Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Usindiso Mavayi

1080309302
Nelson Mandela Bay (ENM)

Tournament details

Tour Id	20263548
Group Id	20263535
Name	Eastern Cape Closed Championship 2026
Section	U20 Open
Rounds	6
Format	Swiss
Type	Standard
Start	2026-09-25
End	2026-09-26
Submitted	2026-09-30
Rated	2026-10-01
Submit age weight	1
Host	Sarah Baartman (ESB)
Total time	62
Time weight	0.84
Official results	Official results

General

Games	6
Score	4
Percent	66.7
Dp	141.7
Aor	1531.3
Perform	1673
Penalties	0
Wins	3
Draws	2
Losses	1
White	4
Black	2
White wins	3
Black wins	0
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	11
Final Pos	3
Share Pos	3
Count for rating	Yes

Analysis (Main)

Rating	1479.8
K-factor	32
Score	4
Expected score	2.72
Score - Expected score	1.28
Rating +/-	34.3

Analysis (Type)

Rating	1355.6
K-factor	36
Score	4
Expected score	1.89
Score - Expected score	2.11
Rating +/-	76

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	2026-09-25	Jaffray, J (Joseph)	ENM		1700.3	1684.2	W	0.5	0.29	0.21	5.8	0.16	0.34	12.3	Yes
2	2026-09-25	Fourie, N (Neelon)	ESB		1543.3	1543.3	B	0	0.38	-0.38	-10.3	0.24	-0.24	-8.6	Yes
3	2026-09-26	Davids, A (Alzane)	ESB		1395.4	1398.6	W	1	0.64	0.36	9.7	0.49	0.51	18.3	Yes
4	2026-09-26	Mangcotywa, L (Lihle)	ENM		1464.2	1474.8	W	1	0.56	0.44	11.8	0.4	0.6	21.5	Yes
5	2026-09-26	Nyali, A (Amyoli)	EAL		1517.8	1499.8	B	0.5	0.41	0.09	2.3	0.29	0.21	7.5	Yes
6	2026-09-26	Mtshekexe, U (Usemhle)	ENM		1566.7	1559.2	W	1	0.44	0.56	15	0.3	0.7	25	Yes