Chess South Africa Ratings Database

PLAYER PAGE

Personal

Wiehahn, EA (Erich Andre)

Chess SA id

197042779

FIDE id

Date of birth

1997-09-21 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-09-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1508.7	1519.7	1480.7	1480.7
Raw rating	1508.7	1519.7	1480.7	1480.7
Weighted rating	1508.6	1519.5	1480.7	1480.7
Weighted performance	0	0	0	0
Floor	1008.7	1019.7	980.7	980.7
K-factor	32	32	32	32
Min/Max rating change allowed	106.8	105.2	111.2	111.2
Highest rating	1748.4 2018-09-01	1749.7 2018-09-01	1480.7 2018-12-01	1480.7 2018-12-01
Highest raw rating	1508.7 2024-02-01	1519.7 2024-02-01	1480.7 2024-02-01	1480.7 2024-02-01
Highest weighted rating	1508.4 2025-08-01	1519.1 2025-08-01	1480.7 2018-12-01	1480.7 2018-12-01
Highest weighted performance	1748.4 2018-09-01	1749.7 2018-09-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1508.7	1519.7	1480.7	1480.7
Analysis
Rating	1508.7	1519.7	1480.7	1480.7
Raw rating	1508.7	1519.7	1480.7	1480.7
Weighted rating	1508.6	1519.5	1480.7
Weighted performance	0	0	0
K-factor	32	32	32	32
Floor	1008.7	1019.7	980.7	980.7
Max/Min rating change allowed	106.8	105.2	111.2	111.2
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	1508.7	1519.7	1480.7	1480.7
New weighted rating	1508.7	1519.6	1480.7	1480.7
New weighted performance	0	0	0	0
Temp new rating	1508.7	1519.7	1480.7	1480.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1508.7	1519.7	1480.7	1480.7
New K-factor	32	32	32	32
New floor	1008.7	1019.7	980.7	980.7

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	207	207

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	2	2	100	425	1315.1	1740.1
Standard	2	2	100	425	1315.1	1740.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1508.7	1519.7	1480.7	1480.7
2025-09-01	1508.7	1519.7	1480.7	1480.7
2025-08-01	1508.7	1519.7	1480.7	1480.7
2025-07-01	1508.7	1519.7	1480.7	1480.7
2025-06-01	1508.7	1519.7	1480.7	1480.7
2025-05-01	1508.7	1519.7	1480.7	1480.7
2025-04-01	1508.7	1519.7	1480.7	1480.7
2025-03-01	1508.7	1519.7	1480.7	1480.7
2025-02-01	1508.7	1519.7	1480.7	1480.7
2025-01-01	1508.7	1519.7	1480.7	1480.7
2024-12-01	1508.7	1519.7	1480.7	1480.7
2024-11-01	1508.7	1519.7	1480.7	1480.7
2024-10-01	1508.7	1519.7	1480.7	1480.7
2024-09-01	1508.7	1519.7	1480.7	1480.7
2024-08-01	1508.7	1519.7	1480.7	1480.7
2024-07-01	1508.7	1519.7	1480.7	1480.7
2024-06-01	1508.7	1519.7	1480.7	1480.7
2024-08-01	1508.7	1519.7	1480.7	1480.7
2024-04-01	1508.7	1519.7	1480.7	1480.7
2024-03-01	1508.7	1519.7	1480.7	1480.7
2024-02-01	1508.7	1519.7	1480.7	1480.7
2024-01-01	1508.7	1519.7	1480.7	1480.7
2023-12-01	1499	1500.5	1480.7	1480.7
2023-11-01	1499	1500.5	1480.7	1480.7

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 Rapid 2023 (A)	2023-04-22	2023-04-22	Rapid	Overberg (WOS)	6	0	0	No	Analysis
2	2018 Western Province League (C)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	11	2	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2018 Western Province League				Tournament 2018 Western Province League
		date 2018-08-04	rnd 1	type Standard	result 1	date 2018-08-04	rnd 2	type Standard	result 1
		Opponent Moollajee, R (Rehaan)				Opponent Montgomery, E (Elizabeth)

#	Games	Start				End
1	2	Tournament 2018 Western Province League				Tournament 2018 Western Province League
		date 2018-08-04	rnd 1	type Standard	result 1	date 2018-08-04	rnd 2	type Standard	result 1
		Opponent Moollajee, R (Rehaan)				Opponent Montgomery, E (Elizabeth)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2018 Western Province League				Tournament 2018 Western Province League
		date 2018-08-04	rnd 1	type Standard	result 1	date 2018-08-04	rnd 2	type Standard	result 1
		Opponent Moollajee, R (Rehaan)				Opponent Montgomery, E (Elizabeth)

#	Games	Start				End
1	2	Tournament 2018 Western Province League				Tournament 2018 Western Province League
		date 2018-08-04	rnd 1	type Standard	result 1	date 2018-08-04	rnd 2	type Standard	result 1
		Opponent Moollajee, R (Rehaan)				Opponent Montgomery, E (Elizabeth)

No games found.

#	Games	Start				End

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	Moollajee ,R (Rehaan)	1	1	425	1	1	425	0	0	0	0	0	0
1	Moollajee ,R (Rehaan)	1	1304.4	1729.4	1	1302.7	1729.4	0	0	0	0	0	0
2	Montgomery ,E (Elizabeth)	1	1	425	1	1	425	0	0	0	0	0	0
2	Montgomery ,E (Elizabeth)	1	1325.7	1750.7	1	1330.1	1750.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Wiehahn, EA (Erich Andre)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms