Chess South Africa Ratings Database

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Personal

Caraphina, J (Joao)

Chess SA id

1100119815

FIDE id

Date of birth

2010-05-28 (U16)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1386.5	1315.3	1280.8	1200
Raw rating	1386.5	1315.3	1280.8	1200
Weighted rating	1313.3	1279.3	1233	1200
Weighted performance	1026.7	929.3	0	0
Floor	886.5	815.3	780.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	127.1	140.7	147.8	165.8
Highest rating	1386.5 2025-09-01	1315.3 2025-02-01	1280.8 2025-09-01	1200 2018-10-01
Highest raw rating	1386.5 2025-09-01	1315.3 2025-02-01	1280.8 2025-09-01	1200 2024-02-01
Highest weighted rating	1304.1 2025-09-01	1269.3 2025-08-01	1227.9 2025-09-01	1200 2018-10-01
Highest weighted performance	1369.8 2025-02-01	1308.8 2019-11-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1386.5	1315.3	1280.8	1200
Analysis
Rating	1386.5	1315.3	1280.8	1200
Raw rating	1386.5	1315.3	1280.8	1200
Weighted rating	1313.3	1279.3	1233
Weighted performance	1026.7	929.3	0
K-factor	36	36	36	36
Floor	886.5	815.3	780.8	700
Max/Min rating change allowed	127.1	140.7	147.8	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	1386.5	1315.3	1280.8	1200
New weighted rating	1321.9	1283.8	1237.9	1200
New weighted performance	1026.2	928.9	0	0
Temp new rating	1386.5	1315.3	1280.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1386.5	1315.3	1280.8	1200
New K-factor	36	36	36	36
New floor	886.5	815.3	780.8	700

Item	Main	Standard	Rapid
	0	0	0
	3	0	3
	12	5	7
	10	10	0
	0	0	0
	0	0	0
History	35	25	10

Games since
	Main 15	Standard 5		Rapid 10		Blitz 0
Gender	Male
Age group	U16
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
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	3	2.5	83.33	283.3	1226.8	1510.1
Standard	0	0	0	0	0	0
Rapid	3	2.5	83.33	283.3	1226.8	1510.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	35	25.5	72.86	194.3	1241.3	1435.6
Standard	25	18	72	187	1224	1411
Rapid	10	7.5	75	212.5	1284.6	1497.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1386.5	1315.3	1280.8	1200
2025-09-01	1386.5	1315.3	1280.8	1200
2025-08-01	1369.8	1315.3	1246	1200
2025-07-01	1369.8	1315.3	1246	1200
2025-06-01	1369.8	1315.3	1246	1200
2025-05-01	1369.8	1315.3	1246	1200
2025-04-01	1369.8	1315.3	1246	1200
2025-03-01	1369.8	1315.3	1246	1200
2025-02-01	1369.8	1315.3	1246	1200
2025-01-01	1221.9	1225.2	1200	1200
2024-12-01	1221.9	1225.2	1200	1200
2024-11-01	1221.9	1225.2	1200	1200
2024-10-01	1221.9	1225.2	1200	1200
2024-09-01	1221.9	1225.2	1200	1200
2024-08-01	1221.9	1225.2	1200	1200
2024-07-01	1221.9	1225.2	1200	1200
2024-06-01	1221.9	1225.2	1200	1200
2024-08-01	1221.9	1225.2	1200	1200
2024-04-01	1221.9	1225.2	1200	1200
2024-03-01	1221.9	1225.2	1200	1200
2024-02-01	1221.9	1225.2	1200	1200
2024-01-01	1221.9	1225.2	1200	1200
2023-12-01	1221.9	1225.2	1200	1200
2023-11-01	1221.9	1225.2	1200	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	JCC - SAHETI Chess League 2025	2025-05-12	2025-06-09	Rapid	Johannesburg Metro (GJM)	5	3	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	JCC - SAHETI Chess League 2025	2025-05-12	2025-06-09	Rapid	Johannesburg Metro (GJM)	5	3	2.5	Yes	Analysis
2	JCC SAHETI High Schools League Round Robin 2024	2024-05-20	2024-06-10	Rapid	Johannesburg Metro (GJM)	7	1	1	Yes	Analysis
3	JCC SAHETI High Schools League Round Robin 2024	2024-05-20	2024-06-10	Rapid	Johannesburg Metro (GJM)	7	2	2	Yes	Analysis
4	CPH St Andrew's Rapid 2024 (A)	2024-03-30	2024-03-30	Rapid	Ekurhuleni (GE)	5	4	2	Yes	Analysis
5	JNW Open - Classic - Crawford 2024 (C)	2024-03-09	2024-03-09	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
6	Chess Power House 2023 (C)	2023-08-19	2023-08-19	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
7	GoForChess Junior Chess Championship 2023 (Senior)	2023-06-10	2023-06-10	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
8	GoForChess Junior Championships 2019 (U10)	2019-11-16	2019-11-16	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
9	GoForChess Junior Chess Championships 2019 (U10)	2019-06-09	2019-06-09	Standard	Johannesburg Metro (GJM)	5	0	0	No	Analysis
10	GoForChess SAHETI Introduction To Chess 2019 (B)	2019-04-06	2019-04-06	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis

#	Games	Start				End
1	8	Tournament CPH St Andrew's Rapid 2024				Tournament JCC - SAHETI Chess League 2025
		date 2024-03-30	rnd 4	type Rapid	result 1	date 2025-06-09	rnd 5	type Rapid	result 1
		Opponent Cai, A (Angelina)				Opponent Marcos-Zambakides, G (Gabrielle)
2	5	Tournament Chess Power House 2023				Tournament JNW Open - Classic - Crawford 2024
		date 2023-08-19	rnd 4	type Standard	result 1	date 2024-03-09	rnd 3	type Standard	result 1
		Opponent Nortje, O (Owen)				Opponent Bissett, C (Colin)
3	4	Tournament GoForChess SAHETI Introduction To Chess 2019				Tournament GoForChess Junior Championships 2019
		date 2019-04-06	rnd 3	type Standard	result 1	date 2019-11-16	rnd 1	type Standard	result 1
		Opponent Palmos, A (Alexander)				Opponent Haitas, A (Alexi)

#	Games	Start				End
1	5	Tournament Chess Power House 2023				Tournament JNW Open - Classic - Crawford 2024
		date 2023-08-19	rnd 4	type Standard	result 1	date 2024-03-09	rnd 3	type Standard	result 1
		Opponent Nortje, O (Owen)				Opponent Bissett, C (Colin)
2	4	Tournament GoForChess SAHETI Introduction To Chess 2019				Tournament GoForChess Junior Championships 2019
		date 2019-04-06	rnd 3	type Standard	result 1	date 2019-11-16	rnd 1	type Standard	result 1
		Opponent Palmos, A (Alexander)				Opponent Haitas, A (Alexi)
3	3	Tournament GoForChess Junior Championships 2019				Tournament GoForChess Junior Chess Championship 2023
		date 2019-11-16	rnd 5	type Standard	result 1	date 2023-06-10	rnd 2	type Standard	result 1
		Opponent Kontonis, K (Konstantinos)				Opponent Van Rheede Van Oudtshoorn, J (Joshua)

#	Games	Start				End
1	8	Tournament CPH St Andrew's Rapid 2024				Tournament JCC - SAHETI Chess League 2025
		date 2024-03-30	rnd 4	type Rapid	result 1	date 2025-06-09	rnd 5	type Rapid	result 1
		Opponent Cai, A (Angelina)				Opponent Marcos-Zambakides, G (Gabrielle)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament CPH St Andrew's Rapid 2024				Tournament JCC SAHETI High Schools League Round Robin 2024
		date 2024-03-30	rnd 4	type Rapid	result 1	date 2024-06-10	rnd 7	type Rapid	result 1
		Opponent Cai, A (Angelina)				Opponent Greenblatt, E (Eitan)
2	5	Tournament Chess Power House 2023				Tournament JNW Open - Classic - Crawford 2024
		date 2023-08-19	rnd 4	type Standard	result 1	date 2024-03-09	rnd 3	type Standard	result 1
		Opponent Nortje, O (Owen)				Opponent Bissett, C (Colin)
3	4	Tournament GoForChess SAHETI Introduction To Chess 2019				Tournament GoForChess Junior Championships 2019
		date 2019-04-06	rnd 3	type Standard	result 1	date 2019-11-16	rnd 1	type Standard	result 1
		Opponent Palmos, A (Alexander)				Opponent Haitas, A (Alexi)

#	Games	Start				End
1	5	Tournament Chess Power House 2023				Tournament JNW Open - Classic - Crawford 2024
		date 2023-08-19	rnd 4	type Standard	result 1	date 2024-03-09	rnd 3	type Standard	result 1
		Opponent Nortje, O (Owen)				Opponent Bissett, C (Colin)
2	4	Tournament GoForChess SAHETI Introduction To Chess 2019				Tournament GoForChess Junior Championships 2019
		date 2019-04-06	rnd 3	type Standard	result 1	date 2019-11-16	rnd 1	type Standard	result 1
		Opponent Palmos, A (Alexander)				Opponent Haitas, A (Alexi)
3	3	Tournament GoForChess Junior Championships 2019				Tournament GoForChess Junior Chess Championship 2023
		date 2019-11-16	rnd 5	type Standard	result 1	date 2023-06-10	rnd 2	type Standard	result 1
		Opponent Kontonis, K (Konstantinos)				Opponent Van Rheede Van Oudtshoorn, J (Joshua)

#	Games	Start				End
1	5	Tournament CPH St Andrew's Rapid 2024				Tournament JCC SAHETI High Schools League Round Robin 2024
		date 2024-03-30	rnd 4	type Rapid	result 1	date 2024-06-10	rnd 7	type Rapid	result 1
		Opponent Cai, A (Angelina)				Opponent Greenblatt, E (Eitan)
2	2	Tournament JCC - SAHETI Chess League 2025				Tournament JCC - SAHETI Chess League 2025
		date 2025-06-02	rnd 4	type Rapid	result 1	date 2025-06-09	rnd 5	type Rapid	result 1
		Opponent Mandelberg, M (Moshe)				Opponent Marcos-Zambakides, G (Gabrielle)

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	Zhang ,L (Leonard)	2	1	0	2	1	0	0	0	0	0	0	0
1	Zhang ,L (Leonard)	2	1284.7	1284.7	2	1282.2	1284.7	0	0	0	0	0	0
2	Erasmus ,M (Max)	1	1	425	1	1	425	0	0	0	0	0	0
2	Erasmus ,M (Max)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Kontonis ,K (Konstantinos)	1	1	425	1	1	425	0	0	0	0	0	0
3	Kontonis ,K (Konstantinos)	1	1208.6	1633.6	1	1210.8	1633.6	0	0	0	0	0	0
4	Ferreira ,D (Daniela)	1	1	425	1	1	425	0	0	0	0	0	0
4	Ferreira ,D (Daniela)	1	1223.6	1648.6	1	1218.6	1648.6	0	0	0	0	0	0
5	Zhang ,W (Wenbo)	1	1	425	1	1	425	0	0	0	0	0	0
5	Zhang ,W (Wenbo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Haitas ,A (Alexi)	1	1	425	1	1	425	0	0	0	0	0	0
6	Haitas ,A (Alexi)	1	1215.1	1640.1	1	1218.2	1640.1	0	0	0	0	0	0
7	Mann ,I (Iowan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mann ,I (Iowan)	1	1370.2	945.2	1	1376.8	945.2	0	0	0	0	0	0
8	Martins ,C (Christopher)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Martins ,C (Christopher)	1	1231.7	806.7	1	1241.3	806.7	0	0	0	0	0	0
9	Kgotse ,T (Thoriso)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Kgotse ,T (Thoriso)	1	1149.1	724.1	1	1140.2	724.1	0	0	0	0	0	0
10	Nortje ,O (Owen)	1	1	425	1	1	425	0	0	0	0	0	0
10	Nortje ,O (Owen)	1	1200.5	1625.5	1	1182.7	1625.5	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

Caraphina, J (Joao)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms