Chess South Africa Ratings Database

PLAYER PAGE

Personal

Buys, J (Johan)

Chess SA id

1760103473

FIDE id

Date of birth

1976-10-09 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-05-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1344.4	1352.6	1503	1300
Raw rating	1344.4	1352.6	1503	1300
Weighted rating	1343.9	1351.7	1501	1299
Weighted performance	0	0	0	0
Floor	844.4	852.6	1003	800
K-factor	36	36	32	36
Min/Max rating change allowed	135	133.4	107.7	143.8
Highest rating	1594.4 2018-06-01	1630 2019-05-01	1638.6 2018-06-01	1300 2024-02-01
Highest raw rating	1344.4 2024-02-01	1352.6 2024-02-01	1503 2024-02-01	1300 2024-02-01
Highest weighted rating	1342.7 2025-08-01	1349.4 2025-08-01	1496.3 2025-08-01	1296.7 2025-08-01
Highest weighted performance	1594.4 2018-06-01	1630 2019-05-01	1638.6 2018-06-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1344.4	1352.6	1503	1300
Analysis
Rating	1344.4	1352.6	1503	1300
Raw rating	1344.4	1352.6	1503	1300
Weighted rating	1343.9	1351.7	1501
Weighted performance	0	0	0
K-factor	36	36	32	36
Floor	844.4	852.6	1003	800
Max/Min rating change allowed	135	133.4	107.7	143.8
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	1344.4	1352.6	1503	1300
New weighted rating	1344.3	1352.3	1502.3	1299.7
New weighted performance	0	0	0	0
Temp new rating	1344.4	1352.6	1503	1300
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1344.4	1352.6	1503	1300
New K-factor	36	36	32	36
New floor	844.4	852.6	1003	800

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	9	3	6

Games since
	Main 0	Standard 0		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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	9	6.5	72.22	188.9	1463.4	1652.3
Standard	3	3	100	425	1192.3	1617.3
Rapid	6	3.5	58.33	70.8	1598.9	1669.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1344.4	1352.6	1503	1300
2025-09-01	1344.4	1352.6	1503	1300
2025-08-01	1344.4	1352.6	1503	1300
2025-07-01	1344.4	1352.6	1503	1300
2025-06-01	1344.4	1352.6	1503	1300
2025-05-01	1344.4	1352.6	1503	1300
2025-04-01	1344.4	1352.6	1503	1300
2025-03-01	1344.4	1352.6	1503	1300
2025-02-01	1344.4	1352.6	1503	1300
2025-01-01	1344.4	1352.6	1503	1300
2024-12-01	1344.4	1352.6	1503	1300
2024-11-01	1344.4	1352.6	1503	1300
2024-10-01	1344.4	1352.6	1503	1300
2024-09-01	1344.4	1352.6	1503	1300
2024-08-01	1344.4	1352.6	1503	1300
2024-07-01	1344.4	1352.6	1503	1300
2024-06-01	1344.4	1352.6	1503	1300
2024-08-01	1344.4	1352.6	1503	1300
2024-04-01	1344.4	1352.6	1503	1300
2024-03-01	1344.4	1352.6	1503	1300
2024-02-01	1344.4	1352.6	1503	1300
2024-01-01	1344.4	1352.6	1503	1300
2023-12-01	1291.6	1256.8	1301.6	1200
2023-11-01	1291.6	1256.8	1301.6	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2019 Western Province Open (Open)	2019-05-25	2019-05-26	Standard	Cape Town (WCT)	6	3	3	Yes	Analysis
2	Eldo Smart Memorial Rapid Tournament 2018	2018-06-16	2018-06-16	Rapid	Cape Town (WCT)	7	6	3.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament Eldo Smart Memorial Rapid Tournament 2018				Tournament Eldo Smart Memorial Rapid Tournament 2018
		date 2018-06-16	rnd 3	type Rapid	result 1	date 2018-06-16	rnd 6	type Rapid	result 0.5
		Opponent Cuthbert, M (Michael)				Opponent Baxter, DJ (David)
2	3	Tournament 2019 Western Province Open				Tournament 2019 Western Province Open
		date 2019-05-25	rnd 1	type Standard	result 1	date 2019-05-25	rnd 3	type Standard	result 1
		Opponent Imrie, D (Daniel)				Opponent Malgas, G (Gladwin)

#	Games	Start				End
1	3	Tournament 2019 Western Province Open				Tournament 2019 Western Province Open
		date 2019-05-25	rnd 1	type Standard	result 1	date 2019-05-25	rnd 3	type Standard	result 1
		Opponent Imrie, D (Daniel)				Opponent Malgas, G (Gladwin)

#	Games	Start				End
1	4	Tournament Eldo Smart Memorial Rapid Tournament 2018				Tournament Eldo Smart Memorial Rapid Tournament 2018
		date 2018-06-16	rnd 3	type Rapid	result 1	date 2018-06-16	rnd 6	type Rapid	result 0.5
		Opponent Cuthbert, M (Michael)				Opponent Baxter, DJ (David)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2019 Western Province Open				Tournament 2019 Western Province Open
		date 2019-05-25	rnd 1	type Standard	result 1	date 2019-05-25	rnd 3	type Standard	result 1
		Opponent Imrie, D (Daniel)				Opponent Malgas, G (Gladwin)
2	3	Tournament Eldo Smart Memorial Rapid Tournament 2018				Tournament Eldo Smart Memorial Rapid Tournament 2018
		date 2018-06-16	rnd 3	type Rapid	result 1	date 2018-06-16	rnd 5	type Rapid	result 1
		Opponent Cuthbert, M (Michael)				Opponent Willenberg, LS (Lauren)

#	Games	Start				End
1	3	Tournament 2019 Western Province Open				Tournament 2019 Western Province Open
		date 2019-05-25	rnd 1	type Standard	result 1	date 2019-05-25	rnd 3	type Standard	result 1
		Opponent Imrie, D (Daniel)				Opponent Malgas, G (Gladwin)

#	Games	Start				End
1	3	Tournament Eldo Smart Memorial Rapid Tournament 2018				Tournament Eldo Smart Memorial Rapid Tournament 2018
		date 2018-06-16	rnd 3	type Rapid	result 1	date 2018-06-16	rnd 5	type Rapid	result 1
		Opponent Cuthbert, M (Michael)				Opponent Willenberg, LS (Lauren)

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	Ariefdien ,D (Dominique)	1	1	425	1	1	425	0	0	0	0	0	0
1	Ariefdien ,D (Dominique)	1	1227.2	1652.2	1	1227.8	1652.2	0	0	0	0	0	0
2	Imrie ,D (Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
2	Imrie ,D (Daniel)	1	1110	1535	1	1106.2	1535	0	0	0	0	0	0
3	Malgas ,G (Gladwin)	1	1	425	1	1	425	0	0	0	0	0	0
3	Malgas ,G (Gladwin)	1	1239.6	1664.6	1	1239.6	1664.6	0	0	0	0	0	0
4	Cuthbert ,M (Michael)	1	1	425	0	0	0	1	1	425	0	0	0
4	Cuthbert ,M (Michael)	1	1266	1691	0	0	0	1	1266	1691	0	0	0
5	Willenberg ,LS (Lauren Shante)	1	1	425	0	0	0	1	1	425	0	0	0
5	Willenberg ,LS (Lauren Shante)	1	1653.2	2078.2	0	0	0	1	1653.2	2078.2	0	0	0
6	Klaasen ,RJ (Robyn Julian)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Klaasen ,RJ (Robyn Julian)	1	1682.5	1257.5	0	0	0	1	1673	1257.5	0	0	0
7	Nyamazana ,A (Archford)	1	1	425	0	0	0	1	1	425	0	0	0
7	Nyamazana ,A (Archford)	1	1409.7	1834.7	0	0	0	1	1200	1834.7	0	0	0
8	Basson ,H (Heinrich)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Basson ,H (Heinrich)	1	1895.2	1470.2	0	0	0	1	1920.4	1470.2	0	0	0
9	Baxter ,DJ (David Jarred)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
9	Baxter ,DJ (David Jarred)	1	1686.6	1686.6	0	0	0	1	1643.6	1686.6	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Buys, J (Johan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms