Chess South Africa Ratings Database

PLAYER PAGE

Personal

Heynse, J (Juan)

Chess SA id

1160304268

FIDE id

Date of birth

2016-07-31 (U10)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1167.1	1200	1150.9	1200
Raw rating	1156.5	1200	1145.5	1200
Weighted rating	1167.1	1200	1150.9	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	176.4	165.8	179.2	165.8
Highest rating	1200 2024-05-01	1200 2024-05-01	1200 2024-05-01	1200 2024-05-01
Highest raw rating	1200 2024-05-01	1200 2024-05-01	1200 2024-05-01	1200 2024-05-01
Highest weighted rating	1200 2024-05-01	1200 2024-05-01	1200 2024-05-01	1200 2024-05-01
Highest weighted performance	1200 2024-12-01	1200 2024-05-01	1200 2024-12-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1.3	0	-1.1	0
New rating	1165.7	1200	1149.8	1200
Analysis
Rating	1167.1	1200	1150.9	1200
Raw rating	1156.5	1200	1145.5	1200
Weighted rating	1167.1	1200	1150.9
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	176.4	165.8	179.2	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	1156.5	1200	1145.5	1200
New weighted rating	1165.7	1200	1149.8	1200
New weighted performance	0	0	0	0
Temp new rating	1165.7	1200	1149.8	1200
Temp new rating +/-	-1.3	0	-1.1	0
Final new rating +/-	-1.3	0	-1.1	0
New rating	1165.7	1200	1149.8	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Rapid
	0	0
	14	14
	9	9
	0	0
	0	0
	0	0
History	23	23

Games since
	Main 23	Standard 0		Rapid 23		Blitz 0
Gender	Male
Age group	U10
Region	West Coast (WCU)
Province	Western Cape (WC)
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	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	1816		921		232
Male	1367		676		161
U10	189		104		26
U10 Male	134		77		15
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	14	4.5	32.14	-151.8	1207.1	1055.4
Standard	0	0	0	0	0	0
Rapid	14	4.5	32.14	-151.8	1207.1	1055.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	23	7	30.43	-166.3	1203.2	1036.9
Standard	0	0	0	0	0	0
Rapid	23	7	30.43	-166.3	1203.2	1036.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1156.5	1200	1145.5	1200
2025-09-01	1156.5	1200	1145.5	1200
2025-08-01	1169.7	1200	1153	1200
2025-07-01	1170.8	1200	1154.6	1200
2025-06-01	1170.4	1200	1154.1	1200
2025-05-01	1173.7	1200	1159.2	1200
2025-04-01	1173.7	1200	1159.2	1200
2025-03-01	1173.7	1200	1159.2	1200
2025-02-01	1173.4	1200	1159.2	1200
2025-01-01	1159.2	1200	1146.8	1200
2024-12-01	1159.2	1200	1146.8	1200
2024-11-01	1153.4	1200	1122.8	1200
2024-10-01	1153.4	1200	1122.8	1200
2024-09-01	1153.4	1200	1122.8	1200
2024-08-01	1153.4	1200	1122.8	1200
2024-07-01	1153.4	1200	1122.8	1200
2024-06-01	1153.4	1200	1122.8	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	1200	1200

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	Pedro Booyse Top Schools 2025 (U9)	2025-08-23	2025-08-23	Rapid	West Coast (WCU)	6	6	2	Yes	Analysis
2	Lower West Coast Top Schools 2025 (U9)	2025-06-12	2025-06-12	Rapid	West Coast (WCU)	6	4	1.5	Yes	Analysis
3	Brenton Cupido West Coast Development Championship 2025 (U7+U9 Boys)	2025-05-24	2025-05-24	Rapid	West Coast (WCU)	5	4	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Pedro Booyse Top Schools 2025 (U9)	2025-08-23	2025-08-23	Rapid	West Coast (WCU)	6	6	2	Yes	Analysis
2	Lower West Coast Top Schools 2025 (U9)	2025-06-12	2025-06-12	Rapid	West Coast (WCU)	6	4	1.5	Yes	Analysis
3	Brenton Cupido West Coast Development Championship 2025 (U7+U9 Boys)	2025-05-24	2025-05-24	Rapid	West Coast (WCU)	5	4	1	Yes	Analysis
4	West Coast Grand Challange League 2024 (PS Development)	2024-10-26	2024-10-26	Rapid	West Coast (WCU)	5	5	2.5	Yes	Analysis
5	Lower West Top Schools 2024 (U9+U11)	2024-05-11	2024-05-11	Rapid	West Coast (WCU)	5	4	0	Yes	Analysis

#	Games	Start				End
1	2	Tournament West Coast Grand Challange League 2024				Tournament West Coast Grand Challange League 2024
		date 2024-10-26	rnd 4	type Rapid	result 1	date 2024-10-26	rnd 5	type Rapid	result 1
		Opponent Wilsnach, M (Meilicia)				Opponent Swartz, E (Elruhte)
2	1	Tournament Pedro Booyse Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-08-23	rnd 6	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent Fredericks, L (Leahne)				Opponent Fredericks, L (Leahne)
3	1	Tournament Pedro Booyse Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-08-23	rnd 3	type Rapid	result 1	date 2025-08-23	rnd 3	type Rapid	result 1
		Opponent Fredericks, L (Leahne)				Opponent Fredericks, L (Leahne)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament West Coast Grand Challange League 2024				Tournament West Coast Grand Challange League 2024
		date 2024-10-26	rnd 4	type Rapid	result 1	date 2024-10-26	rnd 5	type Rapid	result 1
		Opponent Wilsnach, M (Meilicia)				Opponent Swartz, E (Elruhte)
2	1	Tournament Pedro Booyse Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-08-23	rnd 6	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent Fredericks, L (Leahne)				Opponent Fredericks, L (Leahne)
3	1	Tournament Pedro Booyse Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-08-23	rnd 3	type Rapid	result 1	date 2025-08-23	rnd 3	type Rapid	result 1
		Opponent Fredericks, L (Leahne)				Opponent Fredericks, L (Leahne)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament West Coast Grand Challange League 2024				Tournament West Coast Grand Challange League 2024
		date 2024-10-26	rnd 4	type Rapid	result 1	date 2024-10-26	rnd 5	type Rapid	result 1
		Opponent Wilsnach, M (Meilicia)				Opponent Swartz, E (Elruhte)
2	1	Tournament Pedro Booyse Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-08-23	rnd 6	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent Fredericks, L (Leahne)				Opponent Fredericks, L (Leahne)
3	1	Tournament Pedro Booyse Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-08-23	rnd 3	type Rapid	result 1	date 2025-08-23	rnd 3	type Rapid	result 1
		Opponent Fredericks, L (Leahne)				Opponent Fredericks, L (Leahne)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament West Coast Grand Challange League 2024				Tournament West Coast Grand Challange League 2024
		date 2024-10-26	rnd 4	type Rapid	result 1	date 2024-10-26	rnd 5	type Rapid	result 1
		Opponent Wilsnach, M (Meilicia)				Opponent Swartz, E (Elruhte)
2	1	Tournament Pedro Booyse Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-08-23	rnd 6	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent Fredericks, L (Leahne)				Opponent Fredericks, L (Leahne)
3	1	Tournament Pedro Booyse Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-08-23	rnd 3	type Rapid	result 1	date 2025-08-23	rnd 3	type Rapid	result 1
		Opponent Fredericks, L (Leahne)				Opponent Fredericks, L (Leahne)

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	Revmatas ,N (Nikolai)	4	0	-425	0	0	0	4	0	-425	0	0	0
1	Revmatas ,N (Nikolai)	4	1217.6	792.6	0	0	0	4	1265.5	792.6	0	0	0
2	Cloete ,B (Beau-Login)	2	0	-425	0	0	0	2	0	-425	0	0	0
2	Cloete ,B (Beau-Login)	2	1207.3	782.3	0	0	0	2	1245.4	782.3	0	0	0
3	Fredericks ,L (Leahne)	2	2	425	0	0	0	2	2	425	0	0	0
3	Fredericks ,L (Leahne)	2	1207.2	1632.2	0	0	0	2	1231.9	1632.2	0	0	0
4	Brand ,L (Luke)	2	1.5	212.5	0	0	0	2	1.5	212.5	0	0	0
4	Brand ,L (Luke)	2	1200	1412.5	0	0	0	2	1200	1412.5	0	0	0
5	Filand ,M (Matheo)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Filand ,M (Matheo)	1	1199.8	774.8	0	0	0	1	1200	774.8	0	0	0
6	Wilsnach ,M (Meilicia)	1	1	425	0	0	0	1	1	425	0	0	0
6	Wilsnach ,M (Meilicia)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
7	Rudolf ,T (Taynicke)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
7	Rudolf ,T (Taynicke)	1	1200	1200	0	0	0	1	1200	1200	0	0	0
8	Leukes ,E (Elwano)	1	1	425	0	0	0	1	1	425	0	0	0
8	Leukes ,E (Elwano)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Coakley ,S (Shaigan)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Coakley ,S (Shaigan)	1	1223	798	0	0	0	1	1237.2	798	0	0	0
10	Owies ,T (Tiffany)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Owies ,T (Tiffany)	1	1178.3	753.3	0	0	0	1	1166.8	753.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Heynse, J (Juan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms