Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Jaarsveld, H (Heinu)

Chess SA id

107059743

FIDE id

Date of birth

2007-05-16 (U20)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-02-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1319.6	1309.6	846.4	1082.9
Raw rating	1319.6	1309.6	846.4	1082.9
Weighted rating	1319.6	1309.6	846.4	1080.6
Weighted performance	541.2	538.8	0	0
Floor	859.3	856.1	500	582.9
K-factor	36	36	40	40
Min/Max rating change allowed	139.8	141.8	274.4	195.9
Highest rating	1360.5 2020-01-01	1356.1 2020-02-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1359.3 2020-02-01	1356.1 2020-02-01	846.4 2024-02-01	1082.9 2024-02-01
Highest weighted rating	1359.3 2021-06-01	1356.1 2021-03-01	846.4 2024-11-01	1082.9 2024-11-01
Highest weighted performance	1360.5 2020-01-01	1354.1 2020-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1319.6	1309.6	846.4	1082.9
Analysis
Rating	1319.6	1309.6	846.4	1082.9
Raw rating	1319.6	1309.6	846.4	1082.9
Weighted rating	1319.6	1309.6	846.4
Weighted performance	541.2	538.8	0
K-factor	36	36	40	40
Floor	859.3	856.1	500	582.9
Max/Min rating change allowed	139.8	141.8	274.4	195.9
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	1319.6	1309.6	846.4	1082.9
New weighted rating	1319.6	1309.6	846.4	1082.1
New weighted performance	540.7	538.4	0	0
Temp new rating	1319.6	1309.6	846.4	1082.9
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1319.6	1309.6	846.4	1082.9
New K-factor	36	36	40	40
New floor	859.3	856.1	500	582.9

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	5	5	0
	5	5	0
History	337	330	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Johannesburg Metro (GJM)
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	160	84.5	52.81	23.9	1149.3	1173.2
Standard	160	84.5	52.81	23.9	1149.3	1173.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1319.6	1309.6	846.4	1082.9
2025-09-01	1319.6	1309.6	846.4	1082.9
2025-08-01	1319.6	1309.6	846.4	1082.9
2025-07-01	1319.6	1309.6	846.4	1082.9
2025-06-01	1319.6	1309.6	846.4	1082.9
2025-05-01	1319.6	1309.6	846.4	1082.9
2025-04-01	1319.6	1309.6	846.4	1082.9
2025-03-01	1319.6	1309.6	846.4	1082.9
2025-02-01	1319.6	1309.6	846.4	1082.9
2025-01-01	1319.6	1309.6	846.4	1082.9
2024-12-01	1319.6	1309.6	846.4	1082.9
2024-11-01	1319.6	1309.6	846.4	1082.9
2024-10-01	1319.6	1309.6	846.4	1082.9
2024-09-01	1319.6	1309.6	846.4	1082.9
2024-08-01	1319.6	1309.6	846.4	1082.9
2024-07-01	1319.6	1309.6	846.4	1082.9
2024-06-01	1319.6	1309.6	846.4	1082.9
2024-08-01	1319.6	1309.6	846.4	1082.9
2024-04-01	1319.6	1309.6	846.4	1082.9
2024-03-01	1319.6	1309.6	846.4	1082.9
2024-02-01	1319.6	1309.6	846.4	1082.9
2024-01-01	1319.6	1309.6	846.4	1082.9
2023-12-01	1319.6	1309.6	846.4	846.4
2023-11-01	1319.6	1309.6	846.4	846.4

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	2022 Gauteng Interregion (U16 Open)	2022-02-26	2022-02-26	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	Ekurhuleni Chess Chessa Open 2021 (B)	2021-03-27	2021-03-27	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
3	JNW Club - Trinityhouse Little Falls Open 2020 (B)	2020-03-14	2020-03-14	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
4	2020 Piet Robbertse (B)	2020-01-31	2020-02-02	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
5	JNW Club - Trinityhouse Randpark Ridge Open 2020 (B)	2020-02-22	2020-02-22	Standard	Johannesburg Metro (GJM)	5	5	0.5	Yes	Analysis
6	2019 Wild Card Chess Championship (U14 Open)	2020-01-09	2020-01-12	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
7	2019 South African Junior Team Championships (U14A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis
8	GJM vs GE Inter Region 2019 (U14C)	2019-10-05	2019-10-05	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
9	JNW Club - Helpmekaar Kollege Open 2019 (B)	2019-07-06	2019-07-06	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
10	JHB Metro Closed 2019 (U14)	2019-07-27	2019-07-28	Standard	Johannesburg Metro (GJM)	6	6	3.5	Yes	Analysis
11	JNW Club - Charterhouse Open 2019 (C)	2019-04-13	2019-04-13	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
12	2019 South African Junior Closed Chess Championship (U12 Open)	2019-03-17	2019-03-22	Standard	Chess South Africa (CSA)	9	9	2.5	Yes	Analysis
13	2018 Wild Card Chess Championships (U12 Open)	2018-12-21	2018-12-24	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
14	South African Junior Team Championships 2018 (U12A)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis
15	JNW Club - Helpmekaar Open 2018 (B)	2018-09-15	2018-09-15	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
16	JNW Club - Maragon Open 2018 (B)	2018-08-04	2018-08-04	Standard	Johannesburg Metro (GJM)	5	4	1	Yes	Analysis
17	JHB Metro Junior Closed 2018 (U12)	2018-07-28	2018-07-29	Standard	Johannesburg Metro (GJM)	6	6	4	Yes	Analysis
18	JNW Club - Unika Scholar 2018 (Open)	2018-06-02	2018-06-02	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
19	JNW Club - Bryanston Open 2 2018 (B)	2018-05-05	2018-05-05	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
20	Chessnuts - Charterhouse Open 2018 (B)	2018-05-11	2018-05-11	Standard	Johannesburg Metro (GJM)	6	5	1.5	Yes	Analysis
21	2018 Chris Greyling Open (C)	2018-04-21	2018-04-21	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
22	JNW Club - Linden Open 2018 (B)	2018-04-14	2018-04-14	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
23	JNW Club - Trinityhouse Randpark Ridge Open 2018 (B)	2018-03-24	2018-03-24	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
24	JNW Club - Northriding College Open 2018 (B)	2018-03-09	2018-03-10	Standard	Johannesburg Metro (GJM)	6	6	4	Yes	Analysis
25	JNW Club - Trinityhouse Little Falls Open 2018 (C)	2018-02-16	2018-02-17	Standard	Johannesburg Metro (GJM)	6	6	2	Yes	Analysis
26	JNW Club - Bryanston Open 2018 (C)	2018-01-26	2018-01-27	Standard	Johannesburg Metro (GJM)	6	6	5	Yes	Analysis
27	South African Junior Wildcard Championships 2017 (U12 Open)	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
28	South African Junior Team Championships 2017 (U12A)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament South African Junior Team Championships 2018				Tournament 2018 Wild Card Chess Championships
		date 2018-12-17	rnd 4	type Standard	result 1	date 2018-12-21	rnd 2	type Standard	result 1
		Opponent Kuyler, L (Luzandri)				Opponent Van Rooyen, H (Hanro)
2	6	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-01-07	rnd 6	type Standard	result 1
		Opponent Cordier, T (Tristian)				Opponent Francis, A (Aaron)
3	5	Tournament 2019 South African Junior Team Championships				Tournament 2019 Wild Card Chess Championship
		date 2020-01-06	rnd 4	type Standard	result 1	date 2020-01-09	rnd 1	type Standard	result 1
		Opponent Wessels, W (Willie)				Opponent Hanekom, D (Dewan)

#	Games	Start				End
1	6	Tournament South African Junior Team Championships 2018				Tournament 2018 Wild Card Chess Championships
		date 2018-12-17	rnd 4	type Standard	result 1	date 2018-12-21	rnd 2	type Standard	result 1
		Opponent Kuyler, L (Luzandri)				Opponent Van Rooyen, H (Hanro)
2	6	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-01-07	rnd 6	type Standard	result 1
		Opponent Cordier, T (Tristian)				Opponent Francis, A (Aaron)
3	5	Tournament 2019 South African Junior Team Championships				Tournament 2019 Wild Card Chess Championship
		date 2020-01-06	rnd 4	type Standard	result 1	date 2020-01-09	rnd 1	type Standard	result 1
		Opponent Wessels, W (Willie)				Opponent Hanekom, D (Dewan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament 2019 South African Junior Team Championships				Tournament 2019 Wild Card Chess Championship
		date 2020-01-06	rnd 4	type Standard	result 1	date 2020-01-09	rnd 1	type Standard	result 1
		Opponent Wessels, W (Willie)				Opponent Hanekom, D (Dewan)
2	5	Tournament JNW Club - Bryanston Open 2018				Tournament JNW Club - Trinityhouse Little Falls Open 2018
		date 2018-01-27	rnd 4	type Standard	result 1	date 2018-02-16	rnd 2	type Standard	result 1
		Opponent Potgieter, E (Edward)				Opponent Greef, J (Janus)
3	4	Tournament JNW Club - Unika Scholar 2018				Tournament JHB Metro Junior Closed 2018
		date 2018-06-02	rnd 4	type Standard	result 1	date 2018-07-28	rnd 2	type Standard	result 1
		Opponent Steyn, T (Tjaart)				Opponent Jones, W (William)

#	Games	Start				End
1	5	Tournament 2019 South African Junior Team Championships				Tournament 2019 Wild Card Chess Championship
		date 2020-01-06	rnd 4	type Standard	result 1	date 2020-01-09	rnd 1	type Standard	result 1
		Opponent Wessels, W (Willie)				Opponent Hanekom, D (Dewan)
2	5	Tournament JNW Club - Bryanston Open 2018				Tournament JNW Club - Trinityhouse Little Falls Open 2018
		date 2018-01-27	rnd 4	type Standard	result 1	date 2018-02-16	rnd 2	type Standard	result 1
		Opponent Potgieter, E (Edward)				Opponent Greef, J (Janus)
3	4	Tournament JNW Club - Unika Scholar 2018				Tournament JHB Metro Junior Closed 2018
		date 2018-06-02	rnd 4	type Standard	result 1	date 2018-07-28	rnd 2	type Standard	result 1
		Opponent Steyn, T (Tjaart)				Opponent Jones, W (William)

No games found.

#	Games	Start				End

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	Jones ,W (William)	4	3	212.5	4	3	212.5	0	0	0	0	0	0
1	Jones ,W (William)	4	1157.8	1370.3	4	1157.2	1370.3	0	0	0	0	0	0
2	Allison ,LM (Liam Mark)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
2	Allison ,LM (Liam Mark)	4	1215.2	1002.7	4	1214	1002.7	0	0	0	0	0	0
3	Potgieter ,E (Edward)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
3	Potgieter ,E (Edward)	3	1109.3	1251	3	1113.3	1251	0	0	0	0	0	0
4	Boshoma ,C (Chifundo)	3	0	-425	3	0	-425	0	0	0	0	0	0
4	Boshoma ,C (Chifundo)	3	1270	845	3	1286.7	845	0	0	0	0	0	0
5	Van Jaarsveld ,A (Anje)	3	0	-425	3	0	-425	0	0	0	0	0	0
5	Van Jaarsveld ,A (Anje)	3	1193.1	768.1	3	1194.9	768.1	0	0	0	0	0	0
6	Lake ,E (Ethan)	2	1	0	2	1	0	0	0	0	0	0	0
6	Lake ,E (Ethan)	2	1266.1	1266.1	2	1265.9	1266.1	0	0	0	0	0	0
7	Chabangu ,M (Mahlori)	2	1	0	2	1	0	0	0	0	0	0	0
7	Chabangu ,M (Mahlori)	2	713.7	713.7	2	736.6	713.7	0	0	0	0	0	0
8	Chinoruma ,T (Tawana)	2	1	0	2	1	0	0	0	0	0	0	0
8	Chinoruma ,T (Tawana)	2	1156.2	1156.2	2	1154.7	1156.2	0	0	0	0	0	0
9	Van Stryp ,O (Ockert)	2	1	0	2	1	0	0	0	0	0	0	0
9	Van Stryp ,O (Ockert)	2	942	942	2	967.9	942	0	0	0	0	0	0
10	Schnabel ,SP (Stephan)	2	1	0	2	1	0	0	0	0	0	0	0
10	Schnabel ,SP (Stephan)	2	1292.9	1292.9	2	1285.3	1292.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Van Jaarsveld, H (Heinu)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms