CHESS SA Ratings Database

Player tournament rating analysis

Player

Swartz, DS (David)

[183037083] from Johannesburg Metro (GJM)
1844

Rating

Standard

-45.4

Rating change

K = 20.0

1398

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 1844
Rated games 5
Rated score 2.0
Rated percent 40.0
Rated Dp -72
Rated average opponent rating 1469.80
Rated performance 1398
Rated expected score (We) 4.27
Rated score difference (Score-We) -2.27
K-factor 20.0
Temporary rating change -45.4
Penalties 0.0
TOTAL RATING CHANGE -45.4
Count for rating OK
Total rated games with White and Black 0
Default wins 0
Default losses (possible penalties) 0
Byes 0
Tournament rank 13
Final position (single) 31
Final position (shared) 28

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/09/10 Menyuku, W (William) 1452* 0 0.92 -0.92 20.0 -18.4 OK
2 2017/09/10 Makhubela, L (Linda) 1595 0 0.81 -0.81 20.0 -16.2 OK
3 2017/09/10 Maharaj, A (Ajeet) 1452* 1 0.92 0.08 20.0 1.6 OK
4 2017/09/10 Bucceri, DR (Draven) 1510 1 0.88 0.12 20.0 2.4 OK
5 2017/09/10 Tembo, E (Epah) 1657 0 0.74 -0.74 20.0 -14.8 OK