Chess South Africa Ratings Database

PLAYER PAGE

Personal

Khumalo, S (Siyabonga)

Chess SA id

1110308825

FIDE id

Date of birth

2011-05-06 (U16)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-27

Personal details last changed

1900-01-01

Junior GPX Games

84.3

Junior GPX Points

1545.7

Item	Main	Standard	Rapid	Blitz
Rating	1667.7	1672.2	1238.4	1200
Raw rating	1667.7	1672.2	1238.4	1200
Weighted rating	1449	1442.1	1230	1200
Weighted performance	1656.9	1659.8	0	0
Floor	1175.4	1176.4	738.4	700
K-factor	28	28	36	36
Min/Max rating change allowed	85.2	84.6	157	165.8
Highest rating	1675.4 2025-07-01	1676.4 2025-07-01	1423.7 2024-10-01	1200 2024-10-01
Highest raw rating	1675.4 2025-07-01	1676.4 2025-07-01	1238.4 2024-11-01	1200 2024-10-01
Highest weighted rating	1449 2025-11-01	1442.1 2025-11-01	1225 2025-08-01	1200 2024-10-01
Highest weighted performance	1675.4 2025-07-01	1676.4 2024-08-01	1423.7 2024-10-01	1200 2024-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1667.7	1672.2	1238.4	1200
Analysis
Rating	1667.7	1672.2	1238.4	1200
Raw rating	1667.7	1672.2	1238.4	1200
Weighted rating	1449	1442.1	1230
Weighted performance	1656.9	1659.8	0
K-factor	28	28	36	36
Floor	1175.4	1176.4	738.4	700
Max/Min rating change allowed	85.2	84.6	157	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	1667.7	1672.2	1238.4	1200
New weighted rating	1473.9	1467.8	1231.4	1200
New weighted performance	1647.1	1650	0	0
Temp new rating	1667.7	1672.2	1238.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1667.7	1672.2	1238.4	1200
New K-factor	28	28	36	36
New floor	1175.4	1176.4	738.4	700

Item	Main	Standard	Rapid
	0	0	0
	82	82	0
	9	5	4
	0	0	0
	0	0	0
	0	0	0
History	91	87	4

Games since
	Main 91	Standard 87		Rapid 4		Blitz 0
Gender	Male
Age group	U16
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	391		147		60
Male	365		135		58
U16	40		22		10
U16 Male	34		18		9
Standard
	RSA		Province		Region
Overall	370		150		60
Male	343		138		58
U16	39		23		10
U16 Male	34		19		9
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	82	57.5	70.12	171	1443.1	1614.2
Standard	82	57.5	70.12	171	1443.1	1614.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	91	64	70.33	172.8	1422.7	1595.5
Standard	87	61	70.11	171	1431.4	1602.3
Rapid	4	3	75	212.5	1234.6	1447.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1667.7	1672.2	1238.4	1200
2025-09-30	1645.4	1645.4	1238.4	1200
2025-09-01	1656.1	1657.1	1238.4	1200
2025-08-01	1648.4	1644	1238.4	1200
2025-07-01	1675.4	1676.4	1238.4	1200
2025-06-01	1614.2	1611.1	1238.4	1200
2025-05-01	1566.5	1557.9	1238.4	1200
2025-04-01	1466.3	1398.8	1238.4	1200
2025-03-01	1262.7	1249.6	1238.4	1200
2025-02-01	1262.7	1249.6	1238.4	1200
2025-01-01	1262.7	1249.6	1238.4	1200
2024-12-01	1262.7	1249.6	1238.4	1200
2024-11-01	1262.7	1249.6	1238.4	1200
2024-10-01	1241.8	1249.6	1200	1200
2024-09-01	1241.8	1249.6	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 (U17)	2025-08-30	2025-08-30	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
2	2025 Gauteng Schools Provincial Individual Chess Championship (U15 Boys)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
3	Tshwane Chess Club Clash 2025 (Open)	2025-09-13	2025-09-13	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	2025 Midstream Open Chess Tournament (B)	2025-08-25	2025-08-25	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
5	2025 Tshwane North District CLOSED Team Championships (D3) (U17 Open)	2025-08-16	2025-08-16	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
6	2025 Etienne Lewis Closed Chess Tournament (U16)	2025-08-08	2025-08-10	Standard	Tshwane (GTP)	7	7	4.5	Yes	Analysis
7	2025 Wynie Robbertse Chess Tournament (A)	2025-07-19	2025-07-19	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
8	2025 Jacaranda Round Robin Open Chess Tournament (B)	2025-06-21	2025-06-21	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
9	2025 Elise Steenkamp Open Chess Tournament (Queen)	2025-06-14	2025-06-16	Standard	Tshwane (GTP)	7	7	4	Yes	Analysis
10	2025 Tshwane North School District CLOSED Individual Chess Championship (U15 Open)	2025-05-24	2025-05-24	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
11	Moja Chess Extravaganza 2025 (C)	2025-04-26	2025-05-01	Standard	Johannesburg Metro (GJM)	9	9	5.5	Yes	Analysis
12	2025 Mid Gauteng Open Chess Tournament (C)	2025-04-12	2025-04-12	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
13	Lubowski Open 2025 (D1)	2025-03-21	2025-03-22	Standard	Tshwane (GTP)	5	4	3.5	Yes	Analysis
14	2025 Chris Greyling Open Chess Tournament (D2)	2025-03-15	2025-03-15	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
15	2025 Prestige Open Chess Tournament (D)	2025-03-08	2025-03-08	Standard	Tshwane (GTP)	5	5	4.5	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 (U17)	2025-08-30	2025-08-30	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
2	2025 Gauteng Schools Provincial Individual Chess Championship (U15 Boys)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
3	Tshwane Chess Club Clash 2025 (Open)	2025-09-13	2025-09-13	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	2025 Midstream Open Chess Tournament (B)	2025-08-25	2025-08-25	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
5	2025 Tshwane North District CLOSED Team Championships (D3) (U17 Open)	2025-08-16	2025-08-16	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
6	2025 Etienne Lewis Closed Chess Tournament (U16)	2025-08-08	2025-08-10	Standard	Tshwane (GTP)	7	7	4.5	Yes	Analysis
7	2025 Wynie Robbertse Chess Tournament (A)	2025-07-19	2025-07-19	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
8	2025 Jacaranda Round Robin Open Chess Tournament (B)	2025-06-21	2025-06-21	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
9	2025 Elise Steenkamp Open Chess Tournament (Queen)	2025-06-14	2025-06-16	Standard	Tshwane (GTP)	7	7	4	Yes	Analysis
10	2025 Tshwane North School District CLOSED Individual Chess Championship (U15 Open)	2025-05-24	2025-05-24	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
11	Moja Chess Extravaganza 2025 (C)	2025-04-26	2025-05-01	Standard	Johannesburg Metro (GJM)	9	9	5.5	Yes	Analysis
12	2025 Mid Gauteng Open Chess Tournament (C)	2025-04-12	2025-04-12	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
13	Lubowski Open 2025 (D1)	2025-03-21	2025-03-22	Standard	Tshwane (GTP)	5	4	3.5	Yes	Analysis
14	2025 Chris Greyling Open Chess Tournament (D2)	2025-03-15	2025-03-15	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
15	2025 Prestige Open Chess Tournament (D)	2025-03-08	2025-03-08	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
16	Gauteng Top Schools 2024 (U15 Open)	2024-10-05	2024-10-05	Rapid	Ekurhuleni (GE)	5	4	3	Yes	Analysis
17	2024 Tshwane North School District Team League Finals (U15)	2024-08-03	2024-08-03	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	10	Tournament 2025 Etienne Lewis Closed Chess Tournament				Tournament 2025 Midstream Open Chess Tournament
		date 2025-08-10	rnd 7	type Standard	result 0.5	date 2025-08-25	rnd 4	type Standard	result 1
		Opponent Seloana, K (Kamogelo)				Opponent Conradie, I (Ingrid)
2	10	Tournament 2025 Chris Greyling Open Chess Tournament				Tournament 2025 Mid Gauteng Open Chess Tournament
		date 2025-03-15	rnd 5	type Standard	result 1	date 2025-04-12	rnd 5	type Standard	result 1
		Opponent Makhubela, K (Kamogelo)				Opponent Meeran, M (Museera)
3	9	Tournament Moja Chess Extravaganza 2025				Tournament 2025 Elise Steenkamp Open Chess Tournament
		date 2025-05-01	rnd 9	type Standard	result 1	date 2025-06-14	rnd 3	type Standard	result 1
		Opponent Mathebola, L (Letlhogonolo)				Opponent Wolfaardt, J (John Eduan)

#	Games	Start				End
1	10	Tournament 2025 Etienne Lewis Closed Chess Tournament				Tournament 2025 Midstream Open Chess Tournament
		date 2025-08-10	rnd 7	type Standard	result 0.5	date 2025-08-25	rnd 4	type Standard	result 1
		Opponent Seloana, K (Kamogelo)				Opponent Conradie, I (Ingrid)
2	10	Tournament 2025 Chris Greyling Open Chess Tournament				Tournament 2025 Mid Gauteng Open Chess Tournament
		date 2025-03-15	rnd 5	type Standard	result 1	date 2025-04-12	rnd 5	type Standard	result 1
		Opponent Makhubela, K (Kamogelo)				Opponent Meeran, M (Museera)
3	10	Tournament 2024 Tshwane North School District Team League Finals				Tournament 2025 Chris Greyling Open Chess Tournament
		date 2024-08-03	rnd 3	type Standard	result 1	date 2025-03-15	rnd 2	type Standard	result 1
		Opponent Nkumishe, M (Moses)				Opponent Thatho, K (Klaas)

#	Games	Start				End
1	3	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-05	rnd 2	type Rapid	result 1	date 2024-10-05	rnd 4	type Rapid	result 1
		Opponent Heydenrych, G (Gunther)				Opponent Candasamy, S (Shaniel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament 2025 Tshwane North District CLOSED Team Championships (D3)				Tournament 2025 Midstream Open Chess Tournament
		date 2025-08-16	rnd 2	type Standard	result 1	date 2025-08-25	rnd 2	type Standard	result 1
		Opponent Van Deventer, N (Nathan)				Opponent Rammala, TR (Tlale Ronald)
2	6	Tournament 2024 Tshwane North School District Team League Finals				Tournament Gauteng Top Schools 2024
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-10-05	rnd 4	type Rapid	result 1
		Opponent Nkumishe, M (Moses)				Opponent Candasamy, S (Shaniel)
3	5	Tournament Moja Chess Extravaganza 2025				Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship
		date 2025-05-01	rnd 9	type Standard	result 1	date 2025-05-24	rnd 4	type Standard	result 1
		Opponent Mathebola, L (Letlhogonolo)				Opponent Maponya, W (Warona)

#	Games	Start				End
1	7	Tournament 2024 Tshwane North School District Team League Finals				Tournament 2025 Prestige Open Chess Tournament
		date 2024-08-03	rnd 3	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Nkumishe, M (Moses)				Opponent Magobongo, E (Emihle)
2	6	Tournament 2025 Tshwane North District CLOSED Team Championships (D3)				Tournament 2025 Midstream Open Chess Tournament
		date 2025-08-16	rnd 2	type Standard	result 1	date 2025-08-25	rnd 2	type Standard	result 1
		Opponent Van Deventer, N (Nathan)				Opponent Rammala, TR (Tlale Ronald)
3	5	Tournament Moja Chess Extravaganza 2025				Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship
		date 2025-05-01	rnd 9	type Standard	result 1	date 2025-05-24	rnd 4	type Standard	result 1
		Opponent Mathebola, L (Letlhogonolo)				Opponent Maponya, W (Warona)

#	Games	Start				End
1	3	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-05	rnd 2	type Rapid	result 1	date 2024-10-05	rnd 4	type Rapid	result 1
		Opponent Heydenrych, G (Gunther)				Opponent Candasamy, S (Shaniel)

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	Janse Van Rensburg ,G (Gerrit)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Janse Van Rensburg ,G (Gerrit)	2	1629.8	1204.8	2	1628.1	1204.8	0	0	0	0	0	0
2	Radia ,S (Shyam)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Radia ,S (Shyam)	2	1728.1	1303.1	2	1728.2	1303.1	0	0	0	0	0	0
3	Van Der Walt ,H (Henrico)	2	2	425	2	2	425	0	0	0	0	0	0
3	Van Der Walt ,H (Henrico)	2	1418.8	1843.8	2	1408.1	1843.8	0	0	0	0	0	0
4	Mmakou ,L (Lesedi)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
4	Mmakou ,L (Lesedi)	2	1577.7	1365.2	2	1574.3	1365.2	0	0	0	0	0	0
5	Jooste ,J (Josh)	2	2	425	2	2	425	0	0	0	0	0	0
5	Jooste ,J (Josh)	2	1468.9	1893.9	2	1461.9	1893.9	0	0	0	0	0	0
6	Seloana ,K (Kamogelo)	2	1	0	2	1	0	0	0	0	0	0	0
6	Seloana ,K (Kamogelo)	2	1482.6	1482.6	2	1479	1482.6	0	0	0	0	0	0
7	Rammala ,TR (Tlale Ronald)	2	2	425	2	2	425	0	0	0	0	0	0
7	Rammala ,TR (Tlale Ronald)	2	1550.9	1975.9	2	1549.1	1975.9	0	0	0	0	0	0
8	Horn ,R (Renier)	1	1	425	1	1	425	0	0	0	0	0	0
8	Horn ,R (Renier)	1	1543.3	1968.3	1	1544.3	1968.3	0	0	0	0	0	0
9	Maartens ,W (Wian)	1	1	425	1	1	425	0	0	0	0	0	0
9	Maartens ,W (Wian)	1	1162.2	1587.2	1	1153.6	1587.2	0	0	0	0	0	0
10	Butler ,K (Kayla)	1	1	425	1	1	425	0	0	0	0	0	0
10	Butler ,K (Kayla)	1	1532.5	1957.5	1	1514	1957.5	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

Khumalo, S (Siyabonga)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms