Chess South Africa Ratings Database

PLAYER PAGE

Personal

Nkosi, B (Bahle)

Chess SA id

1100308214

FIDE id

Date of birth

2010-05-16 (U16)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-17

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1263.6	1239.7	1242.8	1200
Raw rating	1263.6	1239.7	1242.8	1200
Weighted rating	1243.7	1217.1	1237.7	1200
Weighted performance	0	0	0	0
Floor	763.6	739.7	742.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	151.5	156.7	156	165.8
Highest rating	1397.3 2024-07-01	1239.7 2025-06-01	1436.4 2024-07-01	1200 2024-10-01
Highest raw rating	1263.6 2025-06-01	1239.7 2025-06-01	1242.8 2024-10-01	1200 2024-10-01
Highest weighted rating	1263.6 2024-10-01	1209.1 2025-08-01	1242.8 2024-10-01	1200 2024-10-01
Highest weighted performance	1397.3 2024-07-01	1200 2024-10-01	1436.4 2024-07-01	1200 2024-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1263.6	1239.7	1242.8	1200
Analysis
Rating	1263.6	1239.7	1242.8	1200
Raw rating	1263.6	1239.7	1242.8	1200
Weighted rating	1243.7	1217.1	1237.7
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	763.6	739.7	742.8	700
Max/Min rating change allowed	151.5	156.7	156	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	1263.6	1239.7	1242.8	1200
New weighted rating	1246.3	1219.5	1238.8	1200
New weighted performance	0	0	0	0
Temp new rating	1263.6	1239.7	1242.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1263.6	1239.7	1242.8	1200
New K-factor	36	36	36	36
New floor	763.6	739.7	742.8	700

Item	Main	Standard	Rapid
	0	0	0
	4	4	0
	4	0	4
	0	0	0
	0	0	0
	0	0	0
History	8	4	4

Games since
	Main 8	Standard 4		Rapid 4		Blitz 0
Gender	Male
Age group	U16
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	4	3	75	212.5	1216.9	1429.4
Standard	4	3	75	212.5	1216.9	1429.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	8	6	75	212.5	1232.9	1445.4
Standard	4	3	75	212.5	1216.9	1429.4
Rapid	4	3	75	212.5	1248.8	1461.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1263.6	1239.7	1242.8	1200
2025-09-30	1263.6	1239.7	1242.8	1200
2025-09-01	1263.6	1239.7	1242.8	1200
2025-08-01	1263.6	1239.7	1242.8	1200
2025-07-01	1263.6	1239.7	1242.8	1200
2025-06-01	1263.6	1239.7	1242.8	1200
2025-05-01	1236.4	1200	1242.8	1200
2025-04-01	1236.4	1200	1242.8	1200
2025-03-01	1236.4	1200	1242.8	1200
2025-02-01	1236.4	1200	1242.8	1200
2025-01-01	1236.4	1200	1242.8	1200
2024-12-01	1236.4	1200	1242.8	1200
2024-11-01	1236.4	1200	1242.8	1200
2024-10-01	1236.4	1200	1242.8	1200
2024-09-01	1236.4	1200	1242.8	1200
2024-08-01	1236.4	1200	1242.8	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	D6 HS Teams Alberton & Germiston 2025 (U17A)	2025-05-17	2025-05-17	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	D6 HS Teams Alberton & Germiston 2025 (U17A)	2025-05-17	2025-05-17	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
2	2024 D6 Teams (Pool C U15)	2024-07-20	2024-07-20	Rapid	Ekurhuleni (GE)	5	4	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament D6 HS Teams Alberton & Germiston 2025				Tournament D6 HS Teams Alberton & Germiston 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 5	type Standard	result 1
		Opponent Nkuzana, N (Ntsako)				Opponent Rikhotso, N (Ntshuxeko)
2	2	Tournament 2024 D6 Teams				Tournament 2024 D6 Teams
		date 2024-07-20	rnd 1	type Rapid	result 1	date 2024-07-20	rnd 2	type Rapid	result 1
		Opponent Ghauri, A (Amina)				Opponent Salie, N (Nakeer)
3	1	Tournament 2024 D6 Teams				Tournament 2024 D6 Teams
		date 2024-07-20	rnd 5	type Rapid	result 1	date 2024-07-20	rnd 5	type Rapid	result 1
		Opponent Koekemoer, M (Marko)				Opponent Koekemoer, M (Marko)

#	Games	Start				End
1	3	Tournament D6 HS Teams Alberton & Germiston 2025				Tournament D6 HS Teams Alberton & Germiston 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 5	type Standard	result 1
		Opponent Nkuzana, N (Ntsako)				Opponent Rikhotso, N (Ntshuxeko)

#	Games	Start				End
1	2	Tournament 2024 D6 Teams				Tournament 2024 D6 Teams
		date 2024-07-20	rnd 1	type Rapid	result 1	date 2024-07-20	rnd 2	type Rapid	result 1
		Opponent Ghauri, A (Amina)				Opponent Salie, N (Nakeer)
2	1	Tournament 2024 D6 Teams				Tournament 2024 D6 Teams
		date 2024-07-20	rnd 5	type Rapid	result 1	date 2024-07-20	rnd 5	type Rapid	result 1
		Opponent Koekemoer, M (Marko)				Opponent Koekemoer, M (Marko)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament D6 HS Teams Alberton & Germiston 2025				Tournament D6 HS Teams Alberton & Germiston 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 5	type Standard	result 1
		Opponent Nkuzana, N (Ntsako)				Opponent Rikhotso, N (Ntshuxeko)
2	2	Tournament 2024 D6 Teams				Tournament 2024 D6 Teams
		date 2024-07-20	rnd 1	type Rapid	result 1	date 2024-07-20	rnd 2	type Rapid	result 1
		Opponent Ghauri, A (Amina)				Opponent Salie, N (Nakeer)
3	1	Tournament 2024 D6 Teams				Tournament 2024 D6 Teams
		date 2024-07-20	rnd 5	type Rapid	result 1	date 2024-07-20	rnd 5	type Rapid	result 1
		Opponent Koekemoer, M (Marko)				Opponent Koekemoer, M (Marko)

#	Games	Start				End
1	3	Tournament D6 HS Teams Alberton & Germiston 2025				Tournament D6 HS Teams Alberton & Germiston 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 5	type Standard	result 1
		Opponent Nkuzana, N (Ntsako)				Opponent Rikhotso, N (Ntshuxeko)

#	Games	Start				End
1	2	Tournament 2024 D6 Teams				Tournament 2024 D6 Teams
		date 2024-07-20	rnd 1	type Rapid	result 1	date 2024-07-20	rnd 2	type Rapid	result 1
		Opponent Ghauri, A (Amina)				Opponent Salie, N (Nakeer)
2	1	Tournament 2024 D6 Teams				Tournament 2024 D6 Teams
		date 2024-07-20	rnd 5	type Rapid	result 1	date 2024-07-20	rnd 5	type Rapid	result 1
		Opponent Koekemoer, M (Marko)				Opponent Koekemoer, M (Marko)

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 Jaarsveld ,A (Adrian)	1	1	425	1	1	425	0	0	0	0	0	0
1	Van Jaarsveld ,A (Adrian)	1	1221.2	1646.2	1	1248	1646.2	0	0	0	0	0	0
2	Nxele ,M (Miracle)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Nxele ,M (Miracle)	1	1246.5	821.5	1	1240.9	821.5	0	0	0	0	0	0
3	Nkuzana ,N (Ntsako)	1	1	425	1	1	425	0	0	0	0	0	0
3	Nkuzana ,N (Ntsako)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Rikhotso ,N (Ntshuxeko)	1	1	425	1	1	425	0	0	0	0	0	0
4	Rikhotso ,N (Ntshuxeko)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Mpyana ,A (Abelang)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Mpyana ,A (Abelang)	1	1140.2	715.2	0	0	0	1	1200	715.2	0	0	0
6	Ghauri ,A (Amina)	1	1	425	0	0	0	1	1	425	0	0	0
6	Ghauri ,A (Amina)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
7	Salie ,N (Nakeer)	1	1	425	0	0	0	1	1	425	0	0	0
7	Salie ,N (Nakeer)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Koekemoer ,M (Marko)	1	1	425	0	0	0	1	1	425	0	0	0
8	Koekemoer ,M (Marko)	1	1455.2	1880.2	0	0	0	1	1258.5	1880.2	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Nkosi, B (Bahle)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms