Chess South Africa Ratings Database

PLAYER PAGE

Personal

Joseph, A (Amaru)

Chess SA id

109093557

FIDE id

Date of birth

2009-05-27 (U18)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-07-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1348.7	1281.1	1357.5	1200
Raw rating	1348.7	1281.1	1357.5	1200
Weighted rating	1348.7	1281.1	1357.5	1200
Weighted performance	816.8	0	0	0
Floor	848.7	781.1	857.5	700
K-factor	36	36	36	36
Min/Max rating change allowed	134.2	147.7	132.5	165.8
Highest rating	1388.7 2022-07-01	1326.3 2020-02-01	1357.5 2024-06-01	1200 2018-10-01
Highest raw rating	1348.7 2024-02-01	1281.1 2024-02-01	1357.5 2024-02-01	1200 2024-02-01
Highest weighted rating	1348.7 2024-07-01	1281.1 2024-07-01	1357.5 2024-06-01	1200 2018-10-01
Highest weighted performance	1388.7 2022-07-01	1326.3 2020-02-01	1295.7 2022-06-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1348.7	1281.1	1357.5	1200
Analysis
Rating	1348.7	1281.1	1357.5	1200
Raw rating	1348.7	1281.1	1357.5	1200
Weighted rating	1348.7	1281.1	1357.5
Weighted performance	816.8	0	0
K-factor	36	36	36	36
Floor	848.7	781.1	857.5	700
Max/Min rating change allowed	134.2	147.7	132.5	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	1348.7	1281.1	1357.5	1200
New weighted rating	1348.7	1281.1	1357.5	1200
New weighted performance	815.3	0	0	0
Temp new rating	1348.7	1281.1	1357.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1348.7	1281.1	1357.5	1200
New K-factor	36	36	36	36
New floor	848.7	781.1	857.5	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	21	16	5
	10	0	10
History	51	26	25

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	47	31.5	67.02	144.7	1224	1368.6
Standard	22	14	63.64	115.9	1223	1338.9
Rapid	25	17.5	70	170	1224.8	1394.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1348.7	1281.1	1357.5	1200
2025-09-01	1348.7	1281.1	1357.5	1200
2025-08-01	1348.7	1281.1	1357.5	1200
2025-07-01	1348.7	1281.1	1357.5	1200
2025-06-01	1348.7	1281.1	1357.5	1200
2025-05-01	1348.7	1281.1	1357.5	1200
2025-04-01	1348.7	1281.1	1357.5	1200
2025-03-01	1348.7	1281.1	1357.5	1200
2025-02-01	1348.7	1281.1	1357.5	1200
2025-01-01	1348.7	1281.1	1357.5	1200
2024-12-01	1348.7	1281.1	1357.5	1200
2024-11-01	1348.7	1281.1	1357.5	1200
2024-10-01	1348.7	1281.1	1357.5	1200
2024-09-01	1348.7	1281.1	1357.5	1200
2024-08-01	1348.7	1281.1	1357.5	1200
2024-07-01	1348.7	1281.1	1357.5	1200
2024-06-01	1348.7	1281.1	1357.5	1200
2024-08-01	1348.7	1281.1	1357.5	1200
2024-04-01	1348.7	1281.1	1357.5	1200
2024-03-01	1348.7	1281.1	1357.5	1200
2024-02-01	1348.7	1281.1	1357.5	1200
2024-01-01	1348.7	1281.1	1357.5	1200
2023-12-01	1348.7	1281.1	1357.5	1200
2023-11-01	1348.7	1281.1	1357.5	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	Pedro Booyse Top Schools 2022 (U13 Open)	2022-07-23	2022-07-23	Standard	West Coast (WCU)	5	4	3	Yes	Analysis
2	Bo-Weskus Top Skole 2022 (O13)	2022-06-11	2022-06-11	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis
3	Western Cape Schools 2022 (U13 Boys)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
4	West Coast Schools Prestige 2022 (U13 Boys)	2022-02-19	2022-02-19	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
5	West Coast Primary Schools Prestige 2021 (U13 Boys)	2021-09-18	2021-09-18	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
6	Bo-Weskus Skole Skaak Prestige 2021 (O13 Seuns)	2021-05-08	2021-05-08	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
7	West Coast Schools Prestige 2020 (U11 Boys)	2020-03-07	2020-03-07	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
8	Bo-Weskus Skole Prestige 2020 (O11 Seuns)	2020-02-15	2020-02-15	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
9	Bo-Weskus Skole Skaak Prestige 2019 (O11 Seuns)	2019-02-16	2019-02-16	Rapid	West Coast (WCU)	7	5	2.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament Bo-Weskus Top Skole 2022				Tournament Bo-Weskus Top Skole 2022
		date 2022-06-11	rnd 1	type Rapid	result 1	date 2022-06-11	rnd 5	type Rapid	result 1
		Opponent Phillips, T (Troy)				Opponent Van Staden, L (Laurenzia)
2	3	Tournament Pedro Booyse Top Schools 2022				Tournament Pedro Booyse Top Schools 2022
		date 2022-07-23	rnd 2	type Standard	result 1	date 2022-07-23	rnd 5	type Standard	result 1
		Opponent Schroeder, L (Liam)				Opponent Drennen, L (Liam)
3	3	Tournament Bo-Weskus Skole Skaak Prestige 2021				Tournament West Coast Primary Schools Prestige 2021
		date 2021-05-08	rnd 4	type Rapid	result 1	date 2021-09-18	rnd 1	type Rapid	result 1
		Opponent Oncke, T (Troy)				Opponent Boks, M (Marquin)

#	Games	Start				End
1	3	Tournament Pedro Booyse Top Schools 2022				Tournament Pedro Booyse Top Schools 2022
		date 2022-07-23	rnd 2	type Standard	result 1	date 2022-07-23	rnd 5	type Standard	result 1
		Opponent Schroeder, L (Liam)				Opponent Drennen, L (Liam)
2	3	Tournament Bo-Weskus Skole Prestige 2020				Tournament Bo-Weskus Skole Prestige 2020
		date 2020-02-15	rnd 1	type Standard	result 1	date 2020-02-15	rnd 3	type Standard	result 1
		Opponent Kriegler, R (Reily)				Opponent Shoshola, D (Diego)
3	2	Tournament Western Cape Schools 2022				Tournament Western Cape Schools 2022
		date 2022-05-28	rnd 4	type Standard	result 1	date 2022-05-29	rnd 5	type Standard	result 1
		Opponent Berend, J (Jenini-Yo)				Opponent Don, K (Kyle)

#	Games	Start				End
1	6	Tournament West Coast Primary Schools Prestige 2021				Tournament Bo-Weskus Top Skole 2022
		date 2021-09-18	rnd 5	type Rapid	result 1	date 2022-06-11	rnd 5	type Rapid	result 1
		Opponent Rhodes, X (Xion)				Opponent Van Staden, L (Laurenzia)
2	3	Tournament Bo-Weskus Skole Skaak Prestige 2021				Tournament West Coast Primary Schools Prestige 2021
		date 2021-05-08	rnd 4	type Rapid	result 1	date 2021-09-18	rnd 1	type Rapid	result 1
		Opponent Oncke, T (Troy)				Opponent Boks, M (Marquin)
3	3	Tournament West Coast Schools Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-03-07	rnd 2	type Rapid	result 1	date 2020-03-07	rnd 4	type Rapid	result 1
		Opponent Makatees, H (Haywill)				Opponent Saal, F (Fabian)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Bo-Weskus Top Skole 2022				Tournament Bo-Weskus Top Skole 2022
		date 2022-06-11	rnd 1	type Rapid	result 1	date 2022-06-11	rnd 5	type Rapid	result 1
		Opponent Phillips, T (Troy)				Opponent Van Staden, L (Laurenzia)
2	3	Tournament Pedro Booyse Top Schools 2022				Tournament Pedro Booyse Top Schools 2022
		date 2022-07-23	rnd 2	type Standard	result 1	date 2022-07-23	rnd 5	type Standard	result 1
		Opponent Schroeder, L (Liam)				Opponent Drennen, L (Liam)
3	3	Tournament Bo-Weskus Skole Skaak Prestige 2021				Tournament West Coast Primary Schools Prestige 2021
		date 2021-05-08	rnd 4	type Rapid	result 1	date 2021-09-18	rnd 1	type Rapid	result 1
		Opponent Oncke, T (Troy)				Opponent Boks, M (Marquin)

#	Games	Start				End
1	3	Tournament Pedro Booyse Top Schools 2022				Tournament Pedro Booyse Top Schools 2022
		date 2022-07-23	rnd 2	type Standard	result 1	date 2022-07-23	rnd 5	type Standard	result 1
		Opponent Schroeder, L (Liam)				Opponent Drennen, L (Liam)
2	3	Tournament Bo-Weskus Skole Prestige 2020				Tournament Bo-Weskus Skole Prestige 2020
		date 2020-02-15	rnd 1	type Standard	result 1	date 2020-02-15	rnd 3	type Standard	result 1
		Opponent Kriegler, R (Reily)				Opponent Shoshola, D (Diego)
3	2	Tournament Western Cape Schools 2022				Tournament Western Cape Schools 2022
		date 2022-05-28	rnd 4	type Standard	result 1	date 2022-05-29	rnd 5	type Standard	result 1
		Opponent Berend, J (Jenini-Yo)				Opponent Don, K (Kyle)

#	Games	Start				End
1	6	Tournament West Coast Primary Schools Prestige 2021				Tournament Bo-Weskus Top Skole 2022
		date 2021-09-18	rnd 5	type Rapid	result 1	date 2022-06-11	rnd 5	type Rapid	result 1
		Opponent Rhodes, X (Xion)				Opponent Van Staden, L (Laurenzia)
2	3	Tournament Bo-Weskus Skole Skaak Prestige 2021				Tournament West Coast Primary Schools Prestige 2021
		date 2021-05-08	rnd 4	type Rapid	result 1	date 2021-09-18	rnd 1	type Rapid	result 1
		Opponent Oncke, T (Troy)				Opponent Boks, M (Marquin)
3	3	Tournament West Coast Schools Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-03-07	rnd 2	type Rapid	result 1	date 2020-03-07	rnd 4	type Rapid	result 1
		Opponent Makatees, H (Haywill)				Opponent Saal, F (Fabian)

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	Oncke ,T (Troy)	3	2	141.7	1	1	425	2	1	0	0	0	0
1	Oncke ,T (Troy)	3	1173.6	1315.3	1	1123.2	1598.6	2	1229.2	1173.6	0	0	0
2	Koopman ,T (Tyler)	2	1	0	2	1	0	0	0	0	0	0	0
2	Koopman ,T (Tyler)	2	968.8	968.8	2	925.2	968.8	0	0	0	0	0	0
3	Saal ,F (Fabian)	2	1	0	1	0	-425	1	1	425	0	0	0
3	Saal ,F (Fabian)	2	1314.2	1314.2	1	1274.9	889.2	1	1240	1739.2	0	0	0
4	Schroeder ,L (Liam)	2	1	0	1	1	425	1	0	-425	0	0	0
4	Schroeder ,L (Liam)	2	1458	1458	1	1430.5	1883	1	1416	1033	0	0	0
5	Kameel ,L (Lindon)	2	0	-425	1	0	-425	1	0	-425	0	0	0
5	Kameel ,L (Lindon)	2	1345.8	920.8	1	1293.2	920.8	1	1291.9	920.8	0	0	0
6	Boks ,M (Marquin)	2	1.5	212.5	0	0	0	2	1.5	212.5	0	0	0
6	Boks ,M (Marquin)	2	1209.2	1421.7	0	0	0	2	1210.4	1421.7	0	0	0
7	Berend ,J (Jenini-Yo)	1	1	425	1	1	425	0	0	0	0	0	0
7	Berend ,J (Jenini-Yo)	1	1304	1729	1	1318.3	1729	0	0	0	0	0	0
8	Hector ,C (Cairo)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Hector ,C (Cairo)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Claassen ,M (Mervin)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Claassen ,M (Mervin)	1	1428.9	1003.9	1	1442.9	1003.9	0	0	0	0	0	0
10	Philander ,A (Alex)	1	1	425	1	1	425	0	0	0	0	0	0
10	Philander ,A (Alex)	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

Joseph, A (Amaru)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms