Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mariah, D (Dineshan)

Chess SA id

1820151729

FIDE id

Date of birth

1982-07-03 (Adult)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-03-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1264.3	1222.6	1300	1300
Raw rating	1264.3	1222.6	1300	1300
Weighted rating	1263.9	1222.3	1299.7	1299.7
Weighted performance	0	0	0	0
Floor	764.3	722.6	800	800
K-factor	36	36	36	36
Min/Max rating change allowed	151.3	160.6	143.8	143.8
Highest rating	1264.3 2024-03-01	1222.6 2024-03-01	1300 2024-03-01	1300 2024-03-01
Highest raw rating	1264.3 2024-03-01	1222.6 2024-03-01	1300 2024-03-01	1300 2024-03-01
Highest weighted rating	1260.3 2025-08-01	1219.7 2025-08-01	1296.7 2025-08-01	1296.7 2025-08-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1264.3	1222.6	1300	1300
Analysis
Rating	1264.3	1222.6	1300	1300
Raw rating	1264.3	1222.6	1300	1300
Weighted rating	1263.9	1222.3	1299.7
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	764.3	722.6	800	800
Max/Min rating change allowed	151.3	160.6	143.8	143.8
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	1264.3	1222.6	1300	1300
New weighted rating	1264.3	1222.6	1300	1300
New weighted performance	0	0	0	0
Temp new rating	1264.3	1222.6	1300	1300
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1264.3	1222.6	1300	1300
New K-factor	36	36	36	36
New floor	764.3	722.6	800	800

Item	Main	Standard
	0	0
	0	0
	0	0
	5	5
	0	0
	0	0
History	5	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Ekurhuleni (GE)
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	5	1	20	-255	1170.2	915.2
Standard	5	1	20	-255	1170.2	915.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1264.3	1222.6	1300	1300
2025-09-30	1264.3	1222.6	1300	1300
2025-09-01	1264.3	1222.6	1300	1300
2025-08-01	1264.3	1222.6	1300	1300
2025-07-01	1264.3	1222.6	1300	1300
2025-06-01	1264.3	1222.6	1300	1300
2025-05-01	1264.3	1222.6	1300	1300
2025-04-01	1264.3	1222.6	1300	1300
2025-03-01	1264.3	1222.6	1300	1300
2025-02-01	1264.3	1222.6	1300	1300
2025-01-01	1264.3	1222.6	1300	1300
2024-12-01	1264.3	1222.6	1300	1300
2024-11-01	1264.3	1222.6	1300	1300
2024-10-01	1264.3	1222.6	1300	1300
2024-09-01	1264.3	1222.6	1300	1300
2024-08-01	1264.3	1222.6	1300	1300
2024-07-01	1264.3	1222.6	1300	1300
2024-09-01	1264.3	1222.6	1300	1300
2024-05-01	1264.3	1222.6	1300	1300
2024-04-01	1264.3	1222.6	1300	1300
2024-03-01	1264.3	1222.6	1300	1300
2024-02-01	1264.3	1222.6	1300	1300
2024-01-01	1264.3	1222.6	1300	1300
2023-12-01	1144.9	1133.2	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	Ekurhuleni Springs Open 4 March 2023 (B)	2023-03-04	2023-03-04	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament Ekurhuleni Springs Open 4 March 2023				Tournament Ekurhuleni Springs Open 4 March 2023
		date 2023-03-04	rnd 3	type Standard	result 1	date 2023-03-04	rnd 3	type Standard	result 1
		Opponent Engelbrecht, V (Veronica)				Opponent Engelbrecht, V (Veronica)

#	Games	Start				End
1	1	Tournament Ekurhuleni Springs Open 4 March 2023				Tournament Ekurhuleni Springs Open 4 March 2023
		date 2023-03-04	rnd 3	type Standard	result 1	date 2023-03-04	rnd 3	type Standard	result 1
		Opponent Engelbrecht, V (Veronica)				Opponent Engelbrecht, V (Veronica)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Ekurhuleni Springs Open 4 March 2023				Tournament Ekurhuleni Springs Open 4 March 2023
		date 2023-03-04	rnd 3	type Standard	result 1	date 2023-03-04	rnd 3	type Standard	result 1
		Opponent Engelbrecht, V (Veronica)				Opponent Engelbrecht, V (Veronica)

#	Games	Start				End
1	1	Tournament Ekurhuleni Springs Open 4 March 2023				Tournament Ekurhuleni Springs Open 4 March 2023
		date 2023-03-04	rnd 3	type Standard	result 1	date 2023-03-04	rnd 3	type Standard	result 1
		Opponent Engelbrecht, V (Veronica)				Opponent Engelbrecht, V (Veronica)

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	Mynhardt ,J (Joe)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Mynhardt ,J (Joe)	1	1200	775	1	1200	775	0	0	0	0	0	0
2	Nel ,B (Bertie)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Nel ,B (Bertie)	1	1142.2	717.2	1	1130	717.2	0	0	0	0	0	0
3	Snyders ,E (Estie)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Snyders ,E (Estie)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Engelbrecht ,V (Veronica)	1	1	425	1	1	425	0	0	0	0	0	0
4	Engelbrecht ,V (Veronica)	1	1108.7	1533.7	1	1085.6	1533.7	0	0	0	0	0	0
5	Noack ,S (Stefanie)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Noack ,S (Stefanie)	1	1200	775	1	1200	775	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

Mariah, D (Dineshan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms