Chess South Africa Ratings Database

PLAYER PAGE

Personal

Erasmus, A (Ashton)

Chess SA id

1120138420

FIDE id

Date of birth

2012-04-03 (U16)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-11-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1336.8	1300.8	1335.5	1291.8
Raw rating	1336.8	1300.8	1284.2	1291.8
Weighted rating	1333.8	1299.9	1335.5	1214.4
Weighted performance	1226.3	1011.9	1139	0
Floor	842.3	800.8	863	791.8
K-factor	36	36	36	36
Min/Max rating change allowed	136.5	143.6	147.1	145.5
Highest rating	1342.3 2024-10-01	1300.8 2024-08-01	1434.9 2022-09-01	1291.8 2025-11-30
Highest raw rating	1342.3 2024-10-01	1300.8 2024-08-01	1363 2024-10-01	1291.8 2025-11-30
Highest weighted rating	1336.8 2025-09-01	1297.7 2025-08-01	1353.5 2025-09-01	1207.3 2025-11-30
Highest weighted performance	1314.9 2023-08-01	1292.1 2023-08-01	1434.9 2022-09-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	-4.3	0
New rating	1336.8	1300.8	1331.2	1291.8
Analysis
Rating	1336.8	1300.8	1335.5	1291.8
Raw rating	1336.8	1300.8	1284.2	1291.8
Weighted rating	1333.8	1299.9	1335.5
Weighted performance	1226.3	1011.9	1139
K-factor	36	36	36	36
Floor	842.3	800.8	863	791.8
Max/Min rating change allowed	136.5	143.6	147.1	145.5
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	1336.8	1300.8	1284.2	1291.8
New weighted rating	1334.2	1300.2	1331.2	1221.1
New weighted performance	1217.9	1003.1	1130.7	0
Temp new rating	1336.8	1300.8	1331.2	1291.8
Temp new rating +/-	0	0	-4.3	0
Final new rating +/-	0	0	-4.3	0
New rating	1336.8	1300.8	1331.2	1291.8
New K-factor	36	36	36	36
New floor	842.3	800.8	863	791.8

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	21	0	12	9
	28	10	18	0
	21	10	11	0
	20	10	10	0
	0	0	0	0
History	90	30	51	9

Games since
	Main 49	Standard 10		Rapid 30		Blitz 9
Gender	Male
Age group	U14
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	2887		929		66
Male	2304		711		45
U14	516		170		14
U14 Male	381		120		10
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	821		423		45
Male	680		350		32
U14	171		93		11
U14 Male	131		74		7
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	11.5	54.76	40.5	1365.4	1405.9
Standard	0	0	0	0	0	0
Rapid	12	4.5	37.5	-106.2	1307.9	1201.7
Blitz	9	7	77.78	236.1	1442	1678.1
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	90	55	61.11	94.4	1264.8	1359.3
Standard	30	17.5	58.33	70.8	1245	1315.8
Rapid	51	30.5	59.8	83.3	1245.2	1328.6
Blitz	9	7	77.78	236.1	1442	1678.1

Date	Main	Standard	Rapid	Blitz
2026-01-01	1336.8	1300.8	1284.2	1291.8
2025-11-30	1336.8	1300.8	1284.2	1291.8
2025-11-01	1304.4	1300.8	1284.2	1200
2025-09-30	1304.4	1300.8	1284.2	1200
2025-09-01	1341.3	1300.8	1357.7	1200
2025-08-01	1342.3	1300.8	1363	1200
2025-07-01	1342.3	1300.8	1363	1200
2025-06-01	1342.3	1300.8	1363	1200
2025-05-01	1342.3	1300.8	1363	1200
2025-04-01	1342.3	1300.8	1363	1200
2025-03-01	1342.3	1300.8	1363	1200
2025-02-01	1342.3	1300.8	1363	1200
2025-01-01	1342.3	1300.8	1363	1200
2024-12-01	1342.3	1300.8	1363	1200
2024-11-01	1342.3	1300.8	1363	1200
2024-10-01	1342.3	1300.8	1363	1200
2024-09-01	1328.9	1300.8	1338.2	1200
2024-11-01	1328.9	1300.8	1338.2	1200
2024-07-01	1324.4	1288.6	1338.2	1200
2024-06-01	1324.4	1288.6	1338.2	1200
2024-05-01	1324.4	1288.6	1338.2	1200
2024-04-01	1309.7	1288.6	1305.8	1200
2024-03-01	1313.4	1284.3	1311.6	1200
2024-02-01	1313.4	1284.3	1311.6	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	Hermanus Chess Club November Blitz 2025 (Junior)	2025-11-29	2025-11-29	Blitz	Overberg (WOS)	9	9	7	Yes	Analysis
2	Overberg Club Championship 2025	2025-09-13	2025-09-13	Rapid	Overberg (WOS)	7	6	1	Yes	Analysis
3	Kleinmond Chess Club Open 2025 (U14)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	6	3.5	Yes	Analysis
4	Kleinmond Chess Club Open 2024 (U12)	2024-09-07	2024-09-07	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
5	Overberg Schools - Top Schools 2024 (U13 Mixed)	2024-07-27	2024-07-27	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
6	Hermanus Chess Club Open 2024 (Development)	2024-04-20	2024-04-20	Rapid	Overberg (WOS)	7	7	5	Yes	Analysis
7	Overberg Schools - PS Closed 2024 (U13 Boys)	2024-03-16	2024-03-16	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
8	Overberg Schools - PS Trials Region 3 2024 (U13 Boys)	2024-03-02	2024-03-02	Rapid	Overberg (WOS)	5	5	3	Yes	Analysis
9	Overberg Top Schools 2023 (U11)	2023-08-05	2023-08-05	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
10	Overberg School Chess Closed Tournament 2023 (U11 Boys)	2023-03-25	2023-03-25	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
11	Overberg Primary School Trials (Region 2)	2023-02-24	2023-03-10	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
12	Overberg Schools Open Tournament 2023 (U12)	2023-02-11	2023-02-11	Rapid	Overberg (WOS)	5	5	3	Yes	Analysis
13	Kleinmond Open Tournament 2022 (C)	2022-09-10	2022-09-10	Rapid	Overberg (WOS)	5	5	5	Yes	Analysis
14	Overberg Topskole 2022 (O13)	2022-08-20	2022-08-20	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
15	OCF Open 2022 (U12)	2022-04-09	2022-04-09	Rapid	Overberg (WOS)	5	5	2	Yes	Analysis
16	Overberg Primary Schools Closed 2022 (U11 Boys)	2022-03-12	2022-03-12	Standard	Overberg (WOS)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament Kleinmond Open Tournament 2022				Tournament Overberg Schools Open Tournament 2023
		date 2022-09-10	rnd 1	type Rapid	result 1	date 2023-02-11	rnd 1	type Rapid	result 1
		Opponent Drury, R (Riko)				Opponent Fisher, H (Heinz)
2	4	Tournament Kleinmond Chess Club Open 2024				Tournament Kleinmond Chess Club Open 2025
		date 2024-09-07	rnd 6	type Rapid	result 1	date 2025-08-30	rnd 3	type Rapid	result 1
		Opponent Nyika, A (Alvin)				Opponent Steenkamp, C (Chavan)
3	4	Tournament Overberg School Chess Closed Tournament 2023				Tournament Overberg Top Schools 2023
		date 2023-03-25	rnd 5	type Standard	result 1	date 2023-08-05	rnd 3	type Standard	result 1
		Opponent Pretorius, D (Dominic Reinhart)				Opponent Du Preez, C (Christiaan)

#	Games	Start				End
1	4	Tournament Overberg School Chess Closed Tournament 2023				Tournament Overberg Top Schools 2023
		date 2023-03-25	rnd 5	type Standard	result 1	date 2023-08-05	rnd 3	type Standard	result 1
		Opponent Pretorius, D (Dominic Reinhart)				Opponent Du Preez, C (Christiaan)
2	3	Tournament Overberg Top Schools 2023				Tournament Overberg Schools - PS Closed 2024
		date 2023-08-05	rnd 5	type Standard	result 1	date 2024-03-16	rnd 2	type Standard	result 1
		Opponent Van Den Berg, P (Petru)				Opponent Swart, J (Jayden)
3	2	Tournament Overberg Schools - Top Schools 2024				Tournament Overberg Schools - Top Schools 2024
		date 2024-07-27	rnd 4	type Standard	result 1	date 2024-07-27	rnd 5	type Standard	result 1
		Opponent Foye, L (Logan)				Opponent Lowe, C (Connor)

#	Games	Start				End
1	6	Tournament Kleinmond Open Tournament 2022				Tournament Overberg Schools Open Tournament 2023
		date 2022-09-10	rnd 1	type Rapid	result 1	date 2023-02-11	rnd 1	type Rapid	result 1
		Opponent Drury, R (Riko)				Opponent Fisher, H (Heinz)
2	4	Tournament Kleinmond Chess Club Open 2024				Tournament Kleinmond Chess Club Open 2025
		date 2024-09-07	rnd 6	type Rapid	result 1	date 2025-08-30	rnd 3	type Rapid	result 1
		Opponent Nyika, A (Alvin)				Opponent Steenkamp, C (Chavan)
3	4	Tournament Overberg Primary School Trials				Tournament Overberg Schools - PS Trials Region 3 2024
		date 2023-03-10	rnd 5	type Rapid	result 1	date 2024-03-02	rnd 2	type Rapid	result 1
		Opponent Franken, R (Roy)				Opponent Prins, C (Christiaan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Kleinmond Open Tournament 2022				Tournament Overberg Schools Open Tournament 2023
		date 2022-09-10	rnd 1	type Rapid	result 1	date 2023-02-11	rnd 1	type Rapid	result 1
		Opponent Drury, R (Riko)				Opponent Fisher, H (Heinz)
2	4	Tournament Overberg School Chess Closed Tournament 2023				Tournament Overberg Top Schools 2023
		date 2023-03-25	rnd 5	type Standard	result 1	date 2023-08-05	rnd 3	type Standard	result 1
		Opponent Pretorius, D (Dominic Reinhart)				Opponent Du Preez, C (Christiaan)
3	4	Tournament Overberg Primary School Trials				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-03-10	rnd 5	type Rapid	result 1	date 2023-03-25	rnd 2	type Standard	result 1
		Opponent Franken, R (Roy)				Opponent Mong, B (Bernardus Johannes)

#	Games	Start				End
1	4	Tournament Overberg School Chess Closed Tournament 2023				Tournament Overberg Top Schools 2023
		date 2023-03-25	rnd 5	type Standard	result 1	date 2023-08-05	rnd 3	type Standard	result 1
		Opponent Pretorius, D (Dominic Reinhart)				Opponent Du Preez, C (Christiaan)
2	3	Tournament Overberg Top Schools 2023				Tournament Overberg Schools - PS Closed 2024
		date 2023-08-05	rnd 5	type Standard	result 1	date 2024-03-16	rnd 2	type Standard	result 1
		Opponent Van Den Berg, P (Petru)				Opponent Swart, J (Jayden)
3	2	Tournament Overberg Schools - Top Schools 2024				Tournament Overberg Schools - Top Schools 2024
		date 2024-07-27	rnd 4	type Standard	result 1	date 2024-07-27	rnd 5	type Standard	result 1
		Opponent Foye, L (Logan)				Opponent Lowe, C (Connor)

#	Games	Start				End
1	6	Tournament Kleinmond Open Tournament 2022				Tournament Overberg Schools Open Tournament 2023
		date 2022-09-10	rnd 1	type Rapid	result 1	date 2023-02-11	rnd 1	type Rapid	result 1
		Opponent Drury, R (Riko)				Opponent Fisher, H (Heinz)
2	4	Tournament Overberg Primary School Trials				Tournament Overberg Schools - PS Trials Region 3 2024
		date 2023-03-10	rnd 5	type Rapid	result 1	date 2024-03-02	rnd 2	type Rapid	result 1
		Opponent Franken, R (Roy)				Opponent Prins, C (Christiaan)
3	3	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-20	rnd 4	type Rapid	result 1	date 2024-04-20	rnd 6	type Rapid	result 1
		Opponent Tait, S (Savannah)				Opponent Otto, T (Taylor)

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	Stevens ,DA (Danielle-Ann)	3	0	-425	1	0	-425	2	0	-425	0	0	0
1	Stevens ,DA (Danielle-Ann)	3	1472.4	1047.4	1	1347.3	1047.4	2	1478.8	1047.4	0	0	0
2	Du Preez ,C (Christiaan)	2	1	0	2	1	0	0	0	0	0	0	0
2	Du Preez ,C (Christiaan)	2	1235.3	1235.3	2	1226.7	1235.3	0	0	0	0	0	0
3	Foye ,L (Logan)	2	1	0	2	1	0	0	0	0	0	0	0
3	Foye ,L (Logan)	2	1313.9	1313.9	2	1275.2	1313.9	0	0	0	0	0	0
4	Viljoen ,P (Pieter)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Viljoen ,P (Pieter)	2	1246.1	821.1	2	1232.3	821.1	0	0	0	0	0	0
5	Lowe ,C (Connor)	2	2	425	2	2	425	0	0	0	0	0	0
5	Lowe ,C (Connor)	2	1285.8	1710.8	2	1285.1	1710.8	0	0	0	0	0	0
6	Van Der Merwe ,D (Dante)	2	2	425	1	1	425	1	1	425	0	0	0
6	Van Der Merwe ,D (Dante)	2	1159.5	1584.5	1	1200	1584.5	1	1173.6	1584.5	0	0	0
7	Swart ,E (Eon)	2	1	0	1	0	-425	1	1	425	0	0	0
7	Swart ,E (Eon)	2	1170.7	1170.7	1	1174.4	745.7	1	1258.3	1595.7	0	0	0
8	Arendse ,J (Jenivah)	2	1	0	1	1	425	1	0	-425	0	0	0
8	Arendse ,J (Jenivah)	2	1126.5	1126.5	1	1154	1551.5	1	1200	701.5	0	0	0
9	Drury ,R (Riko)	2	2	425	0	0	0	2	2	425	0	0	0
9	Drury ,R (Riko)	2	1148	1573	0	0	0	2	1146.8	1573	0	0	0
10	Els ,D (Dante)	2	1	0	0	0	0	2	1	0	0	0	0
10	Els ,D (Dante)	2	1189.2	1189.2	0	0	0	2	1184.1	1189.2	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Erasmus, A (Ashton)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms