Chess South Africa Ratings Database

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Personal

Kromhout, ED (Ewan Dirk)

Chess SA id

157016497

FIDE id

Date of birth

1957-07-07 (Adult)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

NM,FI

Chess SA registered

Last active game

2024-09-01

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1876.1	2038.6	1996.8	2076
Raw rating	1876.1	2037.7	1996.8	2076
Weighted rating	1875.7	2038.6	1994.8	2075.8
Weighted performance	1262.3	1155.6	0	0
Floor	1546.3	1546.3	1546.9	1576
K-factor	20	20	20	20
Min/Max rating change allowed	63.3	50.3	53.3	47.6
Highest rating	2046.3 2018-02-01	2046.3 2018-02-01	2046.9 2022-08-01	2076 2024-02-01
Highest raw rating	2046.3 2018-01-01	2046.3 2018-01-01	2046.9 2022-08-01	2076 2024-02-01
Highest weighted rating	2046.3 2018-02-01	2046.3 2018-02-01	2046.9 2023-03-01	2074.3 2025-08-01
Highest weighted performance	1829.3 2019-11-01	1830.8 2019-11-01	1773.2 2022-07-01	1630.4 2022-07-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0.3	0	0
New rating	1876.1	2038.9	1996.8	2076
Analysis
Rating	1876.1	2038.6	1996.8	2076
Raw rating	1876.1	2037.7	1996.8	2076
Weighted rating	1875.7	2038.6	1994.8
Weighted performance	1262.3	1155.6	0
K-factor	20	20	20	20
Floor	1546.3	1546.3	1546.9	1576
Max/Min rating change allowed	63.3	50.3	53.3	47.6
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	1876.1	2037.7	1996.8	2076
New weighted rating	1875.7	2038.9	1994.9	2076
New weighted performance	1252.6	1145.1	0	0
Temp new rating	1876.1	2038.9	1996.8	2076
Temp new rating +/-	0	0.3	0	0
Final new rating +/-	0	0.3	0	0
New rating	1876.1	2038.9	1996.8	2076
New K-factor	20	20	20	20
New floor	1546.3	1546.3	1546.9	1576

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	9	4	5	0
	5	0	5	0
	26	14	5	7
	4	4	0	0
History	263	241	15	7

Games since
	Main 9	Standard 4		Rapid 5		Blitz 0
Gender	Male
Age group	Adult
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
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	74	45	60.81	91.9	1678.9	1770.8
Standard	52	28	53.85	32.7	1769.5	1802.2
Rapid	15	11.5	76.67	226.7	1440.6	1667.2
Blitz	7	5.5	78.57	242.9	1516.4	1759.3

Date	Main	Standard	Rapid	Blitz
2025-11-01	1876.1	2037.7	1996.8	2076
2025-09-30	1876.1	2037.7	1996.8	2076
2025-09-01	1876.1	2037.7	1996.8	2076
2025-08-01	1876.1	2037.7	1996.8	2076
2025-07-01	1876.1	2037.7	1996.8	2076
2025-06-01	1876.1	2037.7	1996.8	2076
2025-05-01	1876.1	2037.7	1996.8	2076
2025-04-01	1876.1	2037.7	1996.8	2076
2025-03-01	1876.1	2037.7	1996.8	2076
2025-02-01	1876.1	2037.7	1996.8	2076
2025-01-01	1875.7	2037.7	1989.5	2076
2024-12-01	1875.7	2037.7	1989.5	2076
2024-11-01	1875.7	2037.7	1989.5	2076
2024-10-01	1875.7	2037.7	1989.5	2076
2024-09-01	1873.3	2045.5	1989.5	2076
2024-08-01	1873.3	2045.5	1989.5	2076
2024-07-01	1873.3	2045.5	1989.5	2076
2024-09-01	1873.3	2045.5	1989.5	2076
2024-05-01	1873.3	2045.5	1989.5	2076
2024-04-01	1873.3	2045.5	1989.5	2076
2024-03-01	1873.3	2045.5	1989.5	2076
2024-02-01	1882.5	2045.5	2017.5	2076
2024-01-01	1882.5	2045.5	2017.5	2076
2023-12-01	1879.9	1889.5	2017.5	2024.1

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	2024 UCC Mind Over Board (A)	2024-08-30	2024-09-01	Standard	Nelson Mandela Bay (ENM)	5	4	3	Yes	Analysis
2	YCA Otto Du Plessis Rapid 2024 (A)	2024-02-03	2024-02-03	Rapid	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
3	Youth Chess Acadamy Rapid Tournament 2023 (A)	2023-03-11	2023-03-11	Rapid	Nelson Mandela Bay (ENM)	5	5	3.5	Yes	Analysis
4	2022 Madibaz Tournament (Open)	2022-09-09	2022-09-11	Standard	Nelson Mandela Bay (ENM)	5	5	3.5	Yes	Analysis
5	2022 NMB Rapid & Blitz Championships (Rapid)	2022-07-02	2022-07-02	Rapid	Nelson Mandela Bay (ENM)	5	5	5	Yes	Analysis
6	2022 NMB Rapid & Blitz Championships (Blitz)	2022-07-02	2022-07-02	Blitz	Nelson Mandela Bay (ENM)	7	7	5.5	Yes	Analysis
7	2022 Nelson Mandela Bay Open (A)	2022-01-28	2022-02-06	Standard	Nelson Mandela Bay (ENM)	9	9	5	Yes	Analysis
8	NMB Closed 2021 (A)	2021-12-16	2021-12-19	Standard	Nelson Mandela Bay (ENM)	5	4	1	Yes	Analysis
9	George Frangopoulos Memorial 2019	2019-08-06	2019-11-13	Standard	Nelson Mandela Bay (ENM)	7	7	5	Yes	Analysis
10	Sandy Matthews Memorial 2019	2019-05-14	2019-07-02	Standard	Nelson Mandela Bay (ENM)	7	7	4.5	Yes	Analysis
11	2019 Boardwalk Pearson Open (Invitational)	2019-03-29	2019-03-31	Standard	Nelson Mandela Bay (ENM)	5	5	1	Yes	Analysis
12	Spring Classic 2018	2018-09-19	2018-10-24	Standard	Nelson Mandela Bay (ENM)	5	5	1.5	Yes	Analysis
13	PE Chess Club Open 2018 (A)	2018-09-21	2018-09-23	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis

#	Games	Start				End
1	8	Tournament 2022 NMB Rapid & Blitz Championships				Tournament 2022 Madibaz Tournament
		date 2022-07-02	rnd 1	type Rapid	result 1	date 2022-09-10	rnd 3	type Standard	result 1
		Opponent Kipper, W (Wolfgang)				Opponent Driscoll, S (Samuel)
2	8	Tournament 2022 Nelson Mandela Bay Open				Tournament 2022 NMB Rapid & Blitz Championships
		date 2022-02-05	rnd 8	type Standard	result 1	date 2022-07-02	rnd 6	type Blitz	result 1
		Opponent Kruger, MJ (Matthew)				Opponent Dalpat, W (Winston)
3	5	Tournament Youth Chess Acadamy Rapid Tournament 2023				Tournament YCA Otto Du Plessis Rapid 2024
		date 2023-03-11	rnd 4	type Rapid	result 0.5	date 2024-02-03	rnd 3	type Rapid	result 1
		Opponent Smela, SS (Shatakane Shadrack)				Opponent Saffier, SV (Shane)

#	Games	Start				End
1	5	Tournament 2022 Nelson Mandela Bay Open				Tournament 2022 Madibaz Tournament
		date 2022-02-05	rnd 8	type Standard	result 1	date 2022-09-10	rnd 3	type Standard	result 1
		Opponent Kruger, MJ (Matthew)				Opponent Driscoll, S (Samuel)
2	5	Tournament Sandy Matthews Memorial 2019				Tournament George Frangopoulos Memorial 2019
		date 2019-06-18	rnd 5	type Standard	result 1	date 2019-08-13	rnd 2	type Standard	result 1
		Opponent Jacobs, KT (Kevin)				Opponent Van Zyl, C (Charlize)
3	3	Tournament 2022 Madibaz Tournament				Tournament 2024 UCC Mind Over Board
		date 2022-09-11	rnd 5	type Standard	result 1	date 2024-08-31	rnd 3	type Standard	result 1
		Opponent Dove, M (Megan)				Opponent Jikijela, M (Musa)

#	Games	Start				End
1	7	Tournament 2022 NMB Rapid & Blitz Championships				Tournament Youth Chess Acadamy Rapid Tournament 2023
		date 2022-07-02	rnd 1	type Rapid	result 1	date 2023-03-11	rnd 2	type Rapid	result 1
		Opponent Kipper, W (Wolfgang)				Opponent Ndyova, T (Thanduxolo)
2	5	Tournament Youth Chess Acadamy Rapid Tournament 2023				Tournament YCA Otto Du Plessis Rapid 2024
		date 2023-03-11	rnd 4	type Rapid	result 0.5	date 2024-02-03	rnd 3	type Rapid	result 1
		Opponent Smela, SS (Shatakane Shadrack)				Opponent Saffier, SV (Shane)

#	Games	Start				End
1	6	Tournament 2022 NMB Rapid & Blitz Championships				Tournament 2022 NMB Rapid & Blitz Championships
		date 2022-07-02	rnd 1	type Blitz	result 1	date 2022-07-02	rnd 6	type Blitz	result 1
		Opponent Snobolo, S (Simphiwe)				Opponent Dalpat, W (Winston)

#	Games	Start				End
1	6	Tournament 2022 NMB Rapid & Blitz Championships				Tournament 2022 Madibaz Tournament
		date 2022-07-02	rnd 1	type Rapid	result 1	date 2022-09-09	rnd 1	type Standard	result 1
		Opponent Kipper, W (Wolfgang)				Opponent Lagardien, I (Ismaeel)
2	6	Tournament 2022 Nelson Mandela Bay Open				Tournament 2022 NMB Rapid & Blitz Championships
		date 2022-02-05	rnd 8	type Standard	result 1	date 2022-07-02	rnd 4	type Blitz	result 1
		Opponent Kruger, MJ (Matthew)				Opponent Menyuku, MW (Madimetja)
3	5	Tournament Sandy Matthews Memorial 2019				Tournament George Frangopoulos Memorial 2019
		date 2019-06-18	rnd 5	type Standard	result 1	date 2019-08-13	rnd 2	type Standard	result 1
		Opponent Jacobs, KT (Kevin)				Opponent Van Zyl, C (Charlize)

#	Games	Start				End
1	5	Tournament Sandy Matthews Memorial 2019				Tournament George Frangopoulos Memorial 2019
		date 2019-06-18	rnd 5	type Standard	result 1	date 2019-08-13	rnd 2	type Standard	result 1
		Opponent Jacobs, KT (Kevin)				Opponent Van Zyl, C (Charlize)
2	3	Tournament 2022 Madibaz Tournament				Tournament 2024 UCC Mind Over Board
		date 2022-09-11	rnd 5	type Standard	result 1	date 2024-08-31	rnd 3	type Standard	result 1
		Opponent Dove, M (Megan)				Opponent Jikijela, M (Musa)
3	3	Tournament 2022 Nelson Mandela Bay Open				Tournament 2022 Madibaz Tournament
		date 2022-02-05	rnd 8	type Standard	result 1	date 2022-09-09	rnd 1	type Standard	result 1
		Opponent Kruger, MJ (Matthew)				Opponent Lagardien, I (Ismaeel)

#	Games	Start				End
1	7	Tournament 2022 NMB Rapid & Blitz Championships				Tournament Youth Chess Acadamy Rapid Tournament 2023
		date 2022-07-02	rnd 1	type Rapid	result 1	date 2023-03-11	rnd 2	type Rapid	result 1
		Opponent Kipper, W (Wolfgang)				Opponent Ndyova, T (Thanduxolo)
2	4	Tournament Youth Chess Acadamy Rapid Tournament 2023				Tournament YCA Otto Du Plessis Rapid 2024
		date 2023-03-11	rnd 5	type Rapid	result 1	date 2024-02-03	rnd 3	type Rapid	result 1
		Opponent Mapungwana, S (Sikelela)				Opponent Saffier, SV (Shane)

#	Games	Start				End
1	4	Tournament 2022 NMB Rapid & Blitz Championships				Tournament 2022 NMB Rapid & Blitz Championships
		date 2022-07-02	rnd 1	type Blitz	result 1	date 2022-07-02	rnd 4	type Blitz	result 1
		Opponent Snobolo, S (Simphiwe)				Opponent Menyuku, MW (Madimetja)
2	1	Tournament 2022 NMB Rapid & Blitz Championships				Tournament 2022 NMB Rapid & Blitz Championships
		date 2022-07-02	rnd 6	type Blitz	result 1	date 2022-07-02	rnd 6	type Blitz	result 1
		Opponent Dalpat, W (Winston)				Opponent Dalpat, W (Winston)

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	Jacobs ,KT (Kevin Terence)	4	3.5	318.8	4	3.5	318.8	0	0	0	0	0	0
1	Jacobs ,KT (Kevin Terence)	4	1840.8	2159.6	4	1852.1	2159.6	0	0	0	0	0	0
2	Wagner ,GM (Gerald Martin)	4	2.5	106.2	3	1.5	0	1	1	425	0	0	0
2	Wagner ,GM (Gerald Martin)	4	1719.7	1826	3	1702.3	1719.7	1	1658.7	2144.7	0	0	0
3	Nevin ,TW (Tyler William)	3	0	-425	3	0	-425	0	0	0	0	0	0
3	Nevin ,TW (Tyler William)	3	1730.7	1305.7	3	1732.9	1305.7	0	0	0	0	0	0
4	Van De Venter ,W (Waldo)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
4	Van De Venter ,W (Waldo)	3	1859.6	1859.6	3	1858.4	1859.6	0	0	0	0	0	0
5	Van Zyl ,C (Charlize)	2	2	425	2	2	425	0	0	0	0	0	0
5	Van Zyl ,C (Charlize)	2	1703.5	2128.5	2	1709.4	2128.5	0	0	0	0	0	0
6	Goosen ,T (Tinus)	2	1	0	2	1	0	0	0	0	0	0	0
6	Goosen ,T (Tinus)	2	1811.3	1811.3	2	1811.3	1811.3	0	0	0	0	0	0
7	Grover ,S (Sahaj)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Grover ,S (Sahaj)	2	2541.9	2116.9	2	2545.8	2116.9	0	0	0	0	0	0
8	Odendaal ,F (Frederick)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
8	Odendaal ,F (Frederick)	2	1929	1716.5	2	1931.9	1716.5	0	0	0	0	0	0
9	Van Zyl ,MJ (Marius Johann)	2	2	425	2	2	425	0	0	0	0	0	0
9	Van Zyl ,MJ (Marius Johann)	2	1855.3	2280.4	2	1856.6	2280.4	0	0	0	0	0	0
10	Nkosi ,DJ (Dumisa Jacob)	2	0	-425	1	0	-425	1	0	-425	0	0	0
10	Nkosi ,DJ (Dumisa Jacob)	2	1750.3	1325.3	1	1690.9	1325.3	1	1871.3	1325.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Kromhout, ED (Ewan Dirk)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms