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

2025-12-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1557.7	1515.1	1274.1	1200
Raw rating	1503	1500.1	1274.1	1200
Weighted rating	1379.9	1375.8	1258.7	1200
Weighted performance	1557.7	1515.1	1209	0
Floor	1003	1000.1	780	700
K-factor	32	32	36	36
Min/Max rating change allowed	107.7	108.1	149.2	165.8
Highest rating	1557.7 2026-01-01	1548.9 2025-11-01	1635.6 2024-07-01	1200 2024-05-01
Highest raw rating	1503 2026-01-01	1500.1 2025-11-01	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	1557.7 2026-01-01	1548.9 2025-11-01	1635.6 2024-07-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-10.5	-10.5	0	0
New rating	1547.2	1504.6	1274.1	1200
Analysis
Rating	1557.7	1515.1	1274.1	1200
Raw rating	1503	1500.1	1274.1	1200
Weighted rating	1379.9	1375.8	1258.7
Weighted performance	1557.7	1515.1	1209
K-factor	32	32	36	36
Floor	1003	1000.1	780	700
Max/Min rating change allowed	107.7	108.1	149.2	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	1503	1500.1	1274.1	1200
New weighted rating	1393.5	1389.7	1260.7	1200
New weighted performance	1547.2	1504.6	1200.6	0
Temp new rating	1547.2	1504.6	1274.1	1200
Temp new rating +/-	-10.5	-10.5	0	0
Final new rating +/-	-10.5	-10.5	0	0
New rating	1547.2	1504.6	1274.1	1200
New K-factor	32	32	36	36
New floor	1003	1000.1	780	700

Item	Main	Standard	Rapid
	0	0	0
	30	20	10
	23	14	9
	0	0	0
	0	0	0
	0	0	0
History	53	34	19

Games since
	Main 53	Standard 34		Rapid 19		Blitz 0
Gender	Male
Age group	U18
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	1220		419		59
Male	1047		351		48
U18	199		68		9
U18 Male	175		59		8
Standard
	RSA		Province		Region
Overall	962		367		51
Male	833		314		43
U18	148		56		8
U18 Male	132		50		7
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	30	20	66.67	141.7	1373.4	1515
Standard	20	16	80	255	1353.5	1608.5
Rapid	10	4	40	-85	1413.1	1328.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	53	35.5	66.98	144.3	1341.7	1486
Standard	34	25	73.53	200	1336.1	1536.1
Rapid	19	10.5	55.26	44.7	1351.7	1396.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1503	1500.1	1274.1	1200
2025-11-30	1479	1500.1	1258.6	1200
2025-11-01	1479	1500.1	1258.6	1200
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
2024-11-01	1291.3	1261.2	1280	1200
2024-07-01	1253.1	1261.2	1200	1200
2024-06-01	1253.1	1261.2	1200	1200
2024-05-01	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

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	Chess Power House Dec Rapid 2025 (A)	2025-12-16	2025-12-16	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
2	2025 Gauteng Top Schools Teams (U19)	2025-08-30	2025-08-30	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
3	Ekurhuleni North Schools Teams 2025 (U19 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	5	Yes	Analysis
4	Edenvale Germiston Cluster Teams 2025 (High School)	2025-07-25	2025-07-25	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis
5	Ekurhuleni North School District Finals 2025 (U18 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	4.5	Yes	Analysis
6	Chess Power House Randburg Rapid 2025 (A)	2025-05-11	2025-05-11	Rapid	Johannesburg Metro (GJM)	6	5	1	Yes	Analysis
7	Edenvale Germiston Cluster 2025 (U18 Boys)	2025-03-08	2025-03-08	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
8	Gauteng Top Schools 2024 (U19 Open)	2024-10-05	2024-10-05	Rapid	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
9	Ekurhuleni North Schools Finals - Teams 2024 (U19 Open)	2024-08-03	2024-08-03	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
10	Gauteng Schools Individuals Finals 2024 (U15 Boys)	2024-08-17	2024-08-17	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
11	Edenvale High School Team Clusters 2024	2024-07-20	2024-07-20	Rapid	Ekurhuleni (GE)	5	4	4	Yes	Analysis
12	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	7	Tournament Ekurhuleni North Schools Teams 2025				Tournament 2025 Gauteng Top Schools Teams
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-30	rnd 2	type Standard	result 1
		Opponent Phogojane, B (Badirile)				Opponent Alayande, D (Daniel)
3	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)

#	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	Igwe ,M (Mcanthony)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Igwe ,M (Mcanthony)	1	1471.3	1046.3	1	1380.1	1046.3	0	0	0	0	0	0
4	Marimuthu ,S (Shaylen)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Marimuthu ,S (Shaylen)	1	1550.8	1550.8	1	1560.8	1550.8	0	0	0	0	0	0
5	Morake ,O (Ofentse)	1	1	425	1	1	425	0	0	0	0	0	0
5	Morake ,O (Ofentse)	1	1140.2	1565.2	1	1148.4	1565.2	0	0	0	0	0	0
6	Janse Van Vuuren ,C (Christo)	1	1	425	1	1	425	0	0	0	0	0	0
6	Janse Van Vuuren ,C (Christo)	1	1184.4	1609.4	1	1200	1609.4	0	0	0	0	0	0
7	Alayande ,D (Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
7	Alayande ,D (Daniel)	1	1307.8	1732.8	1	1251.1	1732.8	0	0	0	0	0	0
8	Van Der Walt ,T (Tjaart)	1	1	425	1	1	425	0	0	0	0	0	0
8	Van Der Walt ,T (Tjaart)	1	1503.9	1928.9	1	1503	1928.9	0	0	0	0	0	0
9	Mnini ,M (Mpilo)	1	1	425	1	1	425	0	0	0	0	0	0
9	Mnini ,M (Mpilo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Fischer ,RD (Reven Dylan)	1	1	425	1	1	425	0	0	0	0	0	0
10	Fischer ,RD (Reven Dylan)	1	1158.3	1583.3	1	1149.6	1583.3	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

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms