Chess South Africa Ratings Database

PLAYER PAGE

Personal

White, J (Jonovan)

Chess SA id

196042743

FIDE id

Date of birth

1996-07-19 (Adult)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-30

Personal details last changed

2025-07-14

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1430.7	1398.5	1334.1	1189
Raw rating	1398.3	1360.9	1334.1	1189
Weighted rating	1318	1271.8	1299.1	1189
Weighted performance	1430.7	1398.5	1177.3	0
Floor	898.3	861.4	834.1	689
K-factor	36	36	36	40
Min/Max rating change allowed	125	131.8	137	168.4
Highest rating	1430.7 2025-09-30	1398.5 2025-09-30	1348.7 2024-10-01	1200 2024-02-01
Highest raw rating	1398.3 2025-09-30	1361.4 2025-08-01	1334.1 2024-11-01	1189 2024-02-01
Highest weighted rating	1318 2025-09-30	1271.8 2025-09-30	1284.8 2025-08-01	1189 2024-11-01
Highest weighted performance	1430.7 2025-09-30	1398.5 2025-09-30	1348.7 2024-10-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.5	-0.5	0	0
New rating	1430.2	1398	1334.1	1189
Analysis
Rating	1430.7	1398.5	1334.1	1189
Raw rating	1398.3	1360.9	1334.1	1189
Weighted rating	1318	1271.8	1299.1
Weighted performance	1430.7	1398.5	1177.3
K-factor	36	36	36	40
Floor	898.3	861.4	834.1	689
Max/Min rating change allowed	125	131.8	137	168.4
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	1398.3	1360.9	1334.1	1189
New weighted rating	1328.3	1281.4	1305.3	1189
New weighted performance	1430.2	1398	1176.8	0
Temp new rating	1430.2	1398	1334.1	1189
Temp new rating +/-	-0.5	-0.5	0	0
Final new rating +/-	-0.5	-0.5	0	0
New rating	1430.2	1398	1334.1	1189
New K-factor	36	36	36	40
New floor	898.3	861.4	834.1	689

Item	Main	Standard	Rapid
	0	0	0
	22	22	0
	35	15	20
	16	0	16
	0	0	0
	0	0	0
History	80	44	36

Games since
	Main 57	Standard 37		Rapid 20		Blitz 0
Gender	Male
Age group	Adult
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1863		560		41
Male	1563		453		33
Adult	483		131		10
Adult Male	447		118		8
Standard
	RSA		Province		Region
Overall	2068		566		32
Male	1692		436		26
Adult	451		98		7
Adult Male	417		87		5
Rapid
	RSA		Province		Region
Overall	826		425		95
Male	685		349		75
Adult	178		67		4
Adult Male	173		67		4
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	22	11.5	52.27	19.3	1443.8	1463.1
Standard	22	11.5	52.27	19.3	1443.8	1463.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	73	38.5	52.74	23.3	1322.1	1345.3
Standard	37	20.5	55.41	45.9	1385.2	1431.1
Rapid	36	18	50	0	1257.2	1257.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1398.3	1360.9	1334.1	1189
2025-09-01	1385.1	1354.1	1334.1	1189
2025-08-01	1394.4	1361.4	1334.1	1189
2025-07-01	1382	1321.2	1334.1	1189
2025-06-01	1382	1321.2	1334.1	1189
2025-05-01	1356.4	1277.4	1334.1	1189
2025-04-01	1356.4	1277.4	1334.1	1189
2025-03-01	1356.4	1277.4	1334.1	1189
2025-02-01	1356.4	1277.4	1334.1	1189
2025-01-01	1356.4	1277.4	1334.1	1189
2024-12-01	1258.1	1201.8	1334.1	1189
2024-11-01	1256.6	1189	1334.1	1189
2024-10-01	1234.1	1189	1269.8	1189
2024-09-01	1235.1	1189	1269.8	1189
2024-08-01	1235.1	1189	1269.8	1189
2024-07-01	1170.5	1189	1147.8	1189
2024-06-01	1170.5	1189	1147.8	1189
2024-08-01	1170.5	1189	1147.8	1189
2024-04-01	1170.5	1189	1147.8	1189
2024-03-01	1170.5	1189	1147.8	1189
2024-02-01	1170.5	1189	1147.8	1189
2024-01-01	1170.5	1189	1147.8	1189
2023-12-01	1169	1189	1147.8	1189
2023-11-01	1169	1189	1147.8	1189

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Rooibos Open 2025 (Elite)	2025-08-30	2025-08-30	Standard	West Coast (WCU)	5	5	2.5	Yes	Analysis
2	Western Cape Women�s Championship 2025 (Advanced)	2025-08-08	2025-08-10	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
3	Deep Blue Open 2025 (A)	2025-06-21	2025-06-21	Standard	West Coast (WCU)	5	5	2	Yes	Analysis
4	West Coast And Mykonos Open 2025 (Advanced)	2025-05-02	2025-05-04	Standard	West Coast (WCU)	6	6	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Rooibos Open 2025 (Elite)	2025-08-30	2025-08-30	Standard	West Coast (WCU)	5	5	2.5	Yes	Analysis
2	Western Cape Women�s Championship 2025 (Advanced)	2025-08-08	2025-08-10	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
3	Deep Blue Open 2025 (A)	2025-06-21	2025-06-21	Standard	West Coast (WCU)	5	5	2	Yes	Analysis
4	West Coast And Mykonos Open 2025 (Advanced)	2025-05-02	2025-05-04	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
5	St. Helena Bay Chess Club Open 2024 (B)	2024-12-07	2024-12-07	Standard	West Coast (WCU)	5	5	2.5	Yes	Analysis
6	Lambertsbay Chess Club Crayfish Classic 2024	2024-12-16	2024-12-16	Standard	West Coast (WCU)	5	5	3.5	Yes	Analysis
7	PR Booyse Standard Tournament 2024 (Open)	2024-11-02	2024-11-02	Standard	West Coast (WCU)	5	5	3	Yes	Analysis
8	West Coast College Open 2024 (A)	2024-10-05	2024-10-05	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
9	The Rooibos Open 2024 (Elite)	2024-08-24	2024-08-24	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
10	Vredendal North CC Open 2024 (Open)	2024-07-27	2024-07-27	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
11	Pedro Booyse Annual Rapid 2024 (Open)	2024-07-06	2024-07-06	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
12	Youth Day 2 2023 (Elite)	2023-06-24	2023-06-24	Rapid	West Coast (WCU)	5	5	1.5	Yes	Analysis
13	PRBCC Closed 2023 (A)	2023-04-15	2023-04-15	Rapid	West Coast (WCU)	6	6	3.5	Yes	Analysis
14	ORSK Back To School 2023 (A)	2023-02-04	2023-02-04	Rapid	West Coast (WCU)	5	5	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament Lambertsbay Chess Club Crayfish Classic 2024				Tournament Lambertsbay Chess Club Crayfish Classic 2024
		date 2024-12-16	rnd 1	type Standard	result 1	date 2024-12-16	rnd 4	type Standard	result 1
		Opponent Siebritz, Y (Yul)				Opponent Jaftha, N (Nadine)
2	4	Tournament Youth Day 2 2023				Tournament Pedro Booyse Annual Rapid 2024
		date 2023-06-24	rnd 3	type Rapid	result 0.5	date 2024-07-06	rnd 1	type Rapid	result 1
		Opponent Titus, S (Sonay)				Opponent Kriel, Z (Zaydon)
3	3	Tournament Western Cape Women�s Championship 2025				Tournament Rooibos Open 2025
		date 2025-08-10	rnd 5	type Standard	result 1	date 2025-08-30	rnd 1	type Standard	result 1
		Opponent Weimers, J (Jemal)				Opponent Njokweni, L (Llyabona)

#	Games	Start				End
1	4	Tournament Lambertsbay Chess Club Crayfish Classic 2024				Tournament Lambertsbay Chess Club Crayfish Classic 2024
		date 2024-12-16	rnd 1	type Standard	result 1	date 2024-12-16	rnd 4	type Standard	result 1
		Opponent Siebritz, Y (Yul)				Opponent Jaftha, N (Nadine)
2	3	Tournament Western Cape Women�s Championship 2025				Tournament Rooibos Open 2025
		date 2025-08-10	rnd 5	type Standard	result 1	date 2025-08-30	rnd 1	type Standard	result 1
		Opponent Weimers, J (Jemal)				Opponent Njokweni, L (Llyabona)
3	3	Tournament West Coast And Mykonos Open 2025				Tournament Deep Blue Open 2025
		date 2025-05-04	rnd 6	type Standard	result 1	date 2025-06-21	rnd 2	type Standard	result 1
		Opponent Bell, N (Neyo)				Opponent Siebritz, N (Noelle)

#	Games	Start				End
1	4	Tournament Youth Day 2 2023				Tournament Pedro Booyse Annual Rapid 2024
		date 2023-06-24	rnd 3	type Rapid	result 0.5	date 2024-07-06	rnd 1	type Rapid	result 1
		Opponent Titus, S (Sonay)				Opponent Kriel, Z (Zaydon)
2	3	Tournament West Coast College Open 2024				Tournament West Coast College Open 2024
		date 2024-10-05	rnd 2	type Rapid	result 1	date 2024-10-05	rnd 4	type Rapid	result 1
		Opponent Matthys, M (Mark-Wille)				Opponent Ellman, A (Anne-Belle)
3	3	Tournament Vredendal North CC Open 2024				Tournament Vredendal North CC Open 2024
		date 2024-07-27	rnd 3	type Rapid	result 1	date 2024-07-27	rnd 5	type Rapid	result 1
		Opponent Lenee, G (Gauis)				Opponent Davids, T (Tasrick)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Western Cape Women�s Championship 2025				Tournament Rooibos Open 2025
		date 2025-08-10	rnd 5	type Standard	result 1	date 2025-08-30	rnd 1	type Standard	result 1
		Opponent Weimers, J (Jemal)				Opponent Njokweni, L (Llyabona)
2	3	Tournament PR Booyse Standard Tournament 2024				Tournament St. Helena Bay Chess Club Open 2024
		date 2024-11-02	rnd 4	type Standard	result 1	date 2024-12-07	rnd 1	type Standard	result 1
		Opponent Schade, N (Nicolaas)				Opponent Willemse, A (Avah)
3	3	Tournament West Coast College Open 2024				Tournament West Coast College Open 2024
		date 2024-10-05	rnd 2	type Rapid	result 1	date 2024-10-05	rnd 4	type Rapid	result 1
		Opponent Matthys, M (Mark-Wille)				Opponent Ellman, A (Anne-Belle)

#	Games	Start				End
1	3	Tournament Western Cape Women�s Championship 2025				Tournament Rooibos Open 2025
		date 2025-08-10	rnd 5	type Standard	result 1	date 2025-08-30	rnd 1	type Standard	result 1
		Opponent Weimers, J (Jemal)				Opponent Njokweni, L (Llyabona)
2	3	Tournament PR Booyse Standard Tournament 2024				Tournament St. Helena Bay Chess Club Open 2024
		date 2024-11-02	rnd 4	type Standard	result 1	date 2024-12-07	rnd 1	type Standard	result 1
		Opponent Schade, N (Nicolaas)				Opponent Willemse, A (Avah)
3	2	Tournament West Coast And Mykonos Open 2025				Tournament West Coast And Mykonos Open 2025
		date 2025-05-03	rnd 3	type Standard	result 1	date 2025-05-03	rnd 4	type Standard	result 1
		Opponent Seas, A (Ava-Gee)				Opponent Schoeman, M (Mischke)

#	Games	Start				End
1	3	Tournament West Coast College Open 2024				Tournament West Coast College Open 2024
		date 2024-10-05	rnd 2	type Rapid	result 1	date 2024-10-05	rnd 4	type Rapid	result 1
		Opponent Matthys, M (Mark-Wille)				Opponent Ellman, A (Anne-Belle)
2	3	Tournament Vredendal North CC Open 2024				Tournament Vredendal North CC Open 2024
		date 2024-07-27	rnd 3	type Rapid	result 1	date 2024-07-27	rnd 5	type Rapid	result 1
		Opponent Lenee, G (Gauis)				Opponent Davids, T (Tasrick)
3	2	Tournament The Rooibos Open 2024				Tournament The Rooibos Open 2024
		date 2024-08-24	rnd 2	type Rapid	result 1	date 2024-08-24	rnd 3	type Rapid	result 1
		Opponent Ruiters, T (Thomlin)				Opponent Bell, N (Neyo)

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	Kotzee ,W (Wesley)	4	1	-212.5	3	1	-141.7	1	0	-425	0	0	0
1	Kotzee ,W (Wesley)	4	1359.6	1147.1	3	1344.4	1217.9	1	1200	934.6	0	0	0
2	Bell ,N (Neyo)	4	2	0	2	1	0	2	1	0	0	0	0
2	Bell ,N (Neyo)	4	1259.8	1259.8	2	1204	1259.8	2	1270.9	1259.8	0	0	0
3	Van Rooyen ,S (Sergio)	3	1.5	0	1	0.5	0	2	1	0	0	0	0
3	Van Rooyen ,S (Sergio)	3	1204.6	1204.6	1	1231.1	1204.6	2	1175.6	1204.6	0	0	0
4	Kameel ,L (Lindon)	3	0	-425	0	0	0	3	0	-425	0	0	0
4	Kameel ,L (Lindon)	3	1412.8	987.8	0	0	0	3	1404.7	987.8	0	0	0
5	Schoeman ,M (Mischke)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
5	Schoeman ,M (Mischke)	2	1412.2	1624.8	2	1384.2	1624.8	0	0	0	0	0	0
6	Njokweni ,L (Llyabona)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
6	Njokweni ,L (Llyabona)	2	1589.4	1801.9	2	1581.9	1801.9	0	0	0	0	0	0
7	Booysen ,J (Jenilo)	2	0	-425	1	0	-425	1	0	-425	0	0	0
7	Booysen ,J (Jenilo)	2	1475.3	1050.3	1	1423.3	1050.3	1	1342.6	1050.3	0	0	0
8	September ,G (G-Naro)	2	2	425	1	1	425	1	1	425	0	0	0
8	September ,G (G-Naro)	2	1100.1	1525.1	1	1135	1525.1	1	1154	1525.1	0	0	0
9	Tieties ,B (Beauton)	2	1	0	0	0	0	2	1	0	0	0	0
9	Tieties ,B (Beauton)	2	1475.5	1475.5	0	0	0	2	1533.6	1475.5	0	0	0
10	Siebritz ,Y (Yul)	1	1	425	1	1	425	0	0	0	0	0	0
10	Siebritz ,Y (Yul)	1	1442.1	1867.1	1	1353.5	1867.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

White, J (Jonovan)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms