Chess South Africa Ratings Database

PLAYER PAGE

Personal

Nkosi, M (Masibonge)

Chess SA id

1130322608

FIDE id

Date of birth

2013-12-30 (U14)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1206	1204.5	1200	1200
Raw rating	1206	1204.5	1200	1200
Weighted rating	1200.8	1200.6	1200	1200
Weighted performance	0	0	0	0
Floor	706	704.5	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	164.4	164.8	165.8	165.8
Highest rating	1206 2025-09-01	1204.5 2025-09-01	1200 2025-07-01	1200 2025-07-01
Highest raw rating	1206 2025-09-01	1204.5 2025-09-01	1200 2025-07-01	1200 2025-07-01
Highest weighted rating	1200.4 2025-09-01	1200.2 2025-09-01	1200 2025-07-01	1200 2025-07-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1206	1204.5	1200	1200
Analysis
Rating	1206	1204.5	1200	1200
Raw rating	1206	1204.5	1200	1200
Weighted rating	1200.8	1200.6	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	706	704.5	700	700
Max/Min rating change allowed	164.4	164.8	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	1206	1204.5	1200	1200
New weighted rating	1201.3	1200.9	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1206	1204.5	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1206	1204.5	1200	1200
New K-factor	36	36	36	36
New floor	706	704.5	700	700

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

Games since
	Main 9	Standard 9		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	9	4	44.44	-47.2	1219.8	1172.6
Standard	9	4	44.44	-47.2	1219.8	1172.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	9	4	44.44	-47.2	1219.8	1172.6
Standard	9	4	44.44	-47.2	1219.8	1172.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1206	1204.5	1200	1200
2025-09-01	1206	1204.5	1200	1200
2025-08-01	1199.8	1199.7	1200	1200
2025-07-01	1198.6	1198.3	1200	1200
2025-06-01	1200	1200	1200	1200
2025-05-01	1200	1200	1200	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	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
2023-11-01	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	Ekurhuleni North Schools Teams 2025 (U13 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
2	Ekurhuleni North School District Finals 2025 (U13 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni North Schools Teams 2025 (U13 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
2	Ekurhuleni North School District Finals 2025 (U13 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 5	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Motau, A (Amogelang)				Opponent Motau, A (Amogelang)
2	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 3	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Sinjani, A (Anita)				Opponent Sinjani, A (Anita)
3	1	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 5	type Standard	result 1	date 2025-06-14	rnd 5	type Standard	result 1
		Opponent Juang, L (Lebua)				Opponent Juang, L (Lebua)

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 5	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Motau, A (Amogelang)				Opponent Motau, A (Amogelang)
2	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 3	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Sinjani, A (Anita)				Opponent Sinjani, A (Anita)
3	1	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 5	type Standard	result 1	date 2025-06-14	rnd 5	type Standard	result 1
		Opponent Juang, L (Lebua)				Opponent Juang, L (Lebua)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 5	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Motau, A (Amogelang)				Opponent Motau, A (Amogelang)
2	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 3	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Sinjani, A (Anita)				Opponent Sinjani, A (Anita)
3	1	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 5	type Standard	result 1	date 2025-06-14	rnd 5	type Standard	result 1
		Opponent Juang, L (Lebua)				Opponent Juang, L (Lebua)

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 5	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Motau, A (Amogelang)				Opponent Motau, A (Amogelang)
2	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 3	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Sinjani, A (Anita)				Opponent Sinjani, A (Anita)
3	1	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 5	type Standard	result 1	date 2025-06-14	rnd 5	type Standard	result 1
		Opponent Juang, L (Lebua)				Opponent Juang, L (Lebua)

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	Juang ,L (Lebua)	1	1	425	1	1	425	0	0	0	0	0	0
1	Juang ,L (Lebua)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Niebuhr ,R (Rohan)	1	1	425	1	1	425	0	0	0	0	0	0
2	Niebuhr ,R (Rohan)	1	1137.9	1562.9	1	1161.9	1562.9	0	0	0	0	0	0
3	Motau ,A (Amogelang)	1	1	425	1	1	425	0	0	0	0	0	0
3	Motau ,A (Amogelang)	1	1172.3	1597.3	1	1160.6	1597.3	0	0	0	0	0	0
4	Joubert ,D (Dawid)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Joubert ,D (Dawid)	1	1449	1024	1	1414.3	1024	0	0	0	0	0	0
5	Sinjani ,A (Anita)	1	1	425	1	1	425	0	0	0	0	0	0
5	Sinjani ,A (Anita)	1	1138.8	1563.8	1	1126.3	1563.8	0	0	0	0	0	0
6	Mamayila ,S (Sibusiso)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mamayila ,S (Sibusiso)	1	1199.5	774.5	1	1199.4	774.5	0	0	0	0	0	0
7	Mathonsi ,A (Alan Ntwanano)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mathonsi ,A (Alan Ntwanano)	1	1200	775	1	1199.3	775	0	0	0	0	0	0
8	Stoffels ,C (Connor)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Stoffels ,C (Connor)	1	1243.2	818.2	1	1249.3	818.2	0	0	0	0	0	0
9	Dlamini ,E (Esihle)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Dlamini ,E (Esihle)	1	1238	813	1	1200	813	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Nkosi, M (Masibonge)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms