Chess South Africa Ratings Database

PLAYER PAGE

Personal

Diedericks, R (Riquelme)

Chess SA id

1090324990

FIDE id

Date of birth

2009-04-23 (U18)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1188.3	1187.1	1196.9	1200
Raw rating	1125.6	1117.9	1180.4	1200
Weighted rating	1188.3	1187.1	1196.9	1200
Weighted performance	0	0	0	0
Floor	699.9	699.9	699.9	700
K-factor	40	40	40	40
Min/Max rating change allowed	184.4	186.4	170.5	165.8
Highest rating	1199.9 2025-08-10	1199.9 2025-08-10	1199.9 2025-08-10	1199.9 2025-08-10
Highest raw rating	1199.9 2025-08-10	1199.9 2025-08-10	1199.9 2025-08-10	1199.9 2025-08-10
Highest weighted rating	1199.9 2025-08-10	1199.9 2025-08-10	1199.9 2025-08-10	1199.9 2025-08-10
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-5.5	-6	-1.4	0
New rating	1182.9	1181.1	1195.5	1200
Analysis
Rating	1188.3	1187.1	1196.9	1200
Raw rating	1125.6	1117.9	1180.4	1200
Weighted rating	1188.3	1187.1	1196.9
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	699.9	699.9	699.9	700
Max/Min rating change allowed	184.4	186.4	170.5	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	1125.6	1117.9	1180.4	1200
New weighted rating	1182.9	1181.1	1195.5	1200
New weighted performance	0	0	0	0
Temp new rating	1182.9	1181.1	1195.5	1200
Temp new rating +/-	-5.5	-6	-1.4	0
Final new rating +/-	-5.5	-6	-1.4	0
New rating	1182.9	1181.1	1195.5	1200
New K-factor	40	40	40	36
New floor	699.9	699.9	699.9	700

Item	Main	Standard	Rapid
	0	0	0
	9	4	5
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	9	4	5

Games since
	Main 9	Standard 4		Rapid 5		Blitz 0
Gender	Male
Age group	U18
Region	Cape Town (WCT)
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	9	2	22.22	-236.1	1197.5	961.4
Standard	4	0	0	-425	1194.2	769.2
Rapid	5	2	40	-85	1200.2	1115.2
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	9	2	22.22	-236.1	1197.5	961.4
Standard	4	0	0	-425	1194.2	769.2
Rapid	5	2	40	-85	1200.2	1115.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1125.6	1117.9	1180.4	1200
2025-09-01	1125.6	1117.9	1180.4	1200
2025-08-01	1200	1200	1200	1200
2025-07-01	1200	1200	1200	1200
2025-06-01	1200	1200	1200	1200
2025-05-01	1200	1200	1200	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	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	Kraaifontein Schools Rapid Chess Tournament 2025 (Intermediate Boys)	2025-08-09	2025-08-09	Rapid	Cape Town (WCT)	5	5	2	Yes	Analysis
2	CT Metro District East Top Schools Chess 2025 (U17)	2025-08-02	2025-08-03	Standard	Cape Town (WCT)	5	4	0	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Kraaifontein Schools Rapid Chess Tournament 2025 (Intermediate Boys)	2025-08-09	2025-08-09	Rapid	Cape Town (WCT)	5	5	2	Yes	Analysis
2	CT Metro District East Top Schools Chess 2025 (U17)	2025-08-02	2025-08-03	Standard	Cape Town (WCT)	5	4	0	Yes	Analysis

#	Games	Start				End
1	1	Tournament Kraaifontein Schools Rapid Chess Tournament 2025				Tournament Kraaifontein Schools Rapid Chess Tournament 2025
		date 2025-08-09	rnd 5	type Rapid	result 1	date 2025-08-09	rnd 5	type Rapid	result 1
		Opponent Mnqini, S (Simamkele)				Opponent Mnqini, S (Simamkele)
2	1	Tournament Kraaifontein Schools Rapid Chess Tournament 2025				Tournament Kraaifontein Schools Rapid Chess Tournament 2025
		date 2025-08-09	rnd 3	type Rapid	result 1	date 2025-08-09	rnd 3	type Rapid	result 1
		Opponent Farah, A (Abdi)				Opponent Farah, A (Abdi)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Kraaifontein Schools Rapid Chess Tournament 2025				Tournament Kraaifontein Schools Rapid Chess Tournament 2025
		date 2025-08-09	rnd 5	type Rapid	result 1	date 2025-08-09	rnd 5	type Rapid	result 1
		Opponent Mnqini, S (Simamkele)				Opponent Mnqini, S (Simamkele)
2	1	Tournament Kraaifontein Schools Rapid Chess Tournament 2025				Tournament Kraaifontein Schools Rapid Chess Tournament 2025
		date 2025-08-09	rnd 3	type Rapid	result 1	date 2025-08-09	rnd 3	type Rapid	result 1
		Opponent Farah, A (Abdi)				Opponent Farah, A (Abdi)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Kraaifontein Schools Rapid Chess Tournament 2025				Tournament Kraaifontein Schools Rapid Chess Tournament 2025
		date 2025-08-09	rnd 5	type Rapid	result 1	date 2025-08-09	rnd 5	type Rapid	result 1
		Opponent Mnqini, S (Simamkele)				Opponent Mnqini, S (Simamkele)
2	1	Tournament Kraaifontein Schools Rapid Chess Tournament 2025				Tournament Kraaifontein Schools Rapid Chess Tournament 2025
		date 2025-08-09	rnd 3	type Rapid	result 1	date 2025-08-09	rnd 3	type Rapid	result 1
		Opponent Farah, A (Abdi)				Opponent Farah, A (Abdi)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Kraaifontein Schools Rapid Chess Tournament 2025				Tournament Kraaifontein Schools Rapid Chess Tournament 2025
		date 2025-08-09	rnd 5	type Rapid	result 1	date 2025-08-09	rnd 5	type Rapid	result 1
		Opponent Mnqini, S (Simamkele)				Opponent Mnqini, S (Simamkele)
2	1	Tournament Kraaifontein Schools Rapid Chess Tournament 2025				Tournament Kraaifontein Schools Rapid Chess Tournament 2025
		date 2025-08-09	rnd 3	type Rapid	result 1	date 2025-08-09	rnd 3	type Rapid	result 1
		Opponent Farah, A (Abdi)				Opponent Farah, A (Abdi)

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	Beni ,I (Inathi)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Beni ,I (Inathi)	1	1156.6	731.6	1	1142	731.6	0	0	0	0	0	0
2	Gardener ,D (Dominique)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Gardener ,D (Dominique)	1	1189.2	764.2	1	1193.6	764.2	0	0	0	0	0	0
3	Louw ,A (Anlo)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Louw ,A (Anlo)	1	1230.9	805.9	1	1218.4	805.9	0	0	0	0	0	0
4	Vivier ,M (Michael)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Vivier ,M (Michael)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Mnqini ,S (Simamkele)	1	1	425	0	0	0	1	1	425	0	0	0
5	Mnqini ,S (Simamkele)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
6	Farah ,A (Abdi)	1	1	425	0	0	0	1	1	425	0	0	0
6	Farah ,A (Abdi)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
7	Mfikili ,O (Olwam)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Mfikili ,O (Olwam)	1	1187.5	762.5	0	0	0	1	1172.3	762.5	0	0	0
8	Mkabile ,O (Olwethu)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Mkabile ,O (Olwethu)	1	1212.8	787.8	0	0	0	1	1200	787.8	0	0	0
9	Pienaar ,R (Ruan)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Pienaar ,R (Ruan)	1	1200.9	775.9	0	0	0	1	1200	775.9	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Diedericks, R (Riquelme)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms