Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Lange, C (Cheleike)

Chess SA id

2050106511

FIDE id

Date of birth

2005-03-22 (Adult)

Gender

Female

Region

Ekurhuleni (GE)

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	1214.5	1241.3	1040.8	1200
Raw rating	1214.5	1241.3	1040.8	1200
Weighted rating	1214	1240.8	1040.6	1200
Weighted performance	808.2	826.5	0	0
Floor	794.6	794.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	162.4	156.3	208	165.8
Highest rating	1294.6 2022-11-01	1294.2 2022-11-01	1200 2018-02-01	1200 2018-10-01
Highest raw rating	1294.6 2022-11-01	1294.2 2022-11-01	1200 2018-02-01	1200 2024-02-01
Highest weighted rating	1294.6 2024-03-01	1294.2 2024-05-01	1200 2018-02-01	1200 2018-10-01
Highest weighted performance	1221.5 2022-10-01	1240.2 2023-05-01	1200 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1214.5	1241.3	1040.8	1200
Analysis
Rating	1214.5	1241.3	1040.8	1200
Raw rating	1214.5	1241.3	1040.8	1200
Weighted rating	1214	1240.8	1040.6
Weighted performance	808.2	826.5	0
K-factor	36	36	36	36
Floor	794.6	794.2	700	700
Max/Min rating change allowed	162.4	156.3	208	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	1214.5	1241.3	1040.8	1200
New weighted rating	1214.1	1240.9	1040.7	1200
New weighted performance	794.1	819.4	0	0
Temp new rating	1214.5	1241.3	1040.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1214.5	1241.3	1040.8	1200
New K-factor	36	36	36	36
New floor	794.6	794.2	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	25	16	9
	35	29	6
	0	0	0
History	78	58	20

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-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	78	33	42.31	-65.4	1196.3	1130.9
Standard	58	26	44.83	-44	1203.9	1159.9
Rapid	20	7	35	-127.5	1174.3	1046.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1214.5	1241.3	1040.8	1200
2025-09-30	1214.5	1241.3	1040.8	1200
2025-09-01	1214.5	1241.3	1040.8	1200
2025-08-01	1214.5	1241.3	1040.8	1200
2025-07-01	1214.5	1241.3	1040.8	1200
2025-06-01	1214.5	1241.3	1040.8	1200
2025-05-01	1214.5	1241.3	1040.8	1200
2025-04-01	1214.5	1241.3	1040.8	1200
2025-03-01	1214.5	1241.3	1040.8	1200
2025-02-01	1214.5	1241.3	1040.8	1200
2025-01-01	1213.2	1239.9	1040.4	1200
2024-12-01	1213.2	1239.9	1040.4	1200
2024-11-01	1213.2	1239.9	1040.4	1200
2024-10-01	1213.2	1239.9	1040.4	1200
2024-09-01	1213.2	1239.9	1040.4	1200
2024-08-01	1213.2	1239.9	1040.4	1200
2024-07-01	1213.2	1239.9	1040.4	1200
2024-09-01	1213.2	1239.9	1040.4	1200
2024-05-01	1213.2	1239.9	1040.4	1200
2024-04-01	1213.2	1239.9	1040.4	1200
2024-03-01	1213.2	1239.9	1040.4	1200
2024-02-01	1213.2	1239.9	1040.4	1200
2024-01-01	1213.2	1239.9	1040.4	1200
2023-12-01	1213.2	1239.9	1040.4	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	Ekurhuleni North High Schools Girls District Team Finals 2023 (U18)	2023-07-22	2023-07-22	Standard	Ekurhuleni (GE)	6	6	1	Yes	Analysis
2	Gauteng Schools Individual Finals 2023 (U18 Girls)	2023-05-27	2023-05-27	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
3	Ekurhuleni North Schools Individual Finals 2023 (U18 Girls)	2023-05-13	2023-05-13	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
4	Benoni Cluster High School League 2023 (U19 Open)	2023-05-06	2023-05-06	Rapid	Ekurhuleni (GE)	5	5	1	Yes	Analysis
5	Benoni Cluster High School League 2023 (U18 Girls)	2023-05-06	2023-05-06	Rapid	Ekurhuleni (GE)	5	4	2	Yes	Analysis
6	ACB Tournament 2022 (A)	2022-10-07	2022-10-08	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
7	Ekurhuleni Chess Springs Club Open 2022 (E)	2022-09-03	2022-09-03	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
8	Ekurhuleni-North Schools Teams 2022 (U18)	2022-08-13	2022-08-13	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
9	ACB Invitation Chess Tournament 2022 (U15)	2022-06-11	2022-06-11	Standard	Ekurhuleni (GE)	5	0	0	No	Analysis
10	2022 Gauteng Schools Individual Chess Championship (U18 Girls)	2022-06-18	2022-06-18	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
11	Ekurhuleni-North Schools Finals Indiv 2022 (U18 Girls)	2022-05-14	2022-05-14	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
12	Benoni Cluster HS Individuals 2022 (U18 Girls)	2022-05-07	2022-05-07	Rapid	Ekurhuleni (GE)	7	6	3	Yes	Analysis
13	Ekurhuleni Chess Open 2022 (C)	2022-01-08	2022-01-08	Standard	Ekurhuleni (GE)	5	5	1.5	Yes	Analysis
14	2019 Boksburg Chess Club Round Robin (O)	2019-09-28	2019-09-28	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
15	Springs Open 2019 (B)	2019-08-31	2019-08-31	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
16	Boksburg Chess Club Open 2019 (B)	2019-07-13	2019-07-13	Standard	Ekurhuleni (GE)	5	4	0	Yes	Analysis
17	Springs Chess Club Rapid 2018	2018-09-22	2018-09-22	Rapid	Ekurhuleni (GE)	6	5	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Gauteng Schools Individual Finals 2023
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-05-27	rnd 1	type Standard	result 1
		Opponent Ngobeni, T (Tshembo)				Opponent Milanza, A (Alinah)
2	4	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni Chess Springs Club Open 2022
		date 2022-08-13	rnd 4	type Standard	result 1	date 2022-09-03	rnd 3	type Standard	result 1
		Opponent Mohlala, K (Kgahlego)				Opponent Mashigo, P (Paballo)
3	3	Tournament 2022 Gauteng Schools Individual Chess Championship				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-06-18	rnd 5	type Standard	result 0.5	date 2022-08-13	rnd 2	type Standard	result 1
		Opponent Letshwene, G (Gogontle)				Opponent Makhubela, ONV (Onkgopole Nyeleti Vulan)

#	Games	Start				End
1	4	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Gauteng Schools Individual Finals 2023
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-05-27	rnd 1	type Standard	result 1
		Opponent Ngobeni, T (Tshembo)				Opponent Milanza, A (Alinah)
2	4	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni Chess Springs Club Open 2022
		date 2022-08-13	rnd 4	type Standard	result 1	date 2022-09-03	rnd 3	type Standard	result 1
		Opponent Mohlala, K (Kgahlego)				Opponent Mashigo, P (Paballo)
3	3	Tournament 2022 Gauteng Schools Individual Chess Championship				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-06-18	rnd 5	type Standard	result 0.5	date 2022-08-13	rnd 2	type Standard	result 1
		Opponent Letshwene, G (Gogontle)				Opponent Makhubela, ONV (Onkgopole Nyeleti Vulan)

#	Games	Start				End
1	2	Tournament Benoni Cluster HS Individuals 2022				Tournament Benoni Cluster High School League 2023
		date 2022-05-07	rnd 7	type Rapid	result 1	date 2023-05-06	rnd 1	type Rapid	result 1
		Opponent Dos Ramos, J (Jasmine)				Opponent Mendes, A (Annabella)
2	1	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 5	type Rapid	result 1	date 2023-05-06	rnd 5	type Rapid	result 1
		Opponent Bothma, L (Liandri)				Opponent Bothma, L (Liandri)
3	1	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 2	type Rapid	result 1	date 2023-05-06	rnd 2	type Rapid	result 1
		Opponent Vorster, R (Ruan)				Opponent Vorster, R (Ruan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Gauteng Schools Individual Finals 2023
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-05-27	rnd 1	type Standard	result 1
		Opponent Ngobeni, T (Tshembo)				Opponent Milanza, A (Alinah)
2	4	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni Chess Springs Club Open 2022
		date 2022-08-13	rnd 4	type Standard	result 1	date 2022-09-03	rnd 3	type Standard	result 1
		Opponent Mohlala, K (Kgahlego)				Opponent Mashigo, P (Paballo)
3	3	Tournament Benoni Cluster HS Individuals 2022				Tournament Ekurhuleni-North Schools Finals Indiv 2022
		date 2022-05-07	rnd 7	type Rapid	result 1	date 2022-05-14	rnd 2	type Standard	result 1
		Opponent Dos Ramos, J (Jasmine)				Opponent Makhubela, ONV (Onkgopole Nyeleti Vulan)

#	Games	Start				End
1	4	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Gauteng Schools Individual Finals 2023
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-05-27	rnd 1	type Standard	result 1
		Opponent Ngobeni, T (Tshembo)				Opponent Milanza, A (Alinah)
2	4	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni Chess Springs Club Open 2022
		date 2022-08-13	rnd 4	type Standard	result 1	date 2022-09-03	rnd 3	type Standard	result 1
		Opponent Mohlala, K (Kgahlego)				Opponent Mashigo, P (Paballo)
3	2	Tournament ACB Tournament 2022				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2022-10-08	rnd 5	type Standard	result 1	date 2023-05-13	rnd 1	type Standard	result 1
		Opponent Cannon, NC (Natalie Christene)				Opponent Taylor, J (Jordan)

#	Games	Start				End
1	2	Tournament Benoni Cluster HS Individuals 2022				Tournament Benoni Cluster High School League 2023
		date 2022-05-07	rnd 7	type Rapid	result 1	date 2023-05-06	rnd 1	type Rapid	result 1
		Opponent Dos Ramos, J (Jasmine)				Opponent Mendes, A (Annabella)
2	1	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 5	type Rapid	result 1	date 2023-05-06	rnd 5	type Rapid	result 1
		Opponent Bothma, L (Liandri)				Opponent Bothma, L (Liandri)
3	1	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 2	type Rapid	result 1	date 2023-05-06	rnd 2	type Rapid	result 1
		Opponent Vorster, R (Ruan)				Opponent Vorster, R (Ruan)

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	Mabaso ,F (Felicity)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
1	Mabaso ,F (Felicity)	3	1358.7	1217	3	1350.4	1217	0	0	0	0	0	0
2	Singh ,K (Kimberly)	3	1	-141.7	2	1	0	1	0	-425	0	0	0
2	Singh ,K (Kimberly)	3	1209.8	1068.1	2	1222	1209.8	1	1200	784.8	0	0	0
3	Nickols ,C (Corneil)	3	0	-425	2	0	-425	1	0	-425	0	0	0
3	Nickols ,C (Corneil)	3	976.6	551.6	2	1080.4	551.6	1	500	551.6	0	0	0
4	Hlungwane ,K (Khanyiso)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Hlungwane ,K (Khanyiso)	2	1290	865	2	1283.7	865	0	0	0	0	0	0
5	Putter ,N (Nadine)	2	2	425	2	2	425	0	0	0	0	0	0
5	Putter ,N (Nadine)	2	1194.5	1619.5	2	1193.4	1619.5	0	0	0	0	0	0
6	Makhubela ,ONV (Onkgopole Nyeleti Vulan)	2	2	425	2	2	425	0	0	0	0	0	0
6	Makhubela ,ONV (Onkgopole Nyeleti Vulan)	2	1171.4	1596.4	2	1171.8	1596.4	0	0	0	0	0	0
7	Nel ,H (Hayley)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Nel ,H (Hayley)	2	1615.6	1190.6	2	1602	1190.6	0	0	0	0	0	0
8	Terblanche ,A (Annika)	2	1.5	212.5	1	0.5	0	1	1	425	0	0	0
8	Terblanche ,A (Annika)	2	1275.9	1488.4	1	1255.2	1275.9	1	618.4	1700.9	0	0	0
9	Bothma ,L (Liandri)	2	1	0	0	0	0	2	1	0	0	0	0
9	Bothma ,L (Liandri)	2	1036.5	1036.5	0	0	0	2	591.6	1036.5	0	0	0
10	Van Der Walt ,T (Tjaart)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Van Der Walt ,T (Tjaart)	1	1200	1200	1	1200	1200	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

De Lange, C (Cheleike)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms