Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Chang-Ying Yang

2100143765
Cape Town (WCT)

Tournament details

Tour Id	20260544
Group Id	20260542
Name	CT Metro North Schools Chess Individual Trials 2026
Section	U17 Girls
Rounds	6
Format	Swiss
Type	Standard
Start	2026-02-14
End	2026-02-15
Submitted	2026-02-27
Rated	2026-03-01
Submit age weight	1
Host	Cape Town
Total time	60
Time weight	0.83
Official results	Official results

General

Games	6
Score	4
Percent	66.7
Dp	141.7
Aor	1358.8
Perform	1500.5
Penalties	0
Wins	4
Draws	0
Losses	2
White	2
Black	4
White wins	1
Black wins	3
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	8
Final Pos	4
Share Pos	3
Count for rating	Yes

Analysis (Main)

Rating	1272.7
K-factor	36
Score	4
Expected score	2.31
Score - Expected score	1.69
Rating +/-	50.4

Analysis (Type)

Rating	1261
K-factor	36
Score	4
Expected score	2.21
Score - Expected score	1.79
Rating +/-	64.3

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	2026-02-14	Mbombo, I (Iyazi)	WCT		1200	1200	B	1	0.54	0.46	13.7	0.53	0.47	16.9	Yes
2	2026-02-14	Smith, S (Shiloh)	WCT		1475	1500.3	W	0	0.31	-0.31	-9.2	0.26	-0.26	-9.5	Yes
3	2026-02-14	Januarie, M (Micherle)	WCT		1186	1199.6	B	1	0.56	0.44	13.2	0.53	0.47	16.9	Yes
4	2026-02-15	Musakwa, C (Courtney)	WCT		1447	1427.5	B	1	0.26	0.74	22.3	0.26	0.74	26.5	Yes
5	2026-02-15	Noethnagel, E (Emma)	WCT		1200	1200	W	1	0.63	0.37	11.2	0.61	0.39	13.9	Yes
6	2026-02-15	Grove, E (Emily)	WCT	WRM	1644.9	1641.3	B	0	0.02	-0.02	-0.7	0.02	-0.02	-0.6	Yes