Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

David Charles Mendelsohn

155022650
Johannesburg Metro (GJM)

Tournament details

Tour Id	20230989
Group Id	20230989
Name	Randburg Autumn Swiss 2023
Section
Rounds	7
Format	Swiss
Type	Standard
Start	2023-04-11
End	2023-05-23
Submitted	2023-05-30
Rated	2023-05-30
Submit age weight	1
Host	Johannesburg Metro (GJM)
Total time	90
Time weight	0.938
Official results	Official results

General

Games	5
Score	3
Percent	60
Dp	85
Aor	1574.5
Perform	1659.5
Penalties	0
Wins	2
Draws	2
Losses	1
White	2
Black	3
White wins	2
Black wins	0
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	5
Final Pos	0
Share Pos	0
Count for rating	Yes

Analysis (Main)

Rating	1638.2
K-factor	20
Score	3
Expected score	2.77
Score - Expected score	0.23
Rating +/-	4.3

Analysis (Type)

Rating	1635
K-factor	20
Score	3
Expected score	2.76
Score - Expected score	0.24
Rating +/-	4.8

Opponents

Round	Date	Opponent	Fed	Title	Main	Type	Col	Res	Main			Type			Cfr
Round	Date	Opponent	Fed	Title	Main	Type	Col	Res	We	Swe	+/-	We	Swe	+/-	Cfr
1	2023-04-11				0	0	X	-1	0	0	0	0	0	0	No (Did not play)
2	2023-04-18	Kunene, O (Oratile)	NNM		1200	1200	W	1	1	0	0	1	0	0	Yes
3	2023-04-25	Kleyn, AE (Andrew)	GE		1704.3	1693.2	B	0.5	0.38	0.12	2.3	0.39	0.11	2.2	Yes
4	2023-05-02	Loon, M (Marc)	GJM		1290	1293.2	W	1	0.95	0.05	0.9	0.94	0.06	1.2	Yes
5	2023-05-09	Mazibuko, K (Khanya)	GJM	CM	1939	1945	B	0.5	0.11	0.39	7.3	0.1	0.4	8	Yes
6	2023-05-16	Metcalfe, AR (Allister)	GJM		1739.3	1737.8	B	0	0.34	-0.34	-6.4	0.34	-0.34	-6.8	Yes
7	2023-05-23				0	0	X	-1	0	0	0	0	0	0	No (Did not play)