Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Alyssa Bolton

2120138744
Cape Town (WCT)

Tournament details

Tour Id	20250138
Group Id	20250132
Name	CT Metro District East Schools Chess Individuals Trials 2025
Section	U13 Girls
Rounds	6
Format	Swiss
Type	Standard
Start	2025-02-01
End	2025-02-02
Submitted	2025-02-03
Rated	2025-02-03
Submit age weight	1
Host	Cape Town (WCT)
Total time	60
Time weight	0.83
Official results	Official results

General

Games	6
Score	4
Percent	66.7
Dp	141.7
Aor	1237.6
Perform	1379.2
Penalties	0
Wins	4
Draws	0
Losses	2
White	3
Black	3
White wins	3
Black wins	1
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	6
Final Pos	7
Share Pos	5
Count for rating	Yes

Analysis (Main)

Rating	1372.7
K-factor	20
Score	4
Expected score	3.94
Score - Expected score	0.06
Rating +/-	1

Analysis (Type)

Rating	1354
K-factor	20
Score	4
Expected score	3.82
Score - Expected score	0.18
Rating +/-	3.6

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	2025-02-01	Sibidla, S (Simphiwe)	WCT		1030.8	1048.6	W	1	0.94	0.06	1	0.9	0.1	2	Yes
2	2025-02-01	Kobo, A (Alulutho)	WCT		1200	1200	B	0	0.66	-0.66	-11	0.64	-0.64	-12.8	Yes
3	2025-02-01	Peter, S (Sisonke)	WCT		1075.6	1063.9	W	1	0.89	0.11	1.8	0.88	0.12	2.4	Yes
4	2025-02-02	De Silva, A (Alyssa)	WCT		1429.4	1423.5	B	1	0.39	0.61	10.1	0.38	0.62	12.4	Yes
5	2025-02-02	Rule, M (Mikaylah)	WCT		1200	1200	W	1	0.74	0.26	4.3	0.72	0.28	5.6	Yes
6	2025-02-02	Liu, A (Amy)	WCT		1489.7	1484.5	B	0	0.32	-0.32	-5.3	0.31	-0.31	-6.2	Yes