Chess South Africa Ratings Database

PLAYER PAGE

Personal

Rogers, D (David)

Chess SA id

1110313434

FIDE id

Date of birth

2011-06-06 (U16)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-11-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1214.2	1200	1219.6	1200
Raw rating	1214.2	1200	1219.6	1200
Weighted rating	1210.5	1200	1214.5	1200
Weighted performance	0	0	0	0
Floor	714.2	700	719.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	162.5	165.8	161.2	165.8
Highest rating	1214.2 2024-12-01	1200 2024-11-01	1219.6 2024-12-01	1200 2024-11-01
Highest raw rating	1214.2 2024-12-01	1200 2024-11-01	1219.6 2024-12-01	1200 2024-11-01
Highest weighted rating	1208.5 2025-08-01	1200 2024-11-01	1211.8 2025-08-01	1200 2024-11-01
Highest weighted performance	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1214.2	1200	1219.6	1200
Analysis
Rating	1214.2	1200	1219.6	1200
Raw rating	1214.2	1200	1219.6	1200
Weighted rating	1210.5	1200	1214.5
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	714.2	700	719.6	700
Max/Min rating change allowed	162.5	165.8	161.2	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	1214.2	1200	1219.6	1200
New weighted rating	1211.1	1200	1215.3	1200
New weighted performance	0	0	0	0
Temp new rating	1214.2	1200	1219.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1214.2	1200	1219.6	1200
New K-factor	36	36	36	36
New floor	714.2	700	719.6	700

Item	Main	Rapid
	0	0
	0	0
	6	6
	0	0
	0	0
	0	0
History	6	6

Games since
	Main 6	Standard 0		Rapid 6		Blitz 0
Gender	Male
Age group	U16
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	6	3	50	0	1282.8	1282.8
Standard	0	0	0	0	0	0
Rapid	6	3	50	0	1282.8	1282.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1214.2	1200	1219.6	1200
2025-09-30	1214.2	1200	1219.6	1200
2025-09-01	1214.2	1200	1219.6	1200
2025-08-01	1214.2	1200	1219.6	1200
2025-07-01	1214.2	1200	1219.6	1200
2025-06-01	1214.2	1200	1219.6	1200
2025-05-01	1214.2	1200	1219.6	1200
2025-04-01	1214.2	1200	1219.6	1200
2025-03-01	1214.2	1200	1219.6	1200
2025-02-01	1214.2	1200	1219.6	1200
2025-01-01	1214.2	1200	1219.6	1200
2024-12-01	1214.2	1200	1219.6	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	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

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	Chess Challengers Championship 2024 (U13)	2024-11-23	2024-11-23	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis

#	Games	Start				End
1	1	Tournament Chess Challengers Championship 2024				Tournament Chess Challengers Championship 2024
		date 2024-11-23	rnd 6	type Rapid	result 1	date 2024-11-23	rnd 6	type Rapid	result 1
		Opponent Iwabuchi, K (Konosuke)				Opponent Iwabuchi, K (Konosuke)
2	1	Tournament Chess Challengers Championship 2024				Tournament Chess Challengers Championship 2024
		date 2024-11-23	rnd 4	type Rapid	result 1	date 2024-11-23	rnd 4	type Rapid	result 1
		Opponent Koegelenberg, O (Olivia)				Opponent Koegelenberg, O (Olivia)
3	1	Tournament Chess Challengers Championship 2024				Tournament Chess Challengers Championship 2024
		date 2024-11-23	rnd 1	type Rapid	result 1	date 2024-11-23	rnd 1	type Rapid	result 1
		Opponent Ismail, Y (Yusha)				Opponent Ismail, Y (Yusha)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Chess Challengers Championship 2024				Tournament Chess Challengers Championship 2024
		date 2024-11-23	rnd 6	type Rapid	result 1	date 2024-11-23	rnd 6	type Rapid	result 1
		Opponent Iwabuchi, K (Konosuke)				Opponent Iwabuchi, K (Konosuke)
2	1	Tournament Chess Challengers Championship 2024				Tournament Chess Challengers Championship 2024
		date 2024-11-23	rnd 4	type Rapid	result 1	date 2024-11-23	rnd 4	type Rapid	result 1
		Opponent Koegelenberg, O (Olivia)				Opponent Koegelenberg, O (Olivia)
3	1	Tournament Chess Challengers Championship 2024				Tournament Chess Challengers Championship 2024
		date 2024-11-23	rnd 1	type Rapid	result 1	date 2024-11-23	rnd 1	type Rapid	result 1
		Opponent Ismail, Y (Yusha)				Opponent Ismail, Y (Yusha)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Chess Challengers Championship 2024				Tournament Chess Challengers Championship 2024
		date 2024-11-23	rnd 6	type Rapid	result 1	date 2024-11-23	rnd 6	type Rapid	result 1
		Opponent Iwabuchi, K (Konosuke)				Opponent Iwabuchi, K (Konosuke)
2	1	Tournament Chess Challengers Championship 2024				Tournament Chess Challengers Championship 2024
		date 2024-11-23	rnd 4	type Rapid	result 1	date 2024-11-23	rnd 4	type Rapid	result 1
		Opponent Koegelenberg, O (Olivia)				Opponent Koegelenberg, O (Olivia)
3	1	Tournament Chess Challengers Championship 2024				Tournament Chess Challengers Championship 2024
		date 2024-11-23	rnd 1	type Rapid	result 1	date 2024-11-23	rnd 1	type Rapid	result 1
		Opponent Ismail, Y (Yusha)				Opponent Ismail, Y (Yusha)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Chess Challengers Championship 2024				Tournament Chess Challengers Championship 2024
		date 2024-11-23	rnd 6	type Rapid	result 1	date 2024-11-23	rnd 6	type Rapid	result 1
		Opponent Iwabuchi, K (Konosuke)				Opponent Iwabuchi, K (Konosuke)
2	1	Tournament Chess Challengers Championship 2024				Tournament Chess Challengers Championship 2024
		date 2024-11-23	rnd 4	type Rapid	result 1	date 2024-11-23	rnd 4	type Rapid	result 1
		Opponent Koegelenberg, O (Olivia)				Opponent Koegelenberg, O (Olivia)
3	1	Tournament Chess Challengers Championship 2024				Tournament Chess Challengers Championship 2024
		date 2024-11-23	rnd 1	type Rapid	result 1	date 2024-11-23	rnd 1	type Rapid	result 1
		Opponent Ismail, Y (Yusha)				Opponent Ismail, Y (Yusha)

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	Bessesen ,J (Joakim)	1	0	-425	0	0	0	1	0	-425	0	0	0
1	Bessesen ,J (Joakim)	1	1386.5	961.5	0	0	0	1	1350.6	961.5	0	0	0
2	Ismail ,Y (Yusha)	1	1	425	0	0	0	1	1	425	0	0	0
2	Ismail ,Y (Yusha)	1	1201.4	1626.4	0	0	0	1	1201.2	1626.4	0	0	0
3	Isaacs ,M (Maahir)	1	0	-425	0	0	0	1	0	-425	0	0	0
3	Isaacs ,M (Maahir)	1	1195.3	770.3	0	0	0	1	1190	770.3	0	0	0
4	Iwabuchi ,K (Konosuke)	1	1	425	0	0	0	1	1	425	0	0	0
4	Iwabuchi ,K (Konosuke)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
5	Sun ,H (Haojia)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Sun ,H (Haojia)	1	1532.9	1107.9	0	0	0	1	1520.7	1107.9	0	0	0
6	Koegelenberg ,O (Olivia)	1	1	425	0	0	0	1	1	425	0	0	0
6	Koegelenberg ,O (Olivia)	1	1180.4	1605.4	0	0	0	1	1168.4	1605.4	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Rogers, D (David)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms