Chess South Africa Ratings Database

PLAYER PAGE

Personal

Nkosi, K (Keitumetse)

Chess SA id

1100310779

FIDE id

Date of birth

2010-08-27 (U16)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-30

Personal details last changed

1900-01-01

Junior GPX Games

19.5

Junior GPX Points

1353.8

Item	Main	Standard	Rapid	Blitz
Rating	1440.7	1338.4	1316.2	1200
Raw rating	1373.9	1338.4	1316.2	1200
Weighted rating	1247.7	1230.2	1238.8	1200
Weighted performance	1440.7	0	0	0
Floor	873.9	838.4	816.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	129.4	136.1	140.5	165.8
Highest rating	1440.7 2025-11-01	1338.4 2025-11-01	1316.2 2025-09-30	1200 2024-09-01
Highest raw rating	1373.9 2025-11-01	1338.4 2025-11-01	1316.2 2025-09-30	1200 2024-09-01
Highest weighted rating	1247.7 2025-11-01	1230.2 2025-11-01	1231 2025-09-30	1200 2024-09-01
Highest weighted performance	1440.7 2025-11-01	1200 2024-09-01	1200 2024-09-01	1200 2024-09-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-8.7	0	0	0
New rating	1432	1338.4	1316.2	1200
Analysis
Rating	1440.7	1338.4	1316.2	1200
Raw rating	1373.9	1338.4	1316.2	1200
Weighted rating	1247.7	1230.2	1238.8
Weighted performance	1440.7	0	0
K-factor	36	36	36	36
Floor	873.9	838.4	816.2	700
Max/Min rating change allowed	129.4	136.1	140.5	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	1373.9	1338.4	1316.2	1200
New weighted rating	1259.4	1239.9	1246.3	1200
New weighted performance	1432	0	0	0
Temp new rating	1432	1338.4	1316.2	1200
Temp new rating +/-	-8.7	0	0	0
Final new rating +/-	-8.7	0	0	0
New rating	1432	1338.4	1316.2	1200
New K-factor	36	36	36	36
New floor	873.9	838.4	816.2	700

Item	Main	Standard	Rapid
	0	0	0
	24	15	9
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	24	15	9

Games since
	Main 24	Standard 15		Rapid 9		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	24	18.5	77.08	230.2	1269	1499.2
Standard	15	10.5	70	170	1308.7	1478.7
Rapid	9	8	88.89	330.6	1202.8	1533.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	24	18.5	77.08	230.2	1269	1499.2
Standard	15	10.5	70	170	1308.7	1478.7
Rapid	9	8	88.89	330.6	1202.8	1533.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1373.9	1338.4	1316.2	1200
2025-09-30	1327.9	1271.4	1316.2	1200
2025-09-01	1293.3	1271.4	1252.9	1200
2025-08-01	1283.7	1261.7	1252.9	1200
2025-07-01	1283.7	1261.7	1252.9	1200
2025-06-01	1231.6	1200	1252.9	1200
2025-05-01	1231.6	1200	1252.9	1200
2025-04-01	1231.6	1200	1252.9	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
2024-09-01	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	2025 Gauteng Top Schools Teams (U15)	2025-08-30	2025-08-30	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
2	Tembisa Clusters Teams 2025 (U15)	2025-08-09	2025-08-09	Rapid	Ekurhuleni (GE)	5	4	4	Yes	Analysis
3	Ekurhuleni North Schools Teams 2025 (U15 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
4	Ekurhuleni North School District Finals 2025 (U15 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
5	Tembisa Clusters 2025 (U15)	2025-03-05	2025-03-05	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Gauteng Top Schools Teams (U15)	2025-08-30	2025-08-30	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
2	Tembisa Clusters Teams 2025 (U15)	2025-08-09	2025-08-09	Rapid	Ekurhuleni (GE)	5	4	4	Yes	Analysis
3	Ekurhuleni North Schools Teams 2025 (U15 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
4	Ekurhuleni North School District Finals 2025 (U15 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
5	Tembisa Clusters 2025 (U15)	2025-03-05	2025-03-05	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis
6	Ekurhuleni North Schools Finals - Teams 2024 (U15 Open)	2024-08-03	2024-08-03	Standard	Ekurhuleni (GE)	5	0	0	No	Analysis

#	Games	Start				End
1	6	Tournament Ekurhuleni North Schools Teams 2025				Tournament 2025 Gauteng Top Schools Teams
		date 2025-08-16	rnd 5	type Standard	result 1	date 2025-08-30	rnd 5	type Standard	result 1
		Opponent Ncube, S (Sphamandla)				Opponent Mosesi, O (Omphile Sicelo)
2	5	Tournament Tembisa Clusters Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-09	rnd 1	type Rapid	result 1	date 2025-08-16	rnd 1	type Standard	result 1
		Opponent Senosi, M (Mahlatse)				Opponent Cloete, N (Nathan)
3	5	Tournament Tembisa Clusters 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-03-05	rnd 4	type Rapid	result 1	date 2025-06-14	rnd 3	type Standard	result 1
		Opponent Senosi, M (Mahlatse)				Opponent Teixeira, A (Angelo)

#	Games	Start				End
1	3	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 1	type Standard	result 1	date 2025-06-14	rnd 3	type Standard	result 1
		Opponent Pillay, Z (Zac)				Opponent Teixeira, A (Angelo)
2	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 Ncube, S (Sphamandla)				Opponent Ncube, S (Sphamandla)
3	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 Naicker, J (Jadern)				Opponent Naicker, J (Jadern)

#	Games	Start				End
1	6	Tournament Tembisa Clusters 2025				Tournament Tembisa Clusters Teams 2025
		date 2025-03-05	rnd 4	type Rapid	result 1	date 2025-08-09	rnd 4	type Rapid	result 1
		Opponent Senosi, M (Mahlatse)				Opponent Khumalo, M (Mnqobi)
2	2	Tournament Tembisa Clusters 2025				Tournament Tembisa Clusters 2025
		date 2025-03-05	rnd 1	type Rapid	result 1	date 2025-03-05	rnd 2	type Rapid	result 1
		Opponent Dube, M (Mthunzi)				Opponent Mailane, L (Lesedi)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Tembisa Clusters Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-09	rnd 1	type Rapid	result 1	date 2025-08-16	rnd 1	type Standard	result 1
		Opponent Senosi, M (Mahlatse)				Opponent Cloete, N (Nathan)
2	5	Tournament Tembisa Clusters 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-03-05	rnd 4	type Rapid	result 1	date 2025-06-14	rnd 3	type Standard	result 1
		Opponent Senosi, M (Mahlatse)				Opponent Teixeira, A (Angelo)
3	2	Tournament Tembisa Clusters 2025				Tournament Tembisa Clusters 2025
		date 2025-03-05	rnd 1	type Rapid	result 1	date 2025-03-05	rnd 2	type Rapid	result 1
		Opponent Dube, M (Mthunzi)				Opponent Mailane, L (Lesedi)

#	Games	Start				End
1	3	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 1	type Standard	result 1	date 2025-06-14	rnd 3	type Standard	result 1
		Opponent Pillay, Z (Zac)				Opponent Teixeira, A (Angelo)
2	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 Ncube, S (Sphamandla)				Opponent Ncube, S (Sphamandla)
3	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 Naicker, J (Jadern)				Opponent Naicker, J (Jadern)

#	Games	Start				End
1	6	Tournament Tembisa Clusters 2025				Tournament Tembisa Clusters Teams 2025
		date 2025-03-05	rnd 4	type Rapid	result 1	date 2025-08-09	rnd 4	type Rapid	result 1
		Opponent Senosi, M (Mahlatse)				Opponent Khumalo, M (Mnqobi)
2	2	Tournament Tembisa Clusters 2025				Tournament Tembisa Clusters 2025
		date 2025-03-05	rnd 1	type Rapid	result 1	date 2025-03-05	rnd 2	type Rapid	result 1
		Opponent Dube, M (Mthunzi)				Opponent Mailane, L (Lesedi)

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	Senosi ,M (Mahlatse)	2	2	425	0	0	0	2	2	425	0	0	0
1	Senosi ,M (Mahlatse)	2	1199.9	1624.9	0	0	0	2	1199.8	1624.9	0	0	0
2	Erasmus ,M (Max)	1	1	425	1	1	425	0	0	0	0	0	0
2	Erasmus ,M (Max)	1	1341.5	1766.5	1	1335	1766.5	0	0	0	0	0	0
3	Motiizadeh ,Y (Yasan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Motiizadeh ,Y (Yasan)	1	1199.7	1199.7	1	1199.7	1199.7	0	0	0	0	0	0
4	Kritzinger ,M (Madeleine)	1	1	425	1	1	425	0	0	0	0	0	0
4	Kritzinger ,M (Madeleine)	1	1313.3	1738.3	1	1303.1	1738.3	0	0	0	0	0	0
5	Mosesi ,O (Omphile Sicelo)	1	1	425	1	1	425	0	0	0	0	0	0
5	Mosesi ,O (Omphile Sicelo)	1	1297	1722	1	1295.1	1722	0	0	0	0	0	0
6	Naicker ,J (Jadern)	1	1	425	1	1	425	0	0	0	0	0	0
6	Naicker ,J (Jadern)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Grobbelaar ,G (Gideon)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Grobbelaar ,G (Gideon)	1	1246.4	821.4	1	1222.6	821.4	0	0	0	0	0	0
8	Isaacs ,C (Cole)	1	1	425	1	1	425	0	0	0	0	0	0
8	Isaacs ,C (Cole)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Maleko ,E (Esethu Vusumuzi)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Maleko ,E (Esethu Vusumuzi)	1	1345.5	920.5	1	1276.9	920.5	0	0	0	0	0	0
10	Maphosa ,M (Melokuhle)	1	1	425	1	1	425	0	0	0	0	0	0
10	Maphosa ,M (Melokuhle)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Nkosi, K (Keitumetse)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms