Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ntjana, B (Bokang)

Chess SA id

1080097789

FIDE id

Date of birth

2008-08-04 (U18)

Gender

Male

Region

Lejweleputswa (FLW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-03-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1097.2	1076.8	1200	1200
Raw rating	1097.2	1076.8	1200	1200
Weighted rating	1097.2	1076.8	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	192	197.6	165.8	165.8
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1097.2	1076.8	1200	1200
Analysis
Rating	1097.2	1076.8	1200	1200
Raw rating	1097.2	1076.8	1200	1200
Weighted rating	1097.2	1076.8	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	192	197.6	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	1097.2	1076.8	1200	1200
New weighted rating	1097.2	1076.8	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1097.2	1076.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1097.2	1076.8	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	9	9

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Lejweleputswa (FLW)
Province	Free State (FS)
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	9	3	33.33	-141.7	994.4	852.7
Standard	9	3	33.33	-141.7	994.4	852.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1097.2	1076.8	1200	1200
2025-09-01	1097.2	1076.8	1200	1200
2025-08-01	1097.2	1076.8	1200	1200
2025-07-01	1097.2	1076.8	1200	1200
2025-06-01	1097.2	1076.8	1200	1200
2025-05-01	1097.2	1076.8	1200	1200
2025-04-01	1097.2	1076.8	1200	1200
2025-03-01	1097.2	1076.8	1200	1200
2025-02-01	1097.2	1076.8	1200	1200
2025-01-01	1097.2	1076.8	1200	1200
2024-12-01	1097.2	1076.8	1200	1200
2024-11-01	1097.2	1076.8	1200	1200
2024-10-01	1097.2	1076.8	1200	1200
2024-09-01	1097.2	1076.8	1200	1200
2024-08-01	1097.2	1076.8	1200	1200
2024-07-01	1097.2	1076.8	1200	1200
2024-06-01	1097.2	1076.8	1200	1200
2024-08-01	1097.2	1076.8	1200	1200
2024-04-01	1097.2	1076.8	1200	1200
2024-03-01	1097.2	1076.8	1200	1200
2024-02-01	1097.2	1076.8	1200	1200
2024-01-01	1097.2	1076.8	1200	1200
2023-12-01	1097.2	1076.8	1200	1200
2023-11-01	1097.2	1076.8	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	Lejweleputswa 4th Qualifying Swiss Open Tournament 2018 (E)	2018-03-10	2018-03-10	Standard	Lejweleputswa (FLW)	5	5	2	Yes	Analysis
2	Lejweleputswa 3rd Qualifying Swiss Open Tournament 2018 (U12)	2018-02-24	2018-02-24	Standard	Lejweleputswa (FLW)	5	4	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018
		date 2018-03-10	rnd 5	type Standard	result 1	date 2018-03-10	rnd 5	type Standard	result 1
		Opponent Hesse, C (Cody)				Opponent Hesse, C (Cody)
2	1	Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018
		date 2018-03-10	rnd 2	type Standard	result 1	date 2018-03-10	rnd 2	type Standard	result 1
		Opponent Maketeket, K (Kamohelo)				Opponent Maketeket, K (Kamohelo)
3	1	Tournament Lejweleputswa 3rd Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 3rd Qualifying Swiss Open Tournament 2018
		date 2018-02-24	rnd 5	type Standard	result 1	date 2018-02-24	rnd 5	type Standard	result 1
		Opponent Mabaso, R (Rebaone)				Opponent Mabaso, R (Rebaone)

#	Games	Start				End
1	1	Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018
		date 2018-03-10	rnd 5	type Standard	result 1	date 2018-03-10	rnd 5	type Standard	result 1
		Opponent Hesse, C (Cody)				Opponent Hesse, C (Cody)
2	1	Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018
		date 2018-03-10	rnd 2	type Standard	result 1	date 2018-03-10	rnd 2	type Standard	result 1
		Opponent Maketeket, K (Kamohelo)				Opponent Maketeket, K (Kamohelo)
3	1	Tournament Lejweleputswa 3rd Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 3rd Qualifying Swiss Open Tournament 2018
		date 2018-02-24	rnd 5	type Standard	result 1	date 2018-02-24	rnd 5	type Standard	result 1
		Opponent Mabaso, R (Rebaone)				Opponent Mabaso, R (Rebaone)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018
		date 2018-03-10	rnd 5	type Standard	result 1	date 2018-03-10	rnd 5	type Standard	result 1
		Opponent Hesse, C (Cody)				Opponent Hesse, C (Cody)
2	1	Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018
		date 2018-03-10	rnd 2	type Standard	result 1	date 2018-03-10	rnd 2	type Standard	result 1
		Opponent Maketeket, K (Kamohelo)				Opponent Maketeket, K (Kamohelo)
3	1	Tournament Lejweleputswa 3rd Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 3rd Qualifying Swiss Open Tournament 2018
		date 2018-02-24	rnd 5	type Standard	result 1	date 2018-02-24	rnd 5	type Standard	result 1
		Opponent Mabaso, R (Rebaone)				Opponent Mabaso, R (Rebaone)

#	Games	Start				End
1	1	Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018
		date 2018-03-10	rnd 5	type Standard	result 1	date 2018-03-10	rnd 5	type Standard	result 1
		Opponent Hesse, C (Cody)				Opponent Hesse, C (Cody)
2	1	Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018
		date 2018-03-10	rnd 2	type Standard	result 1	date 2018-03-10	rnd 2	type Standard	result 1
		Opponent Maketeket, K (Kamohelo)				Opponent Maketeket, K (Kamohelo)
3	1	Tournament Lejweleputswa 3rd Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 3rd Qualifying Swiss Open Tournament 2018
		date 2018-02-24	rnd 5	type Standard	result 1	date 2018-02-24	rnd 5	type Standard	result 1
		Opponent Mabaso, R (Rebaone)				Opponent Mabaso, R (Rebaone)

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	Van Zyl ,LE (Lucille Elfriede)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Van Zyl ,LE (Lucille Elfriede)	2	1022.2	597.2	2	1020	597.2	0	0	0	0	0	0
2	Mabaso ,R (Rebaone)	1	1	425	1	1	425	0	0	0	0	0	0
2	Mabaso ,R (Rebaone)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Hesse ,C (Cody)	1	1	425	1	1	425	0	0	0	0	0	0
3	Hesse ,C (Cody)	1	1084.1	1509.1	1	1062	1509.1	0	0	0	0	0	0
4	Smith ,J (Joshua)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Smith ,J (Joshua)	1	1133.1	708.1	1	1120.4	708.1	0	0	0	0	0	0
5	Maketeket ,K (Kamohelo)	1	1	425	1	1	425	0	0	0	0	0	0
5	Maketeket ,K (Kamohelo)	1	1130.4	1555.4	1	1116.8	1555.4	0	0	0	0	0	0
6	Van Biljon ,H (Hanre)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Van Biljon ,H (Hanre)	1	605.3	180.3	1	620.8	180.3	0	0	0	0	0	0
7	Van Staden ,RC (Rudolf Christiaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Van Staden ,RC (Rudolf Christiaan)	1	1218.1	793.1	1	1221.6	793.1	0	0	0	0	0	0
8	Bonthuyzen ,L (Lize)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Bonthuyzen ,L (Lize)	1	534.3	109.3	1	540.8	109.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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Statistics

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PLAYER PAGE

Personal

Ntjana, B (Bokang)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms