Chess South Africa Ratings Database

PLAYER PAGE

Personal

Liu, C (Colin)

Chess SA id

1100157100

FIDE id

Date of birth

2010-05-28 (U18)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1314.5	1328	1200	1200
Raw rating	1314.5	1328	1200	1200
Weighted rating	1272.8	1283.2	1200	1200
Weighted performance	0	0	0	0
Floor	814.5	828	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	140.9	138.2	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	1314.5 2025-11-30	1328 2025-11-30	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1267.7 2025-11-30	1277.8 2025-11-30	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	1314.5	1328	1200	1200
Analysis
Rating	1314.5	1328	1200	1200
Raw rating	1314.5	1328	1200	1200
Weighted rating	1272.8	1283.2	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	814.5	828	700	700
Max/Min rating change allowed	140.9	138.2	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	1328	1200	1200
New weighted rating	1277.4	1288.3	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1314.5	1328	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1314.5	1328	1200	1200
New K-factor	36	36	36	36
New floor	814.5	828	700	700

Item	Main	Standard
	0	0
	18	18
	1	1
	3	3
	0	0
	0	0
History	22	22

Games since
	Main 19	Standard 19		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	18	9.5	52.78	23.6	1374.4	1398
Standard	18	9.5	52.78	23.6	1374.4	1398
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	22	12.5	56.82	58	1349.2	1407.2
Standard	22	12.5	56.82	58	1349.2	1407.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1314.5	1328	1200	1200
2025-11-30	1314.5	1328	1200	1200
2025-11-01	1300.8	1315	1200	1200
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
2024-11-01	1236.7	1244.3	1200	1200
2024-07-01	1236.7	1244.3	1200	1200
2024-06-01	1221.2	1225.9	1200	1200
2024-05-01	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

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	JCC St Davids Marist Schools League 2025 (A)	2025-09-08	2025-10-27	Standard	Johannesburg Metro (GJM)	6	6	3	Yes	Analysis
2	JCC Steyn City High Schools League 2025 (A)	2025-05-07	2025-06-09	Standard	Johannesburg Metro (GJM)	6	6	4	Yes	Analysis
3	JCC - Dainfern Chess League 2025 (A)	2025-02-03	2025-03-17	Standard	Johannesburg Metro (GJM)	6	6	2.5	Yes	Analysis
4	JCC Steyn City High Schools League 2024 (A)	2024-05-11	2024-05-25	Standard	Johannesburg Metro (GJM)	6	1	1	Yes	Analysis
5	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	Muthuselvan ,J (Jayanthan)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
2	Muthuselvan ,J (Jayanthan)	2	1424.1	1211.6	2	1440.8	1211.6	0	0	0	0	0	0
3	Agbazue ,J (Joel)	1	1	425	1	1	425	0	0	0	0	0	0
3	Agbazue ,J (Joel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Ramlall ,S (Sanjana)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Ramlall ,S (Sanjana)	1	1566.4	1566.4	1	1577.2	1566.4	0	0	0	0	0	0
5	Mckibbin ,G (Gregory)	1	1	425	1	1	425	0	0	0	0	0	0
5	Mckibbin ,G (Gregory)	1	1229.9	1654.9	1	1236	1654.9	0	0	0	0	0	0
6	Onatu ,G (George)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Onatu ,G (George)	1	1350.8	925.8	1	1346.6	925.8	0	0	0	0	0	0
7	Van Zyl ,L (Luke)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Van Zyl ,L (Luke)	1	1418.4	993.4	1	1408.7	993.4	0	0	0	0	0	0
8	Swarts ,K (Kai)	1	1	425	1	1	425	0	0	0	0	0	0
8	Swarts ,K (Kai)	1	1351.7	1776.7	1	1365.8	1776.7	0	0	0	0	0	0
9	Mihigo ,M (Marius)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Mihigo ,M (Marius)	1	1240.8	815.8	1	1250	815.8	0	0	0	0	0	0
10	Musenge ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Musenge ,D (Daniel)	1	1160.9	735.9	1	1153.2	735.9	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

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms