Chess South Africa Ratings Database

PLAYER PAGE

Personal

Lay, O (Oliver)

Chess SA id

196017265

FIDE id

Date of birth

1996-06-02 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1449.6	1446	1341.1	1341.1
Raw rating	1449.6	1446	1341.1	1341.1
Weighted rating	1420.3	1418.3	1341.1	1341.1
Weighted performance	0	0	0	0
Floor	949.6	946	841.1	841.1
K-factor	32	32	36	36
Min/Max rating change allowed	116.2	116.8	135.6	135.6
Highest rating	1476.3 2018-09-01	1480 2018-09-01	1341.1 2018-05-01	1341.1 2018-05-01
Highest raw rating	1449.6 2025-11-01	1446 2025-11-01	1341.1 2024-02-01	1341.1 2024-02-01
Highest weighted rating	1420.3 2025-11-01	1418.3 2025-11-01	1341.1 2018-05-01	1341.1 2018-05-01
Highest weighted performance	1476.3 2018-09-01	1480 2018-09-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1449.6	1446	1341.1	1341.1
Analysis
Rating	1449.6	1446	1341.1	1341.1
Raw rating	1449.6	1446	1341.1	1341.1
Weighted rating	1420.3	1418.3	1341.1
Weighted performance	0	0	0
K-factor	32	32	36	36
Floor	949.6	946	841.1	841.1
Max/Min rating change allowed	116.2	116.8	135.6	135.6
Games	0	0	0	0
Score	0	0	0	0
Expected score	0	0	0	0
Score-Expected	0	0	0	0
Temp raw +/-	0	0	0	0
Final raw +/-	0	0	0	0
New raw rating	1449.6	1446	1341.1	1341.1
New weighted rating	1422.7	1420.6	1341.1	1341.1
New weighted performance	0	0	0	0
Temp new rating	1449.6	1446	1341.1	1341.1
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1449.6	1446	1341.1	1341.1
New K-factor	32	32	36	36
New floor	949.6	946	841.1	841.1

Item	Main	Standard	Rapid
	0	0	0
	6	6	0
	0	0	0
	6	6	0
	0	0	0
	0	0	0
History	188	181	7

Games since
	Main 6	Standard 6		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1


	Games	Score	%	Dp	AvgOpp	Performance
Main	0	0	0	0	0	0
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

	Games	Score	%	Dp	AvgOpp	Performance
Main	6	3	50	0	1569.7	1569.7
Standard	6	3	50	0	1569.7	1569.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	31	17	54.84	41.1	1434.1	1475.2
Standard	31	17	54.84	41.1	1434.1	1475.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1449.6	1446	1341.1	1341.1
2025-09-30	1417.7	1415.9	1341.1	1341.1
2025-09-01	1417.7	1415.9	1341.1	1341.1
2025-08-01	1417.7	1415.9	1341.1	1341.1
2025-07-01	1417.7	1415.9	1341.1	1341.1
2025-06-01	1417.7	1415.9	1341.1	1341.1
2025-05-01	1417.7	1415.9	1341.1	1341.1
2025-04-01	1417.7	1415.9	1341.1	1341.1
2025-03-01	1417.7	1415.9	1341.1	1341.1
2025-02-01	1417.7	1415.9	1341.1	1341.1
2025-01-01	1417.7	1415.9	1341.1	1341.1
2024-12-01	1417.7	1415.9	1341.1	1341.1
2024-11-01	1417.7	1415.9	1341.1	1341.1
2024-10-01	1417.7	1415.9	1341.1	1341.1
2024-09-01	1417.7	1415.9	1341.1	1341.1
2024-08-01	1417.7	1415.9	1341.1	1341.1
2024-07-01	1417.7	1415.9	1341.1	1341.1
2024-09-01	1417.7	1415.9	1341.1	1341.1
2024-05-01	1417.7	1415.9	1341.1	1341.1
2024-04-01	1417.7	1415.9	1341.1	1341.1
2024-03-01	1417.7	1415.9	1341.1	1341.1
2024-02-01	1417.7	1415.9	1341.1	1341.1
2024-01-01	1417.7	1415.9	1341.1	1341.1
2023-12-01	1417.7	1415.9	1341.1	1341.1

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	UCT Open Chess Championship 2025 (Advanced)	2025-10-10	2025-10-12	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	UCT Open Chess Championship 2025 (Advanced)	2025-10-10	2025-10-12	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
2	Cape of Good Hope Open 2023 (Advanced)	2023-01-28	2023-01-29	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
3	2020 Cape Of Good Hope Open (Prestige)	2020-02-21	2020-02-23	Standard	Cape Town (WCT)	6	4	2	Yes	Analysis
4	2019 Western Province League (B)	2019-07-27	2019-09-07	Standard	Cape Town (WCT)	11	9	4.5	Yes	Analysis
5	2018 Western Province League (B)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	11	2	1.5	Yes	Analysis
6	2018 Western Province League (D)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	11	4	3	Yes	Analysis

#	Games	Start				End
1	4	Tournament Cape of Good Hope Open 2023				Tournament UCT Open Chess Championship 2025
		date 2023-01-29	rnd 6	type Standard	result 1	date 2025-10-11	rnd 3	type Standard	result 1
		Opponent Janse Van Vuuren, T (Terrance)				Opponent Schuller, A (Ashley Marlon)
2	4	Tournament 2018 Western Province League				Tournament 2019 Western Province League
		date 2018-09-01	rnd 7	type Standard	result 1	date 2019-07-27	rnd 2	type Standard	result 0.5
		Opponent Aron, C (Carlton)				Opponent Lotriet, BCD (Brandon)
3	3	Tournament 2020 Cape Of Good Hope Open				Tournament 2020 Cape Of Good Hope Open
		date 2020-02-22	rnd 2	type Standard	result 1	date 2020-02-22	rnd 4	type Standard	result 0.5
		Opponent Cassells, L (Llewellyn)				Opponent Palmer, NJ (Neil Justin)

#	Games	Start				End
1	4	Tournament 2018 Western Province League				Tournament 2019 Western Province League
		date 2018-09-01	rnd 7	type Standard	result 1	date 2019-07-27	rnd 2	type Standard	result 0.5
		Opponent Aron, C (Carlton)				Opponent Lotriet, BCD (Brandon)
2	3	Tournament 2020 Cape Of Good Hope Open				Tournament 2020 Cape Of Good Hope Open
		date 2020-02-22	rnd 2	type Standard	result 1	date 2020-02-22	rnd 4	type Standard	result 0.5
		Opponent Cassells, L (Llewellyn)				Opponent Palmer, NJ (Neil Justin)
3	3	Tournament 2019 Western Province League				Tournament 2019 Western Province League
		date 2019-08-24	rnd 9	type Standard	result 1	date 2019-09-07	rnd 11	type Standard	result 1
		Opponent Diamond, R (Ruben)				Opponent Booysen, DF (Don-Fredo)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2018 Western Province League				Tournament 2018 Western Province League
		date 2018-08-04	rnd 1	type Standard	result 1	date 2018-08-11	rnd 3	type Standard	result 1
		Opponent Matzdorff, T (Terence)				Opponent Joubert, K (Keegan)
2	1	Tournament Cape of Good Hope Open 2023				Tournament Cape of Good Hope Open 2023
		date 2023-01-29	rnd 6	type Standard	result 1	date 2023-01-29	rnd 6	type Standard	result 1
		Opponent Janse Van Vuuren, T (Terrance)				Opponent Janse Van Vuuren, T (Terrance)
3	1	Tournament Cape of Good Hope Open 2023				Tournament Cape of Good Hope Open 2023
		date 2023-01-29	rnd 4	type Standard	result 1	date 2023-01-29	rnd 4	type Standard	result 1
		Opponent Van Staaden, D (Darren)				Opponent Van Staaden, D (Darren)

#	Games	Start				End
1	3	Tournament 2018 Western Province League				Tournament 2018 Western Province League
		date 2018-08-04	rnd 1	type Standard	result 1	date 2018-08-11	rnd 3	type Standard	result 1
		Opponent Matzdorff, T (Terence)				Opponent Joubert, K (Keegan)
2	1	Tournament Cape of Good Hope Open 2023				Tournament Cape of Good Hope Open 2023
		date 2023-01-29	rnd 6	type Standard	result 1	date 2023-01-29	rnd 6	type Standard	result 1
		Opponent Janse Van Vuuren, T (Terrance)				Opponent Janse Van Vuuren, T (Terrance)
3	1	Tournament Cape of Good Hope Open 2023				Tournament Cape of Good Hope Open 2023
		date 2023-01-29	rnd 4	type Standard	result 1	date 2023-01-29	rnd 4	type Standard	result 1
		Opponent Van Staaden, D (Darren)				Opponent Van Staaden, D (Darren)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

Top 10 opponents most often played

#	Opponent	Main			Standard			Rapid			Blitz
		Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp
		Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat
1	Schuller ,A (Ashley Marlon)	1	1	425	1	1	425	0	0	0	0	0	0
1	Schuller ,A (Ashley Marlon)	1	1673.4	2098.4	1	1653.9	2098.4	0	0	0	0	0	0
2	Jaftha ,J (Jeyhlin)	1	1	425	1	1	425	0	0	0	0	0	0
2	Jaftha ,J (Jeyhlin)	1	1322.7	1747.7	1	1323.1	1747.7	0	0	0	0	0	0
3	Aron ,C (Carlton)	1	1	425	1	1	425	0	0	0	0	0	0
3	Aron ,C (Carlton)	1	1092.8	1517.8	1	1092.8	1517.8	0	0	0	0	0	0
4	Baron ,D (Dylan)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Baron ,D (Dylan)	1	1555.3	1130.3	1	1542.4	1130.3	0	0	0	0	0	0
5	Palmer ,NJ (Neil Justin)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Palmer ,NJ (Neil Justin)	1	1366.6	1366.6	1	1368	1366.6	0	0	0	0	0	0
6	De Wit ,M (Marnus)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	De Wit ,M (Marnus)	1	1422.9	997.9	1	1401.5	997.9	0	0	0	0	0	0
7	Raubenheimer ,G (Granton)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Raubenheimer ,G (Granton)	1	1556.9	1131.9	1	1526.3	1131.9	0	0	0	0	0	0
8	Adriaanse ,GJ (Gerswin Jacques)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Adriaanse ,GJ (Gerswin Jacques)	1	1361.5	1361.5	1	1369.5	1361.5	0	0	0	0	0	0
9	Klopper ,B (Ben)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Klopper ,B (Ben)	1	1687	1687	1	1673.3	1687	0	0	0	0	0	0
10	Vengeni ,A (Asanda)	1	1	425	1	1	425	0	0	0	0	0	0
10	Vengeni ,A (Asanda)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Lay, O (Oliver)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms