Chess South Africa Ratings Database

PLAYER PAGE

Personal

Keyser, D (Declan)

Chess SA id

1090154875

FIDE id

Date of birth

2009-11-21 (U18)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1227.8	1223.7	1219.4	1200
Raw rating	1227.8	1223.7	1219.4	1200
Weighted rating	1214	1208.7	1219.4	1200
Weighted performance	0	0	0	0
Floor	727.8	723.7	719.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	159.4	160.3	161.3	165.8
Highest rating	1227.8 2025-06-01	1223.7 2025-06-01	1287.2 2023-05-01	1200 2018-10-01
Highest raw rating	1227.8 2025-06-01	1223.7 2025-06-01	1219.4 2024-02-01	1200 2024-02-01
Highest weighted rating	1211 2025-08-01	1205.4 2025-08-01	1219.4 2025-04-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2024-02-01	1287.2 2023-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1227.8	1223.7	1219.4	1200
Analysis
Rating	1227.8	1223.7	1219.4	1200
Raw rating	1227.8	1223.7	1219.4	1200
Weighted rating	1214	1208.7	1219.4
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	727.8	723.7	719.4	700
Max/Min rating change allowed	159.4	160.3	161.3	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	1227.8	1223.7	1219.4	1200
New weighted rating	1215.4	1210.2	1219.4	1200
New weighted performance	0	0	0	0
Temp new rating	1227.8	1223.7	1219.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1227.8	1223.7	1219.4	1200
New K-factor	36	36	36	36
New floor	727.8	723.7	719.4	700

Item	Main	Standard	Rapid
	0	0	0
	5	5	0
	0	0	0
	5	0	5
	0	0	0
	0	0	0
History	10	5	5

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
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	5	3	60	85	1238.3	1323.3
Standard	5	3	60	85	1238.3	1323.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	10	6	60	85	1197.4	1282.4
Standard	5	3	60	85	1238.3	1323.3
Rapid	5	3	60	85	1156.5	1241.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1227.8	1223.7	1219.4	1200
2025-09-01	1227.8	1223.7	1219.4	1200
2025-08-01	1227.8	1223.7	1219.4	1200
2025-07-01	1227.8	1223.7	1219.4	1200
2025-06-01	1227.8	1223.7	1219.4	1200
2025-05-01	1206	1200	1219.4	1200
2025-04-01	1206	1200	1219.4	1200
2025-03-01	1206	1200	1219.4	1200
2025-02-01	1206	1200	1219.4	1200
2025-01-01	1206	1200	1219.4	1200
2024-12-01	1206	1200	1219.4	1200
2024-11-01	1206	1200	1219.4	1200
2024-10-01	1206	1200	1219.4	1200
2024-09-01	1206	1200	1219.4	1200
2024-08-01	1206	1200	1219.4	1200
2024-07-01	1206	1200	1219.4	1200
2024-06-01	1206	1200	1219.4	1200
2024-08-01	1206	1200	1219.4	1200
2024-04-01	1206	1200	1219.4	1200
2024-03-01	1206	1200	1219.4	1200
2024-02-01	1206	1200	1219.4	1200
2024-01-01	1206	1200	1219.4	1200
2023-12-01	1206	1200	1219.4	1200
2023-11-01	1206	1200	1219.4	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	Benoni High School Cluster 2025 (U17)	2025-05-10	2025-05-10	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Benoni High School Cluster 2025 (U17)	2025-05-10	2025-05-10	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
2	Benoni Cluster High School League 2023 (U15 Open)	2023-05-06	2023-05-06	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 1	type Standard	result 1	date 2025-05-10	rnd 3	type Standard	result 1
		Opponent Kuit, L (Levi)				Opponent Chauke, R (Reitumetse)
2	2	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 1	type Rapid	result 1	date 2023-05-06	rnd 2	type Rapid	result 1
		Opponent Fourie, D (Dante)				Opponent Jordaan, CJ (Christiaan)
3	1	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 4	type Rapid	result 1	date 2023-05-06	rnd 4	type Rapid	result 1
		Opponent Nhleko, Z (Ziyanda)				Opponent Nhleko, Z (Ziyanda)

#	Games	Start				End
1	3	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 1	type Standard	result 1	date 2025-05-10	rnd 3	type Standard	result 1
		Opponent Kuit, L (Levi)				Opponent Chauke, R (Reitumetse)

#	Games	Start				End
1	2	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 1	type Rapid	result 1	date 2023-05-06	rnd 2	type Rapid	result 1
		Opponent Fourie, D (Dante)				Opponent Jordaan, CJ (Christiaan)
2	1	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 4	type Rapid	result 1	date 2023-05-06	rnd 4	type Rapid	result 1
		Opponent Nhleko, Z (Ziyanda)				Opponent Nhleko, Z (Ziyanda)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 1	type Standard	result 1	date 2025-05-10	rnd 3	type Standard	result 1
		Opponent Kuit, L (Levi)				Opponent Chauke, R (Reitumetse)
2	2	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 1	type Rapid	result 1	date 2023-05-06	rnd 2	type Rapid	result 1
		Opponent Fourie, D (Dante)				Opponent Jordaan, CJ (Christiaan)
3	1	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 4	type Rapid	result 1	date 2023-05-06	rnd 4	type Rapid	result 1
		Opponent Nhleko, Z (Ziyanda)				Opponent Nhleko, Z (Ziyanda)

#	Games	Start				End
1	3	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 1	type Standard	result 1	date 2025-05-10	rnd 3	type Standard	result 1
		Opponent Kuit, L (Levi)				Opponent Chauke, R (Reitumetse)

#	Games	Start				End
1	2	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 1	type Rapid	result 1	date 2023-05-06	rnd 2	type Rapid	result 1
		Opponent Fourie, D (Dante)				Opponent Jordaan, CJ (Christiaan)
2	1	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 4	type Rapid	result 1	date 2023-05-06	rnd 4	type Rapid	result 1
		Opponent Nhleko, Z (Ziyanda)				Opponent Nhleko, Z (Ziyanda)

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	Kuit ,L (Levi)	1	1	425	1	1	425	0	0	0	0	0	0
1	Kuit ,L (Levi)	1	1199.8	1624.8	1	1199.7	1624.8	0	0	0	0	0	0
2	Kotze ,M (Morne)	1	1	425	1	1	425	0	0	0	0	0	0
2	Kotze ,M (Morne)	1	1183.1	1608.1	1	1219.2	1608.1	0	0	0	0	0	0
3	Helmbold ,K (Kurt)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Helmbold ,K (Kurt)	1	1294.1	869.1	1	1255.1	869.1	0	0	0	0	0	0
4	Chauke ,R (Reitumetse)	1	1	425	1	1	425	0	0	0	0	0	0
4	Chauke ,R (Reitumetse)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Myburgh ,X (Xuan)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Myburgh ,X (Xuan)	1	1314.6	889.6	1	1225.5	889.6	0	0	0	0	0	0
6	Jordaan ,CJ (Christiaan)	1	1	425	0	0	0	1	1	425	0	0	0
6	Jordaan ,CJ (Christiaan)	1	938.7	1363.7	0	0	0	1	1200	1363.7	0	0	0
7	Nhleko ,Z (Ziyanda)	1	1	425	0	0	0	1	1	425	0	0	0
7	Nhleko ,Z (Ziyanda)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Venter ,A (Ary)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Venter ,A (Ary)	1	1278	853	0	0	0	1	1200	853	0	0	0
9	Ussuph ,Y (Yahya)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Ussuph ,Y (Yahya)	1	1166	741	0	0	0	1	1200	741	0	0	0
10	Fourie ,D (Dante)	1	1	425	0	0	0	1	1	425	0	0	0
10	Fourie ,D (Dante)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Keyser, D (Declan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms