Chess South Africa Ratings Database

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Personal

De Lange, OB (Oden )

Chess SA id

1060096912

FIDE id

Date of birth

2006-03-31 (U20)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-02-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1171.2	1184.4	1172.4	1200
Raw rating	1171.2	1184.4	1172.4	1200
Weighted rating	1171.2	1184.4	1172.4	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	172.8	169.5	172.5	165.8
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1171.2	1184.4	1172.4	1200
Analysis
Rating	1171.2	1184.4	1172.4	1200
Raw rating	1171.2	1184.4	1172.4	1200
Weighted rating	1171.2	1184.4	1172.4
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	172.8	169.5	172.5	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	1171.2	1184.4	1172.4	1200
New weighted rating	1171.2	1184.4	1172.4	1200
New weighted performance	0	0	0	0
Temp new rating	1171.2	1184.4	1172.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1171.2	1184.4	1172.4	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	11	6	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	11	6.5	59.09	77.3	971.2	1048.4
Standard	6	3.5	58.33	70.8	1021.4	1092.2
Rapid	5	3	60	85	910.9	995.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1171.2	1184.4	1172.4	1200
2025-09-01	1171.2	1184.4	1172.4	1200
2025-08-01	1171.2	1184.4	1172.4	1200
2025-07-01	1171.2	1184.4	1172.4	1200
2025-06-01	1171.2	1184.4	1172.4	1200
2025-05-01	1171.2	1184.4	1172.4	1200
2025-04-01	1171.2	1184.4	1172.4	1200
2025-03-01	1171.2	1184.4	1172.4	1200
2025-02-01	1171.2	1184.4	1172.4	1200
2025-01-01	1171.2	1184.4	1172.4	1200
2024-12-01	1171.2	1184.4	1172.4	1200
2024-11-01	1171.2	1184.4	1172.4	1200
2024-10-01	1171.2	1184.4	1172.4	1200
2024-09-01	1171.2	1184.4	1172.4	1200
2024-08-01	1171.2	1184.4	1172.4	1200
2024-07-01	1171.2	1184.4	1172.4	1200
2024-06-01	1171.2	1184.4	1172.4	1200
2024-08-01	1171.2	1184.4	1172.4	1200
2024-04-01	1171.2	1184.4	1172.4	1200
2024-03-01	1171.2	1184.4	1172.4	1200
2024-02-01	1171.2	1184.4	1172.4	1200
2024-01-01	1171.2	1184.4	1172.4	1200
2023-12-01	1171.2	1184.4	1172.4	1200
2023-11-01	1171.2	1184.4	1172.4	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	District North Schools Chess Open Trials 2018 (U13)	2018-02-09	2018-02-10	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
2	Welgemoed Chess Challenge 2018 (U14)	2018-02-24	2018-02-24	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament District North Schools Chess Open Trials 2018				Tournament District North Schools Chess Open Trials 2018
		date 2018-02-10	rnd 3	type Standard	result 1	date 2018-02-10	rnd 5	type Standard	result 1
		Opponent Philotie, K (Keron)				Opponent Coetzee, C (Chelsea)
2	2	Tournament Welgemoed Chess Challenge 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-24	rnd 1	type Rapid	result 1	date 2018-02-24	rnd 2	type Rapid	result 1
		Opponent Masabo, I (Inathi)				Opponent Hlakaza, O (Okuhle)
3	1	Tournament Welgemoed Chess Challenge 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-24	rnd 5	type Rapid	result 1	date 2018-02-24	rnd 5	type Rapid	result 1
		Opponent Ngcakane, O (Onwabe)				Opponent Ngcakane, O (Onwabe)

#	Games	Start				End
1	3	Tournament District North Schools Chess Open Trials 2018				Tournament District North Schools Chess Open Trials 2018
		date 2018-02-10	rnd 3	type Standard	result 1	date 2018-02-10	rnd 5	type Standard	result 1
		Opponent Philotie, K (Keron)				Opponent Coetzee, C (Chelsea)
2	1	Tournament District North Schools Chess Open Trials 2018				Tournament District North Schools Chess Open Trials 2018
		date 2018-02-09	rnd 1	type Standard	result 1	date 2018-02-09	rnd 1	type Standard	result 1
		Opponent Yonga, M (Minha)				Opponent Yonga, M (Minha)

#	Games	Start				End
1	2	Tournament Welgemoed Chess Challenge 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-24	rnd 1	type Rapid	result 1	date 2018-02-24	rnd 2	type Rapid	result 1
		Opponent Masabo, I (Inathi)				Opponent Hlakaza, O (Okuhle)
2	1	Tournament Welgemoed Chess Challenge 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-24	rnd 5	type Rapid	result 1	date 2018-02-24	rnd 5	type Rapid	result 1
		Opponent Ngcakane, O (Onwabe)				Opponent Ngcakane, O (Onwabe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Welgemoed Chess Challenge 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-24	rnd 1	type Rapid	result 1	date 2018-02-24	rnd 2	type Rapid	result 1
		Opponent Masabo, I (Inathi)				Opponent Hlakaza, O (Okuhle)
2	1	Tournament Welgemoed Chess Challenge 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-24	rnd 5	type Rapid	result 1	date 2018-02-24	rnd 5	type Rapid	result 1
		Opponent Ngcakane, O (Onwabe)				Opponent Ngcakane, O (Onwabe)
3	1	Tournament District North Schools Chess Open Trials 2018				Tournament District North Schools Chess Open Trials 2018
		date 2018-02-10	rnd 5	type Standard	result 1	date 2018-02-10	rnd 5	type Standard	result 1
		Opponent Coetzee, C (Chelsea)				Opponent Coetzee, C (Chelsea)

#	Games	Start				End
1	1	Tournament District North Schools Chess Open Trials 2018				Tournament District North Schools Chess Open Trials 2018
		date 2018-02-10	rnd 5	type Standard	result 1	date 2018-02-10	rnd 5	type Standard	result 1
		Opponent Coetzee, C (Chelsea)				Opponent Coetzee, C (Chelsea)
2	1	Tournament District North Schools Chess Open Trials 2018				Tournament District North Schools Chess Open Trials 2018
		date 2018-02-10	rnd 3	type Standard	result 1	date 2018-02-10	rnd 3	type Standard	result 1
		Opponent Philotie, K (Keron)				Opponent Philotie, K (Keron)
3	1	Tournament District North Schools Chess Open Trials 2018				Tournament District North Schools Chess Open Trials 2018
		date 2018-02-09	rnd 1	type Standard	result 1	date 2018-02-09	rnd 1	type Standard	result 1
		Opponent Yonga, M (Minha)				Opponent Yonga, M (Minha)

#	Games	Start				End
1	2	Tournament Welgemoed Chess Challenge 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-24	rnd 1	type Rapid	result 1	date 2018-02-24	rnd 2	type Rapid	result 1
		Opponent Masabo, I (Inathi)				Opponent Hlakaza, O (Okuhle)
2	1	Tournament Welgemoed Chess Challenge 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-24	rnd 5	type Rapid	result 1	date 2018-02-24	rnd 5	type Rapid	result 1
		Opponent Ngcakane, O (Onwabe)				Opponent Ngcakane, O (Onwabe)

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	Philotie ,K (Keron)	1	1	425	1	1	425	0	0	0	0	0	0
1	Philotie ,K (Keron)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Mnyasta ,T (Tezihano)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Mnyasta ,T (Tezihano)	1	1217.1	792.1	1	1214.5	792.1	0	0	0	0	0	0
3	Fillies ,K (Keshe)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Fillies ,K (Keshe)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
4	Perkins ,R (Ryan)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Perkins ,R (Ryan)	1	811.4	386.4	1	811.4	386.4	0	0	0	0	0	0
5	Coetzee ,C (Chelsea)	1	1	425	1	1	425	0	0	0	0	0	0
5	Coetzee ,C (Chelsea)	1	500	925	1	500	925	0	0	0	0	0	0
6	Yonga ,M (Minha)	1	1	425	1	1	425	0	0	0	0	0	0
6	Yonga ,M (Minha)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Ngcakane ,O (Onwabe)	1	1	425	0	0	0	1	1	425	0	0	0
7	Ngcakane ,O (Onwabe)	1	511.6	936.6	0	0	0	1	511.6	936.6	0	0	0
8	Masabo ,I (Inathi)	1	1	425	0	0	0	1	1	425	0	0	0
8	Masabo ,I (Inathi)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Steenkamp ,W (Wessel)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Steenkamp ,W (Wessel)	1	1093.9	668.9	0	0	0	1	1061.2	668.9	0	0	0
10	Hlakaza ,O (Okuhle)	1	1	425	0	0	0	1	1	425	0	0	0
10	Hlakaza ,O (Okuhle)	1	549.2	974.2	0	0	0	1	549.2	974.2	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

De Lange, OB (Oden )

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms