Chess South Africa Ratings Database

PLAYER PAGE

Personal

Crawford, D (Dean)

Chess SA id

1150143842

FIDE id

Date of birth

2015-01-23 (U12)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-10-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1561.9	1571.8	1200	1200
Raw rating	1561.9	1571.8	1200	1200
Weighted rating	1561.9	1571.8	1200	1200
Weighted performance	1163.6	1171	0	0
Floor	1061.9	1071.8	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	99	97.6	165.8	165.8
Highest rating	1578.8 2023-10-01	1588.8 2023-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1561.9 2024-02-01	1571.8 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1561.4 2025-08-01	1571.3 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1578.8 2023-10-01	1588.8 2023-10-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1561.9	1571.8	1200	1200
Analysis
Rating	1561.9	1571.8	1200	1200
Raw rating	1561.9	1571.8	1200	1200
Weighted rating	1561.9	1571.8	1200
Weighted performance	1163.6	1171	0
K-factor	32	32	36	36
Floor	1061.9	1071.8	700	700
Max/Min rating change allowed	99	97.6	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	1561.9	1571.8	1200	1200
New weighted rating	1561.9	1571.8	1200	1200
New weighted performance	1154.4	1161.7	0	0
Temp new rating	1561.9	1571.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1561.9	1571.8	1200	1200
New K-factor	32	32	36	36
New floor	1061.9	1071.8	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	40	40
	20	20
	0	0
History	60	60

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	60	44.5	74.17	205.4	1222.7	1428.2
Standard	60	44.5	74.17	205.4	1222.7	1428.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1561.9	1571.8	1200	1200
2025-09-30	1561.9	1571.8	1200	1200
2025-09-01	1561.9	1571.8	1200	1200
2025-08-01	1561.9	1571.8	1200	1200
2025-07-01	1561.9	1571.8	1200	1200
2025-06-01	1561.9	1571.8	1200	1200
2025-05-01	1561.9	1571.8	1200	1200
2025-04-01	1561.9	1571.8	1200	1200
2025-03-01	1561.9	1571.8	1200	1200
2025-02-01	1561.9	1571.8	1200	1200
2025-01-01	1561.9	1571.8	1200	1200
2024-12-01	1561.9	1571.8	1200	1200
2024-11-01	1561.9	1571.8	1200	1200
2024-10-01	1561.9	1571.8	1200	1200
2024-09-01	1561.9	1571.8	1200	1200
2024-08-01	1561.9	1571.8	1200	1200
2024-07-01	1561.9	1571.8	1200	1200
2024-09-01	1561.9	1571.8	1200	1200
2024-05-01	1561.9	1571.8	1200	1200
2024-04-01	1561.9	1571.8	1200	1200
2024-03-01	1561.9	1571.8	1200	1200
2024-02-01	1561.9	1571.8	1200	1200
2024-01-01	1561.9	1571.8	1200	1200
2023-12-01	1561.9	1571.8	1200	1200

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	Eastern Cape Provincial Individual Championship 2023 (U10 Boys)	2023-10-05	2023-10-05	Standard	Nelson Mandela Bay (ENM)	7	7	6	Yes	Analysis
2	Eastern Cape Chess Team Championship 2023 (U10)	2023-10-07	2023-10-08	Standard	Sarah Baartman (ESB)	5	4	4	Yes	Analysis
3	NMBCU Closed 2023 (U10)	2023-08-11	2023-08-12	Standard	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
4	NMBCU Trial 4 2023 (U10)	2023-07-28	2023-07-29	Standard	Nelson Mandela Bay (ENM)	6	6	6	Yes	Analysis
5	EP Trials 3 2023 (U10)	2023-05-05	2023-05-06	Standard	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
6	NMB 2nd Trials 2023 (U10)	2023-03-24	2023-03-25	Standard	Nelson Mandela Bay (ENM)	6	5	3	Yes	Analysis
7	NMB 1st Trials 2023 (U8+U10)	2023-02-17	2023-02-18	Standard	Nelson Mandela Bay (ENM)	6	6	5	Yes	Analysis
8	PECC Closed 2022 (C)	2022-09-22	2022-10-27	Standard	Nelson Mandela Bay (ENM)	5	3	1.5	Yes	Analysis
9	2022 NMBCU Closed 2022 (U10)	2022-08-19	2022-08-20	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
10	2022 NMBCU Trial 4 (U10)	2022-08-12	2022-08-13	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
11	NMBCU Trial 3 2022 (U8)	2022-07-23	2022-07-23	Standard	Nelson Mandela Bay (ENM)	6	6	5	Yes	Analysis

#	Games	Start				End
1	13	Tournament NMBCU Closed 2023				Tournament Eastern Cape Chess Team Championship 2023
		date 2023-08-12	rnd 5	type Standard	result 1	date 2023-10-08	rnd 5	type Standard	result 1
		Opponent Schreinders, M (Mia)				Opponent Bruton, C (Caleb)
2	11	Tournament EP Trials 3 2023				Tournament NMBCU Closed 2023
		date 2023-05-06	rnd 4	type Standard	result 1	date 2023-08-12	rnd 2	type Standard	result 1
		Opponent Cerfonteyn, R (Raees)				Opponent Ndyova, N (Nikolai Mnqobi)
3	5	Tournament NMB 1st Trials 2023				Tournament NMB 2nd Trials 2023
		date 2023-02-18	rnd 4	type Standard	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Cerfonteyn, R (Raees)				Opponent Schreinders, M (Mia)

#	Games	Start				End
1	13	Tournament NMBCU Closed 2023				Tournament Eastern Cape Chess Team Championship 2023
		date 2023-08-12	rnd 5	type Standard	result 1	date 2023-10-08	rnd 5	type Standard	result 1
		Opponent Schreinders, M (Mia)				Opponent Bruton, C (Caleb)
2	11	Tournament EP Trials 3 2023				Tournament NMBCU Closed 2023
		date 2023-05-06	rnd 4	type Standard	result 1	date 2023-08-12	rnd 2	type Standard	result 1
		Opponent Cerfonteyn, R (Raees)				Opponent Ndyova, N (Nikolai Mnqobi)
3	5	Tournament NMB 1st Trials 2023				Tournament NMB 2nd Trials 2023
		date 2023-02-18	rnd 4	type Standard	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Cerfonteyn, R (Raees)				Opponent Schreinders, M (Mia)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament NMBCU Trial 4 2023				Tournament NMBCU Closed 2023
		date 2023-07-28	rnd 1	type Standard	result 1	date 2023-08-12	rnd 2	type Standard	result 1
		Opponent Snyman, K (Karlien)				Opponent Ndyova, N (Nikolai Mnqobi)
2	5	Tournament NMBCU Closed 2023				Tournament Eastern Cape Provincial Individual Championship 2023
		date 2023-08-12	rnd 5	type Standard	result 1	date 2023-10-05	rnd 3	type Standard	result 1
		Opponent Schreinders, M (Mia)				Opponent Bruton, C (Caleb)
3	5	Tournament NMB 1st Trials 2023				Tournament NMB 2nd Trials 2023
		date 2023-02-18	rnd 4	type Standard	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Cerfonteyn, R (Raees)				Opponent Schreinders, M (Mia)

#	Games	Start				End
1	8	Tournament NMBCU Trial 4 2023				Tournament NMBCU Closed 2023
		date 2023-07-28	rnd 1	type Standard	result 1	date 2023-08-12	rnd 2	type Standard	result 1
		Opponent Snyman, K (Karlien)				Opponent Ndyova, N (Nikolai Mnqobi)
2	5	Tournament NMBCU Closed 2023				Tournament Eastern Cape Provincial Individual Championship 2023
		date 2023-08-12	rnd 5	type Standard	result 1	date 2023-10-05	rnd 3	type Standard	result 1
		Opponent Schreinders, M (Mia)				Opponent Bruton, C (Caleb)
3	5	Tournament NMB 1st Trials 2023				Tournament NMB 2nd Trials 2023
		date 2023-02-18	rnd 4	type Standard	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Cerfonteyn, R (Raees)				Opponent Schreinders, M (Mia)

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	Furniss ,T (Tyler)	8	2.5	-159.4	8	2.5	-159.4	0	0	0	0	0	0
1	Furniss ,T (Tyler)	8	1309.9	1150.5	8	1334.3	1150.5	0	0	0	0	0	0
2	Boggenpoel ,L (Levi)	4	2	0	4	2	0	0	0	0	0	0	0
2	Boggenpoel ,L (Levi)	4	1198.6	1198.6	4	1252.5	1198.6	0	0	0	0	0	0
3	Cerfonteyn ,R (Raees)	4	4	425	4	4	425	0	0	0	0	0	0
3	Cerfonteyn ,R (Raees)	4	1174.5	1599.5	4	1186.5	1599.5	0	0	0	0	0	0
4	Manton ,C (Charlie)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
4	Manton ,C (Charlie)	3	1303.1	1303.1	3	1317.4	1303.1	0	0	0	0	0	0
5	Schreinders ,M (Mia)	3	3	425	3	3	425	0	0	0	0	0	0
5	Schreinders ,M (Mia)	3	1212.8	1637.8	3	1218.2	1637.8	0	0	0	0	0	0
6	Jacobs ,J (Joel)	2	2	425	2	2	425	0	0	0	0	0	0
6	Jacobs ,J (Joel)	2	1193.2	1618.2	2	1203.4	1618.2	0	0	0	0	0	0
7	Kapp ,A (Amelie)	2	2	425	2	2	425	0	0	0	0	0	0
7	Kapp ,A (Amelie)	2	1148.9	1573.9	2	1138	1573.9	0	0	0	0	0	0
8	Chipunza ,J (Jaden)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Chipunza ,J (Jaden)	2	1189.4	764.4	2	1212.4	764.4	0	0	0	0	0	0
9	Manto ,Y (Yosef)	2	2	425	2	2	425	0	0	0	0	0	0
9	Manto ,Y (Yosef)	2	1133.3	1558.3	2	1135.6	1558.3	0	0	0	0	0	0
10	King ,J (Jaymie)	2	2	425	2	2	425	0	0	0	0	0	0
10	King ,J (Jaymie)	2	1153.3	1578.3	2	1158.2	1578.3	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

Crawford, D (Dean)

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