Chess South Africa Ratings Database

PLAYER PAGE

Personal

Marketos, D (Dennis)

Chess SA id

166021003

FIDE id

Date of birth

1966-10-23 (Adult)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-06-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1432.9	1430.1	1430.7	1430.7
Raw rating	1432.9	1430.1	1430.7	1430.7
Weighted rating	1432.9	1430.1	1430.7	1430.7
Weighted performance	0	0	0	0
Floor	932.9	930.7	930.7	930.7
K-factor	32	32	32	32
Min/Max rating change allowed	119	119.5	119.4	119.4
Highest rating	1446.1 2023-06-01	1438.6 2023-06-01	1430.7 2024-02-01	1430.7 2024-02-01
Highest raw rating	1432.9 2024-02-01	1430.7 2019-12-01	1430.7 2024-02-01	1430.7 2024-02-01
Highest weighted rating	1432.9 2025-05-05	1430.7 2019-12-01	1430.7 2024-02-01	1430.7 2024-02-01
Highest weighted performance	1446.1 2023-06-01	1438.6 2023-06-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1432.9	1430.1	1430.7	1430.7
Analysis
Rating	1432.9	1430.1	1430.7	1430.7
Raw rating	1432.9	1430.1	1430.7	1430.7
Weighted rating	1432.9	1430.1	1430.7
Weighted performance	0	0	0
K-factor	32	32	32	32
Floor	932.9	930.7	930.7	930.7
Max/Min rating change allowed	119	119.5	119.4	119.4
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	1432.9	1430.1	1430.7	1430.7
New weighted rating	1432.9	1430.1	1430.7	1430.7
New weighted performance	0	0	0	0
Temp new rating	1432.9	1430.1	1430.7	1430.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1432.9	1430.1	1430.7	1430.7
New K-factor	32	32	32	32
New floor	932.9	930.7	930.7	930.7

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	11	11	0
	0	0	0
	0	0	0
History	98	73	25

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
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	11	6	54.55	38.6	1400.9	1439.5
Standard	11	6	54.55	38.6	1400.9	1439.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1432.9	1430.1	1430.7	1430.7
2025-09-01	1432.9	1430.1	1430.7	1430.7
2025-08-01	1432.9	1430.1	1430.7	1430.7
2025-07-01	1432.9	1430.1	1430.7	1430.7
2025-06-01	1432.9	1430.1	1430.7	1430.7
2025-05-01	1432.9	1430.1	1430.7	1430.7
2025-04-01	1432.9	1430.1	1430.7	1430.7
2025-03-01	1432.9	1430.1	1430.7	1430.7
2025-02-01	1432.9	1430.1	1430.7	1430.7
2025-01-01	1432.9	1430.1	1430.7	1430.7
2024-12-01	1432.9	1430.1	1430.7	1430.7
2024-11-01	1432.9	1430.1	1430.7	1430.7
2024-10-01	1432.9	1430.1	1430.7	1430.7
2024-09-01	1432.9	1430.1	1430.7	1430.7
2024-08-01	1432.9	1430.1	1430.7	1430.7
2024-07-01	1432.9	1430.1	1430.7	1430.7
2024-06-01	1432.9	1430.1	1430.7	1430.7
2024-08-01	1432.9	1430.1	1430.7	1430.7
2024-04-01	1432.9	1430.1	1430.7	1430.7
2024-03-01	1432.9	1430.1	1430.7	1430.7
2024-02-01	1432.9	1430.1	1430.7	1430.7
2024-01-01	1432.9	1430.1	1430.7	1430.7
2023-12-01	1432.9	1430.1	1430.7	1430.7
2023-11-01	1432.9	1430.1	1430.7	1430.7

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	Wynie Robbertse Open Tournament 2023 (B)	2023-06-03	2023-06-03	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
2	2023 Elize Steenkamp Open Tournament (B)	2023-06-16	2023-06-16	Standard	Tshwane (GTP)	6	6	3.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2023 Elize Steenkamp Open Tournament				Tournament 2023 Elize Steenkamp Open Tournament
		date 2023-06-16	rnd 3	type Standard	result 1	date 2023-06-16	rnd 5	type Standard	result 0.5
		Opponent Ferreira, H (Hechter)				Opponent Koning, L (Lehan)
2	2	Tournament Wynie Robbertse Open Tournament 2023				Tournament Wynie Robbertse Open Tournament 2023
		date 2023-06-03	rnd 3	type Standard	result 1	date 2023-06-03	rnd 4	type Standard	result 0.5
		Opponent Maharaj, A (Anaamika)				Opponent Kirstein, T (Tinus Ederich)
3	1	Tournament 2023 Elize Steenkamp Open Tournament				Tournament 2023 Elize Steenkamp Open Tournament
		date 2023-06-16	rnd 1	type Standard	result 1	date 2023-06-16	rnd 1	type Standard	result 1
		Opponent Botha, RMJ (Robert)				Opponent Botha, RMJ (Robert)

#	Games	Start				End
1	3	Tournament 2023 Elize Steenkamp Open Tournament				Tournament 2023 Elize Steenkamp Open Tournament
		date 2023-06-16	rnd 3	type Standard	result 1	date 2023-06-16	rnd 5	type Standard	result 0.5
		Opponent Ferreira, H (Hechter)				Opponent Koning, L (Lehan)
2	2	Tournament Wynie Robbertse Open Tournament 2023				Tournament Wynie Robbertse Open Tournament 2023
		date 2023-06-03	rnd 3	type Standard	result 1	date 2023-06-03	rnd 4	type Standard	result 0.5
		Opponent Maharaj, A (Anaamika)				Opponent Kirstein, T (Tinus Ederich)
3	1	Tournament 2023 Elize Steenkamp Open Tournament				Tournament 2023 Elize Steenkamp Open Tournament
		date 2023-06-16	rnd 1	type Standard	result 1	date 2023-06-16	rnd 1	type Standard	result 1
		Opponent Botha, RMJ (Robert)				Opponent Botha, RMJ (Robert)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2023 Elize Steenkamp Open Tournament				Tournament 2023 Elize Steenkamp Open Tournament
		date 2023-06-16	rnd 3	type Standard	result 1	date 2023-06-16	rnd 4	type Standard	result 1
		Opponent Ferreira, H (Hechter)				Opponent Mathe, M (Mpumelelo)
2	1	Tournament 2023 Elize Steenkamp Open Tournament				Tournament 2023 Elize Steenkamp Open Tournament
		date 2023-06-16	rnd 1	type Standard	result 1	date 2023-06-16	rnd 1	type Standard	result 1
		Opponent Botha, RMJ (Robert)				Opponent Botha, RMJ (Robert)
3	1	Tournament Wynie Robbertse Open Tournament 2023				Tournament Wynie Robbertse Open Tournament 2023
		date 2023-06-03	rnd 3	type Standard	result 1	date 2023-06-03	rnd 3	type Standard	result 1
		Opponent Maharaj, A (Anaamika)				Opponent Maharaj, A (Anaamika)

#	Games	Start				End
1	2	Tournament 2023 Elize Steenkamp Open Tournament				Tournament 2023 Elize Steenkamp Open Tournament
		date 2023-06-16	rnd 3	type Standard	result 1	date 2023-06-16	rnd 4	type Standard	result 1
		Opponent Ferreira, H (Hechter)				Opponent Mathe, M (Mpumelelo)
2	1	Tournament 2023 Elize Steenkamp Open Tournament				Tournament 2023 Elize Steenkamp Open Tournament
		date 2023-06-16	rnd 1	type Standard	result 1	date 2023-06-16	rnd 1	type Standard	result 1
		Opponent Botha, RMJ (Robert)				Opponent Botha, RMJ (Robert)
3	1	Tournament Wynie Robbertse Open Tournament 2023				Tournament Wynie Robbertse Open Tournament 2023
		date 2023-06-03	rnd 3	type Standard	result 1	date 2023-06-03	rnd 3	type Standard	result 1
		Opponent Maharaj, A (Anaamika)				Opponent Maharaj, A (Anaamika)

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	Kirstein ,T (Tinus Ederich)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
1	Kirstein ,T (Tinus Ederich)	1	1400.7	1400.7	1	1391.5	1400.7	0	0	0	0	0	0
2	Ferreira ,H (Hechter)	1	1	425	1	1	425	0	0	0	0	0	0
2	Ferreira ,H (Hechter)	1	1319	1744	1	1325.8	1744	0	0	0	0	0	0
3	Matthyser ,J (Jason)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Matthyser ,J (Jason)	1	1574.3	1149.3	1	1564.2	1149.3	0	0	0	0	0	0
4	Koning ,L (Lehan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Koning ,L (Lehan)	1	1544	1544	1	1540.8	1544	0	0	0	0	0	0
5	Mathe ,M (Mpumelelo)	1	1	425	1	1	425	0	0	0	0	0	0
5	Mathe ,M (Mpumelelo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Mcphail ,R (Ryan)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mcphail ,R (Ryan)	1	1481.5	1056.5	1	1479.3	1056.5	0	0	0	0	0	0
7	Naude ,N (Nia)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Naude ,N (Nia)	1	1388.8	963.8	1	1379.7	963.8	0	0	0	0	0	0
8	Stephen ,B (Bulelani)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Stephen ,B (Bulelani)	1	1545	1120	1	1536.5	1120	0	0	0	0	0	0
9	Maharaj ,A (Anaamika)	1	1	425	1	1	425	0	0	0	0	0	0
9	Maharaj ,A (Anaamika)	1	1354.8	1779.8	1	1347.8	1779.8	0	0	0	0	0	0
10	Botha ,RMJ (Robert)	1	1	425	1	1	425	0	0	0	0	0	0
10	Botha ,RMJ (Robert)	1	1307.9	1732.9	1	1271.4	1732.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Marketos, D (Dennis)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms