Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kay, D (David)

Chess SA id

1150302672

FIDE id

Date of birth

2015-09-15 (U12)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1255.4	1200	1283.2	1200
Raw rating	1255.4	1200	1283.2	1200
Weighted rating	1231.2	1200	1249.9	1200
Weighted performance	0	0	0	0
Floor	755.4	700	783.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	153.2	165.8	147.3	165.8
Highest rating	1492.3 2024-04-01	1200 2024-05-01	1504.1 2024-04-01	1200 2024-05-01
Highest raw rating	1255.4 2025-07-01	1200 2024-05-01	1283.2 2025-07-01	1200 2024-05-01
Highest weighted rating	1225.4 2025-08-01	1200 2024-05-01	1241.7 2025-08-01	1200 2024-05-01
Highest weighted performance	1492.3 2024-04-01	1200 2024-05-01	1504.1 2024-04-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1255.4	1200	1283.2	1200
Analysis
Rating	1255.4	1200	1283.2	1200
Raw rating	1255.4	1200	1283.2	1200
Weighted rating	1231.2	1200	1249.9
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	755.4	700	783.2	700
Max/Min rating change allowed	153.2	165.8	147.3	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	1255.4	1200	1283.2	1200
New weighted rating	1233.8	1200	1253.6	1200
New weighted performance	0	0	0	0
Temp new rating	1255.4	1200	1283.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1255.4	1200	1283.2	1200
New K-factor	36	36	36	36
New floor	755.4	700	783.2	700

Item	Main	Rapid
	0	0
	5	5
	3	3
	0	0
	0	0
	0	0
History	8	8

Games since
	Main 8	Standard 0		Rapid 8		Blitz 0
Gender	Male
Age group	U12
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	5	4	80	255	1256.5	1511.5
Standard	0	0	0	0	0	0
Rapid	5	4	80	255	1256.5	1511.5
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	8	6.5	81.25	265.6	1264.1	1529.7
Standard	0	0	0	0	0	0
Rapid	8	6.5	81.25	265.6	1264.1	1529.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1255.4	1200	1283.2	1200
2025-09-01	1255.4	1200	1283.2	1200
2025-08-01	1255.4	1200	1283.2	1200
2025-07-01	1255.4	1200	1283.2	1200
2025-06-01	1223.1	1200	1239.6	1200
2025-05-01	1223.1	1200	1239.6	1200
2025-04-01	1223.1	1200	1239.6	1200
2025-03-01	1223.1	1200	1239.6	1200
2025-02-01	1223.1	1200	1239.6	1200
2025-01-01	1223.1	1200	1239.6	1200
2024-12-01	1223.1	1200	1239.6	1200
2024-11-01	1223.1	1200	1239.6	1200
2024-10-01	1223.1	1200	1239.6	1200
2024-09-01	1223.1	1200	1239.6	1200
2024-08-01	1223.1	1200	1239.6	1200
2024-07-01	1223.1	1200	1239.6	1200
2024-06-01	1223.1	1200	1239.6	1200
2024-08-01	1223.1	1200	1239.6	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
2023-11-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Chess Power House Youth Day Rapid 2025 (D)	2025-06-16	2025-06-16	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Chess Power House Youth Day Rapid 2025 (D)	2025-06-16	2025-06-16	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis
2	JCC King David Linksfield Rapid 2024 (D)	2024-04-21	2024-04-21	Rapid	Johannesburg Metro (GJM)	5	3	2.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament JCC King David Linksfield Rapid 2024				Tournament Chess Power House Youth Day Rapid 2025
		date 2024-04-21	rnd 1	type Rapid	result 1	date 2025-06-16	rnd 1	type Rapid	result 1
		Opponent Tenzer, A (Alexander)				Opponent Nazario, M (Michel)
2	3	Tournament Chess Power House Youth Day Rapid 2025				Tournament Chess Power House Youth Day Rapid 2025
		date 2025-06-16	rnd 3	type Rapid	result 1	date 2025-06-16	rnd 5	type Rapid	result 1
		Opponent Moss, D (Danielle)				Opponent Scop, S (Sam)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament JCC King David Linksfield Rapid 2024				Tournament Chess Power House Youth Day Rapid 2025
		date 2024-04-21	rnd 1	type Rapid	result 1	date 2025-06-16	rnd 1	type Rapid	result 1
		Opponent Tenzer, A (Alexander)				Opponent Nazario, M (Michel)
2	3	Tournament Chess Power House Youth Day Rapid 2025				Tournament Chess Power House Youth Day Rapid 2025
		date 2025-06-16	rnd 3	type Rapid	result 1	date 2025-06-16	rnd 5	type Rapid	result 1
		Opponent Moss, D (Danielle)				Opponent Scop, S (Sam)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Chess Power House Youth Day Rapid 2025				Tournament Chess Power House Youth Day Rapid 2025
		date 2025-06-16	rnd 3	type Rapid	result 1	date 2025-06-16	rnd 5	type Rapid	result 1
		Opponent Moss, D (Danielle)				Opponent Scop, S (Sam)
2	2	Tournament JCC King David Linksfield Rapid 2024				Tournament JCC King David Linksfield Rapid 2024
		date 2024-04-21	rnd 1	type Rapid	result 1	date 2024-04-21	rnd 2	type Rapid	result 1
		Opponent Tenzer, A (Alexander)				Opponent Mafane, A (Atlegang)
3	1	Tournament Chess Power House Youth Day Rapid 2025				Tournament Chess Power House Youth Day Rapid 2025
		date 2025-06-16	rnd 1	type Rapid	result 1	date 2025-06-16	rnd 1	type Rapid	result 1
		Opponent Nazario, M (Michel)				Opponent Nazario, M (Michel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Chess Power House Youth Day Rapid 2025				Tournament Chess Power House Youth Day Rapid 2025
		date 2025-06-16	rnd 3	type Rapid	result 1	date 2025-06-16	rnd 5	type Rapid	result 1
		Opponent Moss, D (Danielle)				Opponent Scop, S (Sam)
2	2	Tournament JCC King David Linksfield Rapid 2024				Tournament JCC King David Linksfield Rapid 2024
		date 2024-04-21	rnd 1	type Rapid	result 1	date 2024-04-21	rnd 2	type Rapid	result 1
		Opponent Tenzer, A (Alexander)				Opponent Mafane, A (Atlegang)
3	1	Tournament Chess Power House Youth Day Rapid 2025				Tournament Chess Power House Youth Day Rapid 2025
		date 2025-06-16	rnd 1	type Rapid	result 1	date 2025-06-16	rnd 1	type Rapid	result 1
		Opponent Nazario, M (Michel)				Opponent Nazario, M (Michel)

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	Tenzer ,A (Alexander)	2	1	0	0	0	0	2	1	0	0	0	0
1	Tenzer ,A (Alexander)	2	1355.3	1355.3	0	0	0	2	1212.4	1355.3	0	0	0
2	Scop ,E (Emma)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
2	Scop ,E (Emma)	1	1189.8	1189.8	0	0	0	1	1174.4	1189.8	0	0	0
3	Farkas ,G (Gadi)	1	1	425	0	0	0	1	1	425	0	0	0
3	Farkas ,G (Gadi)	1	1342.8	1767.8	0	0	0	1	1239.4	1767.8	0	0	0
4	Scop ,S (Sam)	1	1	425	0	0	0	1	1	425	0	0	0
4	Scop ,S (Sam)	1	1124.3	1549.3	0	0	0	1	1166	1549.3	0	0	0
5	Nazario ,M (Michel)	1	1	425	0	0	0	1	1	425	0	0	0
5	Nazario ,M (Michel)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
6	Moss ,D (Danielle)	1	1	425	0	0	0	1	1	425	0	0	0
6	Moss ,D (Danielle)	1	1182	1607	0	0	0	1	1156.5	1607	0	0	0
7	Mafane ,A (Atlegang)	1	1	425	0	0	0	1	1	425	0	0	0
7	Mafane ,A (Atlegang)	1	1363.6	1788.6	0	0	0	1	1257.2	1788.6	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Kay, 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