Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ross, D (Dewano)

Chess SA id

1080156868

FIDE id

Date of birth

2008-05-12 (U18)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-05-13

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1221.4	1200	1233.5	1200
Raw rating	1221.4	1200	1233.5	1200
Weighted rating	1221.4	1200	1233.5	1200
Weighted performance	0	0	0	0
Floor	721.4	700	733.5	700
K-factor	36	36	36	36
Min/Max rating change allowed	160.8	165.8	158.1	165.8
Highest rating	1296.7 2023-05-01	1200 2018-10-01	1356.4 2023-05-01	1200 2018-10-01
Highest raw rating	1221.4 2024-02-01	1200 2024-02-01	1233.5 2024-02-01	1200 2024-02-01
Highest weighted rating	1221.4 2025-04-01	1200 2018-10-01	1233.5 2025-04-01	1200 2018-10-01
Highest weighted performance	1296.7 2023-05-01	1200 2024-02-01	1356.4 2023-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1221.4	1200	1233.5	1200
Analysis
Rating	1221.4	1200	1233.5	1200
Raw rating	1221.4	1200	1233.5	1200
Weighted rating	1221.4	1200	1233.5
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	721.4	700	733.5	700
Max/Min rating change allowed	160.8	165.8	158.1	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	1221.4	1200	1233.5	1200
New weighted rating	1221.4	1200	1233.5	1200
New weighted performance	0	0	0	0
Temp new rating	1221.4	1200	1233.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1221.4	1200	1233.5	1200
New K-factor	36	36	36	36
New floor	721.4	700	733.5	700

Item	Main	Rapid
	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	U18
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	3.5	70	170	1189.4	1359.4
Standard	0	0	0	0	0	0
Rapid	5	3.5	70	170	1189.4	1359.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1221.4	1200	1233.5	1200
2025-09-30	1221.4	1200	1233.5	1200
2025-09-01	1221.4	1200	1233.5	1200
2025-08-01	1221.4	1200	1233.5	1200
2025-07-01	1221.4	1200	1233.5	1200
2025-06-01	1221.4	1200	1233.5	1200
2025-05-01	1221.4	1200	1233.5	1200
2025-04-01	1221.4	1200	1233.5	1200
2025-03-01	1221.4	1200	1233.5	1200
2025-02-01	1221.4	1200	1233.5	1200
2025-01-01	1221.4	1200	1233.5	1200
2024-12-01	1221.4	1200	1233.5	1200
2024-11-01	1221.4	1200	1233.5	1200
2024-10-01	1221.4	1200	1233.5	1200
2024-09-01	1221.4	1200	1233.5	1200
2024-08-01	1221.4	1200	1233.5	1200
2024-07-01	1221.4	1200	1233.5	1200
2024-09-01	1221.4	1200	1233.5	1200
2024-05-01	1221.4	1200	1233.5	1200
2024-04-01	1221.4	1200	1233.5	1200
2024-03-01	1221.4	1200	1233.5	1200
2024-02-01	1221.4	1200	1233.5	1200
2024-01-01	1221.4	1200	1233.5	1200
2023-12-01	1221.4	1200	1233.5	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	St Helenabaai Open 2023 (Development)	2023-05-13	2023-05-13	Rapid	West Coast (WCU)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament St Helenabaai Open 2023				Tournament St Helenabaai Open 2023
		date 2023-05-13	rnd 1	type Rapid	result 0.5	date 2023-05-13	rnd 3	type Rapid	result 1
		Opponent Monk, S (Servanni)				Opponent Greyvenstein, J (Jordan)
2	1	Tournament St Helenabaai Open 2023				Tournament St Helenabaai Open 2023
		date 2023-05-13	rnd 5	type Rapid	result 1	date 2023-05-13	rnd 5	type Rapid	result 1
		Opponent Phillips, T (Troy)				Opponent Phillips, T (Troy)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament St Helenabaai Open 2023				Tournament St Helenabaai Open 2023
		date 2023-05-13	rnd 1	type Rapid	result 0.5	date 2023-05-13	rnd 3	type Rapid	result 1
		Opponent Monk, S (Servanni)				Opponent Greyvenstein, J (Jordan)
2	1	Tournament St Helenabaai Open 2023				Tournament St Helenabaai Open 2023
		date 2023-05-13	rnd 5	type Rapid	result 1	date 2023-05-13	rnd 5	type Rapid	result 1
		Opponent Phillips, T (Troy)				Opponent Phillips, T (Troy)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament St Helenabaai Open 2023				Tournament St Helenabaai Open 2023
		date 2023-05-13	rnd 2	type Rapid	result 1	date 2023-05-13	rnd 3	type Rapid	result 1
		Opponent Samuels, J (Jada)				Opponent Greyvenstein, J (Jordan)
2	1	Tournament St Helenabaai Open 2023				Tournament St Helenabaai Open 2023
		date 2023-05-13	rnd 5	type Rapid	result 1	date 2023-05-13	rnd 5	type Rapid	result 1
		Opponent Phillips, T (Troy)				Opponent Phillips, T (Troy)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament St Helenabaai Open 2023				Tournament St Helenabaai Open 2023
		date 2023-05-13	rnd 2	type Rapid	result 1	date 2023-05-13	rnd 3	type Rapid	result 1
		Opponent Samuels, J (Jada)				Opponent Greyvenstein, J (Jordan)
2	1	Tournament St Helenabaai Open 2023				Tournament St Helenabaai Open 2023
		date 2023-05-13	rnd 5	type Rapid	result 1	date 2023-05-13	rnd 5	type Rapid	result 1
		Opponent Phillips, T (Troy)				Opponent Phillips, T (Troy)

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	Monk ,S (Servanni)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
1	Monk ,S (Servanni)	1	1187.6	1187.6	0	0	0	1	1162	1187.6	0	0	0
2	Phillips ,T (Troy)	1	1	425	0	0	0	1	1	425	0	0	0
2	Phillips ,T (Troy)	1	1171.2	1596.2	0	0	0	1	1157.6	1596.2	0	0	0
3	Greyvenstein ,J (Jordan)	1	1	425	0	0	0	1	1	425	0	0	0
3	Greyvenstein ,J (Jordan)	1	1188	1613	0	0	0	1	1184.5	1613	0	0	0
4	Smeda ,M (Mache)	1	0	-425	0	0	0	1	0	-425	0	0	0
4	Smeda ,M (Mache)	1	1200	775	0	0	0	1	1200	775	0	0	0
5	Samuels ,J (Jada)	1	1	425	0	0	0	1	1	425	0	0	0
5	Samuels ,J (Jada)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Ross, D (Dewano)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms