Chess South Africa Ratings Database

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Personal

Volgraaff, A (Alexander)

Chess SA id

1170153150

FIDE id

Date of birth

2017-08-22 (U10)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-14

Personal details last changed

1900-01-01

Junior GPX Games

18.2

Junior GPX Points

1137.6

Item	Main	Standard	Rapid	Blitz
Rating	1313	1290.1	1316.6	1200
Raw rating	1313	1289.5	1316.6	1200
Weighted rating	1307	1290.1	1297.4	1200
Weighted performance	1180.9	0	1170.9	0
Floor	861.6	833.8	827.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	141.2	146	140.4	165.8
Highest rating	1383.6 2024-02-01	1391.6 2023-05-01	1491.1 2024-02-01	1200 2018-10-01
Highest raw rating	1361.6 2025-04-01	1333.8 2025-04-01	1327.8 2025-03-01	1200 2024-03-01
Highest weighted rating	1301.9 2025-08-01	1287.6 2025-08-01	1327.8 2024-10-01	1200 2018-10-01
Highest weighted performance	1383.6 2024-02-01	1391.6 2023-05-01	1491.1 2024-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0.6	0	0
New rating	1313	1290.7	1316.6	1200
Analysis
Rating	1313	1290.1	1316.6	1200
Raw rating	1313	1289.5	1316.6	1200
Weighted rating	1307	1290.1	1297.4
Weighted performance	1180.9	0	1170.9
K-factor	36	36	36	36
Floor	861.6	833.8	827.8	700
Max/Min rating change allowed	141.2	146	140.4	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	1313	1289.5	1316.6	1200
New weighted rating	1308.4	1290.7	1300	1200
New weighted performance	1173.6	0	1163.2	0
Temp new rating	1313	1290.7	1316.6	1200
Temp new rating +/-	0	0.6	0	0
Final new rating +/-	0	0.6	0	0
New rating	1313	1290.7	1316.6	1200
New K-factor	36	36	36	36
New floor	861.6	833.8	827.8	700

Item	Main	Standard	Rapid
	0	0	0
	21	12	9
	20	6	14
	11	6	5
	0	0	0
	0	0	0
History	52	24	28

Games since
	Main 41	Standard 18		Rapid 23		Blitz 0
Gender	Male
Age group	U10
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	3143		1027		91
Male	2462		763		63
U10	263		80		4
U10 Male	210		56		2
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	966		493		105
Male	793		402		82
U10	75		42		7
U10 Male	63		34		5
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	21	14.5	69.05	161.9	1230.2	1392.1
Standard	12	7.5	62.5	106.2	1233.9	1340.2
Rapid	9	7	77.78	236.1	1225.3	1461.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	52	35	67.31	147.1	1217.7	1364.8
Standard	24	15.5	64.58	124	1233.6	1357.5
Rapid	28	19.5	69.64	167	1204.2	1371.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1313	1289.5	1316.6	1200
2025-09-30	1313	1289.5	1316.6	1200
2025-09-01	1313	1289.5	1316.6	1200
2025-08-01	1313	1289.5	1316.6	1200
2025-07-01	1318	1289.5	1327.8	1200
2025-06-01	1318	1289.5	1327.8	1200
2025-05-01	1361.6	1333.8	1327.8	1200
2025-04-01	1361.6	1333.8	1327.8	1200
2025-03-01	1317.2	1284.2	1327.8	1200
2025-02-01	1274.3	1284.2	1253.3	1200
2025-01-01	1251.2	1284.2	1203.9	1200
2024-12-01	1251.2	1284.2	1203.9	1200
2024-11-01	1302.5	1284.2	1287.4	1200
2024-10-01	1302.5	1284.2	1287.4	1200
2024-09-01	1302.5	1284.2	1287.4	1200
2024-08-01	1302.5	1284.2	1287.4	1200
2024-07-01	1302.5	1284.2	1287.4	1200
2024-09-01	1302.5	1284.2	1287.4	1200
2024-05-01	1282.7	1253.2	1287.4	1200
2024-04-01	1282.7	1253.2	1287.4	1200
2024-03-01	1255.9	1253.2	1238.4	1200
2024-02-01	1255.9	1253.2	1238.4	1200
2024-01-01	1255.9	1253.2	1238.4	1200
2023-12-01	1255.9	1253.2	1238.4	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	Upper West Coast Top Schools 2025 (U7+U9)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	4	2	Yes	Analysis
2	Western Cape Schools Individual Championship 2025 (U9 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
3	West Coast Schools Chess Prestige 2025 (U9 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	5	Yes	Analysis
4	Upper West Coast Presrige 2025 (U9 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Upper West Coast Top Schools 2025 (U7+U9)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	4	2	Yes	Analysis
2	Western Cape Schools Individual Championship 2025 (U9 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
3	West Coast Schools Chess Prestige 2025 (U9 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	5	Yes	Analysis
4	Upper West Coast Presrige 2025 (U9 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis
5	West Coast Grand Challange League 2024 (PS Champions)	2024-10-26	2024-10-26	Rapid	West Coast (WCU)	5	4	0	Yes	Analysis
6	Western Cape PS Individuals Championship 2024 (U7 Boys)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
7	West Coast Schools Chess Prestige Championships 2024 (U7)	2024-03-09	2024-03-09	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
8	Bo-Weskus Skole Prestige 2024 (O7)	2024-02-10	2024-02-10	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis
9	Western Cape PS Individuals 2023 (U7 Boys)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
10	Bo-Weskus Skole Prestige 2023 (O7 Seuns)	2023-03-04	2023-03-04	Rapid	West Coast (WCU)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	9	Tournament Upper West Coast Presrige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Karolus, D (Davian)				Opponent Williams, T (Tyler)
2	7	Tournament Western Cape PS Individuals 2023				Tournament Bo-Weskus Skole Prestige 2024
		date 2023-05-06	rnd 5	type Standard	result 1	date 2024-02-10	rnd 5	type Rapid	result 1
		Opponent Sacco, A (Aldrin)				Opponent Van Wyk, J (Jan)
3	7	Tournament Bo-Weskus Skole Prestige 2023				Tournament Western Cape PS Individuals 2023
		date 2023-03-04	rnd 1	type Rapid	result 0.5	date 2023-05-05	rnd 2	type Standard	result 1
		Opponent Diergaardt, M (Massimo)				Opponent Van Eeden, C (Christian)

#	Games	Start				End
1	4	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Revmatas, N (Nikolai)				Opponent Williams, T (Tyler)
2	4	Tournament Western Cape PS Individuals 2023				Tournament Western Cape PS Individuals Championship 2024
		date 2023-05-06	rnd 5	type Standard	result 1	date 2024-05-04	rnd 2	type Standard	result 1
		Opponent Sacco, A (Aldrin)				Opponent Harris, A (Alex)
3	2	Tournament West Coast Schools Chess Prestige 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-08	rnd 6	type Standard	result 1	date 2025-05-17	rnd 1	type Standard	result 0.5
		Opponent Kilian, E (Eli)				Opponent Fortuin, L (Liam)

#	Games	Start				End
1	10	Tournament Bo-Weskus Skole Prestige 2023				Tournament Bo-Weskus Skole Prestige 2024
		date 2023-03-04	rnd 1	type Rapid	result 0.5	date 2024-02-10	rnd 5	type Rapid	result 1
		Opponent Diergaardt, M (Massimo)				Opponent Van Wyk, J (Jan)
2	5	Tournament Upper West Coast Presrige 2025				Tournament Upper West Coast Presrige 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Karolus, D (Davian)				Opponent Cloete, B (Beau-Login)
3	4	Tournament West Coast Schools Chess Prestige Championships 2024				Tournament West Coast Schools Chess Prestige Championships 2024
		date 2024-03-09	rnd 2	type Rapid	result 1	date 2024-03-09	rnd 5	type Rapid	result 1
		Opponent Van Wyk, J (Jan)				Opponent Louw, D (Dean)

No games found.

#	Games	Start				End

#	Games	Start				End
1	9	Tournament Upper West Coast Presrige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Karolus, D (Davian)				Opponent Williams, T (Tyler)
2	7	Tournament Western Cape PS Individuals 2023				Tournament Bo-Weskus Skole Prestige 2024
		date 2023-05-06	rnd 5	type Standard	result 1	date 2024-02-10	rnd 5	type Rapid	result 1
		Opponent Sacco, A (Aldrin)				Opponent Van Wyk, J (Jan)
3	6	Tournament West Coast Schools Chess Prestige Championships 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-03-09	rnd 2	type Rapid	result 1	date 2024-05-04	rnd 2	type Standard	result 1
		Opponent Van Wyk, J (Jan)				Opponent Harris, A (Alex)

#	Games	Start				End
1	4	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Revmatas, N (Nikolai)				Opponent Williams, T (Tyler)
2	4	Tournament Western Cape PS Individuals 2023				Tournament Western Cape PS Individuals Championship 2024
		date 2023-05-06	rnd 5	type Standard	result 1	date 2024-05-04	rnd 2	type Standard	result 1
		Opponent Sacco, A (Aldrin)				Opponent Harris, A (Alex)
3	2	Tournament Western Cape PS Individuals Championship 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-05-04	rnd 4	type Standard	result 1	date 2024-05-05	rnd 5	type Standard	result 1
		Opponent Hessie, L (Luke)				Opponent Louw, S (Sarel Johannes)

#	Games	Start				End
1	7	Tournament Bo-Weskus Skole Prestige 2023				Tournament Bo-Weskus Skole Prestige 2024
		date 2023-03-04	rnd 4	type Rapid	result 1	date 2024-02-10	rnd 5	type Rapid	result 1
		Opponent Burger, A (Adrian)				Opponent Van Wyk, J (Jan)
2	5	Tournament Upper West Coast Presrige 2025				Tournament Upper West Coast Presrige 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Karolus, D (Davian)				Opponent Cloete, B (Beau-Login)
3	4	Tournament West Coast Schools Chess Prestige Championships 2024				Tournament West Coast Schools Chess Prestige Championships 2024
		date 2024-03-09	rnd 2	type Rapid	result 1	date 2024-03-09	rnd 5	type Rapid	result 1
		Opponent Van Wyk, J (Jan)				Opponent Louw, D (Dean)

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	Snyman ,J (Jerran)	3	2.5	283.3	1	1	425	2	1.5	212.5	0	0	0
1	Snyman ,J (Jerran)	3	1189.1	1472.5	1	1200	1614.1	2	1183.2	1401.6	0	0	0
2	Revmatas ,N (Nikolai)	2	2	425	2	2	425	0	0	0	0	0	0
2	Revmatas ,N (Nikolai)	2	1183.2	1608.2	2	1170.1	1608.2	0	0	0	0	0	0
3	Sacco ,A (Aldrin)	2	2	425	1	1	425	1	1	425	0	0	0
3	Sacco ,A (Aldrin)	2	1218.5	1643.5	1	1200	1643.5	1	1200	1643.5	0	0	0
4	Niemand ,J (Jano)	2	1	0	1	1	425	1	0	-425	0	0	0
4	Niemand ,J (Jano)	2	1201.3	1201.3	1	1147.4	1626.3	1	1265.3	776.3	0	0	0
5	Van Wyk ,J (Jan)	2	2	425	0	0	0	2	2	425	0	0	0
5	Van Wyk ,J (Jan)	2	1199.5	1624.5	0	0	0	2	1199.2	1624.5	0	0	0
6	Kilian ,E (Eli)	1	1	425	1	1	425	0	0	0	0	0	0
6	Kilian ,E (Eli)	1	1209.7	1634.7	1	1200	1634.7	0	0	0	0	0	0
7	Van Eeden ,C (Christian)	1	1	425	1	1	425	0	0	0	0	0	0
7	Van Eeden ,C (Christian)	1	1288	1713	1	1287.3	1713	0	0	0	0	0	0
8	Van Wyk ,A (Alonzo)	1	1	425	1	1	425	0	0	0	0	0	0
8	Van Wyk ,A (Alonzo)	1	1164.6	1589.6	1	1200	1589.6	0	0	0	0	0	0
9	Williams ,T (Tyler)	1	1	425	1	1	425	0	0	0	0	0	0
9	Williams ,T (Tyler)	1	1278.2	1703.2	1	1227.6	1703.2	0	0	0	0	0	0
10	Roeloffze ,J (James)	1	1	425	1	1	425	0	0	0	0	0	0
10	Roeloffze ,J (James)	1	1139.5	1564.5	1	1161.6	1564.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Volgraaff, A (Alexander)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms