Chess South Africa Ratings Database

PLAYER PAGE

Personal

Voco, S (Siyabulela)

Chess SA id

1040119586

FIDE id

Date of birth

2004-02-04 (Adult)

Gender

Male

Region

OR Tambo (EOR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1234.5	1242.8	1214.4	1180.7
Raw rating	1234.5	1242.8	1214.4	1180.7
Weighted rating	1234.3	1242.8	1213.9	1177.9
Weighted performance	0	0	0	0
Floor	738.4	742.8	714.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	157.9	156	162.4	170.4
Highest rating	1238.4 2024-03-01	1242.8 2024-05-01	1325.2 2024-02-01	1200 2018-10-01
Highest raw rating	1238.4 2024-03-01	1242.8 2024-03-01	1214.4 2024-03-01	1200 2024-03-01
Highest weighted rating	1238.4 2024-08-01	1242.8 2024-05-01	1213.4 2025-08-01	1200 2018-10-01
Highest weighted performance	1216.9 2022-05-01	1217.2 2022-05-01	1325.2 2024-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1234.5	1242.8	1214.4	1180.7
Analysis
Rating	1234.5	1242.8	1214.4	1180.7
Raw rating	1234.5	1242.8	1214.4	1180.7
Weighted rating	1234.3	1242.8	1213.9
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	738.4	742.8	714.4	700
Max/Min rating change allowed	157.9	156	162.4	170.4
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	1234.5	1242.8	1214.4	1180.7
New weighted rating	1234.3	1242.8	1214.1	1177.7
New weighted performance	0	0	0	0
Temp new rating	1234.5	1242.8	1214.4	1180.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1234.5	1242.8	1214.4	1180.7
New K-factor	36	36	36	36
New floor	738.4	742.8	714.4	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	10	0	5	5
	0	0	0	0
	5	5	0	0
	0	0	0	0
History	20	10	5	5

Games since
	Main 10	Standard 0		Rapid 5		Blitz 5
Gender	Male
Age group	Adult
Region	OR Tambo (EOR)
Province	Eastern Cape (EC)
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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	20	9	45	-42.5	1268	1225.5
Standard	10	6	60	85	1189.9	1274.9
Rapid	5	2	40	-85	1405.5	1320.5
Blitz	5	1	20	-255	1286.7	1031.7

Date	Main	Standard	Rapid	Blitz
2025-09-30	1234.5	1242.8	1214.4	1180.7
2025-09-01	1234.5	1242.8	1214.4	1180.7
2025-08-01	1234.5	1242.8	1214.4	1180.7
2025-07-01	1234.5	1242.8	1214.4	1180.7
2025-06-01	1234.5	1242.8	1214.4	1180.7
2025-05-01	1234.5	1242.8	1214.4	1180.7
2025-04-01	1234.5	1242.8	1214.4	1180.7
2025-03-01	1234.5	1242.8	1214.4	1180.7
2025-02-01	1234.3	1242.8	1214.4	1179.3
2025-01-01	1230.8	1242.8	1214.4	1151.8
2024-12-01	1230.8	1242.8	1214.4	1151.8
2024-11-01	1230.8	1242.8	1214.4	1151.8
2024-10-01	1230.8	1242.8	1214.4	1151.8
2024-09-01	1230.8	1242.8	1214.4	1151.8
2024-08-01	1238.4	1242.8	1214.4	1200
2024-07-01	1238.4	1242.8	1214.4	1200
2024-06-01	1238.4	1242.8	1214.4	1200
2024-08-01	1238.4	1242.8	1214.4	1200
2024-04-01	1238.4	1242.8	1214.4	1200
2024-03-01	1238.4	1242.8	1214.4	1200
2024-02-01	1235.2	1242.8	1200	1200
2024-01-01	1235.2	1242.8	1200	1200
2023-12-01	1235.2	1242.8	1200	1200
2023-11-01	1235.2	1242.8	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	WITS Blitz 2024	2024-08-15	2024-08-15	Blitz	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
2	University of the Witwatersrand vs University of Johannesburg 2024	2024-02-24	2024-02-24	Rapid	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
3	Mthatha High School League Trials 1 2022 (U12-U18)	2022-05-18	2022-05-18	Standard	OR Tambo (EOR)	5	5	4	Yes	Analysis
4	OR Tambo Open 2019 (B)	2019-10-26	2019-10-26	Standard	OR Tambo (EOR)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Mthatha High School League Trials 1 2022				Tournament Mthatha High School League Trials 1 2022
		date 2022-05-18	rnd 1	type Standard	result 1	date 2022-05-18	rnd 3	type Standard	result 1
		Opponent Ndabeni, S (Sikhokele)				Opponent Phuka, B (Buhle)
2	2	Tournament University of the Witwatersrand vs University of Johannesburg 2024				Tournament University of the Witwatersrand vs University of Johannesburg 2024
		date 2024-02-24	rnd 4	type Rapid	result 1	date 2024-02-24	rnd 5	type Rapid	result 1
		Opponent Thusi, K (Karabo)				Opponent Ndlovu, L (Lindokuhle Ahleigh)
3	2	Tournament OR Tambo Open 2019				Tournament OR Tambo Open 2019
		date 2019-10-26	rnd 2	type Standard	result 1	date 2019-10-26	rnd 3	type Standard	result 1
		Opponent Makebesana, LI (Liyema Indiphile)				Opponent Mkhize, Q (Qhama)

#	Games	Start				End
1	3	Tournament Mthatha High School League Trials 1 2022				Tournament Mthatha High School League Trials 1 2022
		date 2022-05-18	rnd 1	type Standard	result 1	date 2022-05-18	rnd 3	type Standard	result 1
		Opponent Ndabeni, S (Sikhokele)				Opponent Phuka, B (Buhle)
2	2	Tournament OR Tambo Open 2019				Tournament OR Tambo Open 2019
		date 2019-10-26	rnd 2	type Standard	result 1	date 2019-10-26	rnd 3	type Standard	result 1
		Opponent Makebesana, LI (Liyema Indiphile)				Opponent Mkhize, Q (Qhama)
3	1	Tournament Mthatha High School League Trials 1 2022				Tournament Mthatha High School League Trials 1 2022
		date 2022-05-18	rnd 5	type Standard	result 1	date 2022-05-18	rnd 5	type Standard	result 1
		Opponent Phama, N (Nkosivile)				Opponent Phama, N (Nkosivile)

#	Games	Start				End
1	2	Tournament University of the Witwatersrand vs University of Johannesburg 2024				Tournament University of the Witwatersrand vs University of Johannesburg 2024
		date 2024-02-24	rnd 4	type Rapid	result 1	date 2024-02-24	rnd 5	type Rapid	result 1
		Opponent Thusi, K (Karabo)				Opponent Ndlovu, L (Lindokuhle Ahleigh)

#	Games	Start				End
1	1	Tournament WITS Blitz 2024				Tournament WITS Blitz 2024
		date 2024-08-15	rnd 2	type Blitz	result 1	date 2024-08-15	rnd 2	type Blitz	result 1
		Opponent Mahashe, A (Ayakha)				Opponent Mahashe, A (Ayakha)

#	Games	Start				End
1	3	Tournament Mthatha High School League Trials 1 2022				Tournament Mthatha High School League Trials 1 2022
		date 2022-05-18	rnd 1	type Standard	result 1	date 2022-05-18	rnd 3	type Standard	result 1
		Opponent Ndabeni, S (Sikhokele)				Opponent Phuka, B (Buhle)
2	2	Tournament University of the Witwatersrand vs University of Johannesburg 2024				Tournament University of the Witwatersrand vs University of Johannesburg 2024
		date 2024-02-24	rnd 4	type Rapid	result 1	date 2024-02-24	rnd 5	type Rapid	result 1
		Opponent Thusi, K (Karabo)				Opponent Ndlovu, L (Lindokuhle Ahleigh)
3	2	Tournament OR Tambo Open 2019				Tournament OR Tambo Open 2019
		date 2019-10-26	rnd 2	type Standard	result 1	date 2019-10-26	rnd 3	type Standard	result 1
		Opponent Makebesana, LI (Liyema Indiphile)				Opponent Mkhize, Q (Qhama)

#	Games	Start				End
1	3	Tournament Mthatha High School League Trials 1 2022				Tournament Mthatha High School League Trials 1 2022
		date 2022-05-18	rnd 1	type Standard	result 1	date 2022-05-18	rnd 3	type Standard	result 1
		Opponent Ndabeni, S (Sikhokele)				Opponent Phuka, B (Buhle)
2	2	Tournament OR Tambo Open 2019				Tournament OR Tambo Open 2019
		date 2019-10-26	rnd 2	type Standard	result 1	date 2019-10-26	rnd 3	type Standard	result 1
		Opponent Makebesana, LI (Liyema Indiphile)				Opponent Mkhize, Q (Qhama)
3	1	Tournament Mthatha High School League Trials 1 2022				Tournament Mthatha High School League Trials 1 2022
		date 2022-05-18	rnd 5	type Standard	result 1	date 2022-05-18	rnd 5	type Standard	result 1
		Opponent Phama, N (Nkosivile)				Opponent Phama, N (Nkosivile)

#	Games	Start				End
1	2	Tournament University of the Witwatersrand vs University of Johannesburg 2024				Tournament University of the Witwatersrand vs University of Johannesburg 2024
		date 2024-02-24	rnd 4	type Rapid	result 1	date 2024-02-24	rnd 5	type Rapid	result 1
		Opponent Thusi, K (Karabo)				Opponent Ndlovu, L (Lindokuhle Ahleigh)

#	Games	Start				End
1	1	Tournament WITS Blitz 2024				Tournament WITS Blitz 2024
		date 2024-08-15	rnd 2	type Blitz	result 1	date 2024-08-15	rnd 2	type Blitz	result 1
		Opponent Mahashe, A (Ayakha)				Opponent Mahashe, A (Ayakha)

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	Phama ,N (Nkosivile)	1	1	425	1	1	425	0	0	0	0	0	0
1	Phama ,N (Nkosivile)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Tsengiwe ,K (Khanyile Junior)	1	1	425	1	1	425	0	0	0	0	0	0
2	Tsengiwe ,K (Khanyile Junior)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Mandleni ,Z (Zona)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Mandleni ,Z (Zona)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Langa ,S (Sinethemba)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Langa ,S (Sinethemba)	1	1174.1	749.1	1	1185.2	749.1	0	0	0	0	0	0
5	Mkhize ,Q (Qhama)	1	1	425	1	1	425	0	0	0	0	0	0
5	Mkhize ,Q (Qhama)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Goldsmith ,R (Revino)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Goldsmith ,R (Revino)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Cikolo ,J (Junior)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Cikolo ,J (Junior)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Makebesana ,LI (Liyema Indiphile)	1	1	425	1	1	425	0	0	0	0	0	0
8	Makebesana ,LI (Liyema Indiphile)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Ndabeni ,S (Sikhokele)	1	1	425	1	1	425	0	0	0	0	0	0
9	Ndabeni ,S (Sikhokele)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Phuka ,B (Buhle)	1	1	425	1	1	425	0	0	0	0	0	0
10	Phuka ,B (Buhle)	1	1124.9	1549.9	1	1116	1549.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Voco, S (Siyabulela)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms