Chess South Africa Ratings Database

PLAYER PAGE

Personal

Griffiths, D (Duncan)

Chess SA id

105082168

FIDE id

Date of birth

2005-03-22 (Adult)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-03-05

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1102.5	801.2	998	637.2
Raw rating	1102.5	801.2	998	637.2
Weighted rating	1102.5	801.2	998	637.2
Weighted performance	493.9	0	0	0
Floor	602.5	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	190.5	292.7	221.1	369.7
Highest rating	1237 2019-02-01	1200 2018-02-01	1377.9 2019-02-01	1200 2018-02-01
Highest raw rating	1102.5 2024-02-01	801.2 2024-02-01	998 2024-02-01	637.2 2024-02-01
Highest weighted rating	1102.5 2024-11-01	801.2 2024-11-01	998 2024-11-01	637.2 2024-11-01
Highest weighted performance	1237 2019-02-01	1200 2018-02-01	1377.9 2019-02-01	1200 2018-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1102.5	801.2	998	637.2
Analysis
Rating	1102.5	801.2	998	637.2
Raw rating	1102.5	801.2	998	637.2
Weighted rating	1102.5	801.2	998
Weighted performance	493.9	0	0
K-factor	40	40	40	40
Floor	602.5	500	500	500
Max/Min rating change allowed	190.5	292.7	221.1	369.7
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	1102.5	801.2	998	637.2
New weighted rating	1102.5	801.2	998	637.2
New weighted performance	493.5	0	0	0
Temp new rating	1102.5	801.2	998	637.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1102.5	801.2	998	637.2
New K-factor	40	40	40	40
New floor	602.5	500	500	500

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	10	5	5	0
	0	0	0	0
History	64	24	31	9

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Winelands (WCW)
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	55	27	49.09	-7.7	1213.4	1205.7
Standard	17	8	47.06	-25	1194.4	1169.4
Rapid	29	15	51.72	14.7	1198.8	1213.4
Blitz	9	4	44.44	-47.2	1296.6	1249.4

Date	Main	Standard	Rapid	Blitz
2025-09-30	1102.5	801.2	998	637.2
2025-09-01	1102.5	801.2	998	637.2
2025-08-01	1102.5	801.2	998	637.2
2025-07-01	1102.5	801.2	998	637.2
2025-06-01	1102.5	801.2	998	637.2
2025-05-01	1102.5	801.2	998	637.2
2025-04-01	1102.5	801.2	998	637.2
2025-03-01	1102.5	801.2	998	637.2
2025-02-01	1102.5	801.2	998	637.2
2025-01-01	1102.5	801.2	998	637.2
2024-12-01	1102.5	801.2	998	637.2
2024-11-01	1102.5	801.2	998	637.2
2024-10-01	1102.5	801.2	998	637.2
2024-09-01	1102.5	801.2	998	637.2
2024-08-01	1102.5	801.2	998	637.2
2024-07-01	1102.5	801.2	998	637.2
2024-06-01	1102.5	801.2	998	637.2
2024-08-01	1102.5	801.2	998	637.2
2024-04-01	1102.5	801.2	998	637.2
2024-03-01	1102.5	801.2	998	637.2
2024-02-01	1102.5	801.2	998	637.2
2024-01-01	1102.5	801.2	998	637.2
2023-12-01	1102.5	801.2	998	637.2
2023-11-01	1102.5	801.2	998	637.2

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	Cape Winelands Schools 2022 (U18 Boys)	2022-03-05	2022-03-05	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
2	Central Winelands Schools Individual Trials 2022 (U18 Boys)	2022-02-19	2022-02-19	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
3	Cape Winelands Schools Trials 1 2020 (U15 Boys)	2020-02-15	2020-02-15	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis
4	Western Cape Top Schools 2019 (U15 Mix)	2019-08-31	2019-09-01	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
5	Drakenstein Dragons Rapid 2019 (U18)	2019-06-15	2019-06-15	Rapid	Cape Winelands (WCW)	7	7	2	Yes	Analysis
6	Cape Winelands Schools Closed 2019 (U15 Boys)	2019-03-16	2019-03-17	Standard	Cape Winelands (WCW)	7	7	4	Yes	Analysis
7	CW Schools Open 2019 (U15 Boys)	2019-02-02	2019-02-02	Rapid	Cape Winelands (WCW)	6	6	5	Yes	Analysis
8	Paul Roos Blitz 2019	2019-02-23	2019-02-23	Blitz	Cape Winelands (WCW)	9	9	4	Yes	Analysis
9	Courtrai Young Masters 2018 (U14)	2018-10-27	2018-10-27	Rapid	Cape Winelands (WCW)	7	5	3	Yes	Analysis

#	Games	Start				End
1	5	Tournament CW Schools Open 2019				Tournament CW Schools Open 2019
		date 2019-02-02	rnd 2	type Rapid	result 1	date 2019-02-02	rnd 6	type Rapid	result 1
		Opponent Olivier, J (Jakean)				Opponent Manus, G (Granville)
2	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-05	rnd 1	type Standard	result 1	date 2022-03-05	rnd 2	type Standard	result 1
		Opponent Swarts, K (Kuhwin)				Opponent Van Der Walt, A (Alexander)
3	2	Tournament Central Winelands Schools Individual Trials 2022				Tournament Central Winelands Schools Individual Trials 2022
		date 2022-02-19	rnd 2	type Rapid	result 1	date 2022-02-19	rnd 3	type Rapid	result 1
		Opponent Duipies, J (Jaden)				Opponent Solomon, W (Waajied)

#	Games	Start				End
1	3	Tournament Western Cape Top Schools 2019				Tournament Cape Winelands Schools 2022
		date 2019-09-01	rnd 5	type Standard	result 1	date 2022-03-05	rnd 2	type Standard	result 1
		Opponent Manho, A (Alvarno)				Opponent Van Der Walt, A (Alexander)
2	3	Tournament Cape Winelands Schools Closed 2019				Tournament Western Cape Top Schools 2019
		date 2019-03-17	rnd 6	type Standard	result 1	date 2019-08-31	rnd 1	type Standard	result 1
		Opponent Le Roux, J (Jaydrew)				Opponent Jacobs, T (Tyrique)
3	2	Tournament Cape Winelands Schools Closed 2019				Tournament Cape Winelands Schools Closed 2019
		date 2019-03-16	rnd 3	type Standard	result 1	date 2019-03-16	rnd 4	type Standard	result 1
		Opponent Schrade, C (Chandyn)				Opponent Jaap, M (Mathew)

#	Games	Start				End
1	5	Tournament CW Schools Open 2019				Tournament CW Schools Open 2019
		date 2019-02-02	rnd 2	type Rapid	result 1	date 2019-02-02	rnd 6	type Rapid	result 1
		Opponent Olivier, J (Jakean)				Opponent Manus, G (Granville)
2	2	Tournament Central Winelands Schools Individual Trials 2022				Tournament Central Winelands Schools Individual Trials 2022
		date 2022-02-19	rnd 2	type Rapid	result 1	date 2022-02-19	rnd 3	type Rapid	result 1
		Opponent Duipies, J (Jaden)				Opponent Solomon, W (Waajied)
3	2	Tournament Cape Winelands Schools Trials 1 2020				Tournament Cape Winelands Schools Trials 1 2020
		date 2020-02-15	rnd 3	type Rapid	result 1	date 2020-02-15	rnd 4	type Rapid	result 1
		Opponent Sauls, E (Elisa)				Opponent Williams, Z (Zinan)

#	Games	Start				End
1	2	Tournament Paul Roos Blitz 2019				Tournament Paul Roos Blitz 2019
		date 2019-02-23	rnd 4	type Blitz	result 1	date 2019-02-23	rnd 5	type Blitz	result 1
		Opponent Samuels, R (Reagan)				Opponent Rosenburg, W (Wagheed)
2	1	Tournament Paul Roos Blitz 2019				Tournament Paul Roos Blitz 2019
		date 2019-02-23	rnd 8	type Blitz	result 1	date 2019-02-23	rnd 8	type Blitz	result 1
		Opponent De Vos, ES (Eustace Steyn)				Opponent De Vos, ES (Eustace Steyn)
3	1	Tournament Paul Roos Blitz 2019				Tournament Paul Roos Blitz 2019
		date 2019-02-23	rnd 2	type Blitz	result 1	date 2019-02-23	rnd 2	type Blitz	result 1
		Opponent Samuels, T (Tatum)				Opponent Samuels, T (Tatum)

#	Games	Start				End
1	5	Tournament CW Schools Open 2019				Tournament CW Schools Open 2019
		date 2019-02-02	rnd 2	type Rapid	result 1	date 2019-02-02	rnd 6	type Rapid	result 1
		Opponent Olivier, J (Jakean)				Opponent Manus, G (Granville)
2	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-05	rnd 1	type Standard	result 1	date 2022-03-05	rnd 2	type Standard	result 1
		Opponent Swarts, K (Kuhwin)				Opponent Van Der Walt, A (Alexander)
3	2	Tournament Central Winelands Schools Individual Trials 2022				Tournament Central Winelands Schools Individual Trials 2022
		date 2022-02-19	rnd 2	type Rapid	result 1	date 2022-02-19	rnd 3	type Rapid	result 1
		Opponent Duipies, J (Jaden)				Opponent Solomon, W (Waajied)

#	Games	Start				End
1	3	Tournament Western Cape Top Schools 2019				Tournament Cape Winelands Schools 2022
		date 2019-09-01	rnd 5	type Standard	result 1	date 2022-03-05	rnd 2	type Standard	result 1
		Opponent Manho, A (Alvarno)				Opponent Van Der Walt, A (Alexander)
2	3	Tournament Cape Winelands Schools Closed 2019				Tournament Western Cape Top Schools 2019
		date 2019-03-17	rnd 6	type Standard	result 1	date 2019-08-31	rnd 1	type Standard	result 1
		Opponent Le Roux, J (Jaydrew)				Opponent Jacobs, T (Tyrique)
3	2	Tournament Cape Winelands Schools Closed 2019				Tournament Cape Winelands Schools Closed 2019
		date 2019-03-16	rnd 3	type Standard	result 1	date 2019-03-16	rnd 4	type Standard	result 1
		Opponent Schrade, C (Chandyn)				Opponent Jaap, M (Mathew)

#	Games	Start				End
1	5	Tournament CW Schools Open 2019				Tournament CW Schools Open 2019
		date 2019-02-02	rnd 2	type Rapid	result 1	date 2019-02-02	rnd 6	type Rapid	result 1
		Opponent Olivier, J (Jakean)				Opponent Manus, G (Granville)
2	2	Tournament Central Winelands Schools Individual Trials 2022				Tournament Central Winelands Schools Individual Trials 2022
		date 2022-02-19	rnd 2	type Rapid	result 1	date 2022-02-19	rnd 3	type Rapid	result 1
		Opponent Duipies, J (Jaden)				Opponent Solomon, W (Waajied)
3	2	Tournament Cape Winelands Schools Trials 1 2020				Tournament Cape Winelands Schools Trials 1 2020
		date 2020-02-15	rnd 3	type Rapid	result 1	date 2020-02-15	rnd 4	type Rapid	result 1
		Opponent Sauls, E (Elisa)				Opponent Williams, Z (Zinan)

#	Games	Start				End
1	2	Tournament Paul Roos Blitz 2019				Tournament Paul Roos Blitz 2019
		date 2019-02-23	rnd 4	type Blitz	result 1	date 2019-02-23	rnd 5	type Blitz	result 1
		Opponent Samuels, R (Reagan)				Opponent Rosenburg, W (Wagheed)
2	1	Tournament Paul Roos Blitz 2019				Tournament Paul Roos Blitz 2019
		date 2019-02-23	rnd 8	type Blitz	result 1	date 2019-02-23	rnd 8	type Blitz	result 1
		Opponent De Vos, ES (Eustace Steyn)				Opponent De Vos, ES (Eustace Steyn)
3	1	Tournament Paul Roos Blitz 2019				Tournament Paul Roos Blitz 2019
		date 2019-02-23	rnd 2	type Blitz	result 1	date 2019-02-23	rnd 2	type Blitz	result 1
		Opponent Samuels, T (Tatum)				Opponent Samuels, T (Tatum)

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	Smit ,J (Jacobus)	2	1	0	1	0	-425	1	1	425	0	0	0
1	Smit ,J (Jacobus)	2	1195.6	1195.6	1	1211.6	770.6	1	1149.6	1620.6	0	0	0
2	Van Der Walt ,A (Alexander)	2	1	0	1	1	425	1	0	-425	0	0	0
2	Van Der Walt ,A (Alexander)	2	1105.8	1105.8	1	1142.4	1530.8	1	989.2	680.8	0	0	0
3	Madolo ,S (Siyolise)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Madolo ,S (Siyolise)	2	1245.6	820.6	1	1229.2	820.6	1	1166	820.6	0	0	0
4	Titus ,D (Dante)	2	2	425	0	0	0	2	2	425	0	0	0
4	Titus ,D (Dante)	2	1178.5	1603.5	0	0	0	2	1166	1603.5	0	0	0
5	Smith ,JC (Juan Cornel)	2	1	0	0	0	0	2	1	0	0	0	0
5	Smith ,JC (Juan Cornel)	2	1099.3	1099.3	0	0	0	2	1184.6	1099.3	0	0	0
6	Maxwell ,T (Tristan)	2	0	-425	0	0	0	2	0	-425	0	0	0
6	Maxwell ,T (Tristan)	2	1192.2	767.2	0	0	0	2	1049.1	767.2	0	0	0
7	Abrahams ,B (Basheer)	2	0	-425	0	0	0	1	0	-425	1	0	-425
7	Abrahams ,B (Basheer)	2	1319.3	894.3	0	0	0	1	1359.8	894.3	1	1064	894.3
8	Thevan ,L (Lucian)	2	0	-425	0	0	0	1	0	-425	1	0	-425
8	Thevan ,L (Lucian)	2	1239.2	814.2	0	0	0	1	1197.4	814.2	1	959.4	814.2
9	Slater ,J (Jared)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Slater ,J (Jared)	1	1187.7	762.7	1	1211.8	762.7	0	0	0	0	0	0
10	Segelaar ,G (Geriant)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Segelaar ,G (Geriant)	1	1208.3	783.3	1	1173.2	783.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Griffiths, D (Duncan)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms