Chess South Africa Ratings Database

PLAYER PAGE

Personal

Erasmus, A (Arno)

Chess SA id

1110138750

FIDE id

Date of birth

2011-12-15 (U16)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1210.9	1199.9	1213.5	1200
Raw rating	1210.9	1199.9	1213.5	1200
Weighted rating	1201.7	1199.9	1203.2	1200
Weighted performance	0	0	0	0
Floor	710.9	700	713.5	700
K-factor	36	36	36	36
Min/Max rating change allowed	163.3	165.8	162.7	165.8
Highest rating	1210.9 2025-04-01	1200 2018-10-01	1213.5 2025-03-01	1200 2018-10-01
Highest raw rating	1210.9 2025-04-01	1200 2024-02-01	1213.5 2025-03-01	1200 2024-02-01
Highest weighted rating	1210.9 2018-10-01	1200 2018-10-01	1213.5 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2024-02-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1210.9	1199.9	1213.5	1200
Analysis
Rating	1210.9	1199.9	1213.5	1200
Raw rating	1210.9	1199.9	1213.5	1200
Weighted rating	1201.7	1199.9	1203.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	710.9	700	713.5	700
Max/Min rating change allowed	163.3	165.8	162.7	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	1210.9	1199.9	1213.5	1200
New weighted rating	1202.7	1199.9	1204.4	1200
New weighted performance	0	0	0	0
Temp new rating	1210.9	1199.9	1213.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1210.9	1199.9	1213.5	1200
New K-factor	36	36	36	36
New floor	710.9	700	713.5	700

Item	Main	Standard	Rapid
	0	0	0
	10	5	5
	0	0	0
	5	0	5
	0	0	0
	0	0	0
History	15	5	10

Games since
	Main 10	Standard 5		Rapid 5		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	10	5	50	0	1272.8	1272.8
Standard	5	2	40	-85	1308.4	1223.4
Rapid	5	3	60	85	1237.1	1322.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	15	7	46.67	-28.3	1254.8	1226.4
Standard	5	2	40	-85	1308.4	1223.4
Rapid	10	5	50	0	1227.9	1227.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1210.9	1199.9	1213.5	1200
2025-09-01	1210.9	1199.9	1213.5	1200
2025-08-01	1210.9	1199.9	1213.5	1200
2025-07-01	1210.9	1199.9	1213.5	1200
2025-06-01	1210.9	1199.9	1213.5	1200
2025-05-01	1210.9	1199.9	1213.5	1200
2025-04-01	1210.9	1199.4	1213.5	1200
2025-03-01	1207	1200	1213.5	1200
2025-02-01	1191.2	1200	1191	1200
2025-01-01	1191	1200	1190.8	1200
2024-12-01	1191	1200	1190.8	1200
2024-11-01	1191	1200	1190.8	1200
2024-10-01	1191	1200	1190.8	1200
2024-09-01	1191	1200	1190.8	1200
2024-08-01	1191	1200	1190.8	1200
2024-07-01	1191	1200	1190.8	1200
2024-06-01	1191	1200	1190.8	1200
2024-08-01	1191	1200	1190.8	1200
2024-04-01	1191	1200	1190.8	1200
2024-03-01	1191	1200	1190.8	1200
2024-02-01	1191	1200	1190.8	1200
2024-01-01	1191	1200	1190.8	1200
2023-12-01	1191	1200	1190.8	1200
2023-11-01	1191	1200	1190.8	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	West Coast Schools Chess Prestige 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	5	2	Yes	Analysis
2	Lower West Coast Prestige 2025 (U15 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	West Coast Schools Chess Prestige 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	5	2	Yes	Analysis
2	Lower West Coast Prestige 2025 (U15 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
3	Youth Day 1 2023 (Development)	2023-06-17	2023-06-17	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
4	2022 East Dist Individuals (U11)	2022-03-13	2022-03-13	Rapid	Cape Town (WCT)	6	0	0	No	Analysis

#	Games	Start				End
1	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent November, J (Jovanni)				Opponent Lombaard, R (Royston)
2	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Toontjies, K (Kayl)				Opponent Toontjies, K (Kayl)
3	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Kok, H (Hyron)				Opponent Kok, H (Hyron)

#	Games	Start				End
1	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent November, J (Jovanni)				Opponent Lombaard, R (Royston)

#	Games	Start				End
1	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Toontjies, K (Kayl)				Opponent Toontjies, K (Kayl)
2	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Kok, H (Hyron)				Opponent Kok, H (Hyron)
3	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Oncke, J (Jacquin)				Opponent Oncke, J (Jacquin)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent November, J (Jovanni)				Opponent Lombaard, R (Royston)
2	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Toontjies, K (Kayl)				Opponent Toontjies, K (Kayl)
3	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Kok, H (Hyron)				Opponent Kok, H (Hyron)

#	Games	Start				End
1	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent November, J (Jovanni)				Opponent Lombaard, R (Royston)

#	Games	Start				End
1	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Toontjies, K (Kayl)				Opponent Toontjies, K (Kayl)
2	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Kok, H (Hyron)				Opponent Kok, H (Hyron)
3	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Oncke, J (Jacquin)				Opponent Oncke, J (Jacquin)

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	November ,J (Jovanni)	1	1	425	1	1	425	0	0	0	0	0	0
1	November ,J (Jovanni)	1	1281	1706	1	1204	1706	0	0	0	0	0	0
2	Lombaard ,R (Royston)	1	1	425	1	1	425	0	0	0	0	0	0
2	Lombaard ,R (Royston)	1	1211.5	1636.5	1	1200	1636.5	0	0	0	0	0	0
3	Siebritz ,Y (Yul)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Siebritz ,Y (Yul)	1	1416.1	991.1	1	1327.6	991.1	0	0	0	0	0	0
4	Sedeman ,A (Aiden)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Sedeman ,A (Aiden)	1	1405.2	980.2	1	1297.5	980.2	0	0	0	0	0	0
5	Lenee ,G (Gauis)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Lenee ,G (Gauis)	1	1228.4	803.4	1	1200	803.4	0	0	0	0	0	0
6	Ellman ,A (Andries)	1	1	425	0	0	0	1	1	425	0	0	0
6	Ellman ,A (Andries)	1	1205.7	1630.7	0	0	0	1	1257.9	1630.7	0	0	0
7	Fredericks ,K (Keaghan)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Fredericks ,K (Keaghan)	1	1200	775	0	0	0	1	1200	775	0	0	0
8	Engelbrecht ,S (Shaquille)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Engelbrecht ,S (Shaquille)	1	1208.4	783.4	0	0	0	1	1213	783.4	0	0	0
9	Oncke ,J (Jacquin)	1	1	425	0	0	0	1	1	425	0	0	0
9	Oncke ,J (Jacquin)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Shoshola ,D (Diego)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Shoshola ,D (Diego)	1	1279.9	854.9	0	0	0	1	1329.3	854.9	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 (Arno)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms