Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pretorius, D (Declon)

Chess SA id

101056875

FIDE id

Date of birth

2001-06-18 (Adult)

Gender

Male

Region

ZF Mgcawu (NZF)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-01-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1112.9	1113.8	972.4	972.4
Raw rating	1112.9	1113.8	972.4	972.4
Weighted rating	1112.9	1113.8	972.4	972.4
Weighted performance	95.1	95.8	0	0
Floor	647	651	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	187.7	187.5	229.3	229.3
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2024-03-01	1200 2024-03-01
Highest raw rating	1147 2018-05-01	1151 2018-05-01	972.4 2024-03-01	972.4 2024-03-01
Highest weighted rating	1147 2024-11-01	1151 2024-11-01	972.4 2024-11-01	972.4 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1112.9	1113.8	972.4	972.4
Analysis
Rating	1112.9	1113.8	972.4	972.4
Raw rating	1112.9	1113.8	972.4	972.4
Weighted rating	1112.9	1113.8	972.4
Weighted performance	95.1	95.8	0
K-factor	40	40	40	40
Floor	647	651	500	500
Max/Min rating change allowed	187.7	187.5	229.3	229.3
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	1112.9	1113.8	972.4	972.4
New weighted rating	1112.9	1113.8	972.4	972.4
New weighted performance	88.8	89.4	0	0
Temp new rating	1112.9	1113.8	972.4	972.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1112.9	1113.8	972.4	972.4
New K-factor	40	40	40	40
New floor	647	651	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	173	173

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	ZF Mgcawu (NZF)
Province	Northern Cape (NC)
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	34	21	61.76	100	1026.7	1126.7
Standard	34	21	61.76	100	1026.7	1126.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1112.9	1113.8	972.4	972.4
2025-09-30	1112.9	1113.8	972.4	972.4
2025-09-01	1112.9	1113.8	972.4	972.4
2025-08-01	1112.9	1113.8	972.4	972.4
2025-07-01	1112.9	1113.8	972.4	972.4
2025-06-01	1112.9	1113.8	972.4	972.4
2025-05-01	1112.9	1113.8	972.4	972.4
2025-04-01	1112.9	1113.8	972.4	972.4
2025-03-01	1112.9	1113.8	972.4	972.4
2025-02-01	1112.9	1113.8	972.4	972.4
2025-01-01	1112.9	1113.8	972.4	972.4
2024-12-01	1112.9	1113.8	972.4	972.4
2024-11-01	1112.9	1113.8	972.4	972.4
2024-10-01	1112.9	1113.8	972.4	972.4
2024-09-01	1112.9	1113.8	972.4	972.4
2024-08-01	1112.9	1113.8	972.4	972.4
2024-07-01	1112.9	1113.8	972.4	972.4
2024-09-01	1112.9	1113.8	972.4	972.4
2024-05-01	1112.9	1113.8	972.4	972.4
2024-04-01	1112.9	1113.8	972.4	972.4
2024-03-01	1112.9	1113.8	972.4	972.4
2024-02-01	1112.9	1113.8	972.4	972.4
2024-01-01	1112.9	1113.8	972.4	972.4
2023-12-01	1112.9	1113.8	972.4	972.4

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	Mangaung Metro Chess 18-19 January 2019 (B)	2019-01-18	2019-01-19	Standard	Mangaung (FMB)	5	5	2.5	Yes	Analysis
2	Inter Regional 2018 (U18 Team)	2018-05-04	2018-05-05	Standard	Frances Baard (NCF)	5	4	1	Yes	Analysis
3	ZF Mgcawu Qualifier (2)	2018-04-21	2018-04-21	Standard	ZF Mgcawu (NZF)	5	5	2.5	Yes	Analysis
4	ZF Mgcawu Schools District Open Chess Tournament 2018 (U18 Boys)	2018-03-17	2018-03-17	Standard	ZF Mgcawu (NZF)	5	5	3	Yes	Analysis
5	ZF Mgcawu Inter-Region Open Trials (Qualifier 2)	2018-03-24	2018-03-24	Standard	ZF Mgcawu (NZF)	5	5	4	Yes	Analysis
6	ZF Mgcawu Qualifier Open Chess Tournament 2018 (A)	2018-02-17	2018-02-17	Standard	ZF Mgcawu (NZF)	5	5	4	Yes	Analysis
7	Grey College Inter Team Chess Tournament 2018 (A)	2018-02-23	2018-02-24	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis

#	Games	Start				End
1	9	Tournament ZF Mgcawu Qualifier Open Chess Tournament 2018				Tournament ZF Mgcawu Schools District Open Chess Tournament 2018
		date 2018-02-17	rnd 4	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Engelbrecht, R (Rian)				Opponent Willemse, D (Dean)
2	7	Tournament ZF Mgcawu Schools District Open Chess Tournament 2018				Tournament ZF Mgcawu Qualifier
		date 2018-03-17	rnd 5	type Standard	result 1	date 2018-04-21	rnd 1	type Standard	result 1
		Opponent Makule, K (Kabo)				Opponent Tseka, G (Gerald)
3	4	Tournament Mangaung Metro Chess 18-19 January 2019				Tournament Mangaung Metro Chess 18-19 January 2019
		date 2019-01-18	rnd 1	type Standard	result 1	date 2019-01-19	rnd 4	type Standard	result 0.5
		Opponent Brown, CP (Cherman)				Opponent Kruger, W (Wian)

#	Games	Start				End
1	9	Tournament ZF Mgcawu Qualifier Open Chess Tournament 2018				Tournament ZF Mgcawu Schools District Open Chess Tournament 2018
		date 2018-02-17	rnd 4	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Engelbrecht, R (Rian)				Opponent Willemse, D (Dean)
2	7	Tournament ZF Mgcawu Schools District Open Chess Tournament 2018				Tournament ZF Mgcawu Qualifier
		date 2018-03-17	rnd 5	type Standard	result 1	date 2018-04-21	rnd 1	type Standard	result 1
		Opponent Makule, K (Kabo)				Opponent Tseka, G (Gerald)
3	4	Tournament Mangaung Metro Chess 18-19 January 2019				Tournament Mangaung Metro Chess 18-19 January 2019
		date 2019-01-18	rnd 1	type Standard	result 1	date 2019-01-19	rnd 4	type Standard	result 0.5
		Opponent Brown, CP (Cherman)				Opponent Kruger, W (Wian)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament ZF Mgcawu Qualifier Open Chess Tournament 2018				Tournament Grey College Inter Team Chess Tournament 2018
		date 2018-02-17	rnd 4	type Standard	result 1	date 2018-02-23	rnd 2	type Standard	result 1
		Opponent Engelbrecht, R (Rian)				Opponent Nortje, C (C-Mone)
2	3	Tournament ZF Mgcawu Schools District Open Chess Tournament 2018				Tournament ZF Mgcawu Inter-Region Open Trials
		date 2018-03-17	rnd 5	type Standard	result 1	date 2018-03-24	rnd 2	type Standard	result 1
		Opponent Makule, K (Kabo)				Opponent Kaptein, E (Elrico)
3	3	Tournament Grey College Inter Team Chess Tournament 2018				Tournament ZF Mgcawu Schools District Open Chess Tournament 2018
		date 2018-02-24	rnd 5	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Brink, A (Anke)				Opponent Willemse, D (Dean)

#	Games	Start				End
1	4	Tournament ZF Mgcawu Qualifier Open Chess Tournament 2018				Tournament Grey College Inter Team Chess Tournament 2018
		date 2018-02-17	rnd 4	type Standard	result 1	date 2018-02-23	rnd 2	type Standard	result 1
		Opponent Engelbrecht, R (Rian)				Opponent Nortje, C (C-Mone)
2	3	Tournament ZF Mgcawu Schools District Open Chess Tournament 2018				Tournament ZF Mgcawu Inter-Region Open Trials
		date 2018-03-17	rnd 5	type Standard	result 1	date 2018-03-24	rnd 2	type Standard	result 1
		Opponent Makule, K (Kabo)				Opponent Kaptein, E (Elrico)
3	3	Tournament Grey College Inter Team Chess Tournament 2018				Tournament ZF Mgcawu Schools District Open Chess Tournament 2018
		date 2018-02-24	rnd 5	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Brink, A (Anke)				Opponent Willemse, D (Dean)

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	Nel ,W (William)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
1	Nel ,W (William)	4	1282.4	1069.9	4	1293.7	1069.9	0	0	0	0	0	0
2	Feris ,J (Justin)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
2	Feris ,J (Justin)	3	1125.6	1125.6	3	1133.7	1125.6	0	0	0	0	0	0
3	Buys ,SR (Stephanus Rudolp)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Buys ,SR (Stephanus Rudolp)	1	739.8	739.8	1	739.8	739.8	0	0	0	0	0	0
4	Pretorius ,M (Marco)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Pretorius ,M (Marco)	1	1295.7	870.7	1	1299.3	870.7	0	0	0	0	0	0
5	Brink ,A (Anke)	1	1	425	1	1	425	0	0	0	0	0	0
5	Brink ,A (Anke)	1	650.6	1075.6	1	650.6	1075.6	0	0	0	0	0	0
6	Koopman ,A (Alexander)	1	1	425	1	1	425	0	0	0	0	0	0
6	Koopman ,A (Alexander)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Brown ,CP (Cherman)	1	1	425	1	1	425	0	0	0	0	0	0
7	Brown ,CP (Cherman)	1	500	925	1	500	925	0	0	0	0	0	0
8	Koshy ,A (Aaron)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Koshy ,A (Aaron)	1	981.2	981.2	1	981.2	981.2	0	0	0	0	0	0
9	Bosch ,A (Altus)	1	1	425	1	1	425	0	0	0	0	0	0
9	Bosch ,A (Altus)	1	1128.5	1553.5	1	1128.5	1553.5	0	0	0	0	0	0
10	Makule ,K (Kabo)	1	1	425	1	1	425	0	0	0	0	0	0
10	Makule ,K (Kabo)	1	500	925	1	500	925	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Pretorius, D (Declon)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms