Chess South Africa Ratings Database

PLAYER PAGE

Personal

Marais, D (Dewandre)

Chess SA id

1050300775

FIDE id

Date of birth

2005-03-12 (Adult)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-03-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1208	1203.2	1200	1200
Raw rating	1208	1203.2	1200	1200
Weighted rating	1207.6	1203	1200	1200
Weighted performance	0	0	0	0
Floor	708	703.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	163.9	165.1	165.8	165.8
Highest rating	1208 2024-04-01	1203.2 2024-04-01	1200 2024-04-01	1200 2024-04-01
Highest raw rating	1208 2024-04-01	1203.2 2024-04-01	1200 2024-04-01	1200 2024-04-01
Highest weighted rating	1208 2024-10-01	1203.2 2024-10-01	1200 2024-04-01	1200 2024-04-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-04-01	1200 2024-04-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1208	1203.2	1200	1200
Analysis
Rating	1208	1203.2	1200	1200
Raw rating	1208	1203.2	1200	1200
Weighted rating	1207.6	1203	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	708	703.2	700	700
Max/Min rating change allowed	163.9	165.1	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	1208	1203.2	1200	1200
New weighted rating	1207.7	1203.1	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1208	1203.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1208	1203.2	1200	1200
New K-factor	36	36	36	36
New floor	708	703.2	700	700

Item	Main	Standard
	0	0
	0	0
	11	11
	0	0
	0	0
	0	0
History	11	11

Games since
	Main 11	Standard 11		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Eden (WEG)
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	11	5.5	50	0	1221.4	1221.4
Standard	11	5.5	50	0	1221.4	1221.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1208	1203.2	1200	1200
2025-09-01	1208	1203.2	1200	1200
2025-08-01	1208	1203.2	1200	1200
2025-07-01	1208	1203.2	1200	1200
2025-06-01	1208	1203.2	1200	1200
2025-05-01	1208	1203.2	1200	1200
2025-04-01	1208	1203.2	1200	1200
2025-03-01	1208	1203.2	1200	1200
2025-02-01	1208	1203.2	1200	1200
2025-01-01	1208	1203.2	1200	1200
2024-12-01	1208	1203.2	1200	1200
2024-11-01	1208	1203.2	1200	1200
2024-10-01	1208	1203.2	1200	1200
2024-09-01	1208	1203.2	1200	1200
2024-08-01	1208	1203.2	1200	1200
2024-07-01	1208	1203.2	1200	1200
2024-06-01	1208	1203.2	1200	1200
2024-08-01	1208	1203.2	1200	1200
2024-04-01	1208	1203.2	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	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	Western Cape HS Individuals Championship 2024 (U20 Boys+Girls)	2024-03-21	2024-03-22	Standard	Overberg (WOS)	6	6	2	Yes	Analysis
2	Eden School Chess Trials 1 2024 (U20 Mix)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament Eden School Chess Trials 1 2024				Tournament Eden School Chess Trials 1 2024
		date 2024-03-09	rnd 2	type Standard	result 1	date 2024-03-09	rnd 5	type Standard	result 0.5
		Opponent Cremer, L (Leah)				Opponent Langhtrey, B (Brentiano)
2	2	Tournament Western Cape HS Individuals Championship 2024				Tournament Western Cape HS Individuals Championship 2024
		date 2024-03-21	rnd 3	type Standard	result 1	date 2024-03-21	rnd 4	type Standard	result 1
		Opponent Fourie, S (Shane)				Opponent Geel, R (Ruan)

#	Games	Start				End
1	4	Tournament Eden School Chess Trials 1 2024				Tournament Eden School Chess Trials 1 2024
		date 2024-03-09	rnd 2	type Standard	result 1	date 2024-03-09	rnd 5	type Standard	result 0.5
		Opponent Cremer, L (Leah)				Opponent Langhtrey, B (Brentiano)
2	2	Tournament Western Cape HS Individuals Championship 2024				Tournament Western Cape HS Individuals Championship 2024
		date 2024-03-21	rnd 3	type Standard	result 1	date 2024-03-21	rnd 4	type Standard	result 1
		Opponent Fourie, S (Shane)				Opponent Geel, R (Ruan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Eden School Chess Trials 1 2024				Tournament Eden School Chess Trials 1 2024
		date 2024-03-09	rnd 2	type Standard	result 1	date 2024-03-09	rnd 4	type Standard	result 1
		Opponent Cremer, L (Leah)				Opponent Botha, J (Jonathan)
2	2	Tournament Western Cape HS Individuals Championship 2024				Tournament Western Cape HS Individuals Championship 2024
		date 2024-03-21	rnd 3	type Standard	result 1	date 2024-03-21	rnd 4	type Standard	result 1
		Opponent Fourie, S (Shane)				Opponent Geel, R (Ruan)

#	Games	Start				End
1	3	Tournament Eden School Chess Trials 1 2024				Tournament Eden School Chess Trials 1 2024
		date 2024-03-09	rnd 2	type Standard	result 1	date 2024-03-09	rnd 4	type Standard	result 1
		Opponent Cremer, L (Leah)				Opponent Botha, J (Jonathan)
2	2	Tournament Western Cape HS Individuals Championship 2024				Tournament Western Cape HS Individuals Championship 2024
		date 2024-03-21	rnd 3	type Standard	result 1	date 2024-03-21	rnd 4	type Standard	result 1
		Opponent Fourie, S (Shane)				Opponent Geel, R (Ruan)

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	Fourie ,S (Shane)	2	2	425	2	2	425	0	0	0	0	0	0
1	Fourie ,S (Shane)	2	1184	1609	2	1180	1609	0	0	0	0	0	0
2	Mitchell ,C (Cayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Mitchell ,C (Cayden)	1	1121.1	696.1	1	1105.6	696.1	0	0	0	0	0	0
3	Lose ,L (Luvo)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Lose ,L (Luvo)	1	1253.2	828.2	1	1232.2	828.2	0	0	0	0	0	0
4	De Lange ,G (Gebhart)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	De Lange ,G (Gebhart)	1	1207.2	782.2	1	1199.8	782.2	0	0	0	0	0	0
5	Geel ,R (Ruan)	1	1	425	1	1	425	0	0	0	0	0	0
5	Geel ,R (Ruan)	1	1177.6	1602.6	1	1134.8	1602.6	0	0	0	0	0	0
6	Van Wyk ,J (Jonathan)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Van Wyk ,J (Jonathan)	1	1303.2	878.2	1	1317.2	878.2	0	0	0	0	0	0
7	Cremer ,L (Leah)	1	1	425	1	1	425	0	0	0	0	0	0
7	Cremer ,L (Leah)	1	1147.3	1572.3	1	1137.2	1572.3	0	0	0	0	0	0
8	Langhtrey ,B (Brentiano)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Langhtrey ,B (Brentiano)	1	1148.5	1148.5	1	1139.2	1148.5	0	0	0	0	0	0
9	Botha ,J (Jonathan)	1	1	425	1	1	425	0	0	0	0	0	0
9	Botha ,J (Jonathan)	1	1222.3	1647.3	1	1216.4	1647.3	0	0	0	0	0	0
10	Claassen ,R (Ruwaldo)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Claassen ,R (Ruwaldo)	1	1487.1	1062.1	1	1465.2	1062.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Marais, D (Dewandre)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms