Chess South Africa Ratings Database

PLAYER PAGE

Personal

Gierdien, A (Amien)

Chess SA id

1060149078

FIDE id

Date of birth

2006-08-24 (U20)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-02-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1314.5	1329.8	1200	1200
Raw rating	1314.5	1329.8	1200	1200
Weighted rating	1312.5	1327.6	1200	1200
Weighted performance	0	0	0	0
Floor	814.5	829.8	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	140.9	137.8	165.8	165.8
Highest rating	1497.9 2024-02-01	1484 2024-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1314.5 2024-03-01	1329.8 2024-03-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1310.3 2025-08-01	1325.1 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1497.9 2024-02-01	1484 2024-02-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1314.5	1329.8	1200	1200
Analysis
Rating	1314.5	1329.8	1200	1200
Raw rating	1314.5	1329.8	1200	1200
Weighted rating	1312.5	1327.6	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	814.5	829.8	700	700
Max/Min rating change allowed	140.9	137.8	165.8	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	1314.5	1329.8	1200	1200
New weighted rating	1313.3	1328.5	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1314.5	1329.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1314.5	1329.8	1200	1200
New K-factor	36	36	36	36
New floor	814.5	829.8	700	700

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

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	10	8	80	255	1274.9	1529.9
Standard	10	8	80	255	1274.9	1529.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1314.5	1329.8	1200	1200
2025-09-01	1314.5	1329.8	1200	1200
2025-08-01	1314.5	1329.8	1200	1200
2025-07-01	1314.5	1329.8	1200	1200
2025-06-01	1314.5	1329.8	1200	1200
2025-05-01	1314.5	1329.8	1200	1200
2025-04-01	1314.5	1329.8	1200	1200
2025-03-01	1314.5	1329.8	1200	1200
2025-02-01	1314.5	1329.8	1200	1200
2025-01-01	1314.5	1329.8	1200	1200
2024-12-01	1314.5	1329.8	1200	1200
2024-11-01	1314.5	1329.8	1200	1200
2024-10-01	1314.5	1329.8	1200	1200
2024-09-01	1314.5	1329.8	1200	1200
2024-08-01	1314.5	1329.8	1200	1200
2024-07-01	1314.5	1329.8	1200	1200
2024-06-01	1314.5	1329.8	1200	1200
2024-08-01	1314.5	1329.8	1200	1200
2024-04-01	1314.5	1329.8	1200	1200
2024-03-01	1314.5	1329.8	1200	1200
2024-02-01	1253.8	1262.8	1200	1200
2024-01-01	1253.8	1262.8	1200	1200
2023-12-01	1253.8	1262.8	1200	1200
2023-11-01	1253.8	1262.8	1200	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	Grey College Team Championship 2024 (B)	2024-02-23	2024-02-24	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
2	Grey College Team Championship 2023 (B)	2023-02-03	2023-02-04	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis

#	Games	Start				End
1	3	Tournament Grey College Team Championship 2023				Tournament Grey College Team Championship 2024
		date 2023-02-04	rnd 5	type Standard	result 1	date 2024-02-23	rnd 2	type Standard	result 1
		Opponent Mclachlan, J (James)				Opponent Ogundeji, D (Demi)
2	3	Tournament Grey College Team Championship 2023				Tournament Grey College Team Championship 2023
		date 2023-02-03	rnd 1	type Standard	result 1	date 2023-02-03	rnd 3	type Standard	result 1
		Opponent Van De Vyver, W (Wian)				Opponent Mazibuko, T (Thembani)
3	2	Tournament Grey College Team Championship 2024				Tournament Grey College Team Championship 2024
		date 2024-02-24	rnd 4	type Standard	result 1	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Bennie, J (Johannes)				Opponent Slabber, P (Pieter)

#	Games	Start				End
1	3	Tournament Grey College Team Championship 2023				Tournament Grey College Team Championship 2024
		date 2023-02-04	rnd 5	type Standard	result 1	date 2024-02-23	rnd 2	type Standard	result 1
		Opponent Mclachlan, J (James)				Opponent Ogundeji, D (Demi)
2	3	Tournament Grey College Team Championship 2023				Tournament Grey College Team Championship 2023
		date 2023-02-03	rnd 1	type Standard	result 1	date 2023-02-03	rnd 3	type Standard	result 1
		Opponent Van De Vyver, W (Wian)				Opponent Mazibuko, T (Thembani)
3	2	Tournament Grey College Team Championship 2024				Tournament Grey College Team Championship 2024
		date 2024-02-24	rnd 4	type Standard	result 1	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Bennie, J (Johannes)				Opponent Slabber, P (Pieter)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Grey College Team Championship 2023				Tournament Grey College Team Championship 2024
		date 2023-02-04	rnd 5	type Standard	result 1	date 2024-02-23	rnd 2	type Standard	result 1
		Opponent Mclachlan, J (James)				Opponent Ogundeji, D (Demi)
2	3	Tournament Grey College Team Championship 2023				Tournament Grey College Team Championship 2023
		date 2023-02-03	rnd 1	type Standard	result 1	date 2023-02-03	rnd 3	type Standard	result 1
		Opponent Van De Vyver, W (Wian)				Opponent Mazibuko, T (Thembani)
3	2	Tournament Grey College Team Championship 2024				Tournament Grey College Team Championship 2024
		date 2024-02-24	rnd 4	type Standard	result 1	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Bennie, J (Johannes)				Opponent Slabber, P (Pieter)

#	Games	Start				End
1	3	Tournament Grey College Team Championship 2023				Tournament Grey College Team Championship 2024
		date 2023-02-04	rnd 5	type Standard	result 1	date 2024-02-23	rnd 2	type Standard	result 1
		Opponent Mclachlan, J (James)				Opponent Ogundeji, D (Demi)
2	3	Tournament Grey College Team Championship 2023				Tournament Grey College Team Championship 2023
		date 2023-02-03	rnd 1	type Standard	result 1	date 2023-02-03	rnd 3	type Standard	result 1
		Opponent Van De Vyver, W (Wian)				Opponent Mazibuko, T (Thembani)
3	2	Tournament Grey College Team Championship 2024				Tournament Grey College Team Championship 2024
		date 2024-02-24	rnd 4	type Standard	result 1	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Bennie, J (Johannes)				Opponent Slabber, P (Pieter)

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	Mazibuko ,T (Thembani)	1	1	425	1	1	425	0	0	0	0	0	0
1	Mazibuko ,T (Thembani)	1	1227.6	1652.6	1	1218.5	1652.6	0	0	0	0	0	0
2	Slabber ,P (Pieter)	1	1	425	1	1	425	0	0	0	0	0	0
2	Slabber ,P (Pieter)	1	1377.4	1802.4	1	1365.6	1802.4	0	0	0	0	0	0
3	Bennie ,J (Johannes)	1	1	425	1	1	425	0	0	0	0	0	0
3	Bennie ,J (Johannes)	1	1433.1	1858.1	1	1423.5	1858.1	0	0	0	0	0	0
4	Pinn ,E (Ethan)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Pinn ,E (Ethan)	1	1192.5	767.5	1	1191.6	767.5	0	0	0	0	0	0
5	Masango ,L (Lala)	1	1	425	1	1	425	0	0	0	0	0	0
5	Masango ,L (Lala)	1	1198	1623	1	1200	1623	0	0	0	0	0	0
6	Ogundeji ,D (Demi)	1	1	425	1	1	425	0	0	0	0	0	0
6	Ogundeji ,D (Demi)	1	1155.9	1580.9	1	1144.4	1580.9	0	0	0	0	0	0
7	Herbst ,D (Danielle)	1	1	425	1	1	425	0	0	0	0	0	0
7	Herbst ,D (Danielle)	1	1229.1	1654.1	1	1214.6	1654.1	0	0	0	0	0	0
8	Mclachlan ,J (James)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mclachlan ,J (James)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Van Heerden ,EJ (Ethan Joel)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Van Heerden ,EJ (Ethan Joel)	1	1483.9	1058.9	1	1448.1	1058.9	0	0	0	0	0	0
10	Van De Vyver ,W (Wian)	1	1	425	1	1	425	0	0	0	0	0	0
10	Van De Vyver ,W (Wian)	1	1252.1	1677.1	1	1214.3	1677.1	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

Gierdien, A (Amien)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms