Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Heerden, Z (Zichvan)

Chess SA id

1160152113

FIDE id

Date of birth

2016-04-26 (U10)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1346.6	1340	1283.6	1200
Raw rating	1346.6	1340	1283.6	1200
Weighted rating	1339.5	1331.7	1282.9	1200
Weighted performance	1130.3	1099.3	0	0
Floor	846.6	840	783.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	134.6	135.8	147.2	165.8
Highest rating	1380.4 2023-08-01	1353.9 2024-04-01	1632.2 2023-08-01	1200 2018-10-01
Highest raw rating	1346.6 2024-09-01	1340 2024-05-01	1283.6 2024-09-01	1200 2024-03-01
Highest weighted rating	1334.9 2025-08-01	1325.8 2025-08-01	1282.7 2025-08-01	1200 2018-10-01
Highest weighted performance	1380.4 2023-08-01	1353.9 2024-04-01	1632.2 2023-08-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1346.6	1340	1283.6	1200
Analysis
Rating	1346.6	1340	1283.6	1200
Raw rating	1346.6	1340	1283.6	1200
Weighted rating	1339.5	1331.7	1282.9
Weighted performance	1130.3	1099.3	0
K-factor	36	36	36	36
Floor	846.6	840	783.6	700
Max/Min rating change allowed	134.6	135.8	147.2	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	1346.6	1340	1283.6	1200
New weighted rating	1341.4	1334.1	1283.1	1200
New weighted performance	1129.9	1098.8	0	0
Temp new rating	1346.6	1340	1283.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1346.6	1340	1283.6	1200
New K-factor	36	36	36	36
New floor	846.6	840	783.6	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	25	20	5
	33	29	4
	0	0	0
	0	0	0
History	58	49	9

Games since
	Main 38	Standard 33		Rapid 5		Blitz 0
Gender	Male
Age group	U10
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	2674		190		144
Male	2151		164		123
U10	210		21		18
U10 Male	175		21		18
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	58	35.5	61.21	95.3	1217.3	1312.6
Standard	49	28.5	58.16	69.4	1210.3	1279.7
Rapid	9	7	77.78	236.1	1255.5	1491.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1346.6	1340	1283.6	1200
2025-09-01	1346.6	1340	1283.6	1200
2025-08-01	1346.6	1340	1283.6	1200
2025-07-01	1346.6	1340	1283.6	1200
2025-06-01	1346.6	1340	1283.6	1200
2025-05-01	1346.6	1340	1283.6	1200
2025-04-01	1346.6	1340	1283.6	1200
2025-03-01	1346.6	1340	1283.6	1200
2025-02-01	1346.6	1340	1283.6	1200
2025-01-01	1346.6	1340	1283.6	1200
2024-12-01	1346.6	1340	1283.6	1200
2024-11-01	1346.6	1340	1283.6	1200
2024-10-01	1346.6	1340	1283.6	1200
2024-09-01	1346.6	1340	1283.6	1200
2024-08-01	1343.9	1340	1280	1200
2024-07-01	1343.9	1340	1280	1200
2024-06-01	1343.9	1340	1280	1200
2024-08-01	1343.9	1340	1280	1200
2024-04-01	1260.2	1241.9	1280	1200
2024-03-01	1242.9	1215.3	1280	1200
2024-02-01	1242.9	1215.3	1280	1200
2024-01-01	1243.2	1206.3	1280	1200
2023-12-01	1243.2	1206.3	1280	1200
2023-11-01	1276.6	1232.6	1280	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	Bojanala's Kings & Queens Rapid and Doubles 2024 (Center Pawns)	2024-08-10	2024-08-10	Rapid	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
2	Bojanala Olienpark's One For The Ages 2024 (Center Pawns)	2024-04-20	2024-04-20	Standard	Bojanala Platina (NBR)	5	5	3.5	Yes	Analysis
3	Bojanala's Rating Express 2024 (Center Pawns)	2024-04-06	2024-04-06	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
4	Schoemies' Kings & Queens 2024 (Center Pawns)	2024-03-02	2024-03-02	Standard	Bojanala Platina (NBR)	5	5	3.5	Yes	Analysis
5	Bojanala Closed Chess Championships Stage 1 2024 (U10)	2024-01-27	2024-01-27	Standard	Bojanala Platina (NBR)	5	5	2.5	Yes	Analysis
6	2023 Cross Border Chess Championships Gaborone vs Bojanala	2023-12-14	2023-12-14	Standard	Botswana (BOT)	9	8	4	Yes	Analysis
7	Bojanala's Merry ChessMas 2023 (Big Pawns)	2023-12-09	2023-12-09	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
8	Bojanala's Rosewood 2023 (Big Pawns)	2023-08-12	2023-08-12	Standard	Bojanala Platina (NBR)	7	6	3	Yes	Analysis
9	Bojanala School League 2023 (U7)	2023-07-18	2023-08-14	Rapid	Bojanala Platina (NBR)	6	4	4	Yes	Analysis
10	Bojanala's Post-Exams 2023 (U8)	2023-06-24	2023-06-24	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
11	Schoemies Kings & Queens 2023 (U8)	2023-03-18	2023-03-18	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament Bojanala Olienpark's One For The Ages 2024				Tournament Bojanala's Kings & Queens Rapid and Doubles 2024
		date 2024-04-20	rnd 3	type Standard	result 0.5	date 2024-08-10	rnd 2	type Rapid	result 1
		Opponent Sprague, C (Chloe)				Opponent Monamatha, O (Oreabetse)
2	4	Tournament Schoemies' Kings & Queens 2024				Tournament Bojanala's Rating Express 2024
		date 2024-03-02	rnd 4	type Standard	result 1	date 2024-04-06	rnd 2	type Standard	result 1
		Opponent Pelser, L (Leja)				Opponent Kruger, T (Thinus Pieter)
3	3	Tournament Bojanala's Rating Express 2024				Tournament Bojanala Olienpark's One For The Ages 2024
		date 2024-04-06	rnd 4	type Standard	result 1	date 2024-04-20	rnd 1	type Standard	result 1
		Opponent Van Der Berg, L (Lienke)				Opponent Schutte, A (Aiden)

#	Games	Start				End
1	4	Tournament Schoemies' Kings & Queens 2024				Tournament Bojanala's Rating Express 2024
		date 2024-03-02	rnd 4	type Standard	result 1	date 2024-04-06	rnd 2	type Standard	result 1
		Opponent Pelser, L (Leja)				Opponent Kruger, T (Thinus Pieter)
2	3	Tournament Bojanala Olienpark's One For The Ages 2024				Tournament Bojanala Olienpark's One For The Ages 2024
		date 2024-04-20	rnd 3	type Standard	result 0.5	date 2024-04-20	rnd 5	type Standard	result 1
		Opponent Sprague, C (Chloe)				Opponent Pilane, O (Ogone)
3	3	Tournament Bojanala's Rating Express 2024				Tournament Bojanala Olienpark's One For The Ages 2024
		date 2024-04-06	rnd 4	type Standard	result 1	date 2024-04-20	rnd 1	type Standard	result 1
		Opponent Van Der Berg, L (Lienke)				Opponent Schutte, A (Aiden)

#	Games	Start				End
1	6	Tournament Bojanala School League 2023				Tournament Bojanala's Kings & Queens Rapid and Doubles 2024
		date 2023-07-18	rnd 2	type Rapid	result 1	date 2024-08-10	rnd 2	type Rapid	result 1
		Opponent Moagi, O (Orefileneo)				Opponent Monamatha, O (Oreabetse)
2	1	Tournament Bojanala's Kings & Queens Rapid and Doubles 2024				Tournament Bojanala's Kings & Queens Rapid and Doubles 2024
		date 2024-08-10	rnd 4	type Rapid	result 1	date 2024-08-10	rnd 4	type Rapid	result 1
		Opponent Botha, E (Erasmus Albertus)				Opponent Botha, E (Erasmus Albertus)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Bojanala Olienpark's One For The Ages 2024				Tournament Bojanala's Kings & Queens Rapid and Doubles 2024
		date 2024-04-20	rnd 4	type Standard	result 1	date 2024-08-10	rnd 2	type Rapid	result 1
		Opponent Van Rensburg, L (Levi)				Opponent Monamatha, O (Oreabetse)
2	4	Tournament Schoemies' Kings & Queens 2024				Tournament Bojanala's Rating Express 2024
		date 2024-03-02	rnd 4	type Standard	result 1	date 2024-04-06	rnd 2	type Standard	result 1
		Opponent Pelser, L (Leja)				Opponent Kruger, T (Thinus Pieter)
3	3	Tournament Bojanala's Rating Express 2024				Tournament Bojanala Olienpark's One For The Ages 2024
		date 2024-04-06	rnd 4	type Standard	result 1	date 2024-04-20	rnd 1	type Standard	result 1
		Opponent Van Der Berg, L (Lienke)				Opponent Schutte, A (Aiden)

#	Games	Start				End
1	4	Tournament Schoemies' Kings & Queens 2024				Tournament Bojanala's Rating Express 2024
		date 2024-03-02	rnd 4	type Standard	result 1	date 2024-04-06	rnd 2	type Standard	result 1
		Opponent Pelser, L (Leja)				Opponent Kruger, T (Thinus Pieter)
2	3	Tournament Bojanala's Rating Express 2024				Tournament Bojanala Olienpark's One For The Ages 2024
		date 2024-04-06	rnd 4	type Standard	result 1	date 2024-04-20	rnd 1	type Standard	result 1
		Opponent Van Der Berg, L (Lienke)				Opponent Schutte, A (Aiden)
3	3	Tournament Bojanala's Merry ChessMas 2023				Tournament Bojanala's Merry ChessMas 2023
		date 2023-12-09	rnd 2	type Standard	result 1	date 2023-12-09	rnd 4	type Standard	result 1
		Opponent Mahloko, L (Lehlogono)				Opponent Pilane, O (Ogone)

#	Games	Start				End
1	6	Tournament Bojanala School League 2023				Tournament Bojanala's Kings & Queens Rapid and Doubles 2024
		date 2023-07-18	rnd 2	type Rapid	result 1	date 2024-08-10	rnd 2	type Rapid	result 1
		Opponent Moagi, O (Orefileneo)				Opponent Monamatha, O (Oreabetse)
2	1	Tournament Bojanala's Kings & Queens Rapid and Doubles 2024				Tournament Bojanala's Kings & Queens Rapid and Doubles 2024
		date 2024-08-10	rnd 4	type Rapid	result 1	date 2024-08-10	rnd 4	type Rapid	result 1
		Opponent Botha, E (Erasmus Albertus)				Opponent Botha, E (Erasmus Albertus)

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	Rakubutu ,P (Pabatso)	4	3.5	318.8	4	3.5	318.8	0	0	0	0	0	0
1	Rakubutu ,P (Pabatso)	4	1259.2	1577.9	4	1256.8	1577.9	0	0	0	0	0	0
2	Kruger ,T (Thinus Pieter)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
2	Kruger ,T (Thinus Pieter)	4	1411	1198.5	4	1423.1	1198.5	0	0	0	0	0	0
3	Gouws ,P (Philip)	3	0	-425	3	0	-425	0	0	0	0	0	0
3	Gouws ,P (Philip)	3	1439.1	1014.1	3	1429.8	1014.1	0	0	0	0	0	0
4	Pilane ,O (Ogone)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
4	Pilane ,O (Ogone)	3	1197.7	1339.3	3	1188.8	1339.3	0	0	0	0	0	0
5	Taperesu ,K (Kaelyn Lynelle)	3	3	425	3	3	425	0	0	0	0	0	0
5	Taperesu ,K (Kaelyn Lynelle)	3	1217.7	1642.7	3	1221.5	1642.7	0	0	0	0	0	0
6	Monamatha ,O (Oreabetse)	3	1	-141.7	2	0	-425	1	1	425	0	0	0
6	Monamatha ,O (Oreabetse)	3	1250.1	1108.4	2	1248.5	825.1	1	1177.2	1675.1	0	0	0
7	Van Rensburg ,L (Levi)	2	2	425	2	2	425	0	0	0	0	0	0
7	Van Rensburg ,L (Levi)	2	1196.6	1621.6	2	1187.8	1621.6	0	0	0	0	0	0
8	De Jager ,L (Luado)	2	2	425	2	2	425	0	0	0	0	0	0
8	De Jager ,L (Luado)	2	1230.8	1655.8	2	1236.9	1655.8	0	0	0	0	0	0
9	Pelser ,L (Leja)	2	2	425	2	2	425	0	0	0	0	0	0
9	Pelser ,L (Leja)	2	1148.1	1573.1	2	1140.8	1573.1	0	0	0	0	0	0
10	Van Der Berg ,L (Lienke)	2	2	425	2	2	425	0	0	0	0	0	0
10	Van Der Berg ,L (Lienke)	2	1179.4	1604.4	2	1193.9	1604.4	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, Z (Zichvan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms