Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Walt, J (Jason)

Chess SA id

1090114738

FIDE id

Date of birth

2009-10-29 (U18)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-05-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1190.9	1221.6	1156.8	1200
Raw rating	1190.9	1221.6	1156.8	1200
Weighted rating	1190.9	1221.6	1156.8	1200
Weighted performance	0	0	0	0
Floor	717.9	721.6	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	168	160.8	176.3	165.8
Highest rating	1289.8 2018-05-01	1289.8 2018-05-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1217.9 2018-06-01	1221.6 2024-02-01	1200 2018-02-01	1200 2024-02-01
Highest weighted rating	1217.9 2019-05-01	1221.6 2025-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1289.8 2018-05-01	1289.8 2018-05-01	1200 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1190.9	1221.6	1156.8	1200
Analysis
Rating	1190.9	1221.6	1156.8	1200
Raw rating	1190.9	1221.6	1156.8	1200
Weighted rating	1190.9	1221.6	1156.8
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	717.9	721.6	700	700
Max/Min rating change allowed	168	160.8	176.3	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	1190.9	1221.6	1156.8	1200
New weighted rating	1190.9	1221.6	1156.8	1200
New weighted performance	0	0	0	0
Temp new rating	1190.9	1221.6	1156.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1190.9	1221.6	1156.8	1200
New K-factor	36	36	36	36
New floor	717.9	721.6	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	10	5	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Tshwane (GTP)
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	10	5	50	0	1140.9	1140.9
Standard	5	3	60	85	1200	1285
Rapid	5	2	40	-85	1081.8	996.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1190.9	1221.6	1156.8	1200
2025-09-01	1190.9	1221.6	1156.8	1200
2025-08-01	1190.9	1221.6	1156.8	1200
2025-07-01	1190.9	1221.6	1156.8	1200
2025-06-01	1190.9	1221.6	1156.8	1200
2025-05-01	1190.9	1221.6	1156.8	1200
2025-04-01	1190.9	1221.6	1156.8	1200
2025-03-01	1190.9	1221.6	1156.8	1200
2025-02-01	1190.9	1221.6	1156.8	1200
2025-01-01	1190.9	1221.6	1156.8	1200
2024-12-01	1190.9	1221.6	1156.8	1200
2024-11-01	1190.9	1221.6	1156.8	1200
2024-10-01	1190.9	1221.6	1156.8	1200
2024-09-01	1190.9	1221.6	1156.8	1200
2024-08-01	1190.9	1221.6	1156.8	1200
2024-07-01	1190.9	1221.6	1156.8	1200
2024-06-01	1190.9	1221.6	1156.8	1200
2024-08-01	1190.9	1221.6	1156.8	1200
2024-04-01	1190.9	1221.6	1156.8	1200
2024-03-01	1190.9	1221.6	1156.8	1200
2024-02-01	1190.9	1221.6	1156.8	1200
2024-01-01	1190.9	1221.6	1156.8	1200
2023-12-01	1190.9	1221.6	1156.8	1200
2023-11-01	1190.9	1221.6	1156.8	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	2019 Super 12 Laerskole (Juniors)	2019-05-04	2019-05-04	Rapid	Tshwane (GTP)	5	5	2	Yes	Analysis
2	Ekurhuleni North Schools Individuals 2018	2018-05-12	2018-05-12	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament Ekurhuleni North Schools Individuals 2018				Tournament Ekurhuleni North Schools Individuals 2018
		date 2018-05-12	rnd 2	type Standard	result 1	date 2018-05-12	rnd 4	type Standard	result 1
		Opponent Manaka, P (Ponagalo)				Opponent Mabogo, P (Pfufho Alpha)
2	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 3	type Rapid	result 1	date 2019-05-04	rnd 4	type Rapid	result 1
		Opponent Walkenshaw, A (Alexander)				Opponent Bester, R (Ruben)

#	Games	Start				End
1	3	Tournament Ekurhuleni North Schools Individuals 2018				Tournament Ekurhuleni North Schools Individuals 2018
		date 2018-05-12	rnd 2	type Standard	result 1	date 2018-05-12	rnd 4	type Standard	result 1
		Opponent Manaka, P (Ponagalo)				Opponent Mabogo, P (Pfufho Alpha)

#	Games	Start				End
1	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 3	type Rapid	result 1	date 2019-05-04	rnd 4	type Rapid	result 1
		Opponent Walkenshaw, A (Alexander)				Opponent Bester, R (Ruben)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Ekurhuleni North Schools Individuals 2018				Tournament Ekurhuleni North Schools Individuals 2018
		date 2018-05-12	rnd 2	type Standard	result 1	date 2018-05-12	rnd 4	type Standard	result 1
		Opponent Manaka, P (Ponagalo)				Opponent Mabogo, P (Pfufho Alpha)
2	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 3	type Rapid	result 1	date 2019-05-04	rnd 4	type Rapid	result 1
		Opponent Walkenshaw, A (Alexander)				Opponent Bester, R (Ruben)

#	Games	Start				End
1	3	Tournament Ekurhuleni North Schools Individuals 2018				Tournament Ekurhuleni North Schools Individuals 2018
		date 2018-05-12	rnd 2	type Standard	result 1	date 2018-05-12	rnd 4	type Standard	result 1
		Opponent Manaka, P (Ponagalo)				Opponent Mabogo, P (Pfufho Alpha)

#	Games	Start				End
1	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 3	type Rapid	result 1	date 2019-05-04	rnd 4	type Rapid	result 1
		Opponent Walkenshaw, A (Alexander)				Opponent Bester, R (Ruben)

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	Mabogo ,P (Pfufho Alpha)	1	1	425	1	1	425	0	0	0	0	0	0
1	Mabogo ,P (Pfufho Alpha)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Peters ,S (Sizo)	1	1	425	1	1	425	0	0	0	0	0	0
2	Peters ,S (Sizo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Moyo ,N (Nkosana Junior)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Moyo ,N (Nkosana Junior)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Manaka ,P (Ponagalo)	1	1	425	1	1	425	0	0	0	0	0	0
4	Manaka ,P (Ponagalo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Keyser ,H (Hendre Etienne)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Keyser ,H (Hendre Etienne)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Botha ,OJ (Owen Johan)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Botha ,OJ (Owen Johan)	1	1001.2	576.2	0	0	0	1	703.2	576.2	0	0	0
7	Bester ,R (Ruben)	1	1	425	0	0	0	1	1	425	0	0	0
7	Bester ,R (Ruben)	1	1032.7	1457.7	0	0	0	1	1200	1457.7	0	0	0
8	Walkenshaw ,A (Alexander)	1	1	425	0	0	0	1	1	425	0	0	0
8	Walkenshaw ,A (Alexander)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Muller ,J (Jonathan)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Muller ,J (Jonathan)	1	1165.7	740.7	0	0	0	1	1160.4	740.7	0	0	0
10	Baker ,S (Shanel)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Baker ,S (Shanel)	1	1009.2	584.2	0	0	0	1	1163.2	584.2	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Van Der Walt, 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