Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Heerden, D (David)

Chess SA id

1130111809

FIDE id

Date of birth

2013-03-04 (U14)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-05-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1019.7	1010.9	1160	1200
Raw rating	1019.7	1010.9	1160	1200
Weighted rating	1019.6	1010.8	1160	1200
Weighted performance	607.9	578.3	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	214.4	217.1	175.5	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 2020-01-01	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 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1019.7	1010.9	1160	1200
Analysis
Rating	1019.7	1010.9	1160	1200
Raw rating	1019.7	1010.9	1160	1200
Weighted rating	1019.6	1010.8	1160
Weighted performance	607.9	578.3	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	214.4	217.1	175.5	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	1019.7	1010.9	1160	1200
New weighted rating	1019.6	1010.9	1160	1200
New weighted performance	607.5	578	0	0
Temp new rating	1019.7	1010.9	1160	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1019.7	1010.9	1160	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
	5	5	0
	10	10	0
	4	0	4
History	79	75	4

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	79	27	34.18	-134.5	1189.5	1055
Standard	75	26	34.67	-130.3	1186	1055.7
Rapid	4	1	25	-212.5	1255.3	1042.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1019.7	1010.9	1160	1200
2025-09-01	1019.7	1010.9	1160	1200
2025-08-01	1019.7	1010.9	1160	1200
2025-07-01	1019.7	1010.9	1160	1200
2025-06-01	1019.7	1010.9	1160	1200
2025-05-01	1019.7	1010.9	1160	1200
2025-04-01	1019.7	1010.9	1160	1200
2025-03-01	1019.7	1010.9	1160	1200
2025-02-01	1019.7	1010.9	1160	1200
2025-01-01	1019.5	1010.7	1160	1200
2024-12-01	1019.5	1010.7	1160	1200
2024-11-01	1019.5	1010.7	1160	1200
2024-10-01	1019.5	1010.7	1160	1200
2024-09-01	1019.5	1010.7	1160	1200
2024-08-01	1019.5	1010.7	1160	1200
2024-07-01	1019.5	1010.7	1160	1200
2024-06-01	1019.5	1010.7	1160	1200
2024-08-01	1019.5	1010.7	1160	1200
2024-04-01	1019.5	1010.7	1160	1200
2024-03-01	1019.5	1010.7	1160	1200
2024-02-01	1019.5	1010.7	1160	1200
2024-01-01	1019.5	1010.7	1160	1200
2023-12-01	1019.5	1010.7	1160	1200
2023-11-01	1019.5	1010.7	1160	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	Gauteng Schools Individual Finals 2023 (U11 Boys)	2023-05-26	2023-05-26	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
2	JMC 3rd Trials 2022 (U10)	2022-09-11	2022-09-11	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
3	JMC Trials 1 - Laerskool Fontainebleau 2022 (U10)	2022-07-24	2022-07-24	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
4	JMC Helpmekaar 2021 (U10)	2021-09-06	2021-09-06	Rapid	Johannesburg Metro (GJM)	5	4	1	Yes	Analysis
5	2019 South African Junior Team Championships (U8B+U8Girls)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	2	Yes	Analysis
6	GJM vs GE Inter Region 2019 (U8)	2019-10-05	2019-10-05	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
7	Proewe 2019 (U8)	2019-08-03	2019-08-03	Standard	Dr Kenneth Kaunda (NWP)	5	5	3	Yes	Analysis
8	JNW Club - Helpmekaar Kollege Open 2019 (F)	2019-07-06	2019-07-06	Standard	Johannesburg Metro (GJM)	5	4	0	Yes	Analysis
9	JHB Metro Closed 2019 (U8)	2019-07-27	2019-07-28	Standard	Johannesburg Metro (GJM)	6	5	1	Yes	Analysis
10	Vaal Chess Club Open 2019 (D)	2019-06-01	2019-06-01	Standard	Sedibeng (GSV)	5	4	0.5	Yes	Analysis
11	JNW Club - Hoerskool Linden 2019 (F)	2019-06-15	2019-06-15	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
12	Fonties Challange 2019 (U7)	2019-06-08	2019-06-08	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
13	Volkies 2019 (U10B)	2019-05-11	2019-05-11	Standard	Dr Kenneth Kaunda (NWP)	5	5	2	Yes	Analysis
14	JNW Club - Charterhouse Open 2019 (F)	2019-04-13	2019-04-13	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
15	Chessnuts Under 1200 6 April 2019 (Pawns)	2019-04-06	2019-04-06	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
16	Ekurhuleni Trials 2 2019 (U8)	2019-04-27	2019-04-27	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis

#	Games	Start				End
1	4	Tournament Ekurhuleni Trials 2 2019				Tournament Volkies 2019
		date 2019-04-27	rnd 3	type Standard	result 0.5	date 2019-05-11	rnd 1	type Standard	result 1
		Opponent Liebenberg, WS (William Stephen)				Opponent Brown, J (Jordan)
2	3	Tournament Chessnuts Under 1200 6 April 2019				Tournament JNW Club - Charterhouse Open 2019
		date 2019-04-06	rnd 4	type Standard	result 1	date 2019-04-13	rnd 1	type Standard	result 0.5
		Opponent Retief, A (Antonie)				Opponent Pretorius, C (Christiaan)
3	2	Tournament JMC Helpmekaar 2021				Tournament JMC Trials 1 - Laerskool Fontainebleau 2022
		date 2021-09-06	rnd 5	type Rapid	result 1	date 2022-07-24	rnd 1	type Standard	result 1
		Opponent Horne, K (Kian Louis)				Opponent Richmond, S (Shay)

#	Games	Start				End
1	4	Tournament Ekurhuleni Trials 2 2019				Tournament Volkies 2019
		date 2019-04-27	rnd 3	type Standard	result 0.5	date 2019-05-11	rnd 1	type Standard	result 1
		Opponent Liebenberg, WS (William Stephen)				Opponent Brown, J (Jordan)
2	3	Tournament Chessnuts Under 1200 6 April 2019				Tournament JNW Club - Charterhouse Open 2019
		date 2019-04-06	rnd 4	type Standard	result 1	date 2019-04-13	rnd 1	type Standard	result 0.5
		Opponent Retief, A (Antonie)				Opponent Pretorius, C (Christiaan)
3	2	Tournament GJM vs GE Inter Region 2019				Tournament GJM vs GE Inter Region 2019
		date 2019-10-05	rnd 2	type Standard	result 0.5	date 2019-10-05	rnd 3	type Standard	result 1
		Opponent Noeth, C (Curtis)				Opponent Liebenberg, WS (William Stephen)

#	Games	Start				End
1	1	Tournament JMC Helpmekaar 2021				Tournament JMC Helpmekaar 2021
		date 2021-09-06	rnd 5	type Rapid	result 1	date 2021-09-06	rnd 5	type Rapid	result 1
		Opponent Horne, K (Kian Louis)				Opponent Horne, K (Kian Louis)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament JMC Helpmekaar 2021				Tournament JMC Trials 1 - Laerskool Fontainebleau 2022
		date 2021-09-06	rnd 5	type Rapid	result 1	date 2022-07-24	rnd 1	type Standard	result 1
		Opponent Horne, K (Kian Louis)				Opponent Richmond, S (Shay)
2	2	Tournament Proewe 2019				Tournament Proewe 2019
		date 2019-08-03	rnd 2	type Standard	result 1	date 2019-08-03	rnd 3	type Standard	result 1
		Opponent Fernandes, A (Alrichko)				Opponent Ellis, S (Suane)
3	2	Tournament Fonties Challange 2019				Tournament Fonties Challange 2019
		date 2019-06-08	rnd 2	type Standard	result 1	date 2019-06-08	rnd 3	type Standard	result 1
		Opponent Nkosi, L (Lindokuhle)				Opponent Eapen, E (Ethan)

#	Games	Start				End
1	2	Tournament Proewe 2019				Tournament Proewe 2019
		date 2019-08-03	rnd 2	type Standard	result 1	date 2019-08-03	rnd 3	type Standard	result 1
		Opponent Fernandes, A (Alrichko)				Opponent Ellis, S (Suane)
2	2	Tournament Fonties Challange 2019				Tournament Fonties Challange 2019
		date 2019-06-08	rnd 2	type Standard	result 1	date 2019-06-08	rnd 3	type Standard	result 1
		Opponent Nkosi, L (Lindokuhle)				Opponent Eapen, E (Ethan)
3	2	Tournament Chessnuts Under 1200 6 April 2019				Tournament Chessnuts Under 1200 6 April 2019
		date 2019-04-06	rnd 4	type Standard	result 1	date 2019-04-06	rnd 5	type Standard	result 1
		Opponent Retief, A (Antonie)				Opponent Noeth, C (Curtis)

#	Games	Start				End
1	1	Tournament JMC Helpmekaar 2021				Tournament JMC Helpmekaar 2021
		date 2021-09-06	rnd 5	type Rapid	result 1	date 2021-09-06	rnd 5	type Rapid	result 1
		Opponent Horne, K (Kian Louis)				Opponent Horne, K (Kian Louis)

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	Noeth ,C (Curtis)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
1	Noeth ,C (Curtis)	3	1091.9	1375.3	3	1081.5	1375.3	0	0	0	0	0	0
2	Bowers ,M (Mpho)	3	0	-425	3	0	-425	0	0	0	0	0	0
2	Bowers ,M (Mpho)	3	1437.8	1012.8	3	1427.5	1012.8	0	0	0	0	0	0
3	Mugaragumbo ,A (Amour)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
3	Mugaragumbo ,A (Amour)	3	1183.9	1042.2	3	1178.7	1042.2	0	0	0	0	0	0
4	Pillay ,J (Joshua)	2	2	425	2	2	425	0	0	0	0	0	0
4	Pillay ,J (Joshua)	2	1128.2	1553.2	2	1115.4	1553.2	0	0	0	0	0	0
5	Laeke ,K (Kaleb)	2	1	0	2	1	0	0	0	0	0	0	0
5	Laeke ,K (Kaleb)	2	1172.9	1172.9	2	1168.4	1172.9	0	0	0	0	0	0
6	Ellis ,S (Suane)	2	1	0	2	1	0	0	0	0	0	0	0
6	Ellis ,S (Suane)	2	1154.5	1154.5	2	1147.6	1154.5	0	0	0	0	0	0
7	Eapen ,E (Ethan)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
7	Eapen ,E (Ethan)	2	1149.9	1362.4	2	1138.8	1362.4	0	0	0	0	0	0
8	Liebenberg ,WS (William Stephen)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
8	Liebenberg ,WS (William Stephen)	2	1074.6	1287.1	2	1058	1287.1	0	0	0	0	0	0
9	Mulholland ,E (Emmy)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Mulholland ,E (Emmy)	2	1149	724	2	1141	724	0	0	0	0	0	0
10	Pretorius ,C (Christiaan)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
10	Pretorius ,C (Christiaan)	2	1194.9	982.4	2	1193.8	982.4	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

Van Heerden, D (David)

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