Chess South Africa Ratings Database

PLAYER PAGE

Personal

Dube, O (Olwethu)

Chess SA id

107080604

FIDE id

Date of birth

2007-11-02 (U20)

Gender

Male

Region

Ehlanzeni (MEN)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-07-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1496.7	1485.4	750.2	555.2
Raw rating	1496.7	1485.4	750.2	555.2
Weighted rating	1496.4	1485.2	750	555.2
Weighted performance	1060.1	1058.5	0	0
Floor	1026.6	1001	500	500
K-factor	32	32	40	40
Min/Max rating change allowed	108.7	110.4	314.7	415.5
Highest rating	1557.9 2023-03-01	1516.3 2023-05-01	1510.5 2022-08-01	1200 2024-02-01
Highest raw rating	1526.6 2023-04-01	1501 2023-04-01	750.2 2024-02-01	555.2 2024-02-01
Highest weighted rating	1526.6 2025-02-01	1501 2025-02-01	750.2 2024-11-01	555.2 2024-11-01
Highest weighted performance	1557.9 2023-03-01	1516.3 2023-05-01	1510.5 2022-08-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1496.7	1485.4	750.2	555.2
Analysis
Rating	1496.7	1485.4	750.2	555.2
Raw rating	1496.7	1485.4	750.2	555.2
Weighted rating	1496.4	1485.2	750
Weighted performance	1060.1	1058.5	0
K-factor	32	32	40	40
Floor	1026.6	1001	500	500
Max/Min rating change allowed	108.7	110.4	314.7	415.5
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	1496.7	1485.4	750.2	555.2
New weighted rating	1496.5	1485.2	750.2	555.2
New weighted performance	1051.3	1049.7	0	0
Temp new rating	1496.7	1485.4	750.2	555.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1496.7	1485.4	750.2	555.2
New K-factor	32	32	40	40
New floor	1026.6	1001	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	23	23	0
	9	5	4
	0	0	0
History	191	187	4

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Ehlanzeni (MEN)
Province	Mpumalanga (MP)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	151	101.5	67.22	146.4	1115.5	1261.8
Standard	147	97.5	66.33	138.8	1116.5	1255.2
Rapid	4	4	100	425	1079.7	1504.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1496.7	1485.4	750.2	555.2
2025-09-30	1496.7	1485.4	750.2	555.2
2025-09-01	1496.7	1485.4	750.2	555.2
2025-08-01	1496.7	1485.4	750.2	555.2
2025-07-01	1496.7	1485.4	750.2	555.2
2025-06-01	1496.7	1485.4	750.2	555.2
2025-05-01	1496.7	1485.4	750.2	555.2
2025-04-01	1496.7	1485.4	750.2	555.2
2025-03-01	1496.7	1485.4	750.2	555.2
2025-02-01	1496.7	1485.4	750.2	555.2
2025-01-01	1496	1484.9	750.2	555.2
2024-12-01	1496	1484.9	750.2	555.2
2024-11-01	1496	1484.9	750.2	555.2
2024-10-01	1496	1484.9	750.2	555.2
2024-09-01	1496	1484.9	750.2	555.2
2024-08-01	1496	1484.9	750.2	555.2
2024-07-01	1496	1484.9	750.2	555.2
2024-09-01	1496	1484.9	750.2	555.2
2024-05-01	1496	1484.9	750.2	555.2
2024-04-01	1496	1484.9	750.2	555.2
2024-03-01	1496	1484.9	750.2	555.2
2024-02-01	1496	1484.9	750.2	555.2
2024-01-01	1496	1484.9	750.2	555.2
2023-12-01	1496	1484.9	700.4	555.2

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	White River Primary 2023 (U20)	2023-07-21	2023-07-21	Standard	Ehlanzeni (MEN)	5	5	2.5	Yes	Analysis
2	Interhigh 2023 (U19)	2023-07-29	2023-07-29	Standard	Ehlanzeni (MEN)	5	4	3.5	Yes	Analysis
3	Robbies 2023 (U20)	2023-05-11	2023-05-11	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
4	Oikos Chess Tournament 2023 (U20)	2023-03-11	2023-03-11	Standard	Ehlanzeni (MEN)	5	4	4	Yes	Analysis
5	Penryn Chess Tournament 2023 (U20)	2023-02-11	2023-02-11	Standard	Ehlanzeni (MEN)	5	5	5	Yes	Analysis
6	Mpumalanga Finaal 2022 (O19)	2022-08-22	2022-08-22	Rapid	Gert Sibande (MGS)	5	4	4	Yes	Analysis
7	Lydenburg Chess Club 2022 (U16)	2022-04-09	2022-04-09	Standard	Ehlanzeni (MEN)	5	5	5	Yes	Analysis
8	Bergvlam Tournament 2020 (U14)	2020-03-14	2020-03-14	Standard	Ehlanzeni (MEN)	5	4	4	Yes	Analysis
9	Chess Unlimited Leap Year Tournament 2020 (A)	2020-02-29	2020-02-29	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
10	Uplands 2020 (U14)	2020-01-25	2020-01-25	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
11	2019 South African Junior Team Championships (U14A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis
12	Ehlanzeni Open 2019 (C)	2019-07-20	2019-07-20	Standard	Ehlanzeni (MEN)	5	5	2.5	Yes	Analysis
13	De Goede Top 10 2019 (U14)	2019-07-03	2019-07-03	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis
14	Barberton Primary 2019 (U14)	2019-07-27	2019-07-27	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
15	Rob Ferreira 2019 (A)	2019-04-06	2019-04-06	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis
16	Curro Open 2019 (U14)	2019-04-12	2019-04-12	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
17	Uplands Open Age 2019 (U14)	2019-03-09	2019-03-09	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
18	Penryn Age Open 2019 (U14)	2019-02-09	2019-02-09	Standard	Ehlanzeni (MEN)	5	5	3.5	Yes	Analysis
19	Chess Unlimited Open 2019 (A)	2019-01-26	2019-01-26	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis
20	South African Junior Team Championships 2018 (U12B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
21	Nelpsruit Prestige 2018 (D)	2018-09-14	2018-09-15	Standard	Ehlanzeni (MEN)	6	6	4	Yes	Analysis
22	De Goede Top 20 Closed 2018 (U12 Open)	2018-08-18	2018-08-18	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
23	Malelane Primary 2018 (U12 Open)	2018-07-21	2018-07-21	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
24	Lowveld Open 2018 (B)	2018-07-28	2018-07-28	Standard	Ehlanzeni (MEN)	5	5	1.5	Yes	Analysis
25	Curro Age Open 2018 (U12 Open)	2018-05-12	2018-05-12	Standard	Ehlanzeni (MEN)	5	5	3.5	Yes	Analysis
26	Penryn Age Open 2018 (U12 Boys)	2018-04-21	2018-04-21	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
27	Uplands College Open (B)	2018-03-03	2018-03-03	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
28	Sabie Primary 2018 (B)	2018-03-10	2018-03-10	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
29	Rob Ferreira Hoerskool Open 2018 (B)	2018-03-17	2018-03-17	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis
30	South African Junior Team Championships 2017 (U12B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	5	3	Yes	Analysis

#	Games	Start				End
1	26	Tournament Chess Unlimited Leap Year Tournament 2020				Tournament Robbies 2023
		date 2020-02-29	rnd 5	type Standard	result 1	date 2023-05-11	rnd 3	type Standard	result 1
		Opponent Shongwe, L (Lihle)				Opponent Van Heerden, J (Joshua)
2	7	Tournament Ehlanzeni Open 2019				Tournament Barberton Primary 2019
		date 2019-07-20	rnd 4	type Standard	result 0.5	date 2019-07-27	rnd 5	type Standard	result 0.5
		Opponent Takawira, M (Matt)				Opponent Ogunjiofor, AJ (Asinobi)
3	7	Tournament Nelpsruit Prestige 2018				Tournament South African Junior Team Championships 2018
		date 2018-09-15	rnd 4	type Standard	result 1	date 2018-12-17	rnd 4	type Standard	result 0.5
		Opponent Onwusaka, L (Lucky)				Opponent Bruwer, JO (Jacobus)

#	Games	Start				End
1	22	Tournament Chess Unlimited Leap Year Tournament 2020				Tournament Robbies 2023
		date 2020-02-29	rnd 5	type Standard	result 1	date 2023-05-11	rnd 3	type Standard	result 1
		Opponent Shongwe, L (Lihle)				Opponent Van Heerden, J (Joshua)
2	7	Tournament Ehlanzeni Open 2019				Tournament Barberton Primary 2019
		date 2019-07-20	rnd 4	type Standard	result 0.5	date 2019-07-27	rnd 5	type Standard	result 0.5
		Opponent Takawira, M (Matt)				Opponent Ogunjiofor, AJ (Asinobi)
3	7	Tournament Nelpsruit Prestige 2018				Tournament South African Junior Team Championships 2018
		date 2018-09-15	rnd 4	type Standard	result 1	date 2018-12-17	rnd 4	type Standard	result 0.5
		Opponent Onwusaka, L (Lucky)				Opponent Bruwer, JO (Jacobus)

#	Games	Start				End
1	4	Tournament Mpumalanga Finaal 2022				Tournament Mpumalanga Finaal 2022
		date 2022-08-22	rnd 1	type Rapid	result 1	date 2022-08-22	rnd 5	type Rapid	result 1
		Opponent Bios, S (Shaniqua)				Opponent Van Rooyen, J (John-Pierre)

No games found.

#	Games	Start				End

#	Games	Start				End
1	26	Tournament Chess Unlimited Leap Year Tournament 2020				Tournament Robbies 2023
		date 2020-02-29	rnd 5	type Standard	result 1	date 2023-05-11	rnd 3	type Standard	result 1
		Opponent Shongwe, L (Lihle)				Opponent Van Heerden, J (Joshua)
2	7	Tournament South African Junior Team Championships 2017				Tournament Uplands College Open
		date 2018-01-06	rnd 5	type Standard	result 1	date 2018-03-03	rnd 4	type Standard	result 1
		Opponent Scheepers, L (Louis)				Opponent Van Den Ende, M (Marinus)
3	5	Tournament Sabie Primary 2018				Tournament Rob Ferreira Hoerskool Open 2018
		date 2018-03-10	rnd 2	type Standard	result 1	date 2018-03-17	rnd 1	type Standard	result 1
		Opponent Strydom, R (Reuben)				Opponent Pulikkal, K (Kevin Antony)

#	Games	Start				End
1	22	Tournament Chess Unlimited Leap Year Tournament 2020				Tournament Robbies 2023
		date 2020-02-29	rnd 5	type Standard	result 1	date 2023-05-11	rnd 3	type Standard	result 1
		Opponent Shongwe, L (Lihle)				Opponent Van Heerden, J (Joshua)
2	7	Tournament South African Junior Team Championships 2017				Tournament Uplands College Open
		date 2018-01-06	rnd 5	type Standard	result 1	date 2018-03-03	rnd 4	type Standard	result 1
		Opponent Scheepers, L (Louis)				Opponent Van Den Ende, M (Marinus)
3	5	Tournament Sabie Primary 2018				Tournament Rob Ferreira Hoerskool Open 2018
		date 2018-03-10	rnd 2	type Standard	result 1	date 2018-03-17	rnd 1	type Standard	result 1
		Opponent Strydom, R (Reuben)				Opponent Pulikkal, K (Kevin Antony)

#	Games	Start				End
1	4	Tournament Mpumalanga Finaal 2022				Tournament Mpumalanga Finaal 2022
		date 2022-08-22	rnd 1	type Rapid	result 1	date 2022-08-22	rnd 5	type Rapid	result 1
		Opponent Bios, S (Shaniqua)				Opponent Van Rooyen, J (John-Pierre)

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	Ogunjiofor ,AJ (Asinobi Jeffrey)	8	3	-106.2	8	3	-106.2	0	0	0	0	0	0
1	Ogunjiofor ,AJ (Asinobi Jeffrey)	8	1278.1	1171.8	8	1275.6	1171.8	0	0	0	0	0	0
2	Ogunjiofor ,O (Onyinye)	7	4	60.7	7	4	60.7	0	0	0	0	0	0
2	Ogunjiofor ,O (Onyinye)	7	1351.5	1412.2	7	1349.3	1412.2	0	0	0	0	0	0
3	Van Heerden ,D (Dante)	5	4.5	340	5	4.5	340	0	0	0	0	0	0
3	Van Heerden ,D (Dante)	5	1100.8	1440.8	5	1099	1440.8	0	0	0	0	0	0
4	Cooper ,N (Nathan)	4	2	0	4	2	0	0	0	0	0	0	0
4	Cooper ,N (Nathan)	4	943.9	943.9	4	941.1	943.9	0	0	0	0	0	0
5	Onwusaka ,L (Lucky)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
5	Onwusaka ,L (Lucky)	3	1088.3	1229.9	3	1095.7	1229.9	0	0	0	0	0	0
6	De Beer ,D (Dominic)	3	3	425	3	3	425	0	0	0	0	0	0
6	De Beer ,D (Dominic)	3	1188.2	1613.2	3	1184	1613.2	0	0	0	0	0	0
7	Van Heerden ,J (Joshua)	3	3	425	3	3	425	0	0	0	0	0	0
7	Van Heerden ,J (Joshua)	3	1443.1	1868.1	3	1439.3	1868.1	0	0	0	0	0	0
8	Fankomo ,G (Gugulethu)	3	3	425	3	3	425	0	0	0	0	0	0
8	Fankomo ,G (Gugulethu)	3	1144.8	1569.8	3	1139.9	1569.8	0	0	0	0	0	0
9	Wessels ,W (Willie)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
9	Wessels ,W (Willie)	3	1036	1036	3	1048.9	1036	0	0	0	0	0	0
10	Mahlangu ,A (Akani)	2	2	425	2	2	425	0	0	0	0	0	0
10	Mahlangu ,A (Akani)	2	687	1111.9	2	718.4	1111.9	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

Dube, O (Olwethu)

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