Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Heerden, J (Joshua)

Chess SA id

106055419

FIDE id

Date of birth

2006-07-27 (U20)

Gender

Male

Region

Ehlanzeni (MEN)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-07-06

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1489.3	1487.1	1084.1	1111.7
Raw rating	1489.3	1487.1	1084.1	1111.7
Weighted rating	1483.7	1481.3	1084.1	1111.7
Weighted performance	1235.1	1221.8	0	0
Floor	989.3	987.1	584.1	611.7
K-factor	32	32	40	40
Min/Max rating change allowed	109.8	110.1	195.6	188
Highest rating	1489.3 2024-08-01	1487.1 2024-08-01	1200 2024-02-01	1200 2018-02-01
Highest raw rating	1489.3 2024-08-01	1487.1 2024-08-01	1084.1 2024-02-01	1111.7 2024-02-01
Highest weighted rating	1489.3 2023-02-01	1487.1 2023-02-01	1084.1 2024-11-01	1111.7 2024-11-01
Highest weighted performance	1484.2 2020-02-01	1485.4 2020-02-01	1200 2024-02-01	1200 2018-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1489.3	1487.1	1084.1	1111.7
Analysis
Rating	1489.3	1487.1	1084.1	1111.7
Raw rating	1489.3	1487.1	1084.1	1111.7
Weighted rating	1483.7	1481.3	1084.1
Weighted performance	1235.1	1221.8	0
K-factor	32	32	40	40
Floor	989.3	987.1	584.1	611.7
Max/Min rating change allowed	109.8	110.1	195.6	188
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	1489.3	1487.1	1084.1	1111.7
New weighted rating	1484.9	1482.5	1084.1	1111.7
New weighted performance	1234.6	1221.3	0	0
Temp new rating	1489.3	1487.1	1084.1	1111.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1489.3	1487.1	1084.1	1111.7
New K-factor	32	32	40	40
New floor	989.3	987.1	584.1	611.7

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	10	10	0	0
	29	29	0	0
	10	10	0	0
	5	5	0	0
History	369	357	5	7

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Ehlanzeni (MEN)
Province	Mpumalanga (MP)
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	173	116	67.05	144.9	1185.1	1330
Standard	166	111	66.87	143.4	1184.3	1327.7
Rapid	0	0	0	0	0	0
Blitz	7	5	71.43	182.1	1202.4	1384.5

Date	Main	Standard	Rapid	Blitz
2025-09-30	1489.3	1487.1	1084.1	1111.7
2025-09-01	1489.3	1487.1	1084.1	1111.7
2025-08-01	1489.3	1487.1	1084.1	1111.7
2025-07-01	1489.3	1487.1	1084.1	1111.7
2025-06-01	1489.3	1487.1	1084.1	1111.7
2025-05-01	1489.3	1487.1	1084.1	1111.7
2025-04-01	1489.3	1487.1	1084.1	1111.7
2025-03-01	1489.3	1487.1	1084.1	1111.7
2025-02-01	1489.3	1487.1	1084.1	1111.7
2025-01-01	1489.3	1487.1	1084.1	1111.7
2024-12-01	1489.3	1487.1	1084.1	1111.7
2024-11-01	1489.3	1487.1	1084.1	1111.7
2024-10-01	1489.3	1487.1	1084.1	1111.7
2024-09-01	1489.3	1487.1	1084.1	1111.7
2024-08-01	1489.3	1487.1	1084.1	1111.7
2024-07-01	1459.2	1450.9	1084.1	1111.7
2024-06-01	1459.2	1450.9	1084.1	1111.7
2024-08-01	1447.9	1447.4	1084.1	1111.7
2024-04-01	1447.9	1447.4	1084.1	1111.7
2024-03-01	1447.9	1447.4	1084.1	1111.7
2024-02-01	1447.9	1447.4	1084.1	1111.7
2024-01-01	1447.9	1447.4	1084.1	1111.7
2023-12-01	1447.9	1447.4	1084.1	1111.7
2023-11-01	1447.9	1447.4	1084.1	1111.7

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	2024 Chess Unlimited Invitational (Section 3)	2024-07-06	2024-07-06	Standard	Ehlanzeni (MEN)	5	5	3.5	Yes	Analysis
2	Curro Chess Tournament 2024 (U21)	2024-05-18	2024-05-18	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
3	Trac N4 Mbombela Chess Tournament 2023 (U18)	2023-09-09	2023-09-09	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
4	White River Primary 2023 (U20)	2023-07-21	2023-07-21	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
5	Robbies 2023 (U20)	2023-05-11	2023-05-11	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
6	Oikos Chess Tournament 2023 (U20)	2023-03-11	2023-03-11	Standard	Ehlanzeni (MEN)	5	4	2	Yes	Analysis
7	Uplands Chess Tournament 2023 (U20)	2023-02-25	2023-02-25	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
8	Penryn Chess Tournament 2023 (U20)	2023-02-11	2023-02-11	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
9	White River Primary 2022 (U20)	2022-07-30	2022-07-30	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
10	Uplands Chess Tournament 2022 (U18)	2022-02-26	2022-02-26	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
11	Chess Unlimited 1 2021 (U16)	2021-10-23	2021-10-23	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
12	Chess Unlimited Leap Year Tournament 2020 (Open)	2020-02-29	2020-02-29	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
13	Uplands 2020 (U16)	2020-01-25	2020-01-25	Standard	Ehlanzeni (MEN)	5	5	5	Yes	Analysis
14	2019 South African Junior Team Championships (U14A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis
15	Ehlanzeni Open 2019 (B)	2019-07-19	2019-07-21	Standard	Ehlanzeni (MEN)	5	5	2.5	Yes	Analysis
16	De Goede Top 10 2019 (U14)	2019-07-03	2019-07-03	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
17	Barberton Primary 2019 (U14)	2019-07-27	2019-07-27	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
18	Rob Ferreira 2019 (A)	2019-04-06	2019-04-06	Standard	Ehlanzeni (MEN)	5	5	4.5	Yes	Analysis
19	Uplands Open Age 2019 (U16)	2019-03-09	2019-03-09	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
20	Chess Unlimited Open 2019 (A)	2019-03-02	2019-03-02	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
21	Chess Unlimited Open 2019 (A)	2019-01-26	2019-01-26	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis
22	South African Junior Blitz 2018 (U14)	2018-12-19	2018-12-19	Blitz	4 Knights (4K)	7	7	5	Yes	Analysis
23	South African Junior Team Championships 2018 (U14B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
24	Nelpsruit Prestige 2018 (C)	2018-09-14	2018-09-15	Standard	Ehlanzeni (MEN)	6	6	1.5	Yes	Analysis
25	De Goede Top 20 Closed 2018 (U14 Open)	2018-08-18	2018-08-18	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
26	Malelane Primary 2018 (U14 Open)	2018-07-21	2018-07-21	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
27	Lowveld Open 2018 (B)	2018-07-28	2018-07-28	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
28	Curro Age Open 2018 (U14 Open)	2018-05-12	2018-05-12	Standard	Ehlanzeni (MEN)	5	5	5	Yes	Analysis
29	Penryn Age Open 2018 (U14 Boys)	2018-04-21	2018-04-21	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
30	Uplands College Open (A)	2018-03-03	2018-03-03	Standard	Ehlanzeni (MEN)	5	5	2.5	Yes	Analysis
31	Rob Ferreira Hoerskool Open 2018 (A)	2018-03-17	2018-03-17	Standard	Ehlanzeni (MEN)	5	5	3.5	Yes	Analysis
32	BCM Open 2018 (A)	2018-03-24	2018-03-24	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
33	South African Junior Team Championships 2017 (U12B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	3.5	Yes	Analysis

#	Games	Start				End
1	9	Tournament Penryn Age Open 2018				Tournament Malelane Primary 2018
		date 2018-04-21	rnd 4	type Standard	result 1	date 2018-07-21	rnd 2	type Standard	result 1
		Opponent Smith, H (Hano)				Opponent Mathebula, M (Manqoba)
2	7	Tournament Chess Unlimited 1 2021				Tournament Uplands Chess Tournament 2022
		date 2021-10-23	rnd 2	type Standard	result 1	date 2022-02-26	rnd 3	type Standard	result 1
		Opponent Mcintosh, S (Samuel)				Opponent Bencini, J (Joel)
3	7	Tournament 2019 South African Junior Team Championships				Tournament Uplands 2020
		date 2020-01-07	rnd 6	type Standard	result 1	date 2020-01-25	rnd 5	type Standard	result 1
		Opponent Mabala, T (Tlou)				Opponent Theko, PP (Philani Prince)

#	Games	Start				End
1	9	Tournament Penryn Age Open 2018				Tournament Malelane Primary 2018
		date 2018-04-21	rnd 4	type Standard	result 1	date 2018-07-21	rnd 2	type Standard	result 1
		Opponent Smith, H (Hano)				Opponent Mathebula, M (Manqoba)
2	7	Tournament Chess Unlimited 1 2021				Tournament Uplands Chess Tournament 2022
		date 2021-10-23	rnd 2	type Standard	result 1	date 2022-02-26	rnd 3	type Standard	result 1
		Opponent Mcintosh, S (Samuel)				Opponent Bencini, J (Joel)
3	7	Tournament 2019 South African Junior Team Championships				Tournament Uplands 2020
		date 2020-01-07	rnd 6	type Standard	result 1	date 2020-01-25	rnd 5	type Standard	result 1
		Opponent Mabala, T (Tlou)				Opponent Theko, PP (Philani Prince)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 5	type Blitz	result 1	date 2018-12-19	rnd 7	type Blitz	result 1
		Opponent Moollajee, R (Rehaan)				Opponent Du Toit, GJ (Gerhardus (Eghardt))
2	2	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 1	type Blitz	result 1	date 2018-12-19	rnd 2	type Blitz	result 1
		Opponent Kariem, S (Shakir)				Opponent Bhagwandeen, D (Daksh)

#	Games	Start				End
1	9	Tournament Penryn Age Open 2018				Tournament Malelane Primary 2018
		date 2018-04-21	rnd 4	type Standard	result 1	date 2018-07-21	rnd 2	type Standard	result 1
		Opponent Smith, H (Hano)				Opponent Mathebula, M (Manqoba)
2	7	Tournament Chess Unlimited 1 2021				Tournament Uplands Chess Tournament 2022
		date 2021-10-23	rnd 2	type Standard	result 1	date 2022-02-26	rnd 3	type Standard	result 1
		Opponent Mcintosh, S (Samuel)				Opponent Bencini, J (Joel)
3	5	Tournament White River Primary 2023				Tournament Trac N4 Mbombela Chess Tournament 2023
		date 2023-07-21	rnd 5	type Standard	result 1	date 2023-09-09	rnd 4	type Standard	result 1
		Opponent Deeuw, M (Mpho)				Opponent Ndlovu, S (Seth)

#	Games	Start				End
1	9	Tournament Penryn Age Open 2018				Tournament Malelane Primary 2018
		date 2018-04-21	rnd 4	type Standard	result 1	date 2018-07-21	rnd 2	type Standard	result 1
		Opponent Smith, H (Hano)				Opponent Mathebula, M (Manqoba)
2	7	Tournament Chess Unlimited 1 2021				Tournament Uplands Chess Tournament 2022
		date 2021-10-23	rnd 2	type Standard	result 1	date 2022-02-26	rnd 3	type Standard	result 1
		Opponent Mcintosh, S (Samuel)				Opponent Bencini, J (Joel)
3	5	Tournament White River Primary 2023				Tournament Trac N4 Mbombela Chess Tournament 2023
		date 2023-07-21	rnd 5	type Standard	result 1	date 2023-09-09	rnd 4	type Standard	result 1
		Opponent Deeuw, M (Mpho)				Opponent Ndlovu, S (Seth)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 5	type Blitz	result 1	date 2018-12-19	rnd 7	type Blitz	result 1
		Opponent Moollajee, R (Rehaan)				Opponent Du Toit, GJ (Gerhardus (Eghardt))
2	2	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 1	type Blitz	result 1	date 2018-12-19	rnd 2	type Blitz	result 1
		Opponent Kariem, S (Shakir)				Opponent Bhagwandeen, D (Daksh)

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	Ogunjiofor ,AJ (Asinobi Jeffrey)	13	4.5	-130.8	13	4.5	-130.8	0	0	0	0	0	0
1	Ogunjiofor ,AJ (Asinobi Jeffrey)	13	1362.1	1231.4	13	1366.1	1231.4	0	0	0	0	0	0
2	Onwusaka ,G (Gift)	5	3	85	5	3	85	0	0	0	0	0	0
2	Onwusaka ,G (Gift)	5	1182.9	1267.9	5	1185.8	1267.9	0	0	0	0	0	0
3	Jameson ,A (Alen)	4	3	212.5	4	3	212.5	0	0	0	0	0	0
3	Jameson ,A (Alen)	4	1121.9	1334.4	4	1130	1334.4	0	0	0	0	0	0
4	Ogunjiofor ,O (Onyinye)	4	3.5	318.8	4	3.5	318.8	0	0	0	0	0	0
4	Ogunjiofor ,O (Onyinye)	4	1409.4	1728.2	4	1405.7	1728.2	0	0	0	0	0	0
5	Mattheus ,D (Dylan)	4	2	0	4	2	0	0	0	0	0	0	0
5	Mattheus ,D (Dylan)	4	1165.1	1165.1	4	1160.9	1165.1	0	0	0	0	0	0
6	Sopanam Prabha ,A (Arjun)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
6	Sopanam Prabha ,A (Arjun)	3	1231.5	1089.8	3	1236.4	1089.8	0	0	0	0	0	0
7	Barnard ,MC (Marcel Chritian)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
7	Barnard ,MC (Marcel Chritian)	3	1181.8	1181.8	3	1185.3	1181.8	0	0	0	0	0	0
8	Mashile ,LH (Lebogang)	3	3	425	3	3	425	0	0	0	0	0	0
8	Mashile ,LH (Lebogang)	3	860.8	1285.8	3	871.3	1285.8	0	0	0	0	0	0
9	Odendaal ,JPL (Johan)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
9	Odendaal ,JPL (Johan)	3	1178.9	1320.6	3	1181.6	1320.6	0	0	0	0	0	0
10	Mcintosh ,S (Samuel)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
10	Mcintosh ,S (Samuel)	3	1206.5	1206.5	3	1204.3	1206.5	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

Van Heerden, J (Joshua)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms