Chess South Africa Ratings Database

PLAYER PAGE

Personal

Oosthuizen, J (Jaques)

Chess SA id

175029029

FIDE id

Date of birth

1975-12-07 (Adult)

Gender

Male

Region

Ehlanzeni (MEN)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-13

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1274.7	1196.3	1169.4	1186.4
Raw rating	1274.7	1196.3	1169.4	1186.4
Weighted rating	1171.3	1131.8	1108.3	1135
Weighted performance	1239.8	1184.9	0	0
Floor	774.7	696.3	669.4	686.4
K-factor	36	40	40	40
Min/Max rating change allowed	149.1	166.7	173.2	169
Highest rating	1274.7 2025-11-01	1242 2024-07-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1274.7 2025-11-01	1196.3 2025-11-01	1169.4 2025-07-01	1186.4 2025-04-01
Highest weighted rating	1273.7 2024-11-01	1182.4 2024-11-01	1088 2025-08-01	1114.5 2025-08-01
Highest weighted performance	1273.7 2025-07-01	1242 2024-07-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1274.7	1196.3	1169.4	1186.4
Analysis
Rating	1274.7	1196.3	1169.4	1186.4
Raw rating	1274.7	1196.3	1169.4	1186.4
Weighted rating	1171.3	1131.8	1108.3
Weighted performance	1239.8	1184.9	0
K-factor	36	40	40	40
Floor	774.7	696.3	669.4	686.4
Max/Min rating change allowed	149.1	166.7	173.2	169
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	1274.7	1196.3	1169.4	1186.4
New weighted rating	1182.4	1138.4	1114.4	1141
New weighted performance	1232.3	1177.7	0	0
Temp new rating	1274.7	1196.3	1169.4	1186.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1274.7	1196.3	1169.4	1186.4
New K-factor	36	40	40	40
New floor	774.7	696.3	669.4	686.4

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	33	19	7	7
	5	5	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	59	45	7	7

Games since
	Main 38	Standard 24		Rapid 7		Blitz 7
Gender	Male
Age group	Adult
Region	Ehlanzeni (MEN)
Province	Mpumalanga (MP)
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	33	15	45.45	-38.6	1423.2	1384.6
Standard	19	6.5	34.21	-134.2	1393.7	1259.5
Rapid	7	4	57.14	60.7	1448.9	1509.6
Blitz	7	4.5	64.29	121.4	1477.8	1599.2
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	38	17	44.74	-44.7	1410.6	1365.8
Standard	24	8.5	35.42	-124	1379.8	1255.8
Rapid	7	4	57.14	60.7	1448.9	1509.6
Blitz	7	4.5	64.29	121.4	1477.8	1599.2

Date	Main	Standard	Rapid	Blitz
2025-11-01	1274.7	1196.3	1169.4	1186.4
2025-09-30	1260.4	1157.9	1169.4	1186.4
2025-09-01	1260.4	1157.9	1169.4	1186.4
2025-08-01	1260.4	1157.9	1169.4	1186.4
2025-07-01	1273.7	1149.7	1169.4	1186.4
2025-06-01	1165.8	1149.7	1072.9	1186.4
2025-05-01	1195.4	1182.4	1072.9	1186.4
2025-04-01	1140.5	1108.1	1072.9	1186.4
2025-03-01	1104.5	1108.1	1072.9	1072.9
2025-02-01	1104.5	1108.1	1072.9	1072.9
2025-01-01	1104.5	1108.1	1072.9	1072.9
2024-12-01	1104.5	1108.1	1072.9	1072.9
2024-11-01	1104.5	1108.1	1072.9	1072.9
2024-10-01	1104.5	1108.1	1072.9	1072.9
2024-09-01	1104.5	1108.1	1072.9	1072.9
2024-08-01	1104.5	1108.1	1072.9	1072.9
2024-07-01	1072.9	1072.9	1072.9	1072.9
2024-09-01	1072.9	1072.9	1072.9	1072.9
2024-05-01	1072.9	1072.9	1072.9	1072.9
2024-04-01	1072.9	1072.9	1072.9	1072.9
2024-03-01	1072.9	1072.9	1072.9	1072.9
2024-02-01	1072.9	1072.9	1072.9	1072.9
2024-01-01	1072.9	1072.9	1072.9	1072.9
2023-12-01	1072.9	1072.9	1072.9	1072.9

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	TRAC Mbombela 3rd Annual Tournament 2025 (Open)	2025-09-13	2025-09-13	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis
2	Mbombela Chess Tournament 2025 (Open)	2025-07-19	2025-07-19	Standard	Ehlanzeni (MEN)	5	5	1.5	Yes	Analysis
3	Kolano Monthly Rapid Open 2025	2025-06-07	2025-06-07	Rapid	Ehlanzeni (MEN)	7	7	4	Yes	Analysis
4	Curro Open Chess Tournament 2025 (Open)	2025-05-10	2025-05-10	Standard	Ehlanzeni (MEN)	5	4	0	Yes	Analysis
5	Mpumalanga Open Chess Championship 2025 (B)	2025-04-19	2025-04-19	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
6	Blitz at Rocomamas (Chess@theMall) By Kolano 2025 (Open)	2025-03-15	2025-03-15	Blitz	Ehlanzeni (MEN)	7	7	4.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	TRAC Mbombela 3rd Annual Tournament 2025 (Open)	2025-09-13	2025-09-13	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis
2	Mbombela Chess Tournament 2025 (Open)	2025-07-19	2025-07-19	Standard	Ehlanzeni (MEN)	5	5	1.5	Yes	Analysis
3	Kolano Monthly Rapid Open 2025	2025-06-07	2025-06-07	Rapid	Ehlanzeni (MEN)	7	7	4	Yes	Analysis
4	Curro Open Chess Tournament 2025 (Open)	2025-05-10	2025-05-10	Standard	Ehlanzeni (MEN)	5	4	0	Yes	Analysis
5	Mpumalanga Open Chess Championship 2025 (B)	2025-04-19	2025-04-19	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
6	Blitz at Rocomamas (Chess@theMall) By Kolano 2025 (Open)	2025-03-15	2025-03-15	Blitz	Ehlanzeni (MEN)	7	7	4.5	Yes	Analysis
7	Uplands Chess Tournament 2024 (Open)	2024-07-27	2024-07-27	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament Uplands Chess Tournament 2024				Tournament Blitz at Rocomamas (Chess@theMall) By Kolano 2025
		date 2024-07-27	rnd 5	type Standard	result 1	date 2025-03-15	rnd 3	type Blitz	result 1
		Opponent Ricardo, F (Fabila)				Opponent Sibanyoni, RE (Ruphas)
2	2	Tournament TRAC Mbombela 3rd Annual Tournament 2025				Tournament TRAC Mbombela 3rd Annual Tournament 2025
		date 2025-09-13	rnd 2	type Standard	result 1	date 2025-09-13	rnd 3	type Standard	result 1
		Opponent Khoza, H (Hanyani)				Opponent Sithole, J (Jacob)
3	2	Tournament Kolano Monthly Rapid Open 2025				Tournament Kolano Monthly Rapid Open 2025
		date 2025-06-07	rnd 5	type Rapid	result 1	date 2025-06-07	rnd 6	type Rapid	result 1
		Opponent Shube, S (Sizwe Wayne)				Opponent Sebake, DF (Dirobela)

#	Games	Start				End
1	2	Tournament Mpumalanga Open Chess Championship 2025				Tournament Mpumalanga Open Chess Championship 2025
		date 2025-04-19	rnd 3	type Standard	result 1	date 2025-04-19	rnd 4	type Standard	result 1
		Opponent Vilavathu, V (Vaiga)				Opponent Nkosi, S (Sanele)
2	2	Tournament Uplands Chess Tournament 2024				Tournament Mpumalanga Open Chess Championship 2025
		date 2024-07-27	rnd 5	type Standard	result 1	date 2025-04-19	rnd 1	type Standard	result 1
		Opponent Ricardo, F (Fabila)				Opponent Nyambi, R (Rhandzu)
3	1	Tournament Mbombela Chess Tournament 2025				Tournament Mbombela Chess Tournament 2025
		date 2025-07-19	rnd 5	type Standard	result 0.5	date 2025-07-19	rnd 5	type Standard	result 0.5
		Opponent Shabangu, T (Thabo)				Opponent Shabangu, T (Thabo)

#	Games	Start				End
1	2	Tournament Kolano Monthly Rapid Open 2025				Tournament Kolano Monthly Rapid Open 2025
		date 2025-06-07	rnd 5	type Rapid	result 1	date 2025-06-07	rnd 6	type Rapid	result 1
		Opponent Shube, S (Sizwe Wayne)				Opponent Sebake, DF (Dirobela)
2	2	Tournament Kolano Monthly Rapid Open 2025				Tournament Kolano Monthly Rapid Open 2025
		date 2025-06-07	rnd 2	type Rapid	result 1	date 2025-06-07	rnd 3	type Rapid	result 1
		Opponent Simelane, O (Owethu)				Opponent Bhila, E (Eddie)

#	Games	Start				End
1	3	Tournament Blitz at Rocomamas (Chess@theMall) By Kolano 2025				Tournament Blitz at Rocomamas (Chess@theMall) By Kolano 2025
		date 2025-03-15	rnd 1	type Blitz	result 0.5	date 2025-03-15	rnd 3	type Blitz	result 1
		Opponent Ndimande, N (Nqobani)				Opponent Sibanyoni, RE (Ruphas)
2	1	Tournament Blitz at Rocomamas (Chess@theMall) By Kolano 2025				Tournament Blitz at Rocomamas (Chess@theMall) By Kolano 2025
		date 2025-03-15	rnd 7	type Blitz	result 1	date 2025-03-15	rnd 7	type Blitz	result 1
		Opponent Mokwena, B (Banele)				Opponent Mokwena, B (Banele)
3	1	Tournament Blitz at Rocomamas (Chess@theMall) By Kolano 2025				Tournament Blitz at Rocomamas (Chess@theMall) By Kolano 2025
		date 2025-03-15	rnd 5	type Blitz	result 1	date 2025-03-15	rnd 5	type Blitz	result 1
		Opponent Bhila, E (Eddie)				Opponent Bhila, E (Eddie)

#	Games	Start				End
1	2	Tournament Kolano Monthly Rapid Open 2025				Tournament Kolano Monthly Rapid Open 2025
		date 2025-06-07	rnd 5	type Rapid	result 1	date 2025-06-07	rnd 6	type Rapid	result 1
		Opponent Shube, S (Sizwe Wayne)				Opponent Sebake, DF (Dirobela)
2	2	Tournament Kolano Monthly Rapid Open 2025				Tournament Kolano Monthly Rapid Open 2025
		date 2025-06-07	rnd 2	type Rapid	result 1	date 2025-06-07	rnd 3	type Rapid	result 1
		Opponent Simelane, O (Owethu)				Opponent Bhila, E (Eddie)
3	2	Tournament Mpumalanga Open Chess Championship 2025				Tournament Mpumalanga Open Chess Championship 2025
		date 2025-04-19	rnd 3	type Standard	result 1	date 2025-04-19	rnd 4	type Standard	result 1
		Opponent Vilavathu, V (Vaiga)				Opponent Nkosi, S (Sanele)

#	Games	Start				End
1	2	Tournament Mpumalanga Open Chess Championship 2025				Tournament Mpumalanga Open Chess Championship 2025
		date 2025-04-19	rnd 3	type Standard	result 1	date 2025-04-19	rnd 4	type Standard	result 1
		Opponent Vilavathu, V (Vaiga)				Opponent Nkosi, S (Sanele)
2	2	Tournament Uplands Chess Tournament 2024				Tournament Mpumalanga Open Chess Championship 2025
		date 2024-07-27	rnd 5	type Standard	result 1	date 2025-04-19	rnd 1	type Standard	result 1
		Opponent Ricardo, F (Fabila)				Opponent Nyambi, R (Rhandzu)
3	1	Tournament Mbombela Chess Tournament 2025				Tournament Mbombela Chess Tournament 2025
		date 2025-07-19	rnd 2	type Standard	result 1	date 2025-07-19	rnd 2	type Standard	result 1
		Opponent Mxhego, Z (Zwelithini)				Opponent Mxhego, Z (Zwelithini)

#	Games	Start				End
1	2	Tournament Kolano Monthly Rapid Open 2025				Tournament Kolano Monthly Rapid Open 2025
		date 2025-06-07	rnd 5	type Rapid	result 1	date 2025-06-07	rnd 6	type Rapid	result 1
		Opponent Shube, S (Sizwe Wayne)				Opponent Sebake, DF (Dirobela)
2	2	Tournament Kolano Monthly Rapid Open 2025				Tournament Kolano Monthly Rapid Open 2025
		date 2025-06-07	rnd 2	type Rapid	result 1	date 2025-06-07	rnd 3	type Rapid	result 1
		Opponent Simelane, O (Owethu)				Opponent Bhila, E (Eddie)

#	Games	Start				End
1	2	Tournament Blitz at Rocomamas (Chess@theMall) By Kolano 2025				Tournament Blitz at Rocomamas (Chess@theMall) By Kolano 2025
		date 2025-03-15	rnd 2	type Blitz	result 1	date 2025-03-15	rnd 3	type Blitz	result 1
		Opponent Mhlaba, J (Judah)				Opponent Sibanyoni, RE (Ruphas)
2	1	Tournament Blitz at Rocomamas (Chess@theMall) By Kolano 2025				Tournament Blitz at Rocomamas (Chess@theMall) By Kolano 2025
		date 2025-03-15	rnd 7	type Blitz	result 1	date 2025-03-15	rnd 7	type Blitz	result 1
		Opponent Mokwena, B (Banele)				Opponent Mokwena, B (Banele)
3	1	Tournament Blitz at Rocomamas (Chess@theMall) By Kolano 2025				Tournament Blitz at Rocomamas (Chess@theMall) By Kolano 2025
		date 2025-03-15	rnd 5	type Blitz	result 1	date 2025-03-15	rnd 5	type Blitz	result 1
		Opponent Bhila, E (Eddie)				Opponent Bhila, E (Eddie)

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	Mnisi ,MA (Mfanuzile Abednego)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Mnisi ,MA (Mfanuzile Abednego)	3	1491.9	1066.9	3	1488.3	1066.9	0	0	0	0	0	0
2	Tholo ,P (Phumuza)	2	0	-425	1	0	-425	1	0	-425	0	0	0
2	Tholo ,P (Phumuza)	2	1562.8	1137.8	1	1501.2	1137.8	1	1413.6	1137.8	0	0	0
3	Dhludhlu ,SC (Seuntjie)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Dhludhlu ,SC (Seuntjie)	2	1630.2	1205.2	1	1614.5	1205.2	1	1300	1205.2	0	0	0
4	Sebake ,DF (Dirobela)	2	1	0	1	0	-425	1	1	425	0	0	0
4	Sebake ,DF (Dirobela)	2	1242.5	1242.5	1	1249.7	817.5	1	1076	1667.5	0	0	0
5	Ndimande ,N (Nqobani)	2	0.5	-212.5	1	0	-425	0	0	0	1	0.5	0
5	Ndimande ,N (Nqobani)	2	1470.1	1257.6	1	1401.7	1045.1	0	0	0	1	1140.1	1470.1
6	Nkambule ,M (Muzi)	2	0	-425	1	0	-425	0	0	0	1	0	-425
6	Nkambule ,M (Muzi)	2	1645.2	1220.2	1	1622.2	1220.2	0	0	0	1	1200	1220.2
7	Phiri ,A (Allie)	2	0	-425	0	0	0	1	0	-425	1	0	-425
7	Phiri ,A (Allie)	2	1694.2	1269.2	0	0	0	1	1464.6	1269.2	1	1504.3	1269.2
8	Bhila ,E (Eddie)	2	2	425	0	0	0	1	1	425	1	1	425
8	Bhila ,E (Eddie)	2	1635.5	2060.5	0	0	0	1	1489.5	2060.5	1	1537.6	2060.5
9	Vilavathu ,V (Vaiga)	1	1	425	1	1	425	0	0	0	0	0	0
9	Vilavathu ,V (Vaiga)	1	1376.4	1801.4	1	1362.5	1801.4	0	0	0	0	0	0
10	Lukhele ,S (Snethemba)	1	1	425	1	1	425	0	0	0	0	0	0
10	Lukhele ,S (Snethemba)	1	1200	1625	1	1200	1625	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

Oosthuizen, J (Jaques)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms