Chess South Africa Ratings Database

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Personal

Joseph, W (William)

Chess SA id

1110108531

FIDE id

Date of birth

2011-08-17 (U16)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1396.9

Item	Main	Standard	Rapid	Blitz
Rating	1416.1	1428.8	1147.6	1200
Raw rating	1416.1	1428.8	1147.6	1200
Weighted rating	1395	1401.3	1147.6	1200
Weighted performance	1308.9	1312.9	0	0
Floor	948.4	983.2	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	121.9	119.7	178.7	165.8
Highest rating	1458.6 2023-02-01	1498 2023-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1448.4 2023-03-01	1483.2 2023-03-01	1200 2020-01-01	1200 2024-02-01
Highest weighted rating	1448.4 2023-08-01	1483.2 2023-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1458.6 2023-02-01	1498 2023-02-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1416.1	1428.8	1147.6	1200
Analysis
Rating	1416.1	1428.8	1147.6	1200
Raw rating	1416.1	1428.8	1147.6	1200
Weighted rating	1395	1401.3	1147.6
Weighted performance	1308.9	1312.9	0
K-factor	32	32	36	36
Floor	948.4	983.2	700	700
Max/Min rating change allowed	121.9	119.7	178.7	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	1416.1	1428.8	1147.6	1200
New weighted rating	1397.3	1404.3	1147.6	1200
New weighted performance	1308.4	1312.4	0	0
Temp new rating	1416.1	1428.8	1147.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1416.1	1428.8	1147.6	1200
New K-factor	32	32	36	36
New floor	948.4	983.2	700	700

Item	Main	Standard	Rapid
	0	0	0
	26	26	0
	29	29	0
	30	30	0
	25	20	5
	4	0	4
History	173	164	9

Games since
	Main 55	Standard 55		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1999		602		158
Male	1664		482		127
U16	293		94		25
U16 Male	231		70		19
Standard
	RSA		Province		Region
Overall	1762		467		134
Male	1466		370		107
U16	255		76		24
U16 Male	205		60		20
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	26	17.5	67.31	147.1	1296.1	1443.2
Standard	26	17.5	67.31	147.1	1296.1	1443.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	173	102	58.96	76.2	1266.5	1342.7
Standard	164	98	59.76	82.9	1265.4	1348.3
Rapid	9	4	44.44	-47.2	1287.7	1240.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1416.1	1428.8	1147.6	1200
2025-09-01	1416.1	1428.8	1147.6	1200
2025-08-01	1416.1	1428.8	1147.6	1200
2025-07-01	1416.1	1428.8	1147.6	1200
2025-06-01	1416.1	1428.8	1147.6	1200
2025-05-01	1416.1	1428.8	1147.6	1200
2025-04-01	1378.3	1379.7	1147.6	1200
2025-03-01	1417.5	1425.4	1147.6	1200
2025-02-01	1393.8	1397.6	1147.6	1200
2025-01-01	1369.7	1369.6	1147.6	1200
2024-12-01	1369.7	1369.6	1147.6	1200
2024-11-01	1369.7	1369.6	1147.6	1200
2024-10-01	1369.7	1369.6	1147.6	1200
2024-09-01	1369.7	1369.6	1147.6	1200
2024-08-01	1366.8	1365.8	1147.6	1200
2024-07-01	1366.8	1365.8	1147.6	1200
2024-06-01	1366.8	1365.8	1147.6	1200
2024-08-01	1366.8	1365.8	1147.6	1200
2024-04-01	1377.2	1377	1147.6	1200
2024-03-01	1406.9	1413.8	1147.6	1200
2024-02-01	1397.1	1404.8	1147.6	1200
2024-01-01	1370.8	1373.8	1147.6	1200
2023-12-01	1370.8	1373.8	1147.6	1200
2023-11-01	1370.8	1373.8	1147.6	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	Eden Chess Trials 2 2025 (U16)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	8	5.5	Yes	Analysis
2	Hessequa Ontwikkelings Toernooi 2025 (U15 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	4	3	Yes	Analysis
3	Eden Schools Chess Trials 1 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	2	Yes	Analysis
4	Hessequa Skole Proewe 2 2025 (U15 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	4	Yes	Analysis
5	Hessequa Skole Skaak 2025 (O15 Seuns)	2025-01-25	2025-01-25	Standard	Eden (WEG)	5	4	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Eden Chess Trials 2 2025 (U16)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	8	5.5	Yes	Analysis
2	Hessequa Ontwikkelings Toernooi 2025 (U15 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	4	3	Yes	Analysis
3	Eden Schools Chess Trials 1 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	2	Yes	Analysis
4	Hessequa Skole Proewe 2 2025 (U15 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	4	Yes	Analysis
5	Hessequa Skole Skaak 2025 (O15 Seuns)	2025-01-25	2025-01-25	Standard	Eden (WEG)	5	4	3	Yes	Analysis
6	Eden Top Schools 2024 (U13 Open)	2024-08-17	2024-08-17	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
7	Eden Chess Trials 2 2024 (U14)	2024-04-13	2024-04-20	Standard	Eden (WEG)	10	9	5	Yes	Analysis
8	Eden School Chess Trials 1 2024 (U13 Boys)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
9	Hessequa Skole Proewe 2 2024 (U13 Boys)	2024-02-03	2024-02-03	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
10	Hessequa Proewe 1 2024 (U13 Boys)	2024-01-27	2024-01-27	Standard	Eden (WEG)	5	5	4	Yes	Analysis
11	Eden Top Schools 2023 (U13 Mix)	2023-08-19	2023-08-19	Standard	Eden (WEG)	5	5	1	Yes	Analysis
12	Eden Trials 2+3 2023 (U14)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	10	5	Yes	Analysis
13	Eden Trails 1 2023 (U13 Boys)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	5	3	Yes	Analysis
14	Hessequa Proewe 2 2023 (O13 Seuns)	2023-02-11	2023-02-11	Standard	Eden (WEG)	5	5	4	Yes	Analysis
15	Hessequa Proewe 1 2023 (O13 Seuns)	2023-01-28	2023-01-28	Standard	Eden (WEG)	5	5	5	Yes	Analysis
16	Hessequa Ontwikkeling 2022 (Laerskole)	2022-10-22	2022-10-22	Rapid	Eden (WEG)	5	5	3	Yes	Analysis
17	Eden Topskole 2022 (O11 Ope)	2022-08-13	2022-08-13	Standard	Eden (WEG)	5	4	3	Yes	Analysis
18	Western Cape Schools 2022 (U11 Boys)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
19	Eden Proewe 2 2022 (O11 Seuns)	2022-04-09	2022-04-09	Standard	Eden (WEG)	5	5	5	Yes	Analysis
20	Eden Proewe 1 2022 (O11 Seuns)	2022-03-12	2022-03-12	Standard	Eden (WEG)	5	5	2	Yes	Analysis
21	Eden Proewe 2021 (O11 Seuns)	2021-10-15	2021-10-15	Rapid	Eden (WEG)	5	4	1	Yes	Analysis
22	Eden Schools Closed Trials 1 2020 (U9 Boys)	2020-03-07	2020-03-07	Standard	Eden (WEG)	5	5	4	Yes	Analysis
23	Hessequa Skaak Proewe 2 2020 (O9 Seuns)	2020-02-22	2020-02-22	Standard	Eden (WEG)	5	5	3	Yes	Analysis
24	Hessequa Skaak Proewe 1 2020 (O9 Seuns)	2020-02-01	2020-02-01	Standard	Eden (WEG)	5	5	4	Yes	Analysis
25	Hessequa Ontwikkelings Toernooi 2019 (B)	2019-11-01	2019-11-01	Standard	Eden (WEG)	6	6	4	Yes	Analysis
26	Eden Top Schools 2019 (U9)	2019-07-20	2019-07-20	Standard	Eden (WEG)	5	4	1	Yes	Analysis
27	Eden Trials 3 2019 (U10 Open)	2019-05-11	2019-05-11	Standard	Eden (WEG)	5	5	2	Yes	Analysis
28	Western Cape Schools Individuals 2019 (U9 Boys)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	2	Yes	Analysis
29	Eden Trials 2 2019 (U10 Open)	2019-04-13	2019-04-13	Standard	Eden (WEG)	5	4	1.5	Yes	Analysis
30	Eden Trials 1 2019 (U10 Open)	2019-03-02	2019-03-02	Standard	Eden (WEG)	5	5	2	Yes	Analysis
31	Hessequa Proewe 3 2019 (O10)	2019-02-23	2019-02-23	Standard	Eden (WEG)	5	5	3	Yes	Analysis
32	Hessequa Proewe 2 2019 (O10)	2019-02-16	2019-02-16	Standard	Eden (WEG)	5	4	2.5	Yes	Analysis
33	Hessequa Proewe 1 2019 (O10)	2019-01-26	2019-01-26	Standard	Eden (WEG)	5	5	2	Yes	Analysis

#	Games	Start				End
1	8	Tournament Hessequa Proewe 1 2023				Tournament Hessequa Proewe 2 2023
		date 2023-01-28	rnd 1	type Standard	result 1	date 2023-02-11	rnd 3	type Standard	result 1
		Opponent Hoogbaard, D (Deagon)				Opponent Adams, D (Deon)
2	7	Tournament Eden Proewe 2 2022				Tournament Western Cape Schools 2022
		date 2022-04-09	rnd 1	type Standard	result 1	date 2022-05-28	rnd 2	type Standard	result 1
		Opponent Johnson, K (Kayden)				Opponent Viljoen, P (Pieter)
3	6	Tournament Hessequa Skaak Proewe 1 2020				Tournament Hessequa Skaak Proewe 2 2020
		date 2020-02-01	rnd 3	type Standard	result 1	date 2020-02-22	rnd 3	type Standard	result 1
		Opponent Roberts, I (Iwan)				Opponent Abrahams, C (Codey)

#	Games	Start				End
1	9	Tournament Eden Topskole 2022				Tournament Hessequa Proewe 2 2023
		date 2022-08-13	rnd 5	type Standard	result 1	date 2023-02-11	rnd 3	type Standard	result 1
		Opponent Moses, D (Domonique)				Opponent Adams, D (Deon)
2	7	Tournament Eden Proewe 2 2022				Tournament Western Cape Schools 2022
		date 2022-04-09	rnd 1	type Standard	result 1	date 2022-05-28	rnd 2	type Standard	result 1
		Opponent Johnson, K (Kayden)				Opponent Viljoen, P (Pieter)
3	6	Tournament Hessequa Skaak Proewe 1 2020				Tournament Hessequa Skaak Proewe 2 2020
		date 2020-02-01	rnd 3	type Standard	result 1	date 2020-02-22	rnd 3	type Standard	result 1
		Opponent Roberts, I (Iwan)				Opponent Abrahams, C (Codey)

#	Games	Start				End
1	3	Tournament Hessequa Ontwikkeling 2022				Tournament Hessequa Ontwikkeling 2022
		date 2022-10-22	rnd 1	type Rapid	result 1	date 2022-10-22	rnd 3	type Rapid	result 1
		Opponent Farland, A (Aquila)				Opponent Adams, D (Deon)
2	1	Tournament Eden Proewe 2021				Tournament Eden Proewe 2021
		date 2021-10-15	rnd 2	type Rapid	result 1	date 2021-10-15	rnd 2	type Rapid	result 1
		Opponent Daries, T (Tyreez)				Opponent Daries, T (Tyreez)

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament Hessequa Proewe 1 2023				Tournament Hessequa Proewe 2 2023
		date 2023-01-28	rnd 1	type Standard	result 1	date 2023-02-11	rnd 3	type Standard	result 1
		Opponent Hoogbaard, D (Deagon)				Opponent Adams, D (Deon)
2	7	Tournament Eden Proewe 2 2022				Tournament Western Cape Schools 2022
		date 2022-04-09	rnd 1	type Standard	result 1	date 2022-05-28	rnd 2	type Standard	result 1
		Opponent Johnson, K (Kayden)				Opponent Viljoen, P (Pieter)
3	6	Tournament Hessequa Skaak Proewe 1 2020				Tournament Hessequa Skaak Proewe 2 2020
		date 2020-02-01	rnd 3	type Standard	result 1	date 2020-02-22	rnd 3	type Standard	result 1
		Opponent Roberts, I (Iwan)				Opponent Abrahams, C (Codey)

#	Games	Start				End
1	9	Tournament Eden Topskole 2022				Tournament Hessequa Proewe 2 2023
		date 2022-08-13	rnd 5	type Standard	result 1	date 2023-02-11	rnd 3	type Standard	result 1
		Opponent Moses, D (Domonique)				Opponent Adams, D (Deon)
2	7	Tournament Eden Proewe 2 2022				Tournament Western Cape Schools 2022
		date 2022-04-09	rnd 1	type Standard	result 1	date 2022-05-28	rnd 2	type Standard	result 1
		Opponent Johnson, K (Kayden)				Opponent Viljoen, P (Pieter)
3	6	Tournament Hessequa Skaak Proewe 1 2020				Tournament Hessequa Skaak Proewe 2 2020
		date 2020-02-01	rnd 3	type Standard	result 1	date 2020-02-22	rnd 3	type Standard	result 1
		Opponent Roberts, I (Iwan)				Opponent Abrahams, C (Codey)

#	Games	Start				End
1	3	Tournament Hessequa Ontwikkeling 2022				Tournament Hessequa Ontwikkeling 2022
		date 2022-10-22	rnd 1	type Rapid	result 1	date 2022-10-22	rnd 3	type Rapid	result 1
		Opponent Farland, A (Aquila)				Opponent Adams, D (Deon)
2	1	Tournament Eden Proewe 2021				Tournament Eden Proewe 2021
		date 2021-10-15	rnd 2	type Rapid	result 1	date 2021-10-15	rnd 2	type Rapid	result 1
		Opponent Daries, T (Tyreez)				Opponent Daries, T (Tyreez)

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	Daries ,T (Tyreez)	7	5	182.1	6	4	141.7	1	1	425	0	0	0
1	Daries ,T (Tyreez)	7	1278.9	1461.1	6	1282.4	1420.6	1	1200	1703.9	0	0	0
2	Roberts ,I (Iwan)	5	2	-85	5	2	-85	0	0	0	0	0	0
2	Roberts ,I (Iwan)	5	1338.2	1253.2	5	1353.6	1253.2	0	0	0	0	0	0
3	Jakobs ,J (Juan-Pierre)	5	4	255	5	4	255	0	0	0	0	0	0
3	Jakobs ,J (Juan-Pierre)	5	1234.9	1489.9	5	1228.9	1489.9	0	0	0	0	0	0
4	Prins ,R (Reinhart)	5	0	-425	4	0	-425	1	0	-425	0	0	0
4	Prins ,R (Reinhart)	5	1473.1	1048.1	4	1468.3	1048.1	1	1280.4	1048.1	0	0	0
5	Odendaal ,L (Ludwig)	4	0	-425	4	0	-425	0	0	0	0	0	0
5	Odendaal ,L (Ludwig)	4	1317.7	892.7	4	1316	892.7	0	0	0	0	0	0
6	Coleman ,A (Anthony)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
6	Coleman ,A (Anthony)	3	1615.4	1473.7	3	1613.2	1473.7	0	0	0	0	0	0
7	Stephanus ,E (Earl)	3	0	-425	3	0	-425	0	0	0	0	0	0
7	Stephanus ,E (Earl)	3	1393.3	968.3	3	1386.6	968.3	0	0	0	0	0	0
8	Prins ,A (Adrian)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
8	Prins ,A (Adrian)	3	1195.8	1337.5	3	1194.3	1337.5	0	0	0	0	0	0
9	Manho ,M (Matthew)	3	0	-425	3	0	-425	0	0	0	0	0	0
9	Manho ,M (Matthew)	3	1264.3	839.3	3	1292.2	839.3	0	0	0	0	0	0
10	Sebyboe ,T (Timothy)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
10	Sebyboe ,T (Timothy)	3	1243.2	1384.8	3	1223.9	1384.8	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

Joseph, W (William)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms