Chess South Africa Ratings Database

PLAYER PAGE

Personal

Norval, J (James)

Chess SA id

1120158372

FIDE id

Date of birth

2012-10-01 (U14)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-10-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1225.1	1228.1	1200	1200
Raw rating	1225.1	1228.1	1200	1200
Weighted rating	1218.7	1220.7	1200	1200
Weighted performance	0	0	0	0
Floor	725.1	728.1	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	160	159.3	165.8	165.8
Highest rating	1285.4 2023-07-01	1288.5 2023-07-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1225.1 2024-11-01	1228.1 2024-11-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1216.9 2025-08-01	1218.7 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1285.4 2023-07-01	1288.5 2023-07-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1225.1	1228.1	1200	1200
Analysis
Rating	1225.1	1228.1	1200	1200
Raw rating	1225.1	1228.1	1200	1200
Weighted rating	1218.7	1220.7	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	725.1	728.1	700	700
Max/Min rating change allowed	160	159.3	165.8	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	1225.1	1228.1	1200	1200
New weighted rating	1219.5	1221.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1225.1	1228.1	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1225.1	1228.1	1200	1200
New K-factor	36	36	36	36
New floor	725.1	728.1	700	700

Item	Main	Standard
	0	0
	0	0
	10	10
	4	4
	0	0
	0	0
History	14	14

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	14	6.5	46.43	-30.4	1271.1	1240.7
Standard	14	6.5	46.43	-30.4	1271.1	1240.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1225.1	1228.1	1200	1200
2025-09-01	1225.1	1228.1	1200	1200
2025-08-01	1225.1	1228.1	1200	1200
2025-07-01	1225.1	1228.1	1200	1200
2025-06-01	1225.1	1228.1	1200	1200
2025-05-01	1225.1	1228.1	1200	1200
2025-04-01	1225.1	1228.1	1200	1200
2025-03-01	1225.1	1228.1	1200	1200
2025-02-01	1225.1	1228.1	1200	1200
2025-01-01	1225.1	1228.1	1200	1200
2024-12-01	1225.1	1228.1	1200	1200
2024-11-01	1225.1	1228.1	1200	1200
2024-10-01	1175.5	1167.6	1200	1200
2024-09-01	1175.5	1167.6	1200	1200
2024-08-01	1210.8	1213	1200	1200
2024-07-01	1210.8	1213	1200	1200
2024-06-01	1210.8	1213	1200	1200
2024-08-01	1210.8	1213	1200	1200
2024-04-01	1210.8	1213	1200	1200
2024-03-01	1210.8	1213	1200	1200
2024-02-01	1210.8	1213	1200	1200
2024-01-01	1210.8	1213	1200	1200
2023-12-01	1210.8	1213	1200	1200
2023-11-01	1210.8	1213	1200	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	Gauteng Top Schools 2024 (U13 Open)	2024-10-04	2024-10-04	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
2	D4 Tshwane South District Schools Teams Chess Tournament 2024 (U13A)	2024-08-03	2024-08-03	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
3	2023 Menlo Open Tournament (D)	2023-07-22	2023-07-22	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament D4 Tshwane South District Schools Teams Chess Tournament 2024				Tournament Gauteng Top Schools 2024
		date 2024-08-03	rnd 5	type Standard	result 1	date 2024-10-04	rnd 3	type Standard	result 1
		Opponent Van Der Westhuizen, K (Kelvin)				Opponent Madureira, K (Kenzu)
2	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 5	type Standard	result 1	date 2024-10-04	rnd 5	type Standard	result 1
		Opponent Pretorius, C (Christiaan)				Opponent Pretorius, C (Christiaan)
3	1	Tournament 2023 Menlo Open Tournament				Tournament 2023 Menlo Open Tournament
		date 2023-07-22	rnd 4	type Standard	result 1	date 2023-07-22	rnd 4	type Standard	result 1
		Opponent Kleynhans, M (Magnus)				Opponent Kleynhans, M (Magnus)

#	Games	Start				End
1	4	Tournament D4 Tshwane South District Schools Teams Chess Tournament 2024				Tournament Gauteng Top Schools 2024
		date 2024-08-03	rnd 5	type Standard	result 1	date 2024-10-04	rnd 3	type Standard	result 1
		Opponent Van Der Westhuizen, K (Kelvin)				Opponent Madureira, K (Kenzu)
2	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 5	type Standard	result 1	date 2024-10-04	rnd 5	type Standard	result 1
		Opponent Pretorius, C (Christiaan)				Opponent Pretorius, C (Christiaan)
3	1	Tournament 2023 Menlo Open Tournament				Tournament 2023 Menlo Open Tournament
		date 2023-07-22	rnd 4	type Standard	result 1	date 2023-07-22	rnd 4	type Standard	result 1
		Opponent Kleynhans, M (Magnus)				Opponent Kleynhans, M (Magnus)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 2	type Standard	result 1	date 2024-10-04	rnd 3	type Standard	result 1
		Opponent Myburgh, W (Wikus)				Opponent Madureira, K (Kenzu)
2	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 5	type Standard	result 1	date 2024-10-04	rnd 5	type Standard	result 1
		Opponent Pretorius, C (Christiaan)				Opponent Pretorius, C (Christiaan)
3	1	Tournament D4 Tshwane South District Schools Teams Chess Tournament 2024				Tournament D4 Tshwane South District Schools Teams Chess Tournament 2024
		date 2024-08-03	rnd 5	type Standard	result 1	date 2024-08-03	rnd 5	type Standard	result 1
		Opponent Van Der Westhuizen, K (Kelvin)				Opponent Van Der Westhuizen, K (Kelvin)

#	Games	Start				End
1	2	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 2	type Standard	result 1	date 2024-10-04	rnd 3	type Standard	result 1
		Opponent Myburgh, W (Wikus)				Opponent Madureira, K (Kenzu)
2	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 5	type Standard	result 1	date 2024-10-04	rnd 5	type Standard	result 1
		Opponent Pretorius, C (Christiaan)				Opponent Pretorius, C (Christiaan)
3	1	Tournament D4 Tshwane South District Schools Teams Chess Tournament 2024				Tournament D4 Tshwane South District Schools Teams Chess Tournament 2024
		date 2024-08-03	rnd 5	type Standard	result 1	date 2024-08-03	rnd 5	type Standard	result 1
		Opponent Van Der Westhuizen, K (Kelvin)				Opponent Van Der Westhuizen, K (Kelvin)

No games found.

#	Games	Start				End

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	Mcphail ,M (Matthew)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Mcphail ,M (Matthew)	2	1323.1	898.1	2	1318.8	898.1	0	0	0	0	0	0
2	Pistorius ,A (Anabelle)	1	1	425	1	1	425	0	0	0	0	0	0
2	Pistorius ,A (Anabelle)	1	1175.3	1600.3	1	1160.7	1600.3	0	0	0	0	0	0
3	Myburgh ,W (Wikus)	1	1	425	1	1	425	0	0	0	0	0	0
3	Myburgh ,W (Wikus)	1	1216.1	1641.1	1	1220.1	1641.1	0	0	0	0	0	0
4	Pretorius ,C (Christiaan)	1	1	425	1	1	425	0	0	0	0	0	0
4	Pretorius ,C (Christiaan)	1	1232.8	1657.8	1	1239.9	1657.8	0	0	0	0	0	0
5	Van Der Westhuizen ,K (Kelvin)	1	1	425	1	1	425	0	0	0	0	0	0
5	Van Der Westhuizen ,K (Kelvin)	1	1200.3	1625.3	1	1200.3	1625.3	0	0	0	0	0	0
6	Minny ,O (Oban)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Minny ,O (Oban)	1	1353.3	928.3	1	1333.1	928.3	0	0	0	0	0	0
7	Naude ,J (Johan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Naude ,J (Johan)	1	1499.1	1074.1	1	1495.8	1074.1	0	0	0	0	0	0
8	Wolvaardt ,J (Jonathan)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Wolvaardt ,J (Jonathan)	1	1404.5	979.5	1	1433.7	979.5	0	0	0	0	0	0
9	Breytenbach ,D (Dewald)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Breytenbach ,D (Dewald)	1	1377.8	1377.8	1	1352.3	1377.8	0	0	0	0	0	0
10	Kleynhans ,M (Magnus)	1	1	425	1	1	425	0	0	0	0	0	0
10	Kleynhans ,M (Magnus)	1	1282.9	1707.9	1	1283.3	1707.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Norval, J (James)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms