Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Lange, W (Wihan)

Chess SA id

1090097048

FIDE id

Date of birth

2009-03-31 (U18)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-10-13

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1158.6	1164.8	1200	1120.4
Raw rating	1158.6	1164.8	1200	1120.4
Weighted rating	1158.6	1164.8	1200	1120.4
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	175.9	174.3	165.8	185.7
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-02-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2018-02-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-02-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-02-01	1200 2018-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1158.6	1164.8	1200	1120.4
Analysis
Rating	1158.6	1164.8	1200	1120.4
Raw rating	1158.6	1164.8	1200	1120.4
Weighted rating	1158.6	1164.8	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	175.9	174.3	165.8	185.7
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	1158.6	1164.8	1200	1120.4
New weighted rating	1158.6	1164.8	1200	1120.4
New weighted performance	0	0	0	0
Temp new rating	1158.6	1164.8	1200	1120.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1158.6	1164.8	1200	1120.4
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Blitz
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	16	9	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Mangaung (FMB)
Province	Free State (FS)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	16	5.5	34.38	-132.8	1158.3	1025.5
Standard	9	3.5	38.89	-94.4	1197.6	1103.1
Rapid	0	0	0	0	0	0
Blitz	7	2	28.57	-182.1	1107.9	925.8

Date	Main	Standard	Rapid	Blitz
2025-09-30	1158.6	1164.8	1200	1120.4
2025-09-01	1158.6	1164.8	1200	1120.4
2025-08-01	1158.6	1164.8	1200	1120.4
2025-07-01	1158.6	1164.8	1200	1120.4
2025-06-01	1158.6	1164.8	1200	1120.4
2025-05-01	1158.6	1164.8	1200	1120.4
2025-04-01	1158.6	1164.8	1200	1120.4
2025-03-01	1158.6	1164.8	1200	1120.4
2025-02-01	1158.6	1164.8	1200	1120.4
2025-01-01	1158.6	1164.8	1200	1120.4
2024-12-01	1158.6	1164.8	1200	1120.4
2024-11-01	1158.6	1164.8	1200	1120.4
2024-10-01	1158.6	1164.8	1200	1120.4
2024-09-01	1158.6	1164.8	1200	1120.4
2024-08-01	1158.6	1164.8	1200	1120.4
2024-07-01	1158.6	1164.8	1200	1120.4
2024-06-01	1158.6	1164.8	1200	1120.4
2024-08-01	1158.6	1164.8	1200	1120.4
2024-04-01	1158.6	1164.8	1200	1120.4
2024-03-01	1158.6	1164.8	1200	1120.4
2024-02-01	1158.6	1164.8	1200	1120.4
2024-01-01	1158.6	1164.8	1200	1120.4
2023-12-01	1158.6	1164.8	1200	1120.4
2023-11-01	1158.6	1164.8	1200	1120.4

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	Mangaung Metro Chess12 & 13 October 2018 (F)	2018-10-12	2018-10-13	Standard	Mangaung (FMB)	5	4	2	Yes	Analysis
2	Smart Chess Blitz 2018 (U10)	2018-03-03	2018-03-03	Blitz	Mangaung (FMB)	7	7	2	Yes	Analysis
3	Mangaung Metro Chess 2 & 3 February 2018 (F)	2018-02-02	2018-02-03	Standard	Mangaung (FMB)	5	5	1.5	Yes	Analysis

#	Games	Start				End
1	1	Tournament Mangaung Metro Chess12 & 13 October 2018				Tournament Mangaung Metro Chess12 & 13 October 2018
		date 2018-10-13	rnd 3	type Standard	result 1	date 2018-10-13	rnd 3	type Standard	result 1
		Opponent Van Niekerk, E (Elzebe)				Opponent Van Niekerk, E (Elzebe)
2	1	Tournament Mangaung Metro Chess12 & 13 October 2018				Tournament Mangaung Metro Chess12 & 13 October 2018
		date 2018-10-12	rnd 1	type Standard	result 1	date 2018-10-12	rnd 1	type Standard	result 1
		Opponent Pottas, C (Cornelis)				Opponent Pottas, C (Cornelis)
3	1	Tournament Smart Chess Blitz 2018				Tournament Smart Chess Blitz 2018
		date 2018-03-03	rnd 4	type Blitz	result 1	date 2018-03-03	rnd 4	type Blitz	result 1
		Opponent Van Der Merwe, G (Germari)				Opponent Van Der Merwe, G (Germari)

#	Games	Start				End
1	1	Tournament Mangaung Metro Chess12 & 13 October 2018				Tournament Mangaung Metro Chess12 & 13 October 2018
		date 2018-10-13	rnd 3	type Standard	result 1	date 2018-10-13	rnd 3	type Standard	result 1
		Opponent Van Niekerk, E (Elzebe)				Opponent Van Niekerk, E (Elzebe)
2	1	Tournament Mangaung Metro Chess12 & 13 October 2018				Tournament Mangaung Metro Chess12 & 13 October 2018
		date 2018-10-12	rnd 1	type Standard	result 1	date 2018-10-12	rnd 1	type Standard	result 1
		Opponent Pottas, C (Cornelis)				Opponent Pottas, C (Cornelis)
3	1	Tournament Mangaung Metro Chess 2 & 3 February 2018				Tournament Mangaung Metro Chess 2 & 3 February 2018
		date 2018-02-03	rnd 4	type Standard	result 0.5	date 2018-02-03	rnd 4	type Standard	result 0.5
		Opponent Mstanzima, M (Madiba)				Opponent Mstanzima, M (Madiba)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Smart Chess Blitz 2018				Tournament Smart Chess Blitz 2018
		date 2018-03-03	rnd 4	type Blitz	result 1	date 2018-03-03	rnd 4	type Blitz	result 1
		Opponent Van Der Merwe, G (Germari)				Opponent Van Der Merwe, G (Germari)
2	1	Tournament Smart Chess Blitz 2018				Tournament Smart Chess Blitz 2018
		date 2018-03-03	rnd 1	type Blitz	result 1	date 2018-03-03	rnd 1	type Blitz	result 1
		Opponent Van Niekerk, S (Stian)				Opponent Van Niekerk, S (Stian)

#	Games	Start				End
1	1	Tournament Mangaung Metro Chess12 & 13 October 2018				Tournament Mangaung Metro Chess12 & 13 October 2018
		date 2018-10-13	rnd 3	type Standard	result 1	date 2018-10-13	rnd 3	type Standard	result 1
		Opponent Van Niekerk, E (Elzebe)				Opponent Van Niekerk, E (Elzebe)
2	1	Tournament Mangaung Metro Chess12 & 13 October 2018				Tournament Mangaung Metro Chess12 & 13 October 2018
		date 2018-10-12	rnd 1	type Standard	result 1	date 2018-10-12	rnd 1	type Standard	result 1
		Opponent Pottas, C (Cornelis)				Opponent Pottas, C (Cornelis)
3	1	Tournament Smart Chess Blitz 2018				Tournament Smart Chess Blitz 2018
		date 2018-03-03	rnd 4	type Blitz	result 1	date 2018-03-03	rnd 4	type Blitz	result 1
		Opponent Van Der Merwe, G (Germari)				Opponent Van Der Merwe, G (Germari)

#	Games	Start				End
1	1	Tournament Mangaung Metro Chess12 & 13 October 2018				Tournament Mangaung Metro Chess12 & 13 October 2018
		date 2018-10-13	rnd 3	type Standard	result 1	date 2018-10-13	rnd 3	type Standard	result 1
		Opponent Van Niekerk, E (Elzebe)				Opponent Van Niekerk, E (Elzebe)
2	1	Tournament Mangaung Metro Chess12 & 13 October 2018				Tournament Mangaung Metro Chess12 & 13 October 2018
		date 2018-10-12	rnd 1	type Standard	result 1	date 2018-10-12	rnd 1	type Standard	result 1
		Opponent Pottas, C (Cornelis)				Opponent Pottas, C (Cornelis)
3	1	Tournament Mangaung Metro Chess 2 & 3 February 2018				Tournament Mangaung Metro Chess 2 & 3 February 2018
		date 2018-02-02	rnd 2	type Standard	result 1	date 2018-02-02	rnd 2	type Standard	result 1
		Opponent Du Preez, L (Levis)				Opponent Du Preez, L (Levis)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Smart Chess Blitz 2018				Tournament Smart Chess Blitz 2018
		date 2018-03-03	rnd 4	type Blitz	result 1	date 2018-03-03	rnd 4	type Blitz	result 1
		Opponent Van Der Merwe, G (Germari)				Opponent Van Der Merwe, G (Germari)
2	1	Tournament Smart Chess Blitz 2018				Tournament Smart Chess Blitz 2018
		date 2018-03-03	rnd 1	type Blitz	result 1	date 2018-03-03	rnd 1	type Blitz	result 1
		Opponent Van Niekerk, S (Stian)				Opponent Van Niekerk, S (Stian)

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	Liversage ,C (Corne)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Liversage ,C (Corne)	1	1200	775	1	1200	775	0	0	0	0	0	0
2	Pottas ,C (Cornelis)	1	1	425	1	1	425	0	0	0	0	0	0
2	Pottas ,C (Cornelis)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Mstanzima ,M (Madiba)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Mstanzima ,M (Madiba)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
4	Van Niekerk ,E (Elzebe)	1	1	425	1	1	425	0	0	0	0	0	0
4	Van Niekerk ,E (Elzebe)	1	1131.5	1556.5	1	1118.4	1556.5	0	0	0	0	0	0
5	Herbst ,L (Leone)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Herbst ,L (Leone)	1	1246.3	821.3	1	1262	821.3	0	0	0	0	0	0
6	Van Rooyen ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Van Rooyen ,D (Daniel)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Colbert ,A (Ashlynne)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Colbert ,A (Ashlynne)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Dyason ,V (Vusi)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Dyason ,V (Vusi)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Du Preez ,L (Levis)	1	1	425	1	1	425	0	0	0	0	0	0
9	Du Preez ,L (Levis)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Andrews ,E (Ethan)	1	0	-425	0	0	0	0	0	0	1	0	-425
10	Andrews ,E (Ethan)	1	1200	775	0	0	0	0	0	0	1	1200	775

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

De Lange, W (Wihan)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms