Chess South Africa Ratings Database

PLAYER PAGE

Personal

Williams, J (Johnadino)

Chess SA id

102055822

FIDE id

Date of birth

2002-09-18 (Adult)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-02-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1047.5	1045.9	784.8	784.8
Raw rating	1047.5	1045.9	784.8	784.8
Weighted rating	1047.5	1045.9	784.8	784.8
Weighted performance	165.6	165.2	0	0
Floor	547.5	545.9	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	206.1	206.5	299.6	299.6
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1047.5 2024-02-01	1045.9 2024-02-01	784.8 2024-02-01	784.8 2024-02-01
Highest weighted rating	1047.5 2024-11-01	1045.9 2024-11-01	784.8 2024-11-01	784.8 2024-11-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1047.5	1045.9	784.8	784.8
Analysis
Rating	1047.5	1045.9	784.8	784.8
Raw rating	1047.5	1045.9	784.8	784.8
Weighted rating	1047.5	1045.9	784.8
Weighted performance	165.6	165.2	0
K-factor	40	40	40	40
Floor	547.5	545.9	500	500
Max/Min rating change allowed	206.1	206.5	299.6	299.6
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	1047.5	1045.9	784.8	784.8
New weighted rating	1047.5	1045.9	784.8	784.8
New weighted performance	165.2	164.9	0	0
Temp new rating	1047.5	1045.9	784.8	784.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1047.5	1045.9	784.8	784.8
New K-factor	40	40	40	40
New floor	547.5	545.9	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	53	53

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Eden (WEG)
Province	Western Cape (WC)
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	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	29	13	44.83	-44	1031.5	987.5
Standard	29	13	44.83	-44	1031.5	987.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1047.5	1045.9	784.8	784.8
2025-09-01	1047.5	1045.9	784.8	784.8
2025-08-01	1047.5	1045.9	784.8	784.8
2025-07-01	1047.5	1045.9	784.8	784.8
2025-06-01	1047.5	1045.9	784.8	784.8
2025-05-01	1047.5	1045.9	784.8	784.8
2025-04-01	1047.5	1045.9	784.8	784.8
2025-03-01	1047.5	1045.9	784.8	784.8
2025-02-01	1047.5	1045.9	784.8	784.8
2025-01-01	1047.5	1045.9	784.8	784.8
2024-12-01	1047.5	1045.9	784.8	784.8
2024-11-01	1047.5	1045.9	784.8	784.8
2024-10-01	1047.5	1045.9	784.8	784.8
2024-09-01	1047.5	1045.9	784.8	784.8
2024-08-01	1047.5	1045.9	784.8	784.8
2024-07-01	1047.5	1045.9	784.8	784.8
2024-06-01	1047.5	1045.9	784.8	784.8
2024-08-01	1047.5	1045.9	784.8	784.8
2024-04-01	1047.5	1045.9	784.8	784.8
2024-03-01	1047.5	1045.9	784.8	784.8
2024-02-01	1047.5	1045.9	784.8	784.8
2024-01-01	1047.5	1045.9	784.8	784.8
2023-12-01	1047.5	1045.9	784.8	784.8
2023-11-01	1047.5	1045.9	784.8	784.8

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	Oudtshoorn Trials 3 2019 (U18)	2019-02-16	2019-02-16	Standard	Eden (WEG)	5	5	4	Yes	Analysis
2	Oudtshoorn Trials 2 2019 (U18)	2019-02-09	2019-02-09	Standard	Eden (WEG)	5	4	1	Yes	Analysis
3	Oudtshoorn Trials 1 2019 (U18)	2019-01-19	2019-01-19	Standard	Eden (WEG)	5	5	2	Yes	Analysis
4	EDENSC Closed 3 2018 (U18 Open)	2018-05-12	2018-05-12	Standard	Eden (WEG)	5	5	2	Yes	Analysis
5	EDENSC Closed 2 2018 (U18 (Open)	2018-04-14	2018-04-14	Standard	Eden (WEG)	5	5	2	Yes	Analysis
6	EDENSC Closed 1 2018 (U18)	2018-03-10	2018-03-10	Standard	Eden (WEG)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Oudtshoorn Trials 3 2019				Tournament Oudtshoorn Trials 3 2019
		date 2019-02-16	rnd 3	type Standard	result 1	date 2019-02-16	rnd 5	type Standard	result 1
		Opponent Makwasa, R (Ricardo)				Opponent Booysen, A (Ashwin)
2	3	Tournament Oudtshoorn Trials 1 2019				Tournament Oudtshoorn Trials 1 2019
		date 2019-01-19	rnd 1	type Standard	result 1	date 2019-01-19	rnd 3	type Standard	result 0.5
		Opponent Jordaan, J (Jared)				Opponent Makwasa, R (Ricardo)
3	2	Tournament EDENSC Closed 3 2018				Tournament EDENSC Closed 3 2018
		date 2018-05-12	rnd 2	type Standard	result 1	date 2018-05-12	rnd 3	type Standard	result 1
		Opponent Koopman, J (Jaydim)				Opponent Nyirenda, V (Vitumbiko)

#	Games	Start				End
1	3	Tournament Oudtshoorn Trials 3 2019				Tournament Oudtshoorn Trials 3 2019
		date 2019-02-16	rnd 3	type Standard	result 1	date 2019-02-16	rnd 5	type Standard	result 1
		Opponent Makwasa, R (Ricardo)				Opponent Booysen, A (Ashwin)
2	3	Tournament Oudtshoorn Trials 1 2019				Tournament Oudtshoorn Trials 1 2019
		date 2019-01-19	rnd 1	type Standard	result 1	date 2019-01-19	rnd 3	type Standard	result 0.5
		Opponent Jordaan, J (Jared)				Opponent Makwasa, R (Ricardo)
3	2	Tournament EDENSC Closed 3 2018				Tournament EDENSC Closed 3 2018
		date 2018-05-12	rnd 2	type Standard	result 1	date 2018-05-12	rnd 3	type Standard	result 1
		Opponent Koopman, J (Jaydim)				Opponent Nyirenda, V (Vitumbiko)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Oudtshoorn Trials 3 2019				Tournament Oudtshoorn Trials 3 2019
		date 2019-02-16	rnd 3	type Standard	result 1	date 2019-02-16	rnd 5	type Standard	result 1
		Opponent Makwasa, R (Ricardo)				Opponent Booysen, A (Ashwin)
2	2	Tournament EDENSC Closed 3 2018				Tournament EDENSC Closed 3 2018
		date 2018-05-12	rnd 2	type Standard	result 1	date 2018-05-12	rnd 3	type Standard	result 1
		Opponent Koopman, J (Jaydim)				Opponent Nyirenda, V (Vitumbiko)
3	2	Tournament EDENSC Closed 2 2018				Tournament EDENSC Closed 2 2018
		date 2018-04-14	rnd 4	type Standard	result 1	date 2018-04-14	rnd 5	type Standard	result 1
		Opponent Mguzulwa, E (Esona)				Opponent Carolus, L (Leigh)

#	Games	Start				End
1	3	Tournament Oudtshoorn Trials 3 2019				Tournament Oudtshoorn Trials 3 2019
		date 2019-02-16	rnd 3	type Standard	result 1	date 2019-02-16	rnd 5	type Standard	result 1
		Opponent Makwasa, R (Ricardo)				Opponent Booysen, A (Ashwin)
2	2	Tournament EDENSC Closed 3 2018				Tournament EDENSC Closed 3 2018
		date 2018-05-12	rnd 2	type Standard	result 1	date 2018-05-12	rnd 3	type Standard	result 1
		Opponent Koopman, J (Jaydim)				Opponent Nyirenda, V (Vitumbiko)
3	2	Tournament EDENSC Closed 2 2018				Tournament EDENSC Closed 2 2018
		date 2018-04-14	rnd 4	type Standard	result 1	date 2018-04-14	rnd 5	type Standard	result 1
		Opponent Mguzulwa, E (Esona)				Opponent Carolus, L (Leigh)

No games found.

#	Games	Start				End

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	October ,J (Juvaan)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	October ,J (Juvaan)	2	711.1	286.1	2	732.8	286.1	0	0	0	0	0	0
2	Jafta ,M (Meghail)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Jafta ,M (Meghail)	2	1202	777	2	1203.4	777	0	0	0	0	0	0
3	Coetzer ,S (Stefan)	2	1	0	2	1	0	0	0	0	0	0	0
3	Coetzer ,S (Stefan)	2	1135.8	1135.8	2	1122.6	1135.8	0	0	0	0	0	0
4	Van Aswegen ,H (Herano)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
4	Van Aswegen ,H (Herano)	2	1176.1	963.6	2	1174.7	963.6	0	0	0	0	0	0
5	Makwasa ,R (Ricardo)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
5	Makwasa ,R (Ricardo)	2	1174.2	1386.8	2	1169	1386.8	0	0	0	0	0	0
6	Booysen ,O (Orin)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Booysen ,O (Orin)	1	993.8	568.8	1	956.4	568.8	0	0	0	0	0	0
7	Carolus ,L (Leigh)	1	1	425	1	1	425	0	0	0	0	0	0
7	Carolus ,L (Leigh)	1	525.5	950.5	1	527.2	950.5	0	0	0	0	0	0
8	Mguzulwa ,E (Esona)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mguzulwa ,E (Esona)	1	805	1230	1	802.4	1230	0	0	0	0	0	0
9	Barrett ,S (Sean)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Barrett ,S (Sean)	1	1343.1	918.1	1	1339.5	918.1	0	0	0	0	0	0
10	Rhode ,J (Jadrique)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Rhode ,J (Jadrique)	1	1143.6	718.6	1	1141.9	718.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Williams, J (Johnadino)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms