Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Lange, C (Christo)

Chess SA id

160006655

FIDE id

Date of birth

1960-01-26 (Adult)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-10-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1574.3	1561.3	1578.4	1596.1
Raw rating	1574.3	1561.3	1578.4	1596.1
Weighted rating	1574	1560.6	1576.7	1591.3
Weighted performance	1226	1128.3	0	0
Floor	1126	1126	1126	1126
K-factor	28	28	28	28
Min/Max rating change allowed	97.3	99.1	96.7	94.3
Highest rating	1626 2018-01-01	1626 2018-01-01	1626 2019-05-01	1626 2019-05-01
Highest raw rating	1626 2018-01-01	1626 2018-01-01	1626 2019-12-01	1626 2024-02-01
Highest weighted rating	1626 2018-01-01	1626 2018-01-01	1626 2019-05-01	1626 2019-05-01
Highest weighted performance	1590.2 2018-02-01	1589.8 2018-02-01	1490.8 2023-08-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1574.3	1561.3	1578.4	1596.1
Analysis
Rating	1574.3	1561.3	1578.4	1596.1
Raw rating	1574.3	1561.3	1578.4	1596.1
Weighted rating	1574	1560.6	1576.7
Weighted performance	1226	1128.3	0
K-factor	28	28	28	28
Floor	1126	1126	1126	1126
Max/Min rating change allowed	97.3	99.1	96.7	94.3
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	1574.3	1561.3	1578.4	1596.1
New weighted rating	1573.9	1560.6	1576.7	1591.2
New weighted performance	1217.7	1119.4	0	0
Temp new rating	1574.3	1561.3	1578.4	1596.1
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1574.3	1561.3	1578.4	1596.1
New K-factor	28	28	28	28
New floor	1126	1126	1126	1126

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	27	15	5	7
	12	0	12	0
	0	0	0	0
	0	0	0	0
History	349	307	22	20

Games since
	Main 27	Standard 15		Rapid 5		Blitz 7
Gender	Male
Age group	Adult
Region	Mangaung (FMB)
Province	Free State (FS)
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	64	35	54.69	39.8	1475.3	1515.2
Standard	40	25	62.5	106.2	1449.9	1556.2
Rapid	17	8	47.06	-25	1548.6	1523.6
Blitz	7	2	28.57	-182.1	1442.7	1260.6

Date	Main	Standard	Rapid	Blitz
2025-11-01	1574.3	1561.3	1578.4	1596.1
2025-09-30	1574.3	1561.3	1578.4	1596.1
2025-09-01	1574.3	1561.3	1578.4	1596.1
2025-08-01	1574.3	1561.3	1578.4	1596.1
2025-07-01	1574.3	1561.3	1578.4	1596.1
2025-06-01	1574.3	1561.3	1578.4	1596.1
2025-05-01	1574.3	1561.3	1578.4	1596.1
2025-04-01	1574.3	1561.3	1578.4	1596.1
2025-03-01	1574.2	1561.3	1578.4	1596.1
2025-02-01	1573.8	1561.3	1578.1	1592.9
2025-01-01	1568.8	1561.3	1563.7	1535.6
2024-12-01	1568.8	1561.3	1563.7	1535.6
2024-11-01	1568.8	1561.3	1563.7	1535.6
2024-10-01	1551.9	1548.1	1563.7	1535.6
2024-09-01	1564.7	1548.1	1563.7	1626
2024-08-01	1585.6	1561	1586.7	1626
2024-07-01	1585.6	1561	1586.7	1626
2024-09-01	1585.6	1561	1586.7	1626
2024-05-01	1585.6	1564.9	1586.7	1626
2024-04-01	1585.6	1564.9	1586.7	1626
2024-03-01	1585.6	1564.9	1586.7	1626
2024-02-01	1585.6	1564.9	1586.7	1626
2024-01-01	1585.6	1564.9	1586.7	1626
2023-12-01	1567.6	1559.3	1581.8	1626

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 Chess 11-12 October 2024 (A)	2024-10-11	2024-10-12	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
2	Smart Chess Blitz 2024 (A)	2024-09-07	2024-09-07	Blitz	Mangaung (FMB)	7	7	2	Yes	Analysis
3	Mangaung Metro Chess 3 August 2024 (A)	2024-08-03	2024-08-03	Rapid	Mangaung (FMB)	5	5	3.5	Yes	Analysis
4	Morris Club Championship 2024	2024-07-26	2024-07-27	Standard	Mangaung (FMB)	5	5	3.5	Yes	Analysis
5	10th Piet van Zyl Chess Festival 2024 (A+B)	2024-05-24	2024-05-25	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
6	St Andrews 19 August 2023 (A)	2023-08-19	2023-08-19	Rapid	Mangaung (FMB)	5	5	3.5	Yes	Analysis
7	Kiriakos Michalakis Rapid 2023 (Prestige)	2023-08-05	2023-08-05	Rapid	Mangaung (FMB)	7	7	1	Yes	Analysis
8	Frances Baard Chess Open 2020 (A)	2020-02-01	2020-02-01	Standard	Frances Baard (NCF)	5	5	2.5	Yes	Analysis
9	Morris Club Tournament 2020	2020-02-15	2020-02-15	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
10	Morris Club Challenge 2019	2019-02-16	2019-02-16	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
11	Mangaung Metro Chess 18-19 January 2019 (A)	2019-01-18	2019-01-19	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
12	Morris Club Challenge 2018	2018-02-17	2018-02-17	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis

#	Games	Start				End
1	5	Tournament St Andrews 19 August 2023				Tournament 10th Piet van Zyl Chess Festival 2024
		date 2023-08-19	rnd 5	type Rapid	result 0.5	date 2024-05-25	rnd 4	type Standard	result 0.5
		Opponent Rossouw, J (Johrne)				Opponent Kobo, J (Joseph)
2	4	Tournament Mangaung Metro Chess 3 August 2024				Tournament Smart Chess Blitz 2024
		date 2024-08-03	rnd 4	type Rapid	result 1	date 2024-09-07	rnd 2	type Blitz	result 1
		Opponent Kabuya, F (Frank)				Opponent Weng, Q (Qi)
3	4	Tournament Kiriakos Michalakis Rapid 2023				Tournament St Andrews 19 August 2023
		date 2023-08-05	rnd 7	type Rapid	result 1	date 2023-08-19	rnd 3	type Rapid	result 1
		Opponent Manaba, T (Thembani)				Opponent Senatle, K (Kamogelo)

#	Games	Start				End
1	4	Tournament 10th Piet van Zyl Chess Festival 2024				Tournament 10th Piet van Zyl Chess Festival 2024
		date 2024-05-24	rnd 1	type Standard	result 1	date 2024-05-25	rnd 4	type Standard	result 0.5
		Opponent Gibbens, G (Gregory)				Opponent Kobo, J (Joseph)
2	4	Tournament Mangaung Metro Chess 18-19 January 2019				Tournament Morris Club Challenge 2019
		date 2019-01-19	rnd 5	type Standard	result 1	date 2019-02-16	rnd 3	type Standard	result 1
		Opponent Modirwa, O (Ofentse)				Opponent Coetzee, RJ (Ruhandre)
3	3	Tournament Morris Club Championship 2024				Tournament Mangaung Metro Chess 11-12 October 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-10-11	rnd 2	type Standard	result 1
		Opponent Geyser, H (Heinrich)				Opponent Els, R (Ruben)

#	Games	Start				End
1	4	Tournament Kiriakos Michalakis Rapid 2023				Tournament St Andrews 19 August 2023
		date 2023-08-05	rnd 7	type Rapid	result 1	date 2023-08-19	rnd 3	type Rapid	result 1
		Opponent Manaba, T (Thembani)				Opponent Senatle, K (Kamogelo)
2	3	Tournament St Andrews 19 August 2023				Tournament Mangaung Metro Chess 3 August 2024
		date 2023-08-19	rnd 5	type Rapid	result 0.5	date 2024-08-03	rnd 2	type Rapid	result 0.5
		Opponent Rossouw, J (Johrne)				Opponent Weng, Q (Qi)
3	2	Tournament Mangaung Metro Chess 3 August 2024				Tournament Mangaung Metro Chess 3 August 2024
		date 2024-08-03	rnd 4	type Rapid	result 1	date 2024-08-03	rnd 5	type Rapid	result 1
		Opponent Kabuya, F (Frank)				Opponent Fobo, S (Solomzi)

#	Games	Start				End
1	2	Tournament Smart Chess Blitz 2024				Tournament Smart Chess Blitz 2024
		date 2024-09-07	rnd 1	type Blitz	result 1	date 2024-09-07	rnd 2	type Blitz	result 1
		Opponent Mockson, R (Rivaldo)				Opponent Weng, Q (Qi)

#	Games	Start				End
1	4	Tournament Mangaung Metro Chess 3 August 2024				Tournament Smart Chess Blitz 2024
		date 2024-08-03	rnd 4	type Rapid	result 1	date 2024-09-07	rnd 2	type Blitz	result 1
		Opponent Kabuya, F (Frank)				Opponent Weng, Q (Qi)
2	4	Tournament Kiriakos Michalakis Rapid 2023				Tournament St Andrews 19 August 2023
		date 2023-08-05	rnd 7	type Rapid	result 1	date 2023-08-19	rnd 3	type Rapid	result 1
		Opponent Manaba, T (Thembani)				Opponent Senatle, K (Kamogelo)
3	4	Tournament Mangaung Metro Chess 18-19 January 2019				Tournament Morris Club Challenge 2019
		date 2019-01-19	rnd 5	type Standard	result 1	date 2019-02-16	rnd 3	type Standard	result 1
		Opponent Modirwa, O (Ofentse)				Opponent Coetzee, RJ (Ruhandre)

#	Games	Start				End
1	4	Tournament Mangaung Metro Chess 18-19 January 2019				Tournament Morris Club Challenge 2019
		date 2019-01-19	rnd 5	type Standard	result 1	date 2019-02-16	rnd 3	type Standard	result 1
		Opponent Modirwa, O (Ofentse)				Opponent Coetzee, RJ (Ruhandre)
2	3	Tournament Morris Club Championship 2024				Tournament Mangaung Metro Chess 11-12 October 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-10-11	rnd 2	type Standard	result 1
		Opponent Geyser, H (Heinrich)				Opponent Els, R (Ruben)
3	3	Tournament Frances Baard Chess Open 2020				Tournament Morris Club Tournament 2020
		date 2020-02-01	rnd 5	type Standard	result 1	date 2020-02-15	rnd 2	type Standard	result 1
		Opponent Shuping, K (Katlego)				Opponent Boje, C (Carissa)

#	Games	Start				End
1	4	Tournament Kiriakos Michalakis Rapid 2023				Tournament St Andrews 19 August 2023
		date 2023-08-05	rnd 7	type Rapid	result 1	date 2023-08-19	rnd 3	type Rapid	result 1
		Opponent Manaba, T (Thembani)				Opponent Senatle, K (Kamogelo)
2	2	Tournament Mangaung Metro Chess 3 August 2024				Tournament Mangaung Metro Chess 3 August 2024
		date 2024-08-03	rnd 4	type Rapid	result 1	date 2024-08-03	rnd 5	type Rapid	result 1
		Opponent Kabuya, F (Frank)				Opponent Fobo, S (Solomzi)
3	1	Tournament Mangaung Metro Chess 3 August 2024				Tournament Mangaung Metro Chess 3 August 2024
		date 2024-08-03	rnd 1	type Rapid	result 1	date 2024-08-03	rnd 1	type Rapid	result 1
		Opponent Kamolane, T (Thapelo)				Opponent Kamolane, T (Thapelo)

#	Games	Start				End
1	2	Tournament Smart Chess Blitz 2024				Tournament Smart Chess Blitz 2024
		date 2024-09-07	rnd 1	type Blitz	result 1	date 2024-09-07	rnd 2	type Blitz	result 1
		Opponent Mockson, R (Rivaldo)				Opponent Weng, Q (Qi)

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	Modirwa ,O (Ofentse)	4	1	-212.5	2	1	0	1	0	-425	1	0	-425
1	Modirwa ,O (Ofentse)	4	1660.9	1448.4	2	1624	1660.9	1	1463.6	1235.9	1	1443.2	1235.9
2	Wium ,DJ (Daniel Jacobus)	3	0	-425	2	0	-425	1	0	-425	0	0	0
2	Wium ,DJ (Daniel Jacobus)	3	1912.7	1487.7	2	1915	1487.7	1	1904.4	1487.7	0	0	0
3	Manaba ,T (Thembani)	3	1	-141.7	2	0	-425	1	1	425	0	0	0
3	Manaba ,T (Thembani)	3	1640.7	1499.1	2	1637.7	1215.7	1	1556	2065.7	0	0	0
4	Maleka ,Q (Qosho Thabang)	3	2	141.7	2	2	425	1	0	-425	0	0	0
4	Maleka ,Q (Qosho Thabang)	3	1224.5	1366.2	2	1219.4	1649.5	1	1200	799.5	0	0	0
5	Boje ,C (Carissa)	2	2	425	1	1	425	1	1	425	0	0	0
5	Boje ,C (Carissa)	2	1267.8	1692.8	1	1203.2	1692.8	1	1064.3	1692.8	0	0	0
6	Rossouw ,J (Johrne)	2	1.5	212.5	1	1	425	1	0.5	0	0	0	0
6	Rossouw ,J (Johrne)	2	1514.4	1726.9	1	1500.6	1939.4	1	1269.8	1514.4	0	0	0
7	Senatle ,K (Kamogelo)	2	1	0	1	0	-425	1	1	425	0	0	0
7	Senatle ,K (Kamogelo)	2	1597.7	1597.7	1	1667.9	1172.7	1	1417.5	2022.7	0	0	0
8	Kabuya ,F (Frank)	2	1	0	0	0	0	1	1	425	1	0	-425
8	Kabuya ,F (Frank)	2	978.3	978.3	0	0	0	1	700	1403.3	1	700	553.3
9	Weng ,Q (Qi)	2	1.5	212.5	0	0	0	1	0.5	0	1	1	425
9	Weng ,Q (Qi)	2	1434.6	1647.1	0	0	0	1	1454.5	1434.6	1	1200	1859.6
10	Kotze ,CJ (Christiaan Jacob)	1	1	425	1	1	425	0	0	0	0	0	0
10	Kotze ,CJ (Christiaan Jacob)	1	1278.9	1703.9	1	1276.9	1703.9	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 (Christo)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms