Chess South Africa Ratings Database

PLAYER PAGE

Personal

Liu, A (Amy)

Chess SA id

2120138760

FIDE id

Date of birth

2012-03-22 (U14)

Gender

Female

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

2025-04-06

Junior GPX Games

Junior GPX Points

1565.9

Item	Main	Standard	Rapid	Blitz
Rating	1701.8	1686.5	1405.7	1200
Raw rating	1669.4	1674.2	1405.7	1200
Weighted rating	1554.8	1553.7	1404.2	1200
Weighted performance	1701.8	1686.5	1175.3	0
Floor	1169.4	1174.2	953.1	700
K-factor	28	28	32	36
Min/Max rating change allowed	85	84.4	123.7	165.8
Highest rating	1701.8 2025-09-30	1686.5 2025-09-30	1453.1 2024-05-01	1200 2018-10-01
Highest raw rating	1669.4 2025-09-30	1674.2 2025-09-30	1453.1 2024-05-01	1200 2024-03-01
Highest weighted rating	1627.3 2024-09-01	1633 2024-10-01	1403 2025-08-01	1200 2018-10-01
Highest weighted performance	1701.8 2025-09-30	1686.5 2025-09-30	1415.4 2024-04-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.6	-0.6	0	0
New rating	1701.2	1685.9	1405.7	1200
Analysis
Rating	1701.8	1686.5	1405.7	1200
Raw rating	1669.4	1674.2	1405.7	1200
Weighted rating	1554.8	1553.7	1404.2
Weighted performance	1701.8	1686.5	1175.3
K-factor	28	28	32	36
Floor	1169.4	1174.2	953.1	700
Max/Min rating change allowed	85	84.4	123.7	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	1669.4	1674.2	1405.7	1200
New weighted rating	1566.2	1565.7	1404.6	1200
New weighted performance	1701.2	1685.9	1174.9	0
Temp new rating	1701.2	1685.9	1405.7	1200
Temp new rating +/-	-0.6	-0.6	0	0
Final new rating +/-	-0.6	-0.6	0	0
New rating	1701.2	1685.9	1405.7	1200
New K-factor	28	28	32	36
New floor	1169.4	1174.2	953.1	700

Item	Main	Standard	Rapid
	0	0	0
	57	57	0
	89	69	20
	41	30	11
	46	31	15
	0	0	0
History	233	187	46

Games since
	Main 146	Standard 126		Rapid 20		Blitz 0
Gender	Female
Age group	U14
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	296		91		66
Female	16		8		6
U14	20		7		5
U14 Female	1		1		1
Standard
	RSA		Province		Region
Overall	319		86		62
Female	18		7		5
U14	24		9		5
U14 Female	1		1		1
Rapid
	RSA		Province		Region
Overall	489		248		118
Female	57		32		7
U14	91		53		25
U14 Female	15		8		2
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-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	57	45	78.95	246.1	1406.4	1652.4
Standard	57	45	78.95	246.1	1406.4	1652.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	233	159	68.24	155	1363.3	1518.3
Standard	187	128	68.45	156.8	1376.3	1533.1
Rapid	46	31	67.39	147.8	1310.4	1458.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1669.4	1674.2	1405.7	1200
2025-09-01	1629.4	1630.2	1405.7	1200
2025-08-01	1627.3	1633	1405.7	1200
2025-07-01	1627.3	1633	1405.7	1200
2025-06-01	1627.3	1633	1405.7	1200
2025-05-01	1555.8	1553.4	1405.7	1200
2025-04-01	1528.9	1526	1405.7	1200
2025-03-01	1522.3	1517.4	1405.7	1200
2025-02-01	1489.7	1484.5	1405.7	1200
2025-01-01	1448.7	1437.5	1405.7	1200
2024-12-01	1472.1	1469.2	1405.7	1200
2024-11-01	1472.1	1469.2	1405.7	1200
2024-10-01	1472.1	1469.2	1405.7	1200
2024-09-01	1558.1	1567.4	1383	1200
2024-08-01	1552	1565.2	1383	1200
2024-07-01	1576.2	1567.4	1421.4	1200
2024-06-01	1570.1	1556.5	1421.4	1200
2024-08-01	1473.2	1438.4	1453.1	1200
2024-04-01	1477.6	1478.7	1377.9	1200
2024-03-01	1459.3	1452.8	1377.9	1200
2024-02-01	1456.4	1449.3	1377.9	1200
2024-01-01	1456.4	1449.3	1377.9	1200
2023-12-01	1456.4	1449.3	1377.9	1200
2023-11-01	1456.4	1449.3	1377.9	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	Western Cape Schools - Top Schools 2025 (U13)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	5.5	Yes	Analysis
2	Western Cape Women�s Championship 2025 (Elite)	2025-08-08	2025-08-10	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
3	CT Metro District East Top Schools Chess 2025 (U13)	2025-08-02	2025-08-03	Standard	Cape Town (WCT)	7	6	6	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U13 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	6	Yes	Analysis
5	South African Junior Closed Chess Championships 2025 (U14 Girls)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	9	6	Yes	Analysis
6	Cape Town Open Chess Festival 2025 (B)	2025-03-22	2025-03-23	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
7	CT Metro Schools Individual Closed 2025 (U13 Girls)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	6	Yes	Analysis
8	Cape of Good Hope Open 2025 (Advanced)	2025-02-22	2025-02-23	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
9	CT Metro District East Schools Chess Individuals Trials 2025 (U13 Girls)	2025-02-01	2025-02-02	Standard	Cape Town (WCT)	6	6	6	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U13)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	5.5	Yes	Analysis
2	Western Cape Women�s Championship 2025 (Elite)	2025-08-08	2025-08-10	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
3	CT Metro District East Top Schools Chess 2025 (U13)	2025-08-02	2025-08-03	Standard	Cape Town (WCT)	7	6	6	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U13 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	6	Yes	Analysis
5	South African Junior Closed Chess Championships 2025 (U14 Girls)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	9	6	Yes	Analysis
6	Cape Town Open Chess Festival 2025 (B)	2025-03-22	2025-03-23	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
7	CT Metro Schools Individual Closed 2025 (U13 Girls)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	6	Yes	Analysis
8	Cape of Good Hope Open 2025 (Advanced)	2025-02-22	2025-02-23	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
9	CT Metro District East Schools Chess Individuals Trials 2025 (U13 Girls)	2025-02-01	2025-02-02	Standard	Cape Town (WCT)	6	6	6	Yes	Analysis
10	2nd Strategize To Win Round-Robin Tournament ACL 2024 (B)	2024-12-07	2024-12-07	Standard	Cape Town (WCT)	5	5	1	Yes	Analysis
11	CT League 2024 (D-Playoffs)	2024-09-07	2024-09-08	Standard	Cape Town (WCT)	5	5	1	Yes	Analysis
12	CT League 2024 (D)	2024-08-03	2024-08-03	Standard	Cape Town (WCT)	6	3	2	Yes	Analysis
13	Closed Somerset College Chess Tournament 2024 (U13)	2024-09-13	2024-09-13	Rapid	Cape Town (WCT)	5	5	3.5	Yes	Analysis
14	Western Cape Women�s Championship 2024 (Elite)	2024-08-08	2024-08-11	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
15	CT Metro District East Top Schools Chess 2024 (U13 Mixed)	2024-07-27	2024-07-28	Standard	Cape Town (WCT)	5	5	4.5	Yes	Analysis
16	Curro Durbanville Chess Rapid Open 2024 (Championship)	2024-07-13	2024-07-13	Rapid	Cape Town (WCT)	6	5	0.5	Yes	Analysis
17	2024 African Youth Chess Championship	2024-06-16	2024-06-22	Standard	Tshwane (GTP)	9	9	5.5	Yes	Analysis
18	Cape Town Junior League Finals 2024 (U13 Girls A)	2024-05-18	2024-05-18	Rapid	Cape Town (WCT)	5	4	2	Yes	Analysis
19	South African Junior Closed Chess Championship 2024 (U12 Girls)	2024-04-27	2024-05-01	Standard	Ekurhuleni (GE)	9	9	7	Yes	Analysis
20	Western Cape PS Individuals Championship 2024 (U13 Girls)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	6	5.5	Yes	Analysis
21	Cape Town Junior League Qualifier 2024 (U13 Girls)	2024-04-06	2024-04-06	Rapid	Cape Town (WCT)	6	6	6	Yes	Analysis
22	Strategize to Win 2024 (B)	2024-04-13	2024-04-14	Standard	Cape Town (WCT)	5	5	1.5	Yes	Analysis
23	Cape Town Open Chess Championship 2024 (Advanced)	2024-03-15	2024-03-17	Standard	Cape Town (WCT)	6	5	1.5	Yes	Analysis
24	Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Girls)	2024-03-02	2024-03-03	Standard	Cape Town (WCT)	6	6	5.5	Yes	Analysis
25	CT District East Schools Chess Individuals Trails 2024 (U13 Girls)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	4	Yes	Analysis
26	Western Cape Top Schools 2023 (U13 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	6	2	Yes	Analysis
27	CT Metro District East Top Schools Chess 2023 (U13 Mixed)	2023-07-29	2023-07-29	Rapid	Cape Town (WCT)	7	5	4	Yes	Analysis
28	WP Closed 2023 (U12)	2023-06-16	2023-06-17	Standard	Cape Town (WCT)	6	6	4.5	Yes	Analysis
29	Western Cape PS Individuals 2023 (U11 Girls)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
30	Cape Town Open 2023 (U12)	2023-03-25	2023-03-25	Rapid	Cape Town (WCT)	6	6	5	Yes	Analysis
31	Cape Town Metro Schools Chess Closed Individuals 2023 (U11 Girls)	2023-03-03	2023-03-04	Standard	Cape Town (WCT)	6	6	4.5	Yes	Analysis
32	District East Schools Chess Individual Trials 2023 (U11 Girls)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	6	6	Yes	Analysis
33	Metro Rapid 2022 (U11 Girls)	2022-10-22	2022-10-22	Rapid	Cape Town (WCT)	5	5	4.5	Yes	Analysis
34	2022 Western Province Club League (B)	2022-08-20	2022-10-01	Standard	Cape Town (WCT)	11	1	0	Yes	Analysis
35	2022 Western Province Club League (D)	2022-08-27	2022-10-01	Standard	Cape Town (WCT)	7	3	2	Yes	Analysis
36	Western Cape Top Schools 2022 (U13 Mix)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	4	3	Yes	Analysis
37	Western Cape Closed Championship 2022 (U12)	2022-09-24	2022-09-24	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
38	South African Open 2022 (U12)	2022-07-11	2022-07-13	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
39	Western Cape Schools 2022 (U11 Girls)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
40	OCF Open 2022 (U12)	2022-04-09	2022-04-09	Rapid	Overberg (WOS)	5	5	3	Yes	Analysis
41	Metro WP Schools Chess Trials 2022 (U11 Girls)	2022-04-22	2022-04-23	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
42	2022 East Dist Individuals (U11)	2022-03-13	2022-03-13	Rapid	Cape Town (WCT)	6	5	2.5	Yes	Analysis

#	Games	Start				End
1	20	Tournament South African Junior Closed Chess Championships 2025				Tournament Western Cape Women�s Championship 2025
		date 2025-04-01	rnd 3	type Standard	result 1	date 2025-08-08	rnd 1	type Standard	result 1
		Opponent Snell, T (Tessa)				Opponent Fillies, K (Keshe)
2	16	Tournament Metro Rapid 2022				Tournament Cape Town Metro Schools Chess Closed Individuals 2023
		date 2022-10-22	rnd 1	type Rapid	result 1	date 2023-03-04	rnd 5	type Standard	result 1
		Opponent Hallatschek, A (Anna-Lina)				Opponent Hagen, S (Sophia)
3	13	Tournament South African Junior Closed Chess Championship 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-04-28	rnd 3	type Standard	result 1	date 2024-05-05	rnd 6	type Standard	result 1
		Opponent Maharaj, A (Aditi)				Opponent April, T (Tamlin)

#	Games	Start				End
1	20	Tournament South African Junior Closed Chess Championships 2025				Tournament Western Cape Women�s Championship 2025
		date 2025-04-01	rnd 3	type Standard	result 1	date 2025-08-08	rnd 1	type Standard	result 1
		Opponent Snell, T (Tessa)				Opponent Fillies, K (Keshe)
2	17	Tournament South African Junior Closed Chess Championship 2024				Tournament 2024 African Youth Chess Championship
		date 2024-04-28	rnd 3	type Standard	result 1	date 2024-06-18	rnd 4	type Standard	result 0.5
		Opponent Maharaj, A (Aditi)				Opponent Hagen Gina Sophia
3	11	Tournament District East Schools Chess Individual Trials 2023				Tournament Cape Town Metro Schools Chess Closed Individuals 2023
		date 2023-02-03	rnd 1	type Standard	result 1	date 2023-03-04	rnd 5	type Standard	result 1
		Opponent Bolton, A (Alyssa)				Opponent Hagen, S (Sophia)

#	Games	Start				End
1	7	Tournament CT Metro District East Top Schools Chess 2023				Tournament Cape Town Junior League Qualifier 2024
		date 2023-07-29	rnd 6	type Rapid	result 1	date 2024-04-06	rnd 6	type Rapid	result 1
		Opponent Richards, K (Kiran)				Opponent Qoto, A (Asivile)
2	7	Tournament Cape Town Open 2023				Tournament CT Metro District East Top Schools Chess 2023
		date 2023-03-25	rnd 3	type Rapid	result 1	date 2023-07-29	rnd 4	type Rapid	result 1
		Opponent Calitz, S (Steyn)				Opponent Beyi, A (Athenkosi)
3	6	Tournament Metro Rapid 2022				Tournament Cape Town Open 2023
		date 2022-10-22	rnd 1	type Rapid	result 1	date 2023-03-25	rnd 1	type Rapid	result 1
		Opponent Hallatschek, A (Anna-Lina)				Opponent Srivastava, P (Prakhar)

No games found.

#	Games	Start				End

#	Games	Start				End
1	14	Tournament South African Junior Closed Chess Championships 2025				Tournament Western Cape Women�s Championship 2025
		date 2025-04-05	rnd 9	type Standard	result 1	date 2025-08-08	rnd 1	type Standard	result 1
		Opponent Pfukwa, P (Palesa)				Opponent Fillies, K (Keshe)
2	9	Tournament Cape Town Open 2023				Tournament Western Cape PS Individuals 2023
		date 2023-03-25	rnd 3	type Rapid	result 1	date 2023-05-06	rnd 5	type Standard	result 1
		Opponent Calitz, S (Steyn)				Opponent Stevens, DA (Danielle-Ann)
3	9	Tournament District East Schools Chess Individual Trials 2023				Tournament Cape Town Metro Schools Chess Closed Individuals 2023
		date 2023-02-03	rnd 1	type Standard	result 1	date 2023-03-04	rnd 3	type Standard	result 1
		Opponent Bolton, A (Alyssa)				Opponent Xabadiya, N (Nizibone)

#	Games	Start				End
1	14	Tournament South African Junior Closed Chess Championships 2025				Tournament Western Cape Women�s Championship 2025
		date 2025-04-05	rnd 9	type Standard	result 1	date 2025-08-08	rnd 1	type Standard	result 1
		Opponent Pfukwa, P (Palesa)				Opponent Fillies, K (Keshe)
2	9	Tournament District East Schools Chess Individual Trials 2023				Tournament Cape Town Metro Schools Chess Closed Individuals 2023
		date 2023-02-03	rnd 1	type Standard	result 1	date 2023-03-04	rnd 3	type Standard	result 1
		Opponent Bolton, A (Alyssa)				Opponent Xabadiya, N (Nizibone)
3	7	Tournament Cape of Good Hope Open 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-02-23	rnd 6	type Standard	result 1	date 2025-03-02	rnd 6	type Standard	result 1
		Opponent Nieuwoudt, N (Noreht)				Opponent Xabadiya, N (Nizibone)

#	Games	Start				End
1	7	Tournament CT Metro District East Top Schools Chess 2023				Tournament Cape Town Junior League Qualifier 2024
		date 2023-07-29	rnd 6	type Rapid	result 1	date 2024-04-06	rnd 6	type Rapid	result 1
		Opponent Richards, K (Kiran)				Opponent Qoto, A (Asivile)
2	7	Tournament Cape Town Open 2023				Tournament CT Metro District East Top Schools Chess 2023
		date 2023-03-25	rnd 3	type Rapid	result 1	date 2023-07-29	rnd 4	type Rapid	result 1
		Opponent Calitz, S (Steyn)				Opponent Beyi, A (Athenkosi)
3	4	Tournament Metro Rapid 2022				Tournament Metro Rapid 2022
		date 2022-10-22	rnd 1	type Rapid	result 1	date 2022-10-22	rnd 4	type Rapid	result 1
		Opponent Hallatschek, A (Anna-Lina)				Opponent Henry, M (Molly)

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	Hagen ,S (Sophia)	7	5.5	242.9	6	5	283.3	1	0.5	0	0	0	0
1	Hagen ,S (Sophia)	7	1477.9	1720.8	6	1459.1	1761.3	1	1249.6	1477.9	0	0	0
2	Snyman ,MM (Mila Marie)	6	2.5	-70.8	4	1	-212.5	2	1.5	212.5	0	0	0
2	Snyman ,MM (Mila Marie)	6	1512	1441.2	4	1442.3	1299.5	2	1376.9	1724.5	0	0	0
3	Bolton ,A (Alyssa)	4	3	212.5	3	3	425	1	0	-425	0	0	0
3	Bolton ,A (Alyssa)	4	1292.2	1504.8	3	1266.1	1717.2	1	1282.6	867.2	0	0	0
4	Smith ,Z (Zion)	4	1	-212.5	2	0.5	-212.5	2	0.5	-212.5	0	0	0
4	Smith ,Z (Zion)	4	1555.5	1343	2	1543.2	1343	2	1447.8	1343	0	0	0
5	Pfukwa ,P (Palesa)	3	3	425	3	3	425	0	0	0	0	0	0
5	Pfukwa ,P (Palesa)	3	1432.5	1857.5	3	1420.6	1857.5	0	0	0	0	0	0
6	Webb ,A (Amori)	3	3	425	3	3	425	0	0	0	0	0	0
6	Webb ,A (Amori)	3	1189.7	1614.7	3	1168.4	1614.7	0	0	0	0	0	0
7	Prinsloo ,L (Lyle)	3	1	-141.7	2	1	0	1	0	-425	0	0	0
7	Prinsloo ,L (Lyle)	3	1431.4	1289.7	2	1378.1	1431.4	1	1357.4	1006.4	0	0	0
8	Guo ,A (Aleks)	3	0	-425	2	0	-425	1	0	-425	0	0	0
8	Guo ,A (Aleks)	3	1507.3	1082.3	2	1449.5	1082.3	1	1505.4	1082.3	0	0	0
9	Xabadiya ,N (Nizibone)	3	3	425	2	2	425	1	1	425	0	0	0
9	Xabadiya ,N (Nizibone)	3	1303.8	1728.8	2	1369.2	1728.8	1	1142.4	1728.8	0	0	0
10	Mitchells ,J (Jamie-Lee)	2	1	0	2	1	0	0	0	0	0	0	0
10	Mitchells ,J (Jamie-Lee)	2	1505.9	1505.9	2	1471.8	1505.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Liu, A (Amy)

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Top 10 opponents most often played

Norms