Chess South Africa Ratings Database

PLAYER PAGE

Personal

Bolani, S (Sakhile)

Chess SA id

101084669

FIDE id

Date of birth

2001-04-30 (Adult)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1634.6	1746	1102.4	1074.7
Raw rating	1634.6	1746	1102.4	1074.7
Weighted rating	1621.3	1741.7	992.7	1014
Weighted performance	1393.6	1053.5	0	0
Floor	1137.2	1246	602.4	574.7
K-factor	28	28	40	40
Min/Max rating change allowed	89.3	76.2	190.6	198.2
Highest rating	1637.2 2025-05-05	1746 2024-11-01	1270.5 2024-05-01	1222.1 2018-12-01
Highest raw rating	1637.2 2025-05-05	1746 2024-11-01	1102.4 2025-05-05	1074.7 2025-06-01
Highest weighted rating	1616.5 2025-08-01	1737.1 2025-08-01	1102.4 2024-11-01	995.2 2025-08-01
Highest weighted performance	1467.1 2019-07-01	1522.7 2018-12-01	1270.5 2024-05-01	1222.1 2018-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1634.6	1746	1102.4	1074.7
Analysis
Rating	1634.6	1746	1102.4	1074.7
Raw rating	1634.6	1746	1102.4	1074.7
Weighted rating	1621.3	1741.7	992.7
Weighted performance	1393.6	1053.5	0
K-factor	28	28	40	40
Floor	1137.2	1246	602.4	574.7
Max/Min rating change allowed	89.3	76.2	190.6	198.2
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	1634.6	1746	1102.4	1074.7
New weighted rating	1623.3	1743.2	1007.6	1021.6
New weighted performance	1393.1	1052.9	0	0
Temp new rating	1634.6	1746	1102.4	1074.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1634.6	1746	1102.4	1074.7
New K-factor	28	28	40	40
New floor	1137.2	1246	602.4	574.7

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	13	0	7	6
	12	5	7	0
	0	0	0	0
	11	5	6	0
	4	4	0	0
History	118	85	20	13

Games since
	Main 25	Standard 5		Rapid 14		Blitz 6
Gender	Male
Age group	Adult
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	13	7.5	57.69	65.4	1619.6	1685
Standard	0	0	0	0	0	0
Rapid	7	4.5	64.29	121.4	1677.9	1799.3
Blitz	6	3	50	0	1551.6	1551.6
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	111	67	60.36	88.1	1420	1508
Standard	78	48.5	62.18	103.5	1399.4	1502.9
Rapid	20	11.5	57.5	63.8	1516.3	1580
Blitz	13	7	53.85	32.7	1395.4	1428.1

Date	Main	Standard	Rapid	Blitz
2025-09-30	1634.6	1746	1102.4	1074.7
2025-09-01	1634.6	1746	1102.4	1074.7
2025-08-01	1634.6	1746	1102.4	1074.7
2025-07-01	1634.6	1746	1102.4	1074.7
2025-06-01	1634.6	1746	1102.4	1074.7
2025-05-01	1637.2	1746	1102.4	983.1
2025-04-01	1621.8	1746	944.4	983.1
2025-03-01	1621.8	1746	944.4	983.1
2025-02-01	1621.8	1746	944.4	983.1
2025-01-01	1621.8	1746	944.4	983.1
2024-12-01	1621.8	1746	944.4	983.1
2024-11-01	1621.8	1746	944.4	983.1
2024-10-01	1596.5	1735.6	944.4	983.1
2024-09-01	1596.5	1735.6	944.4	983.1
2024-08-01	1596.5	1735.6	944.4	983.1
2024-07-01	1596.5	1735.6	944.4	983.1
2024-06-01	1596.5	1735.6	944.4	983.1
2024-08-01	1608.6	1735.6	747.6	983.1
2024-04-01	1608.6	1735.6	747.6	983.1
2024-03-01	1608.6	1735.6	747.6	983.1
2024-02-01	1608.6	1735.6	747.6	983.1
2024-01-01	1608.6	1735.6	747.6	983.1
2023-12-01	1540.9	1578.5	622	714.8
2023-11-01	1540.9	1578.5	622	714.8

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	Moja Chess Extravaganza 2025 (Blitz)	2025-04-26	2025-04-26	Blitz	Johannesburg Metro (GJM)	7	6	3	Yes	Analysis
2	Lenasia Chess Academy Rapid Rated 2025 (A)	2025-04-06	2025-04-06	Rapid	Johannesburg Metro (GJM)	7	7	4.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Moja Chess Extravaganza 2025 (Blitz)	2025-04-26	2025-04-26	Blitz	Johannesburg Metro (GJM)	7	6	3	Yes	Analysis
2	Lenasia Chess Academy Rapid Rated 2025 (A)	2025-04-06	2025-04-06	Rapid	Johannesburg Metro (GJM)	7	7	4.5	Yes	Analysis
3	2024 Tshwane Chess Club Clash (Open)	2024-10-12	2024-10-12	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
4	Lenasia Chess Academy Rapid Tournament 2024 (A)	2024-05-19	2024-05-19	Rapid	Johannesburg Metro (GJM)	7	7	5	Yes	Analysis
5	CPH Chess Clubs Challenge 2022 (B)	2022-11-12	2022-11-12	Rapid	Johannesburg Metro (GJM)	6	6	2	Yes	Analysis
6	UJ Fundraising Tournament 2022 (A)	2022-08-13	2022-08-13	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
7	2021 Chris Greyling Open Tournament (A)	2021-05-08	2021-05-08	Standard	Tshwane (GTP)	5	4	0.5	Yes	Analysis
8	Ekurhuleni Chess Kempton Park Open 2020 (A)	2020-11-21	2020-11-21	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
9	2019 Menlo Open (A)	2019-07-13	2019-07-13	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
10	2019 Swartkop Open (A)	2019-06-15	2019-06-15	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
11	South African Junior Blitz 2018 (U18)	2018-12-19	2018-12-19	Blitz	4 Knights (4K)	7	7	4	Yes	Analysis
12	2018 Wild Card Chess Championships (U18 Open)	2018-12-21	2018-12-24	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis
13	South African Junior Team Championships 2018 (U18A)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	3.5	Yes	Analysis
14	2018 Interregion Sedibeng vs Ekurhuleni (M)	2018-11-03	2018-11-03	Standard	Sedibeng (GSV)	6	5	5	Yes	Analysis
15	Inter Region GE vs JHB Metro 2018 (U18+U20)	2018-10-06	2018-10-06	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
16	Witfield Open 2018 (B)	2018-07-21	2018-07-21	Standard	Ekurhuleni (GE)	5	4	4	Yes	Analysis
17	Boksburg Chess Club Open 2018 (U16-U20)	2018-07-14	2018-07-14	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
18	2018 Lubowski Open (B)	2018-05-12	2018-05-12	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
19	2018 Capablanca Swiss (C)	2018-04-27	2018-04-29	Standard	Tshwane (GTP)	7	7	5.5	Yes	Analysis
20	2018 D4 Tshwane North Individual Chess Championships (U19 Boys)	2018-03-10	2018-03-10	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	15	Tournament Lenasia Chess Academy Rapid Tournament 2024				Tournament Lenasia Chess Academy Rapid Rated 2025
		date 2024-05-19	rnd 3	type Rapid	result 1	date 2025-04-06	rnd 5	type Rapid	result 1
		Opponent Mohonwe, LK (Lebone Kgosi)				Opponent Letsoalo, PM (Peter Mogatli)
2	10	Tournament South African Junior Blitz 2018				Tournament 2019 Swartkop Open
		date 2018-12-19	rnd 7	type Blitz	result 1	date 2019-06-15	rnd 1	type Standard	result 1
		Opponent Buchner, E (Eduard)				Opponent Marais, DP (Daniel)
3	7	Tournament Boksburg Chess Club Open 2018				Tournament Witfield Open 2018
		date 2018-07-14	rnd 3	type Standard	result 1	date 2018-07-21	rnd 5	type Standard	result 1
		Opponent Mafanya, A (Ahlumile)				Opponent Hlongwane, H (Harrison)

#	Games	Start				End
1	9	Tournament South African Junior Team Championships 2018				Tournament 2019 Swartkop Open
		date 2018-12-20	rnd 7	type Standard	result 0.5	date 2019-06-15	rnd 1	type Standard	result 1
		Opponent Janson, C (Charles)				Opponent Marais, DP (Daniel)
2	8	Tournament UJ Fundraising Tournament 2022				Tournament 2024 Tshwane Chess Club Clash
		date 2022-08-13	rnd 3	type Standard	result 0.5	date 2024-10-12	rnd 5	type Standard	result 1
		Opponent Waleza, F (Freddy)				Opponent Reddy, KS (Kashen Shivaan)
3	7	Tournament Boksburg Chess Club Open 2018				Tournament Witfield Open 2018
		date 2018-07-14	rnd 3	type Standard	result 1	date 2018-07-21	rnd 5	type Standard	result 1
		Opponent Mafanya, A (Ahlumile)				Opponent Hlongwane, H (Harrison)

#	Games	Start				End
1	10	Tournament Lenasia Chess Academy Rapid Tournament 2024				Tournament Lenasia Chess Academy Rapid Rated 2025
		date 2024-05-19	rnd 3	type Rapid	result 1	date 2025-04-06	rnd 5	type Rapid	result 1
		Opponent Mohonwe, LK (Lebone Kgosi)				Opponent Letsoalo, PM (Peter Mogatli)
2	2	Tournament CPH Chess Clubs Challenge 2022				Tournament CPH Chess Clubs Challenge 2022
		date 2022-11-12	rnd 1	type Rapid	result 1	date 2022-11-12	rnd 2	type Rapid	result 1
		Opponent Jacobs, CN (Calvin Nicholas)				Opponent De Meyer, R (Rico)
3	1	Tournament Lenasia Chess Academy Rapid Rated 2025				Tournament Lenasia Chess Academy Rapid Rated 2025
		date 2025-04-06	rnd 7	type Rapid	result 0.5	date 2025-04-06	rnd 7	type Rapid	result 0.5
		Opponent Ndlovu, B (Bongani)				Opponent Ndlovu, B (Bongani)

#	Games	Start				End
1	4	Tournament South African Junior Blitz 2018				Tournament Moja Chess Extravaganza 2025
		date 2018-12-19	rnd 7	type Blitz	result 1	date 2025-04-26	rnd 4	type Blitz	result 1
		Opponent Buchner, E (Eduard)				Opponent Mathonsi, I (Innocent)
2	4	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 1	type Blitz	result 0.5	date 2018-12-19	rnd 4	type Blitz	result 1
		Opponent Naidoo, R (Rayna)				Opponent Emanuel, P (Prithee)

#	Games	Start				End
1	7	Tournament Boksburg Chess Club Open 2018				Tournament Witfield Open 2018
		date 2018-07-14	rnd 3	type Standard	result 1	date 2018-07-21	rnd 5	type Standard	result 1
		Opponent Mafanya, A (Ahlumile)				Opponent Hlongwane, H (Harrison)
2	5	Tournament 2018 Interregion Sedibeng vs Ekurhuleni				Tournament 2018 Interregion Sedibeng vs Ekurhuleni
		date 2018-11-03	rnd 1	type Standard	result 1	date 2018-11-03	rnd 5	type Standard	result 1
		Opponent Schoeman, S (Sane)				Opponent Van Rensburg, NC (Nicolaos)
3	4	Tournament UJ Fundraising Tournament 2022				Tournament CPH Chess Clubs Challenge 2022
		date 2022-08-13	rnd 4	type Standard	result 1	date 2022-11-12	rnd 2	type Rapid	result 1
		Opponent Mashigo, H (Hluli)				Opponent De Meyer, R (Rico)

#	Games	Start				End
1	7	Tournament Boksburg Chess Club Open 2018				Tournament Witfield Open 2018
		date 2018-07-14	rnd 3	type Standard	result 1	date 2018-07-21	rnd 5	type Standard	result 1
		Opponent Mafanya, A (Ahlumile)				Opponent Hlongwane, H (Harrison)
2	5	Tournament 2018 Interregion Sedibeng vs Ekurhuleni				Tournament 2018 Interregion Sedibeng vs Ekurhuleni
		date 2018-11-03	rnd 1	type Standard	result 1	date 2018-11-03	rnd 5	type Standard	result 1
		Opponent Schoeman, S (Sane)				Opponent Van Rensburg, NC (Nicolaos)
3	4	Tournament UJ Fundraising Tournament 2022				Tournament 2024 Tshwane Chess Club Clash
		date 2022-08-13	rnd 4	type Standard	result 1	date 2024-10-12	rnd 2	type Standard	result 1
		Opponent Mashigo, H (Hluli)				Opponent Deysel, Z (Zachariah)

#	Games	Start				End
1	2	Tournament Lenasia Chess Academy Rapid Tournament 2024				Tournament Lenasia Chess Academy Rapid Tournament 2024
		date 2024-05-19	rnd 5	type Rapid	result 1	date 2024-05-19	rnd 6	type Rapid	result 1
		Opponent Mimu, R (Rasheed)				Opponent Chetty, P (Preyeshen)
2	2	Tournament CPH Chess Clubs Challenge 2022				Tournament CPH Chess Clubs Challenge 2022
		date 2022-11-12	rnd 1	type Rapid	result 1	date 2022-11-12	rnd 2	type Rapid	result 1
		Opponent Jacobs, CN (Calvin Nicholas)				Opponent De Meyer, R (Rico)
3	1	Tournament Lenasia Chess Academy Rapid Rated 2025				Tournament Lenasia Chess Academy Rapid Rated 2025
		date 2025-04-06	rnd 5	type Rapid	result 1	date 2025-04-06	rnd 5	type Rapid	result 1
		Opponent Letsoalo, PM (Peter Mogatli)				Opponent Letsoalo, PM (Peter Mogatli)

#	Games	Start				End
1	4	Tournament South African Junior Blitz 2018				Tournament Moja Chess Extravaganza 2025
		date 2018-12-19	rnd 7	type Blitz	result 1	date 2025-04-26	rnd 4	type Blitz	result 1
		Opponent Buchner, E (Eduard)				Opponent Mathonsi, I (Innocent)
2	2	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 3	type Blitz	result 1	date 2018-12-19	rnd 4	type Blitz	result 1
		Opponent Juta, C (Cornell)				Opponent Emanuel, P (Prithee)

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	Nene ,TH (Themba Hope)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Nene ,TH (Themba Hope)	2	1793.7	1368.7	2	1797.2	1368.7	0	0	0	0	0	0
2	Koning ,J (Jaedin)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
2	Koning ,J (Jaedin)	2	1440.7	1653.2	2	1447.2	1653.2	0	0	0	0	0	0
3	Mlahleki ,V (Vusimuzi)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Mlahleki ,V (Vusimuzi)	2	1971.1	1546.1	2	1981.9	1546.1	0	0	0	0	0	0
4	Reddy ,A (Ananta)	2	1	0	2	1	0	0	0	0	0	0	0
4	Reddy ,A (Ananta)	2	1693.9	1693.9	2	1689.9	1693.9	0	0	0	0	0	0
5	Richter ,J-M (Jan-Michael)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Richter ,J-M (Jan-Michael)	2	1705.8	1280.8	2	1708.8	1280.8	0	0	0	0	0	0
6	Mashigo ,H (Hluli)	2	1	0	2	1	0	0	0	0	0	0	0
6	Mashigo ,H (Hluli)	2	1614.4	1614.4	2	1613.1	1614.4	0	0	0	0	0	0
7	De Meyer ,R (Rico)	2	1	0	0	0	0	2	1	0	0	0	0
7	De Meyer ,R (Rico)	2	1663.2	1663.2	0	0	0	2	932.2	1663.2	0	0	0
8	Magagula ,R (Raymond)	2	0.5	-212.5	0	0	0	1	0.5	0	1	0	-425
8	Magagula ,R (Raymond)	2	1771.7	1559.2	0	0	0	1	1720.8	1771.7	1	1745.4	1346.7
9	Van Zyl ,J (Juane)	1	1	425	1	1	425	0	0	0	0	0	0
9	Van Zyl ,J (Juane)	1	1198.7	1623.7	1	1202.8	1623.7	0	0	0	0	0	0
10	Rhoodie ,N (Nicolaas)	1	1	425	1	1	425	0	0	0	0	0	0
10	Rhoodie ,N (Nicolaas)	1	1016.8	1441.8	1	1015.4	1441.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Bolani, S (Sakhile)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms