Chess South Africa Ratings Database

PLAYER PAGE

Personal

Witbooi, J (Jowin)

Chess SA id

1070103088

FIDE id

Date of birth

2007-09-29 (U20)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-06-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1211.8	1200	1218.8	1200
Raw rating	1211.8	1200	1218.8	1200
Weighted rating	1211.8	1200	1218.8	1200
Weighted performance	0	0	0	0
Floor	711.8	700	718.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	163.1	165.8	161.4	165.8
Highest rating	1211.8 2024-02-01	1200 2018-10-01	1226.4 2018-06-01	1200 2018-10-01
Highest raw rating	1211.8 2024-02-01	1200 2024-02-01	1218.8 2024-02-01	1200 2024-02-01
Highest weighted rating	1211.8 2024-02-01	1200 2018-10-01	1218.8 2024-02-01	1200 2018-10-01
Highest weighted performance	1205.7 2018-06-01	1200 2024-02-01	1226.4 2018-06-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1211.8	1200	1218.8	1200
Analysis
Rating	1211.8	1200	1218.8	1200
Raw rating	1211.8	1200	1218.8	1200
Weighted rating	1211.8	1200	1218.8
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	711.8	700	718.8	700
Max/Min rating change allowed	163.1	165.8	161.4	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	1211.8	1200	1218.8	1200
New weighted rating	1211.8	1200	1218.8	1200
New weighted performance	0	0	0	0
Temp new rating	1211.8	1200	1218.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1211.8	1200	1218.8	1200
New K-factor	36	36	36	36
New floor	711.8	700	718.8	700

Item	Main	Rapid
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	6	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	6	4	66.67	141.7	1127.1	1268.8
Standard	0	0	0	0	0	0
Rapid	6	4	66.67	141.7	1127.1	1268.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1211.8	1200	1218.8	1200
2025-09-30	1211.8	1200	1218.8	1200
2025-09-01	1211.8	1200	1218.8	1200
2025-08-01	1211.8	1200	1218.8	1200
2025-07-01	1211.8	1200	1218.8	1200
2025-06-01	1211.8	1200	1218.8	1200
2025-05-01	1211.8	1200	1218.8	1200
2025-04-01	1211.8	1200	1218.8	1200
2025-03-01	1211.8	1200	1218.8	1200
2025-02-01	1211.8	1200	1218.8	1200
2025-01-01	1211.8	1200	1218.8	1200
2024-12-01	1211.8	1200	1218.8	1200
2024-11-01	1211.8	1200	1218.8	1200
2024-10-01	1211.8	1200	1218.8	1200
2024-09-01	1211.8	1200	1218.8	1200
2024-08-01	1211.8	1200	1218.8	1200
2024-07-01	1211.8	1200	1218.8	1200
2024-09-01	1211.8	1200	1218.8	1200
2024-05-01	1211.8	1200	1218.8	1200
2024-04-01	1211.8	1200	1218.8	1200
2024-03-01	1211.8	1200	1218.8	1200
2024-02-01	1211.8	1200	1218.8	1200
2024-01-01	1211.8	1200	1218.8	1200
2023-12-01	1211.8	1200	1218.8	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	VRT Pitt Open 2018 (U12)	2018-06-02	2018-06-02	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis

#	Games	Start				End
1	2	Tournament VRT Pitt Open 2018				Tournament VRT Pitt Open 2018
		date 2018-06-02	rnd 5	type Rapid	result 1	date 2018-06-02	rnd 6	type Rapid	result 1
		Opponent Carelsen, CN (Carla Norwena)				Opponent Mouton, J (Jean)
2	2	Tournament VRT Pitt Open 2018				Tournament VRT Pitt Open 2018
		date 2018-06-02	rnd 1	type Rapid	result 1	date 2018-06-02	rnd 2	type Rapid	result 1
		Opponent Lotz, M (Marcholeen)				Opponent Steenkamp, L (Luka)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament VRT Pitt Open 2018				Tournament VRT Pitt Open 2018
		date 2018-06-02	rnd 5	type Rapid	result 1	date 2018-06-02	rnd 6	type Rapid	result 1
		Opponent Carelsen, CN (Carla Norwena)				Opponent Mouton, J (Jean)
2	2	Tournament VRT Pitt Open 2018				Tournament VRT Pitt Open 2018
		date 2018-06-02	rnd 1	type Rapid	result 1	date 2018-06-02	rnd 2	type Rapid	result 1
		Opponent Lotz, M (Marcholeen)				Opponent Steenkamp, L (Luka)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament VRT Pitt Open 2018				Tournament VRT Pitt Open 2018
		date 2018-06-02	rnd 5	type Rapid	result 1	date 2018-06-02	rnd 6	type Rapid	result 1
		Opponent Carelsen, CN (Carla Norwena)				Opponent Mouton, J (Jean)
2	2	Tournament VRT Pitt Open 2018				Tournament VRT Pitt Open 2018
		date 2018-06-02	rnd 1	type Rapid	result 1	date 2018-06-02	rnd 2	type Rapid	result 1
		Opponent Lotz, M (Marcholeen)				Opponent Steenkamp, L (Luka)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament VRT Pitt Open 2018				Tournament VRT Pitt Open 2018
		date 2018-06-02	rnd 5	type Rapid	result 1	date 2018-06-02	rnd 6	type Rapid	result 1
		Opponent Carelsen, CN (Carla Norwena)				Opponent Mouton, J (Jean)
2	2	Tournament VRT Pitt Open 2018				Tournament VRT Pitt Open 2018
		date 2018-06-02	rnd 1	type Rapid	result 1	date 2018-06-02	rnd 2	type Rapid	result 1
		Opponent Lotz, M (Marcholeen)				Opponent Steenkamp, L (Luka)

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	Tyindi ,D (Diniso)	1	0	-425	0	0	0	1	0	-425	0	0	0
1	Tyindi ,D (Diniso)	1	1182.1	757.1	0	0	0	1	1200	757.1	0	0	0
2	Philander ,R (Rayden)	1	0	-425	0	0	0	1	0	-425	0	0	0
2	Philander ,R (Rayden)	1	1095.9	670.9	0	0	0	1	506	670.9	0	0	0
3	Mouton ,J (Jean)	1	1	425	0	0	0	1	1	425	0	0	0
3	Mouton ,J (Jean)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
4	Steenkamp ,L (Luka)	1	1	425	0	0	0	1	1	425	0	0	0
4	Steenkamp ,L (Luka)	1	1169.9	1594.9	0	0	0	1	1200	1594.9	0	0	0
5	Lotz ,M (Marcholeen)	1	1	425	0	0	0	1	1	425	0	0	0
5	Lotz ,M (Marcholeen)	1	1078.2	1503.2	0	0	0	1	1200	1503.2	0	0	0
6	Carelsen ,CN (Carla Norwena)	1	1	425	0	0	0	1	1	425	0	0	0
6	Carelsen ,CN (Carla Norwena)	1	1036.3	1461.3	0	0	0	1	1200	1461.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Witbooi, J (Jowin)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms