Chess South Africa Ratings Database

PLAYER PAGE

Personal

Bolleurs, J (Jason)

Chess SA id

1080154864

FIDE id

Date of birth

2008-02-16 (U18)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-08-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1253.1	1242.4	1236	1200
Raw rating	1253.1	1242.4	1236	1200
Weighted rating	1253.1	1242.4	1236	1200
Weighted performance	0	0	0	0
Floor	753.1	742.4	736	700
K-factor	36	36	36	36
Min/Max rating change allowed	153.7	156.1	157.5	165.8
Highest rating	1253.1 2024-02-01	1242.4 2024-02-01	1414.9 2023-05-01	1200 2018-10-01
Highest raw rating	1253.1 2024-02-01	1242.4 2024-02-01	1236 2024-02-01	1200 2024-02-01
Highest weighted rating	1253.1 2025-07-01	1242.4 2025-07-01	1236 2025-04-01	1200 2018-10-01
Highest weighted performance	1250.1 2023-08-01	1237.5 2023-08-01	1414.9 2023-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1253.1	1242.4	1236	1200
Analysis
Rating	1253.1	1242.4	1236	1200
Raw rating	1253.1	1242.4	1236	1200
Weighted rating	1253.1	1242.4	1236
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	753.1	742.4	736	700
Max/Min rating change allowed	153.7	156.1	157.5	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	1253.1	1242.4	1236	1200
New weighted rating	1253.1	1242.4	1236	1200
New weighted performance	0	0	0	0
Temp new rating	1253.1	1242.4	1236	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1253.1	1242.4	1236	1200
New K-factor	36	36	36	36
New floor	753.1	742.4	736	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	16	12	4
	0	0	0
	0	0	0
History	16	12	4

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	16	9.5	59.38	79.7	1233.4	1313.1
Standard	12	6.5	54.17	35.4	1248	1283.4
Rapid	4	3	75	212.5	1189.8	1402.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1253.1	1242.4	1236	1200
2025-09-01	1253.1	1242.4	1236	1200
2025-08-01	1253.1	1242.4	1236	1200
2025-07-01	1253.1	1242.4	1236	1200
2025-06-01	1253.1	1242.4	1236	1200
2025-05-01	1253.1	1242.4	1236	1200
2025-04-01	1253.1	1242.4	1236	1200
2025-03-01	1253.1	1242.4	1236	1200
2025-02-01	1253.1	1242.4	1236	1200
2025-01-01	1253.1	1242.4	1236	1200
2024-12-01	1253.1	1242.4	1236	1200
2024-11-01	1253.1	1242.4	1236	1200
2024-10-01	1253.1	1242.4	1236	1200
2024-09-01	1253.1	1242.4	1236	1200
2024-08-01	1253.1	1242.4	1236	1200
2024-07-01	1253.1	1242.4	1236	1200
2024-06-01	1253.1	1242.4	1236	1200
2024-08-01	1253.1	1242.4	1236	1200
2024-04-01	1253.1	1242.4	1236	1200
2024-03-01	1253.1	1242.4	1236	1200
2024-02-01	1253.1	1242.4	1236	1200
2024-01-01	1253.1	1242.4	1236	1200
2023-12-01	1253.1	1242.4	1236	1200
2023-11-01	1253.1	1242.4	1236	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	2023 Gauteng Top Schools (U17 Mixed)	2023-08-19	2023-08-19	Standard	West Rand (GWR)	5	3	1	Yes	Analysis
2	Ekurhuleni North School Teams 2023 (U17)	2023-08-05	2023-08-05	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
3	Ekurhuleni North Schools Individual Finals 2023 (U15 Boys)	2023-05-13	2023-05-13	Standard	Ekurhuleni (GE)	5	4	1.5	Yes	Analysis
4	Benoni Cluster High School League 2023 (U15 Open)	2023-05-06	2023-05-06	Rapid	Ekurhuleni (GE)	5	4	3	Yes	Analysis

#	Games	Start				End
1	5	Tournament Benoni Cluster High School League 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-06	rnd 3	type Rapid	result 1	date 2023-05-13	rnd 2	type Standard	result 1
		Opponent Kandawasvika, M (Mukundi)				Opponent Moodley, L (Lerelle)
2	4	Tournament Ekurhuleni North School Teams 2023				Tournament Ekurhuleni North School Teams 2023
		date 2023-08-05	rnd 2	type Standard	result 1	date 2023-08-05	rnd 5	type Standard	result 1
		Opponent Maluleke, W (Wisdom)				Opponent Sekhula, RP (Reitumetse Precious)
3	1	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-19	rnd 2	type Standard	result 1	date 2023-08-19	rnd 2	type Standard	result 1
		Opponent Moila, T (Thato)				Opponent Moila, T (Thato)

#	Games	Start				End
1	4	Tournament Ekurhuleni North School Teams 2023				Tournament Ekurhuleni North School Teams 2023
		date 2023-08-05	rnd 2	type Standard	result 1	date 2023-08-05	rnd 5	type Standard	result 1
		Opponent Maluleke, W (Wisdom)				Opponent Sekhula, RP (Reitumetse Precious)
2	2	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-13	rnd 1	type Standard	result 0.5	date 2023-05-13	rnd 2	type Standard	result 1
		Opponent Horn, C (Cade)				Opponent Moodley, L (Lerelle)
3	1	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-19	rnd 2	type Standard	result 1	date 2023-08-19	rnd 2	type Standard	result 1
		Opponent Moila, T (Thato)				Opponent Moila, T (Thato)

#	Games	Start				End
1	3	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 3	type Rapid	result 1	date 2023-05-06	rnd 5	type Rapid	result 1
		Opponent Kandawasvika, M (Mukundi)				Opponent Van Der Merwe, J (John)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Ekurhuleni North School Teams 2023				Tournament Ekurhuleni North School Teams 2023
		date 2023-08-05	rnd 2	type Standard	result 1	date 2023-08-05	rnd 5	type Standard	result 1
		Opponent Maluleke, W (Wisdom)				Opponent Sekhula, RP (Reitumetse Precious)
2	3	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 3	type Rapid	result 1	date 2023-05-06	rnd 5	type Rapid	result 1
		Opponent Kandawasvika, M (Mukundi)				Opponent Van Der Merwe, J (John)
3	1	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-19	rnd 2	type Standard	result 1	date 2023-08-19	rnd 2	type Standard	result 1
		Opponent Moila, T (Thato)				Opponent Moila, T (Thato)

#	Games	Start				End
1	4	Tournament Ekurhuleni North School Teams 2023				Tournament Ekurhuleni North School Teams 2023
		date 2023-08-05	rnd 2	type Standard	result 1	date 2023-08-05	rnd 5	type Standard	result 1
		Opponent Maluleke, W (Wisdom)				Opponent Sekhula, RP (Reitumetse Precious)
2	1	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-19	rnd 2	type Standard	result 1	date 2023-08-19	rnd 2	type Standard	result 1
		Opponent Moila, T (Thato)				Opponent Moila, T (Thato)
3	1	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-13	rnd 2	type Standard	result 1	date 2023-05-13	rnd 2	type Standard	result 1
		Opponent Moodley, L (Lerelle)				Opponent Moodley, L (Lerelle)

#	Games	Start				End
1	3	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 3	type Rapid	result 1	date 2023-05-06	rnd 5	type Rapid	result 1
		Opponent Kandawasvika, M (Mukundi)				Opponent Van Der Merwe, J (John)

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	Moodley ,L (Lerelle)	1	1	425	1	1	425	0	0	0	0	0	0
1	Moodley ,L (Lerelle)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Moila ,T (Thato)	1	1	425	1	1	425	0	0	0	0	0	0
2	Moila ,T (Thato)	1	1148.5	1573.5	1	1138	1573.5	0	0	0	0	0	0
3	Andrews ,J (Jason)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Andrews ,J (Jason)	1	1251.3	826.3	1	1205.1	826.3	0	0	0	0	0	0
4	Patel ,M (Mikha`eel)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Patel ,M (Mikha`eel)	1	1249.9	824.9	1	1258	824.9	0	0	0	0	0	0
5	Sekhula ,RP (Reitumetse Precious)	1	1	425	1	1	425	0	0	0	0	0	0
5	Sekhula ,RP (Reitumetse Precious)	1	1150.1	1575.1	1	1142	1575.1	0	0	0	0	0	0
6	Pieterse ,EG (Erik Georg)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Pieterse ,EG (Erik Georg)	1	1311.6	886.6	1	1328.3	886.6	0	0	0	0	0	0
7	Mpofu ,S (Sinothile)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mpofu ,S (Sinothile)	1	1211	786	1	1200	786	0	0	0	0	0	0
8	Snyders ,M (Meya)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Snyders ,M (Meya)	1	1406.8	981.8	1	1388.2	981.8	0	0	0	0	0	0
9	Horn ,C (Cade)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Horn ,C (Cade)	1	1446.8	1446.8	1	1439.6	1446.8	0	0	0	0	0	0
10	Batty ,A (Akeefah)	1	1	425	1	1	425	0	0	0	0	0	0
10	Batty ,A (Akeefah)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Bolleurs, J (Jason)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms