Chess South Africa Ratings Database

PLAYER PAGE

Personal

Plaatjies, R (Ronaldinho)

Chess SA id

1110191731

FIDE id

Date of birth

2011-11-16 (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

1199.2

Item	Main	Standard	Rapid	Blitz
Rating	1213.3	1220.2	1200	1200
Raw rating	1213.3	1220.2	1200	1200
Weighted rating	1186.3	1186.1	1200	1200
Weighted performance	1052.2	1053.5	0	0
Floor	713.3	720.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	162.7	161.1	165.8	165.8
Highest rating	1213.3 2025-05-05	1220.2 2025-05-05	1200 2024-10-01	1200 2024-10-01
Highest raw rating	1213.3 2025-05-05	1220.2 2025-05-05	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1213.3 2024-01-01	1220.2 2024-01-01	1200 2024-10-01	1200 2024-10-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1213.3	1220.2	1200	1200
Analysis
Rating	1213.3	1220.2	1200	1200
Raw rating	1213.3	1220.2	1200	1200
Weighted rating	1186.3	1186.1	1200
Weighted performance	1052.2	1053.5	0
K-factor	36	36	36	36
Floor	713.3	720.2	700	700
Max/Min rating change allowed	162.7	161.1	165.8	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	1213.3	1220.2	1200	1200
New weighted rating	1189.1	1189.7	1200	1200
New weighted performance	1045.4	1046.8	0	0
Temp new rating	1213.3	1220.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1213.3	1220.2	1200	1200
New K-factor	36	36	36	36
New floor	713.3	720.2	700	700

Item	Main	Standard
	0	0
	23	23
	14	14
	0	0
	0	0
	0	0
History	37	37

Games since
	Main 37	Standard 37		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Eden (WEG)
Province	Western Cape (WC)
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	3908		1117		385
Male	2952		776		257
U16	641		198		74
U16 Male	455		128		50
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	23	10	43.48	-55.4	1246.1	1190.7
Standard	23	10	43.48	-55.4	1246.1	1190.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	37	15	40.54	-80.4	1231.3	1150.9
Standard	37	15	40.54	-80.4	1231.3	1150.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1213.3	1220.2	1200	1200
2025-09-30	1213.3	1220.2	1200	1200
2025-09-01	1213.3	1220.2	1200	1200
2025-08-01	1213.3	1220.2	1200	1200
2025-07-01	1213.3	1220.2	1200	1200
2025-06-01	1213.3	1220.2	1200	1200
2025-05-01	1213.3	1220.2	1200	1200
2025-04-01	1163.8	1157.4	1200	1200
2025-03-01	1165.7	1159.6	1200	1200
2025-02-01	1166.4	1160.3	1200	1200
2025-01-01	1157.1	1149.6	1200	1200
2024-12-01	1157.1	1149.6	1200	1200
2024-11-01	1157.1	1149.6	1200	1200
2024-10-01	1157.1	1149.6	1200	1200
2024-09-01	1157.1	1149.6	1200	1200
2024-08-01	1157.1	1149.6	1200	1200
2024-07-01	1157.1	1149.6	1200	1200
2024-09-01	1157.1	1149.6	1200	1200
2024-05-01	1157.1	1149.6	1200	1200
2024-04-01	1157.1	1149.6	1200	1200
2024-03-01	1149.5	1138	1200	1200
2024-02-01	1161.5	1153.2	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	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	Eden Chess Trials 2 2025 (U16)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	9	5	Yes	Analysis
2	Hessequa Ontwikkelings Toernooi 2025 (U15 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
3	Eden Schools Chess Trials 1 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	4	0	Yes	Analysis
4	Hessequa Skole Proewe 2 2025 (U15 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	2	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	9	5	Yes	Analysis
2	Hessequa Ontwikkelings Toernooi 2025 (U15 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
3	Eden Schools Chess Trials 1 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	4	0	Yes	Analysis
4	Hessequa Skole Proewe 2 2025 (U15 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	2	Yes	Analysis
5	Eden School Chess Trials 1 2024 (U13 Boys)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	2	Yes	Analysis
6	Hessequa Skole Proewe 2 2024 (U13 Boys)	2024-02-03	2024-02-03	Standard	Eden (WEG)	5	5	2	Yes	Analysis
7	Hessequa Proewe 1 2024 (U13 Boys)	2024-01-27	2024-01-27	Standard	Eden (WEG)	5	4	1	Yes	Analysis

#	Games	Start				End
1	3	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-04-12	rnd 7	type Standard	result 1	date 2025-04-12	rnd 9	type Standard	result 1
		Opponent Pieterse, M (Michelle)				Opponent Daniels, R (Richall)
2	3	Tournament Hessequa Ontwikkelings Toernooi 2025				Tournament Hessequa Ontwikkelings Toernooi 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 4	type Standard	result 1
		Opponent Hartnick, E (Enrico)				Opponent Jonas, D (Damian)
3	2	Tournament Eden School Chess Trials 1 2024				Tournament Eden School Chess Trials 1 2024
		date 2024-03-09	rnd 4	type Standard	result 1	date 2024-03-09	rnd 5	type Standard	result 1
		Opponent Kock, K (Keagon)				Opponent Agulhus, T (Trenesh)

#	Games	Start				End
1	3	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-04-12	rnd 7	type Standard	result 1	date 2025-04-12	rnd 9	type Standard	result 1
		Opponent Pieterse, M (Michelle)				Opponent Daniels, R (Richall)
2	3	Tournament Hessequa Ontwikkelings Toernooi 2025				Tournament Hessequa Ontwikkelings Toernooi 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 4	type Standard	result 1
		Opponent Hartnick, E (Enrico)				Opponent Jonas, D (Damian)
3	2	Tournament Eden School Chess Trials 1 2024				Tournament Eden School Chess Trials 1 2024
		date 2024-03-09	rnd 4	type Standard	result 1	date 2024-03-09	rnd 5	type Standard	result 1
		Opponent Kock, K (Keagon)				Opponent Agulhus, T (Trenesh)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-04-12	rnd 7	type Standard	result 1	date 2025-04-12	rnd 9	type Standard	result 1
		Opponent Pieterse, M (Michelle)				Opponent Daniels, R (Richall)
2	3	Tournament Hessequa Ontwikkelings Toernooi 2025				Tournament Hessequa Ontwikkelings Toernooi 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 4	type Standard	result 1
		Opponent Hartnick, E (Enrico)				Opponent Jonas, D (Damian)
3	2	Tournament Eden School Chess Trials 1 2024				Tournament Eden School Chess Trials 1 2024
		date 2024-03-09	rnd 4	type Standard	result 1	date 2024-03-09	rnd 5	type Standard	result 1
		Opponent Kock, K (Keagon)				Opponent Agulhus, T (Trenesh)

#	Games	Start				End
1	3	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-04-12	rnd 7	type Standard	result 1	date 2025-04-12	rnd 9	type Standard	result 1
		Opponent Pieterse, M (Michelle)				Opponent Daniels, R (Richall)
2	3	Tournament Hessequa Ontwikkelings Toernooi 2025				Tournament Hessequa Ontwikkelings Toernooi 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 4	type Standard	result 1
		Opponent Hartnick, E (Enrico)				Opponent Jonas, D (Damian)
3	2	Tournament Eden School Chess Trials 1 2024				Tournament Eden School Chess Trials 1 2024
		date 2024-03-09	rnd 4	type Standard	result 1	date 2024-03-09	rnd 5	type Standard	result 1
		Opponent Kock, K (Keagon)				Opponent Agulhus, T (Trenesh)

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	Nomdo ,L (Luciano)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Nomdo ,L (Luciano)	2	1205.6	780.6	2	1205.6	780.6	0	0	0	0	0	0
2	Camble ,J (Jay-Lee)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Camble ,J (Jay-Lee)	2	1201.9	776.9	2	1202.2	776.9	0	0	0	0	0	0
3	Kortje ,L (Loubrey)	2	1	0	2	1	0	0	0	0	0	0	0
3	Kortje ,L (Loubrey)	2	1069.2	1069.2	2	1044	1069.2	0	0	0	0	0	0
4	Busch ,D (Devandre)	2	1	0	2	1	0	0	0	0	0	0	0
4	Busch ,D (Devandre)	2	1195	1195	2	1194	1195	0	0	0	0	0	0
5	Stuurman ,D (Dante)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Stuurman ,D (Dante)	1	1243.5	818.5	1	1253.2	818.5	0	0	0	0	0	0
6	Keteldas ,F (Ferdriano)	1	1	425	1	1	425	0	0	0	0	0	0
6	Keteldas ,F (Ferdriano)	1	1294	1719	1	1306.9	1719	0	0	0	0	0	0
7	Pieterse ,M (Michelle)	1	1	425	1	1	425	0	0	0	0	0	0
7	Pieterse ,M (Michelle)	1	1083.9	1508.9	1	1070	1508.9	0	0	0	0	0	0
8	Kortje ,B (Brintley)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Kortje ,B (Brintley)	1	1161.2	736.2	1	1158	736.2	0	0	0	0	0	0
9	Fakier ,A (Abdur-Rahmaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Fakier ,A (Abdur-Rahmaan)	1	1265	840	1	1275.9	840	0	0	0	0	0	0
10	Kannemeyer ,M (Mushaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Kannemeyer ,M (Mushaan)	1	1206.7	781.7	1	1214	781.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Plaatjies, R (Ronaldinho)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms