Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kruger, J (Janco)

Chess SA id

1150161801

FIDE id

Date of birth

2015-01-13 (U12)

Gender

Male

Region

Nkangala (MNW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-09-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1217.1	1200	1232	1200
Raw rating	1217.1	1200	1232	1200
Weighted rating	1217.1	1200	1232	1200
Weighted performance	0	0	0	0
Floor	717.1	700	732	700
K-factor	36	36	36	36
Min/Max rating change allowed	161.8	165.8	158.4	165.8
Highest rating	1274.3 2023-09-01	1200 2018-10-01	1361 2023-09-01	1200 2018-10-01
Highest raw rating	1217.1 2024-03-01	1200 2024-03-01	1232 2024-03-01	1200 2024-03-01
Highest weighted rating	1217.1 2025-08-01	1200 2018-10-01	1232 2025-08-01	1200 2018-10-01
Highest weighted performance	1274.3 2023-09-01	1200 2024-03-01	1361 2023-09-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1217.1	1200	1232	1200
Analysis
Rating	1217.1	1200	1232	1200
Raw rating	1217.1	1200	1232	1200
Weighted rating	1217.1	1200	1232
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	717.1	700	732	700
Max/Min rating change allowed	161.8	165.8	158.4	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	1217.1	1200	1232	1200
New weighted rating	1217.1	1200	1232	1200
New weighted performance	0	0	0	0
Temp new rating	1217.1	1200	1232	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1217.1	1200	1232	1200
New K-factor	36	36	36	36
New floor	717.1	700	732	700

Item	Main	Rapid
	0	0
	0	0
	0	0
	5	5
	0	0
	0	0
History	5	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	Nkangala (MNW)
Province	Mpumalanga (MP)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	5	3	60	85	1255.9	1340.9
Standard	0	0	0	0	0	0
Rapid	5	3	60	85	1255.9	1340.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1217.1	1200	1232	1200
2025-09-01	1217.1	1200	1232	1200
2025-08-01	1217.1	1200	1232	1200
2025-07-01	1217.1	1200	1232	1200
2025-06-01	1217.1	1200	1232	1200
2025-05-01	1217.1	1200	1232	1200
2025-04-01	1217.1	1200	1232	1200
2025-03-01	1217.1	1200	1232	1200
2025-02-01	1217.1	1200	1232	1200
2025-01-01	1217.1	1200	1232	1200
2024-12-01	1217.1	1200	1232	1200
2024-11-01	1217.1	1200	1232	1200
2024-10-01	1217.1	1200	1232	1200
2024-09-01	1217.1	1200	1232	1200
2024-08-01	1217.1	1200	1232	1200
2024-07-01	1217.1	1200	1232	1200
2024-06-01	1217.1	1200	1232	1200
2024-08-01	1217.1	1200	1232	1200
2024-04-01	1217.1	1200	1232	1200
2024-03-01	1217.1	1200	1232	1200
2024-02-01	1217.1	1200	1232	1200
2024-01-01	1217.1	1200	1232	1200
2023-12-01	1217.1	1200	1232	1200
2023-11-01	1217.1	1200	1232	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	Mpumalanga Final 2023 (U9)	2023-09-02	2023-09-02	Rapid	Gert Sibande (MGS)	5	5	3	Yes	Analysis

#	Games	Start				End
1	2	Tournament Mpumalanga Final 2023				Tournament Mpumalanga Final 2023
		date 2023-09-02	rnd 3	type Rapid	result 1	date 2023-09-02	rnd 4	type Rapid	result 1
		Opponent Immelman, J (Jarcovic)				Opponent Thwala, U (Uminathi)
2	1	Tournament Mpumalanga Final 2023				Tournament Mpumalanga Final 2023
		date 2023-09-02	rnd 1	type Rapid	result 1	date 2023-09-02	rnd 1	type Rapid	result 1
		Opponent Cawood, L (Luan)				Opponent Cawood, L (Luan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Mpumalanga Final 2023				Tournament Mpumalanga Final 2023
		date 2023-09-02	rnd 3	type Rapid	result 1	date 2023-09-02	rnd 4	type Rapid	result 1
		Opponent Immelman, J (Jarcovic)				Opponent Thwala, U (Uminathi)
2	1	Tournament Mpumalanga Final 2023				Tournament Mpumalanga Final 2023
		date 2023-09-02	rnd 1	type Rapid	result 1	date 2023-09-02	rnd 1	type Rapid	result 1
		Opponent Cawood, L (Luan)				Opponent Cawood, L (Luan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Mpumalanga Final 2023				Tournament Mpumalanga Final 2023
		date 2023-09-02	rnd 3	type Rapid	result 1	date 2023-09-02	rnd 4	type Rapid	result 1
		Opponent Immelman, J (Jarcovic)				Opponent Thwala, U (Uminathi)
2	1	Tournament Mpumalanga Final 2023				Tournament Mpumalanga Final 2023
		date 2023-09-02	rnd 1	type Rapid	result 1	date 2023-09-02	rnd 1	type Rapid	result 1
		Opponent Cawood, L (Luan)				Opponent Cawood, L (Luan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Mpumalanga Final 2023				Tournament Mpumalanga Final 2023
		date 2023-09-02	rnd 3	type Rapid	result 1	date 2023-09-02	rnd 4	type Rapid	result 1
		Opponent Immelman, J (Jarcovic)				Opponent Thwala, U (Uminathi)
2	1	Tournament Mpumalanga Final 2023				Tournament Mpumalanga Final 2023
		date 2023-09-02	rnd 1	type Rapid	result 1	date 2023-09-02	rnd 1	type Rapid	result 1
		Opponent Cawood, L (Luan)				Opponent Cawood, L (Luan)

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	Esterhuizen ,Z (Zac)	1	0	-425	0	0	0	1	0	-425	0	0	0
1	Esterhuizen ,Z (Zac)	1	1260.7	835.7	0	0	0	1	1280	835.7	0	0	0
2	Thwala ,U (Uminathi)	1	1	425	0	0	0	1	1	425	0	0	0
2	Thwala ,U (Uminathi)	1	1255.5	1680.5	0	0	0	1	1274.2	1680.5	0	0	0
3	Sande ,T (Tavonga)	1	0	-425	0	0	0	1	0	-425	0	0	0
3	Sande ,T (Tavonga)	1	1200	775	0	0	0	1	1200	775	0	0	0
4	Cawood ,L (Luan)	1	1	425	0	0	0	1	1	425	0	0	0
4	Cawood ,L (Luan)	1	1323.1	1748.1	0	0	0	1	1351.1	1748.1	0	0	0
5	Immelman ,J (Jarcovic)	1	1	425	0	0	0	1	1	425	0	0	0
5	Immelman ,J (Jarcovic)	1	1240.2	1665.2	0	0	0	1	1272	1665.2	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Kruger, J (Janco)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms