Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Lange, GL (Gianni)

Chess SA id

106091297

FIDE id

Date of birth

2006-02-27 (U20)

Gender

Male

Region

West Rand (GWR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-07-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1071	1084	1120.7	1200
Raw rating	1071	1084	1120.7	1200
Weighted rating	1070.6	1083.5	1120.6	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	199.3	195.6	185.7	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2019-12-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1071	1084	1120.7	1200
Analysis
Rating	1071	1084	1120.7	1200
Raw rating	1071	1084	1120.7	1200
Weighted rating	1070.6	1083.5	1120.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	199.3	195.6	185.7	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	1071	1084	1120.7	1200
New weighted rating	1070.7	1083.6	1120.6	1200
New weighted performance	0	0	0	0
Temp new rating	1071	1084	1120.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1071	1084	1120.7	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
	10	5	5
	5	5	0
	0	0	0
History	32	27	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	West Rand (GWR)
Province	Gauteng (GT)
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	26	8	30.77	-163.5	1162.7	999.2
Standard	21	7	33.33	-141.7	1164.1	1022.4
Rapid	5	1	20	-255	1157	902
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1071	1084	1120.7	1200
2025-09-01	1071	1084	1120.7	1200
2025-08-01	1071	1084	1120.7	1200
2025-07-01	1071	1084	1120.7	1200
2025-06-01	1071	1084	1120.7	1200
2025-05-01	1071	1084	1120.7	1200
2025-04-01	1071	1084	1120.7	1200
2025-03-01	1071	1084	1120.7	1200
2025-02-01	1071	1084	1120.7	1200
2025-01-01	1070	1082.8	1120.4	1200
2024-12-01	1070	1082.8	1120.4	1200
2024-11-01	1070	1082.8	1120.4	1200
2024-10-01	1070	1082.8	1120.4	1200
2024-09-01	1070	1082.8	1120.4	1200
2024-08-01	1070	1082.8	1120.4	1200
2024-07-01	1070	1082.8	1120.4	1200
2024-06-01	1070	1082.8	1120.4	1200
2024-08-01	1070	1082.8	1120.4	1200
2024-04-01	1070	1082.8	1120.4	1200
2024-03-01	1070	1082.8	1120.4	1200
2024-02-01	1070	1082.8	1120.4	1200
2024-01-01	1070	1082.8	1120.4	1200
2023-12-01	1070	1082.8	1120.4	1200
2023-11-01	1070	1082.8	1120.4	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	D2 School League Finals 2023 (U19)	2023-07-22	2023-07-22	Standard	West Rand (GWR)	5	5	1	Yes	Analysis
2	NWU Super 16 2023 (A)	2023-04-21	2023-04-21	Rapid	Gert Sibande (MGS)	7	5	1	Yes	Analysis
3	D2 Schools Individuals 2022 (U18 Boys)	2022-05-07	2022-05-07	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
4	D2 League Finals 2019 (U13 Mix)	2019-08-03	2019-08-03	Standard	West Rand (GWR)	7	6	3	Yes	Analysis
5	D2 Schools Individuals 2019 (U13)	2019-05-18	2019-05-18	Standard	West Rand (GWR)	5	5	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament D2 School League Finals 2023				Tournament D2 School League Finals 2023
		date 2023-07-22	rnd 4	type Standard	result 1	date 2023-07-22	rnd 4	type Standard	result 1
		Opponent Van Den Heever, N (Natasha)				Opponent Van Den Heever, N (Natasha)
2	1	Tournament NWU Super 16 2023				Tournament NWU Super 16 2023
		date 2023-04-21	rnd 4	type Rapid	result 1	date 2023-04-21	rnd 4	type Rapid	result 1
		Opponent Meyer, L (Luan)				Opponent Meyer, L (Luan)
3	1	Tournament D2 Schools Individuals 2022				Tournament D2 Schools Individuals 2022
		date 2022-05-07	rnd 4	type Standard	result 1	date 2022-05-07	rnd 4	type Standard	result 1
		Opponent Khumalo, P (Phomolo)				Opponent Khumalo, P (Phomolo)

#	Games	Start				End
1	1	Tournament D2 School League Finals 2023				Tournament D2 School League Finals 2023
		date 2023-07-22	rnd 4	type Standard	result 1	date 2023-07-22	rnd 4	type Standard	result 1
		Opponent Van Den Heever, N (Natasha)				Opponent Van Den Heever, N (Natasha)
2	1	Tournament D2 Schools Individuals 2022				Tournament D2 Schools Individuals 2022
		date 2022-05-07	rnd 4	type Standard	result 1	date 2022-05-07	rnd 4	type Standard	result 1
		Opponent Khumalo, P (Phomolo)				Opponent Khumalo, P (Phomolo)
3	1	Tournament D2 Schools Individuals 2022				Tournament D2 Schools Individuals 2022
		date 2022-05-07	rnd 2	type Standard	result 1	date 2022-05-07	rnd 2	type Standard	result 1
		Opponent Rathaga, T (Tebogo)				Opponent Rathaga, T (Tebogo)

#	Games	Start				End
1	1	Tournament NWU Super 16 2023				Tournament NWU Super 16 2023
		date 2023-04-21	rnd 4	type Rapid	result 1	date 2023-04-21	rnd 4	type Rapid	result 1
		Opponent Meyer, L (Luan)				Opponent Meyer, L (Luan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament D2 School League Finals 2023				Tournament D2 School League Finals 2023
		date 2023-07-22	rnd 4	type Standard	result 1	date 2023-07-22	rnd 4	type Standard	result 1
		Opponent Van Den Heever, N (Natasha)				Opponent Van Den Heever, N (Natasha)
2	1	Tournament NWU Super 16 2023				Tournament NWU Super 16 2023
		date 2023-04-21	rnd 4	type Rapid	result 1	date 2023-04-21	rnd 4	type Rapid	result 1
		Opponent Meyer, L (Luan)				Opponent Meyer, L (Luan)
3	1	Tournament D2 Schools Individuals 2022				Tournament D2 Schools Individuals 2022
		date 2022-05-07	rnd 4	type Standard	result 1	date 2022-05-07	rnd 4	type Standard	result 1
		Opponent Khumalo, P (Phomolo)				Opponent Khumalo, P (Phomolo)

#	Games	Start				End
1	1	Tournament D2 School League Finals 2023				Tournament D2 School League Finals 2023
		date 2023-07-22	rnd 4	type Standard	result 1	date 2023-07-22	rnd 4	type Standard	result 1
		Opponent Van Den Heever, N (Natasha)				Opponent Van Den Heever, N (Natasha)
2	1	Tournament D2 Schools Individuals 2022				Tournament D2 Schools Individuals 2022
		date 2022-05-07	rnd 4	type Standard	result 1	date 2022-05-07	rnd 4	type Standard	result 1
		Opponent Khumalo, P (Phomolo)				Opponent Khumalo, P (Phomolo)
3	1	Tournament D2 Schools Individuals 2022				Tournament D2 Schools Individuals 2022
		date 2022-05-07	rnd 2	type Standard	result 1	date 2022-05-07	rnd 2	type Standard	result 1
		Opponent Rathaga, T (Tebogo)				Opponent Rathaga, T (Tebogo)

#	Games	Start				End
1	1	Tournament NWU Super 16 2023				Tournament NWU Super 16 2023
		date 2023-04-21	rnd 4	type Rapid	result 1	date 2023-04-21	rnd 4	type Rapid	result 1
		Opponent Meyer, L (Luan)				Opponent Meyer, L (Luan)

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	Thokane ,T (Tshepo)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Thokane ,T (Tshepo)	2	1275.3	850.3	2	1280.4	850.3	0	0	0	0	0	0
2	Mtimkulu ,TK (Teboho Kingsley)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Mtimkulu ,TK (Teboho Kingsley)	2	1142.4	717.4	2	1141.2	717.4	0	0	0	0	0	0
3	Engelbrecht ,D (Damion)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Engelbrecht ,D (Damion)	1	1187.7	762.7	1	1186	762.7	0	0	0	0	0	0
4	Olifant ,K (Karabo)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Olifant ,K (Karabo)	1	1148.6	723.6	1	1138	723.6	0	0	0	0	0	0
5	Khumalo ,P (Phomolo)	1	1	425	1	1	425	0	0	0	0	0	0
5	Khumalo ,P (Phomolo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Dodo ,M (Mpumelelo)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Dodo ,M (Mpumelelo)	1	1315	890	1	1320.3	890	0	0	0	0	0	0
7	Waldick ,WJ (Wessel)	1	1	425	1	1	425	0	0	0	0	0	0
7	Waldick ,WJ (Wessel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Mokwena ,T (Thapelo)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mokwena ,T (Thapelo)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Van Den Heever ,L (Liana)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Van Den Heever ,L (Liana)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Luiz ,J (Juan)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Luiz ,J (Juan)	1	1176.1	751.1	1	1170.8	751.1	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

De Lange, GL (Gianni)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms