Chess South Africa Ratings Database

PLAYER PAGE

Personal

Oostendorff, J (Juandre Keith)

Chess SA id

1000147004

FIDE id

Date of birth

2000-06-12 (Adult)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-02-11

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1245.4	1285.9	1136	1200
Raw rating	1245.4	1285.9	1136	1200
Weighted rating	1245.4	1285.9	1136	1200
Weighted performance	0	0	0	0
Floor	783	785.9	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	155.4	146.7	181.6	165.8
Highest rating	1484.2 2022-10-01	1463.3 2022-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1283 2023-02-01	1285.9 2024-02-01	1200 2019-12-01	1200 2024-02-01
Highest weighted rating	1283 2024-09-01	1285.9 2025-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1484.2 2022-10-01	1463.3 2022-10-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1245.4	1285.9	1136	1200
Analysis
Rating	1245.4	1285.9	1136	1200
Raw rating	1245.4	1285.9	1136	1200
Weighted rating	1245.4	1285.9	1136
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	783	785.9	700	700
Max/Min rating change allowed	155.4	146.7	181.6	165.8
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	1245.4	1285.9	1136	1200
New weighted rating	1245.4	1285.9	1136	1200
New weighted performance	0	0	0	0
Temp new rating	1245.4	1285.9	1136	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1245.4	1285.9	1136	1200
New K-factor	36	36	36	36
New floor	783	785.9	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	9	6	3
	9	9	0
	0	0	0
History	18	15	3

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Winelands (WCW)
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	18	10	55.56	47.2	1240.8	1288
Standard	15	10	66.67	141.7	1243.6	1385.3
Rapid	3	0	0	-425	1226.5	801.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1245.4	1285.9	1136	1200
2025-09-01	1245.4	1285.9	1136	1200
2025-08-01	1245.4	1285.9	1136	1200
2025-07-01	1245.4	1285.9	1136	1200
2025-06-01	1245.4	1285.9	1136	1200
2025-05-01	1245.4	1285.9	1136	1200
2025-04-01	1245.4	1285.9	1136	1200
2025-03-01	1245.4	1285.9	1136	1200
2025-02-01	1245.4	1285.9	1136	1200
2025-01-01	1245.4	1285.9	1136	1200
2024-12-01	1245.4	1285.9	1136	1200
2024-11-01	1245.4	1285.9	1136	1200
2024-10-01	1245.4	1285.9	1136	1200
2024-09-01	1245.4	1285.9	1136	1200
2024-08-01	1245.4	1285.9	1136	1200
2024-07-01	1245.4	1285.9	1136	1200
2024-06-01	1245.4	1285.9	1136	1200
2024-08-01	1245.4	1285.9	1136	1200
2024-04-01	1245.4	1285.9	1136	1200
2024-03-01	1245.4	1285.9	1136	1200
2024-02-01	1245.4	1285.9	1136	1200
2024-01-01	1245.4	1285.9	1136	1200
2023-12-01	1245.4	1285.9	1136	1200
2023-11-01	1245.4	1285.9	1136	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	Langeberg Schools Chess Trials 2023 (Open)	2023-02-11	2023-02-11	Rapid	Cape Winelands (WCW)	3	3	0	Yes	Analysis
2	Marie Delport Memorial 2023 (Open)	2023-01-21	2023-01-21	Standard	Cape Winelands (WCW)	6	6	3.5	Yes	Analysis
3	McGregor Chess December Festival 2022	2022-12-10	2022-12-10	Standard	Cape Winelands (WCW)	4	4	2.5	Yes	Analysis
4	Heritage Chess Open 2022	2022-10-01	2022-10-01	Standard	Cape Winelands (WCW)	5	5	4	Yes	Analysis

#	Games	Start				End
1	6	Tournament McGregor Chess December Festival 2022				Tournament Marie Delport Memorial 2023
		date 2022-12-10	rnd 2	type Standard	result 1	date 2023-01-21	rnd 3	type Standard	result 1
		Opponent Jansen, I (Iyzarah)				Opponent Richter, HL (Heinrich)
2	3	Tournament Heritage Chess Open 2022				Tournament Heritage Chess Open 2022
		date 2022-10-01	rnd 3	type Standard	result 1	date 2022-10-01	rnd 5	type Standard	result 1
		Opponent Cupido, D (Demetrie)				Opponent Visser, D (Denwill)
3	1	Tournament Marie Delport Memorial 2023				Tournament Marie Delport Memorial 2023
		date 2023-01-21	rnd 6	type Standard	result 0.5	date 2023-01-21	rnd 6	type Standard	result 0.5
		Opponent Bresler, C (Conrad)				Opponent Bresler, C (Conrad)

#	Games	Start				End
1	6	Tournament McGregor Chess December Festival 2022				Tournament Marie Delport Memorial 2023
		date 2022-12-10	rnd 2	type Standard	result 1	date 2023-01-21	rnd 3	type Standard	result 1
		Opponent Jansen, I (Iyzarah)				Opponent Richter, HL (Heinrich)
2	3	Tournament Heritage Chess Open 2022				Tournament Heritage Chess Open 2022
		date 2022-10-01	rnd 3	type Standard	result 1	date 2022-10-01	rnd 5	type Standard	result 1
		Opponent Cupido, D (Demetrie)				Opponent Visser, D (Denwill)
3	1	Tournament Marie Delport Memorial 2023				Tournament Marie Delport Memorial 2023
		date 2023-01-21	rnd 6	type Standard	result 0.5	date 2023-01-21	rnd 6	type Standard	result 0.5
		Opponent Bresler, C (Conrad)				Opponent Bresler, C (Conrad)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Marie Delport Memorial 2023				Tournament Marie Delport Memorial 2023
		date 2023-01-21	rnd 1	type Standard	result 1	date 2023-01-21	rnd 3	type Standard	result 1
		Opponent Springveldt, L (Lael)				Opponent Richter, HL (Heinrich)
2	3	Tournament Heritage Chess Open 2022				Tournament Heritage Chess Open 2022
		date 2022-10-01	rnd 3	type Standard	result 1	date 2022-10-01	rnd 5	type Standard	result 1
		Opponent Cupido, D (Demetrie)				Opponent Visser, D (Denwill)
3	2	Tournament McGregor Chess December Festival 2022				Tournament McGregor Chess December Festival 2022
		date 2022-12-10	rnd 2	type Standard	result 1	date 2022-12-10	rnd 3	type Standard	result 1
		Opponent Jansen, I (Iyzarah)				Opponent Robertson, M (Marvin)

#	Games	Start				End
1	3	Tournament Marie Delport Memorial 2023				Tournament Marie Delport Memorial 2023
		date 2023-01-21	rnd 1	type Standard	result 1	date 2023-01-21	rnd 3	type Standard	result 1
		Opponent Springveldt, L (Lael)				Opponent Richter, HL (Heinrich)
2	3	Tournament Heritage Chess Open 2022				Tournament Heritage Chess Open 2022
		date 2022-10-01	rnd 3	type Standard	result 1	date 2022-10-01	rnd 5	type Standard	result 1
		Opponent Cupido, D (Demetrie)				Opponent Visser, D (Denwill)
3	2	Tournament McGregor Chess December Festival 2022				Tournament McGregor Chess December Festival 2022
		date 2022-12-10	rnd 2	type Standard	result 1	date 2022-12-10	rnd 3	type Standard	result 1
		Opponent Jansen, I (Iyzarah)				Opponent Robertson, M (Marvin)

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	Visser ,D (Denwill)	2	1	0	2	1	0	0	0	0	0	0	0
1	Visser ,D (Denwill)	2	1220.3	1220.3	2	1196.5	1220.3	0	0	0	0	0	0
2	Tiemie ,J (Jaheim)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Tiemie ,J (Jaheim)	1	1423.5	998.5	1	1403.8	998.5	0	0	0	0	0	0
3	Bresler ,C (Conrad)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Bresler ,C (Conrad)	1	1160	1160	1	1152.9	1160	0	0	0	0	0	0
4	Cupido ,D (Dante)	1	1	425	1	1	425	0	0	0	0	0	0
4	Cupido ,D (Dante)	1	1202.3	1627.3	1	1201.3	1627.3	0	0	0	0	0	0
5	Farao ,F (Franco)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Farao ,F (Franco)	1	1380	955	1	1382	955	0	0	0	0	0	0
6	Robertson ,J (Jonah)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Robertson ,J (Jonah)	1	1408.7	983.7	1	1395.9	983.7	0	0	0	0	0	0
7	De Koker ,D (Dillan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	De Koker ,D (Dillan)	1	1153.6	1153.6	1	1113.2	1153.6	0	0	0	0	0	0
8	October ,T (Tanisha)	1	1	425	1	1	425	0	0	0	0	0	0
8	October ,T (Tanisha)	1	1130.2	1555.2	1	1106.4	1555.2	0	0	0	0	0	0
9	Robertson ,M (Marvin)	1	1	425	1	1	425	0	0	0	0	0	0
9	Robertson ,M (Marvin)	1	1292.9	1717.9	1	1276.5	1717.9	0	0	0	0	0	0
10	Cupido ,D (Demetrie)	1	1	425	1	1	425	0	0	0	0	0	0
10	Cupido ,D (Demetrie)	1	1162.2	1587.2	1	1126.4	1587.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Oostendorff, J (Juandre Keith)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms