
9 2017/12/17 Barrish, D (Daniel) 2202 FM 0 0.40 -0.40 10 -4.0 OK
10 2017/12/18 Mabusela, JM (Johannes) 2239 IM ½ 0.35 0.15 10 1.5 OK
11 2017/12/19 Van Den Heever, DO (Donovan) 2259 IM 1 0.00 0.00 10 0.0 Default win