Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mamabolo, K (Kgotso)

Chess SA id

1090305317

FIDE id

Date of birth

2009-05-24 (U18)

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

21.7

Junior GPX Points

1332.6

Item	Main	Standard	Rapid	Blitz
Rating	1436.8	1458.4	1258.6	1200
Raw rating	1433.8	1451.1	1258.6	1200
Weighted rating	1337	1328.1	1253.7	1200
Weighted performance	1436.8	1458.4	0	0
Floor	933.8	951.1	780	700
K-factor	32	32	36	36
Min/Max rating change allowed	118.8	115.9	152.5	165.8
Highest rating	1549.1 2024-05-01	1537.4 2024-05-01	1635.6 2024-07-01	1200 2024-05-01
Highest raw rating	1433.8 2025-09-01	1451.1 2025-09-01	1280 2024-08-01	1200 2024-05-01
Highest weighted rating	1398.9 2024-10-01	1393.8 2024-10-01	1280 2024-10-01	1200 2024-05-01
Highest weighted performance	1549.1 2024-05-01	1537.4 2024-05-01	1635.6 2024-07-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.5	-0.5	0	0
New rating	1436.3	1457.8	1258.6	1200
Analysis
Rating	1436.8	1458.4	1258.6	1200
Raw rating	1433.8	1451.1	1258.6	1200
Weighted rating	1337	1328.1	1253.7
Weighted performance	1436.8	1458.4	0
K-factor	32	32	36	36
Floor	933.8	951.1	780	700
Max/Min rating change allowed	118.8	115.9	152.5	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	1433.8	1451.1	1258.6	1200
New weighted rating	1347.9	1341.1	1255.2	1200
New weighted performance	1436.3	1457.8	0	0
Temp new rating	1436.3	1457.8	1258.6	1200
Temp new rating +/-	-0.5	-0.5	0	0
Final new rating +/-	-0.5	-0.5	0	0
New rating	1436.3	1457.8	1258.6	1200
New K-factor	32	32	36	36
New floor	933.8	951.1	780	700

Item	Main	Standard	Rapid
	0	0	0
	25	15	10
	23	14	9
	0	0	0
	0	0	0
	0	0	0
History	48	29	19

Games since
	Main 48	Standard 29		Rapid 19		Blitz 0
Gender	Male
Age group	U18
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	1798		630		90
Male	1509		517		73
U18	294		110		14
U18 Male	256		92		12
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	25	16.5	66	136	1338.4	1474.4
Standard	15	12.5	83.33	283.3	1288.7	1572
Rapid	10	4	40	-85	1413.1	1328.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	48	32	66.67	141.7	1320.2	1461.8
Standard	29	21.5	74.14	205.2	1299.5	1504.7
Rapid	19	10.5	55.26	44.7	1351.7	1396.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1433.8	1451.1	1258.6	1200
2025-09-01	1433.8	1451.1	1258.6	1200
2025-08-01	1398.9	1393.8	1252.4	1200
2025-07-01	1398.9	1393.8	1252.4	1200
2025-06-01	1338.3	1315.9	1252.4	1200
2025-05-01	1335.1	1315.9	1266.3	1200
2025-04-01	1335.1	1315.9	1266.3	1200
2025-03-01	1326.6	1307.6	1266.3	1200
2025-02-01	1326.6	1307.6	1266.3	1200
2025-01-01	1326.6	1307.6	1266.3	1200
2024-12-01	1326.6	1307.6	1266.3	1200
2024-11-01	1326.6	1307.6	1266.3	1200
2024-10-01	1321.8	1307.6	1280	1200
2024-09-01	1291.3	1261.2	1280	1200
2024-08-01	1291.3	1261.2	1280	1200
2024-07-01	1253.1	1261.2	1200	1200
2024-06-01	1253.1	1261.2	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 (U19 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	5	Yes	Analysis
2	Edenvale Germiston Cluster Teams 2025 (High School)	2025-07-25	2025-07-25	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis
3	Ekurhuleni North School District Finals 2025 (U18 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	4.5	Yes	Analysis
4	Chess Power House Randburg Rapid 2025 (A)	2025-05-11	2025-05-11	Rapid	Johannesburg Metro (GJM)	6	5	1	Yes	Analysis
5	Edenvale Germiston Cluster 2025 (U18 Boys)	2025-03-08	2025-03-08	Standard	Ekurhuleni (GE)	5	5	3	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 (U19 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	5	Yes	Analysis
2	Edenvale Germiston Cluster Teams 2025 (High School)	2025-07-25	2025-07-25	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis
3	Ekurhuleni North School District Finals 2025 (U18 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	4.5	Yes	Analysis
4	Chess Power House Randburg Rapid 2025 (A)	2025-05-11	2025-05-11	Rapid	Johannesburg Metro (GJM)	6	5	1	Yes	Analysis
5	Edenvale Germiston Cluster 2025 (U18 Boys)	2025-03-08	2025-03-08	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
6	Gauteng Top Schools 2024 (U19 Open)	2024-10-05	2024-10-05	Rapid	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
7	Ekurhuleni North Schools Finals - Teams 2024 (U19 Open)	2024-08-03	2024-08-03	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
8	Gauteng Schools Individuals Finals 2024 (U15 Boys)	2024-08-17	2024-08-17	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
9	Edenvale High School Team Clusters 2024	2024-07-20	2024-07-20	Rapid	Ekurhuleni (GE)	5	4	4	Yes	Analysis
10	Ekurhuleni North High School Individuals 2024 (U15 Boys)	2024-05-18	2024-05-18	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis

#	Games	Start				End
1	8	Tournament Ekurhuleni North School District Finals 2025				Tournament Edenvale Germiston Cluster Teams 2025
		date 2025-06-14	rnd 1	type Standard	result 1	date 2025-07-25	rnd 3	type Rapid	result 1
		Opponent Morake, O (Ofentse)				Opponent Reddi, Y (Yashay)
2	6	Tournament Gauteng Schools Individuals Finals 2024				Tournament Gauteng Top Schools 2024
		date 2024-08-17	rnd 3	type Standard	result 1	date 2024-10-05	rnd 3	type Rapid	result 0.5
		Opponent Bonke, B (Bafana)				Opponent Moloi, K (Kamohelo)
3	5	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Phogojane, B (Badirile)				Opponent Ntetema, I (Irvin)

#	Games	Start				End
1	11	Tournament Edenvale Germiston Cluster 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-03-08	rnd 5	type Standard	result 0.5	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Lebitsa, T (Teboho)				Opponent Ntetema, I (Irvin)
2	6	Tournament Gauteng Schools Individuals Finals 2024				Tournament Edenvale Germiston Cluster 2025
		date 2024-08-17	rnd 3	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 0.5
		Opponent Bonke, B (Bafana)				Opponent Letlonkane, K (Keanetse)
3	3	Tournament Ekurhuleni North High School Individuals 2024				Tournament Ekurhuleni North High School Individuals 2024
		date 2024-05-18	rnd 2	type Standard	result 1	date 2024-05-18	rnd 4	type Standard	result 1
		Opponent Ntanjana, S (Siyanda Bokang)				Opponent Shah, S (Sufiyaan)

#	Games	Start				End
1	7	Tournament Edenvale High School Team Clusters 2024				Tournament Gauteng Top Schools 2024
		date 2024-07-20	rnd 2	type Rapid	result 1	date 2024-10-05	rnd 3	type Rapid	result 0.5
		Opponent Hyslop, T (Thomas)				Opponent Moloi, K (Kamohelo)
2	3	Tournament Edenvale Germiston Cluster Teams 2025				Tournament Edenvale Germiston Cluster Teams 2025
		date 2025-07-25	rnd 1	type Rapid	result 1	date 2025-07-25	rnd 3	type Rapid	result 1
		Opponent Boshoff, B (Benje)				Opponent Reddi, Y (Yashay)
3	1	Tournament Chess Power House Randburg Rapid 2025				Tournament Chess Power House Randburg Rapid 2025
		date 2025-05-11	rnd 3	type Rapid	result 1	date 2025-05-11	rnd 3	type Rapid	result 1
		Opponent Buthelezi, N (Ncedo)				Opponent Buthelezi, N (Ncedo)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Phogojane, B (Badirile)				Opponent Ntetema, I (Irvin)
2	5	Tournament Gauteng Schools Individuals Finals 2024				Tournament Gauteng Top Schools 2024
		date 2024-08-17	rnd 3	type Standard	result 1	date 2024-10-05	rnd 2	type Rapid	result 1
		Opponent Bonke, B (Bafana)				Opponent Du Toit, SJM (Stephanus (Matteo))
3	4	Tournament Ekurhuleni North School District Finals 2025				Tournament Edenvale Germiston Cluster Teams 2025
		date 2025-06-14	rnd 5	type Standard	result 1	date 2025-07-25	rnd 3	type Rapid	result 1
		Opponent Marais, D (Dylan)				Opponent Reddi, Y (Yashay)

#	Games	Start				End
1	6	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-06-14	rnd 5	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Marais, D (Dylan)				Opponent Ntetema, I (Irvin)
2	5	Tournament Gauteng Schools Individuals Finals 2024				Tournament Edenvale Germiston Cluster 2025
		date 2024-08-17	rnd 3	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Bonke, B (Bafana)				Opponent Moyo, N (Ntando)
3	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 Morake, O (Ofentse)				Opponent Van Der Walt, T (Tjaart)

#	Games	Start				End
1	6	Tournament Edenvale High School Team Clusters 2024				Tournament Gauteng Top Schools 2024
		date 2024-07-20	rnd 2	type Rapid	result 1	date 2024-10-05	rnd 2	type Rapid	result 1
		Opponent Hyslop, T (Thomas)				Opponent Du Toit, SJM (Stephanus (Matteo))
2	3	Tournament Edenvale Germiston Cluster Teams 2025				Tournament Edenvale Germiston Cluster Teams 2025
		date 2025-07-25	rnd 1	type Rapid	result 1	date 2025-07-25	rnd 3	type Rapid	result 1
		Opponent Boshoff, B (Benje)				Opponent Reddi, Y (Yashay)
3	1	Tournament Chess Power House Randburg Rapid 2025				Tournament Chess Power House Randburg Rapid 2025
		date 2025-05-11	rnd 3	type Rapid	result 1	date 2025-05-11	rnd 3	type Rapid	result 1
		Opponent Buthelezi, N (Ncedo)				Opponent Buthelezi, N (Ncedo)

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	Lebitsa ,T (Teboho)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
1	Lebitsa ,T (Teboho)	2	1199	1411.5	2	1198.3	1411.5	0	0	0	0	0	0
2	Manamela ,H (Hamisa)	2	2	425	0	0	0	2	2	425	0	0	0
2	Manamela ,H (Hamisa)	2	1191	1616	0	0	0	2	1186.6	1616	0	0	0
3	Mnini ,M (Mpilo)	1	1	425	1	1	425	0	0	0	0	0	0
3	Mnini ,M (Mpilo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Ndawo ,T (Tebogo)	1	1	425	1	1	425	0	0	0	0	0	0
4	Ndawo ,T (Tebogo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Moyo ,N (Ntando)	1	1	425	1	1	425	0	0	0	0	0	0
5	Moyo ,N (Ntando)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Phogojane ,B (Badirile)	1	1	425	1	1	425	0	0	0	0	0	0
6	Phogojane ,B (Badirile)	1	1199.8	1624.8	1	1200	1624.8	0	0	0	0	0	0
7	Janse Van Vuuren ,C (Christo)	1	1	425	1	1	425	0	0	0	0	0	0
7	Janse Van Vuuren ,C (Christo)	1	1184.4	1609.4	1	1200	1609.4	0	0	0	0	0	0
8	Watti ,B (Bonginkosi)	1	1	425	1	1	425	0	0	0	0	0	0
8	Watti ,B (Bonginkosi)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Ntetema ,I (Irvin)	1	1	425	1	1	425	0	0	0	0	0	0
9	Ntetema ,I (Irvin)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Shah ,S (Sufiyaan)	1	1	425	1	1	425	0	0	0	0	0	0
10	Shah ,S (Sufiyaan)	1	1292.2	1717.2	1	1222	1717.2	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

Mamabolo, K (Kgotso)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms