Chess South Africa Ratings Database

PLAYER PAGE

Personal

Liu, C (Colin)

Chess SA id

1100157100

FIDE id

Date of birth

2010-05-28 (U16)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1431.1

Item	Main	Standard	Rapid	Blitz
Rating	1300.8	1315	1200	1200
Raw rating	1300.8	1315	1200	1200
Weighted rating	1258	1267	1200	1200
Weighted performance	0	0	0	0
Floor	800.8	815	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	143.6	140.8	165.8	165.8
Highest rating	1501.7 2024-05-01	1502.9 2024-05-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1300.8 2025-07-01	1315 2025-07-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1248.2 2025-08-01	1256.1 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1501.7 2024-05-01	1502.9 2024-05-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1300.8	1315	1200	1200
Analysis
Rating	1300.8	1315	1200	1200
Raw rating	1300.8	1315	1200	1200
Weighted rating	1258	1267	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	800.8	815	700	700
Max/Min rating change allowed	143.6	140.8	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	1300.8	1315	1200	1200
New weighted rating	1262.4	1272.1	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1300.8	1315	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1300.8	1315	1200	1200
New K-factor	36	36	36	36
New floor	800.8	815	700	700

Item	Main	Standard
	0	0
	12	12
	1	1
	3	3
	0	0
	0	0
History	16	16

Games since
	Main 13	Standard 13		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
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	12	6.5	54.17	35.4	1376.7	1412.1
Standard	12	6.5	54.17	35.4	1376.7	1412.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	16	9.5	59.38	79.7	1341.4	1421.1
Standard	16	9.5	59.38	79.7	1341.4	1421.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1300.8	1315	1200	1200
2025-09-01	1300.8	1315	1200	1200
2025-08-01	1300.8	1315	1200	1200
2025-07-01	1300.8	1315	1200	1200
2025-06-01	1257.2	1263.9	1200	1200
2025-05-01	1257.2	1263.9	1200	1200
2025-04-01	1257.2	1263.9	1200	1200
2025-03-01	1236.7	1244.3	1200	1200
2025-02-01	1236.7	1244.3	1200	1200
2025-01-01	1236.7	1244.3	1200	1200
2024-12-01	1236.7	1244.3	1200	1200
2024-11-01	1236.7	1244.3	1200	1200
2024-10-01	1236.7	1244.3	1200	1200
2024-09-01	1236.7	1244.3	1200	1200
2024-08-01	1236.7	1244.3	1200	1200
2024-07-01	1236.7	1244.3	1200	1200
2024-06-01	1221.2	1225.9	1200	1200
2024-08-01	1221.2	1225.9	1200	1200
2024-04-01	1221.2	1225.9	1200	1200
2024-03-01	1221.2	1225.9	1200	1200
2024-02-01	1221.2	1225.9	1200	1200
2024-01-01	1221.2	1225.9	1200	1200
2023-12-01	1221.2	1225.9	1200	1200
2023-11-01	1221.2	1225.9	1200	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	JCC Steyn City High Schools League 2025 (A)	2025-05-07	2025-06-09	Standard	Johannesburg Metro (GJM)	6	6	4	Yes	Analysis
2	JCC - Dainfern Chess League 2025 (A)	2025-02-03	2025-03-17	Standard	Johannesburg Metro (GJM)	6	6	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	JCC Steyn City High Schools League 2025 (A)	2025-05-07	2025-06-09	Standard	Johannesburg Metro (GJM)	6	6	4	Yes	Analysis
2	JCC - Dainfern Chess League 2025 (A)	2025-02-03	2025-03-17	Standard	Johannesburg Metro (GJM)	6	6	2.5	Yes	Analysis
3	JCC Steyn City High Schools League 2024 (A)	2024-05-11	2024-05-25	Standard	Johannesburg Metro (GJM)	6	1	1	Yes	Analysis
4	Steyn City School Chess League 2023 (A)	2023-05-05	2023-05-29	Standard	Johannesburg Metro (GJM)	6	3	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament JCC Steyn City High Schools League 2025				Tournament JCC Steyn City High Schools League 2025
		date 2025-05-19	rnd 3	type Standard	result 1	date 2025-06-02	rnd 5	type Standard	result 1
		Opponent Pule, T (Thuo)				Opponent Smith, M (Miles)
2	3	Tournament JCC - Dainfern Chess League 2025				Tournament JCC Steyn City High Schools League 2025
		date 2025-03-10	rnd 5	type Standard	result 1	date 2025-05-07	rnd 1	type Standard	result 1
		Opponent Smith, M (Miles)				Opponent Hina, Z (Zenithi)
3	2	Tournament Steyn City School Chess League 2023				Tournament Steyn City School Chess League 2023
		date 2023-05-15	rnd 4	type Standard	result 1	date 2023-05-22	rnd 5	type Standard	result 1
		Opponent Swarts, K (Kai)				Opponent Mckibbin, G (Gregory)

#	Games	Start				End
1	3	Tournament JCC Steyn City High Schools League 2025				Tournament JCC Steyn City High Schools League 2025
		date 2025-05-19	rnd 3	type Standard	result 1	date 2025-06-02	rnd 5	type Standard	result 1
		Opponent Pule, T (Thuo)				Opponent Smith, M (Miles)
2	3	Tournament JCC - Dainfern Chess League 2025				Tournament JCC Steyn City High Schools League 2025
		date 2025-03-10	rnd 5	type Standard	result 1	date 2025-05-07	rnd 1	type Standard	result 1
		Opponent Smith, M (Miles)				Opponent Hina, Z (Zenithi)
3	2	Tournament Steyn City School Chess League 2023				Tournament Steyn City School Chess League 2023
		date 2023-05-15	rnd 4	type Standard	result 1	date 2023-05-22	rnd 5	type Standard	result 1
		Opponent Swarts, K (Kai)				Opponent Mckibbin, G (Gregory)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament JCC Steyn City High Schools League 2025				Tournament JCC Steyn City High Schools League 2025
		date 2025-05-19	rnd 3	type Standard	result 1	date 2025-06-02	rnd 5	type Standard	result 1
		Opponent Pule, T (Thuo)				Opponent Smith, M (Miles)
2	2	Tournament Steyn City School Chess League 2023				Tournament Steyn City School Chess League 2023
		date 2023-05-15	rnd 4	type Standard	result 1	date 2023-05-22	rnd 5	type Standard	result 1
		Opponent Swarts, K (Kai)				Opponent Mckibbin, G (Gregory)
3	1	Tournament JCC Steyn City High Schools League 2025				Tournament JCC Steyn City High Schools League 2025
		date 2025-05-07	rnd 1	type Standard	result 1	date 2025-05-07	rnd 1	type Standard	result 1
		Opponent Hina, Z (Zenithi)				Opponent Hina, Z (Zenithi)

#	Games	Start				End
1	3	Tournament JCC Steyn City High Schools League 2025				Tournament JCC Steyn City High Schools League 2025
		date 2025-05-19	rnd 3	type Standard	result 1	date 2025-06-02	rnd 5	type Standard	result 1
		Opponent Pule, T (Thuo)				Opponent Smith, M (Miles)
2	2	Tournament Steyn City School Chess League 2023				Tournament Steyn City School Chess League 2023
		date 2023-05-15	rnd 4	type Standard	result 1	date 2023-05-22	rnd 5	type Standard	result 1
		Opponent Swarts, K (Kai)				Opponent Mckibbin, G (Gregory)
3	1	Tournament JCC Steyn City High Schools League 2025				Tournament JCC Steyn City High Schools League 2025
		date 2025-05-07	rnd 1	type Standard	result 1	date 2025-05-07	rnd 1	type Standard	result 1
		Opponent Hina, Z (Zenithi)				Opponent Hina, Z (Zenithi)

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	Smith ,M (Miles)	2	2	425	2	2	425	0	0	0	0	0	0
1	Smith ,M (Miles)	2	1407.6	1832.6	2	1357.7	1832.6	0	0	0	0	0	0
2	Dharampall ,V (Viraak)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Dharampall ,V (Viraak)	1	1769.6	1344.6	1	1771	1344.6	0	0	0	0	0	0
3	Musenge ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Musenge ,D (Daniel)	1	1160.9	735.9	1	1153.2	735.9	0	0	0	0	0	0
4	Mckibbin ,G (Gregory)	1	1	425	1	1	425	0	0	0	0	0	0
4	Mckibbin ,G (Gregory)	1	1229.9	1654.9	1	1236	1654.9	0	0	0	0	0	0
5	Hina ,Z (Zenithi)	1	1	425	1	1	425	0	0	0	0	0	0
5	Hina ,Z (Zenithi)	1	1183	1608	1	1179.6	1608	0	0	0	0	0	0
6	Muthuselvan ,J (Jayanthan)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Muthuselvan ,J (Jayanthan)	1	1397.2	972.2	1	1415.3	972.2	0	0	0	0	0	0
7	Swarts ,K (Kai)	1	1	425	1	1	425	0	0	0	0	0	0
7	Swarts ,K (Kai)	1	1351.7	1776.7	1	1365.8	1776.7	0	0	0	0	0	0
8	Ramlall ,S (Sanjana)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Ramlall ,S (Sanjana)	1	1566.4	1566.4	1	1577.2	1566.4	0	0	0	0	0	0
9	Moodley ,H (Hammond)	1	1	425	1	1	425	0	0	0	0	0	0
9	Moodley ,H (Hammond)	1	1199.9	1624.9	1	1199.8	1624.9	0	0	0	0	0	0
10	Pagenkopf ,C (Christian)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Pagenkopf ,C (Christian)	1	1459.3	1034.3	1	1470.9	1034.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Liu, C (Colin)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms