Chess South Africa Ratings Database

PLAYER PAGE

Personal

Joseph, R (Raphael)

Chess SA id

1150147348

FIDE id

Date of birth

2015-08-03 (U12)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1138	1200	1102.4	1200
Raw rating	1137.7	1200	1102.4	1200
Weighted rating	1138	1200	1096.4	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	181.2	165.8	190.6	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2024-02-01	1200 2019-12-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2024-02-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0	0	0	0
New rating	1137.9	1200	1102.4	1200
Analysis
Rating	1138	1200	1102.4	1200
Raw rating	1137.7	1200	1102.4	1200
Weighted rating	1138	1200	1096.4
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	181.2	165.8	190.6	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	1137.7	1200	1102.4	1200
New weighted rating	1137.9	1200	1097	1200
New weighted performance	0	0	0	0
Temp new rating	1137.9	1200	1102.4	1200
Temp new rating +/-	-0	0	0	0
Final new rating +/-	-0	0	0	0
New rating	1137.9	1200	1102.4	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Rapid
	0	0
	10	10
	0	0
	0	0
	5	5
	0	0
History	15	15

Games since
	Main 10	Standard 0		Rapid 10		Blitz 0
Gender	Male
Age group	U12
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	10	4	40	-85	1193.8	1108.8
Standard	0	0	0	0	0	0
Rapid	10	4	40	-85	1193.8	1108.8
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	15	4	26.67	-198.3	1188.4	990
Standard	0	0	0	0	0	0
Rapid	15	4	26.67	-198.3	1188.4	990
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1137.7	1200	1102.4	1200
2025-09-30	1137.7	1200	1102.4	1200
2025-09-01	1137.7	1200	1102.4	1200
2025-08-01	1137.7	1200	1102.4	1200
2025-07-01	1138.1	1200	1098.6	1200
2025-06-01	1137.9	1200	1098.6	1200
2025-05-01	1138.1	1200	1092.8	1200
2025-04-01	1138.1	1200	1092.8	1200
2025-03-01	1138.1	1200	1092.8	1200
2025-02-01	1138.1	1200	1092.8	1200
2025-01-01	1138.1	1200	1092.8	1200
2024-12-01	1138.1	1200	1092.8	1200
2024-11-01	1138.1	1200	1092.8	1200
2024-10-01	1138.1	1200	1092.8	1200
2024-09-01	1138.1	1200	1092.8	1200
2024-08-01	1138.1	1200	1092.8	1200
2024-07-01	1138.1	1200	1092.8	1200
2024-09-01	1138.1	1200	1092.8	1200
2024-05-01	1138.1	1200	1092.8	1200
2024-04-01	1138.1	1200	1092.8	1200
2024-03-01	1138.1	1200	1092.8	1200
2024-02-01	1138.1	1200	1092.8	1200
2024-01-01	1138.1	1200	1092.8	1200
2023-12-01	1138.1	1200	1092.8	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	Upper West Coast Top Schools 2025 (U11)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
2	Brenton Cupido West Coast Development Championship 2025 (U11 Boys)	2025-05-24	2025-05-24	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
3	Upper West Coast Presrige 2025 (U11 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	0	0	No	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Upper West Coast Top Schools 2025 (U11)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
2	Brenton Cupido West Coast Development Championship 2025 (U11 Boys)	2025-05-24	2025-05-24	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
3	Upper West Coast Presrige 2025 (U11 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	0	0	No	Analysis
4	West Coast Schools Chess Grand Challenge 2022 (PS Development)	2022-10-29	2022-10-29	Rapid	West Coast (WCU)	5	5	0	Yes	Analysis

#	Games	Start				End
1	1	Tournament Upper West Coast Top Schools 2025				Tournament Upper West Coast Top Schools 2025
		date 2025-06-14	rnd 4	type Rapid	result 1	date 2025-06-14	rnd 4	type Rapid	result 1
		Opponent Hermans, J (Joel)				Opponent Hermans, J (Joel)
2	1	Tournament Upper West Coast Top Schools 2025				Tournament Upper West Coast Top Schools 2025
		date 2025-06-14	rnd 2	type Rapid	result 1	date 2025-06-14	rnd 2	type Rapid	result 1
		Opponent Van Rhyn, S (Shani-Lee)				Opponent Van Rhyn, S (Shani-Lee)
3	1	Tournament Brenton Cupido West Coast Development Championship 2025				Tournament Brenton Cupido West Coast Development Championship 2025
		date 2025-05-24	rnd 5	type Rapid	result 1	date 2025-05-24	rnd 5	type Rapid	result 1
		Opponent Prins, G (Givhano)				Opponent Prins, G (Givhano)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Upper West Coast Top Schools 2025				Tournament Upper West Coast Top Schools 2025
		date 2025-06-14	rnd 4	type Rapid	result 1	date 2025-06-14	rnd 4	type Rapid	result 1
		Opponent Hermans, J (Joel)				Opponent Hermans, J (Joel)
2	1	Tournament Upper West Coast Top Schools 2025				Tournament Upper West Coast Top Schools 2025
		date 2025-06-14	rnd 2	type Rapid	result 1	date 2025-06-14	rnd 2	type Rapid	result 1
		Opponent Van Rhyn, S (Shani-Lee)				Opponent Van Rhyn, S (Shani-Lee)
3	1	Tournament Brenton Cupido West Coast Development Championship 2025				Tournament Brenton Cupido West Coast Development Championship 2025
		date 2025-05-24	rnd 5	type Rapid	result 1	date 2025-05-24	rnd 5	type Rapid	result 1
		Opponent Prins, G (Givhano)				Opponent Prins, G (Givhano)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Upper West Coast Top Schools 2025				Tournament Upper West Coast Top Schools 2025
		date 2025-06-14	rnd 4	type Rapid	result 1	date 2025-06-14	rnd 4	type Rapid	result 1
		Opponent Hermans, J (Joel)				Opponent Hermans, J (Joel)
2	1	Tournament Upper West Coast Top Schools 2025				Tournament Upper West Coast Top Schools 2025
		date 2025-06-14	rnd 2	type Rapid	result 1	date 2025-06-14	rnd 2	type Rapid	result 1
		Opponent Van Rhyn, S (Shani-Lee)				Opponent Van Rhyn, S (Shani-Lee)
3	1	Tournament Brenton Cupido West Coast Development Championship 2025				Tournament Brenton Cupido West Coast Development Championship 2025
		date 2025-05-24	rnd 5	type Rapid	result 1	date 2025-05-24	rnd 5	type Rapid	result 1
		Opponent Prins, G (Givhano)				Opponent Prins, G (Givhano)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Upper West Coast Top Schools 2025				Tournament Upper West Coast Top Schools 2025
		date 2025-06-14	rnd 4	type Rapid	result 1	date 2025-06-14	rnd 4	type Rapid	result 1
		Opponent Hermans, J (Joel)				Opponent Hermans, J (Joel)
2	1	Tournament Upper West Coast Top Schools 2025				Tournament Upper West Coast Top Schools 2025
		date 2025-06-14	rnd 2	type Rapid	result 1	date 2025-06-14	rnd 2	type Rapid	result 1
		Opponent Van Rhyn, S (Shani-Lee)				Opponent Van Rhyn, S (Shani-Lee)
3	1	Tournament Brenton Cupido West Coast Development Championship 2025				Tournament Brenton Cupido West Coast Development Championship 2025
		date 2025-05-24	rnd 5	type Rapid	result 1	date 2025-05-24	rnd 5	type Rapid	result 1
		Opponent Prins, G (Givhano)				Opponent Prins, G (Givhano)

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	Hermans ,J (Joel)	2	1	0	0	0	0	2	1	0	0	0	0
1	Hermans ,J (Joel)	2	1201.6	1201.6	0	0	0	2	1204.8	1201.6	0	0	0
2	Van Rhyn ,S (Shani-Lee)	1	1	425	0	0	0	1	1	425	0	0	0
2	Van Rhyn ,S (Shani-Lee)	1	1128.1	1553.1	0	0	0	1	1091	1553.1	0	0	0
3	Prins ,G (Givhano)	1	1	425	0	0	0	1	1	425	0	0	0
3	Prins ,G (Givhano)	1	1199.5	1624.5	0	0	0	1	1199.2	1624.5	0	0	0
4	Sawayer ,L (Luke)	1	0	-425	0	0	0	1	0	-425	0	0	0
4	Sawayer ,L (Luke)	1	1135.7	710.7	0	0	0	1	1072.4	710.7	0	0	0
5	Skippers ,J (Jamie-Lee)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Skippers ,J (Jamie-Lee)	1	1160.3	735.3	0	0	0	1	1173.8	735.3	0	0	0
6	Bester ,N (Neyma)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Bester ,N (Neyma)	1	1208.9	783.9	0	0	0	1	1226.4	783.9	0	0	0
7	Sacco ,A (Ansley)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Sacco ,A (Ansley)	1	1189	764	0	0	0	1	1181.2	764	0	0	0
8	Witbooi ,A (Austin)	1	1	425	0	0	0	1	1	425	0	0	0
8	Witbooi ,A (Austin)	1	1199.8	1624.8	0	0	0	1	1199.7	1624.8	0	0	0
9	Joseph ,G (Granville)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Joseph ,G (Granville)	1	1260.7	835.7	0	0	0	1	1308.9	835.7	0	0	0
10	Mokwena ,N (Nontsomi)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Mokwena ,N (Nontsomi)	1	1135.7	710.7	0	0	0	1	1088.4	710.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Joseph, R (Raphael)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms