Chess South Africa Ratings Database

PLAYER PAGE

Personal

Liao, J (Jingpu)

Chess SA id

105058535

FIDE id

Date of birth

2005-07-27 (Adult)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-08-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1384.2	1417.4	894	1012
Raw rating	1384.2	1417.4	894	1012
Weighted rating	1383.3	1417.3	893.8	1011.3
Weighted performance	866.8	926.5	0	0
Floor	1062.4	1058.1	500	512
K-factor	32	32	40	40
Min/Max rating change allowed	127.5	121.6	256.4	216.7
Highest rating	1571.8 2022-07-01	1664.4 2022-07-01	1277.4 2022-09-01	1398.2 2022-07-01
Highest raw rating	1562.4 2022-10-01	1558.1 2022-10-01	894 2024-02-01	1012 2024-02-01
Highest weighted rating	1562.4 2024-06-01	1558.1 2024-07-01	894 2024-11-01	1012 2024-11-01
Highest weighted performance	1571.8 2022-07-01	1664.4 2022-07-01	1277.4 2022-09-01	1398.2 2022-07-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1384.2	1417.4	894	1012
Analysis
Rating	1384.2	1417.4	894	1012
Raw rating	1384.2	1417.4	894	1012
Weighted rating	1383.3	1417.3	893.8
Weighted performance	866.8	926.5	0
K-factor	32	32	40	40
Floor	1062.4	1058.1	500	512
Max/Min rating change allowed	127.5	121.6	256.4	216.7
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	1384.2	1417.4	894	1012
New weighted rating	1383.4	1417.3	893.9	1011.8
New weighted performance	866.3	926.1	0	0
Temp new rating	1384.2	1417.4	894	1012
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1384.2	1417.4	894	1012
New K-factor	32	32	40	40
New floor	1062.4	1058.1	500	512

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	25	19	6	0
	65	48	2	15
	0	0	0	0
History	133	110	8	15

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
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	90	44	48.89	-9.4	1430.8	1421.4
Standard	67	38.5	57.46	63.4	1401.6	1465.1
Rapid	8	0.5	6.25	-371.9	1495.1	1123.2
Blitz	15	5	33.33	-141.7	1527.1	1385.4

Date	Main	Standard	Rapid	Blitz
2025-09-30	1384.2	1417.4	894	1012
2025-09-01	1384.2	1417.4	894	1012
2025-08-01	1384.2	1417.4	894	1012
2025-07-01	1384.2	1417.4	894	1012
2025-06-01	1384.2	1417.4	894	1012
2025-05-01	1384.2	1417.4	894	1012
2025-04-01	1384.2	1417.4	894	1012
2025-03-01	1384.2	1417.4	894	1012
2025-02-01	1384.2	1417.4	894	1012
2025-01-01	1381.9	1417.2	894	1012
2024-12-01	1381.9	1417.2	894	1012
2024-11-01	1381.9	1417.2	894	1012
2024-10-01	1381.9	1417.2	894	1012
2024-09-01	1381.9	1417.2	894	1012
2024-08-01	1381.9	1417.2	894	1012
2024-07-01	1381.9	1417.2	894	1012
2024-06-01	1381.9	1417.2	894	1012
2024-08-01	1381.9	1417.2	894	1012
2024-04-01	1381.9	1417.2	894	1012
2024-03-01	1381.9	1417.2	894	1012
2024-02-01	1381.9	1417.2	894	1012
2024-01-01	1381.9	1417.2	894	1012
2023-12-01	1381.9	1417.2	877.6	934.8
2023-11-01	1381.9	1417.2	877.6	934.8

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	Randburg Club Championship Rapid 2023	2023-08-15	2023-08-22	Rapid	Johannesburg Metro (GJM)	6	6	0	Yes	Analysis
2	Randburg Autumn Swiss 2023	2023-04-11	2023-05-23	Standard	Johannesburg Metro (GJM)	7	1	0	Yes	Analysis
3	2023 South African Junior Closed Chess Championships (U18 Open)	2023-03-31	2023-04-04	Standard	Chess South Africa (CSA)	9	8	1.5	Yes	Analysis
4	Randburg New Year Swiss 2023	2023-01-31	2023-03-14	Standard	Johannesburg Metro (GJM)	7	5	3	Yes	Analysis
5	JMC 1 St Peters 2023 (B)	2023-03-18	2023-03-18	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
6	2022 South African Junior Wild Card Chess Championships (U18+U20 Open)	2022-12-09	2022-12-12	Standard	4 Knights (4K)	7	7	3.5	Yes	Analysis
7	2022 South African Junior Team Chess Championships (U18 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	7	2	Yes	Analysis
8	Randburg Spring Rapid 2022	2022-09-20	2022-09-27	Rapid	Johannesburg Metro (GJM)	6	2	0.5	Yes	Analysis
9	Randburg Club Championships Swiss 2022	2022-07-19	2022-09-06	Standard	Johannesburg Metro (GJM)	7	4	3	Yes	Analysis
10	JMC 3rd Trials 2022 (B)	2022-09-11	2022-09-11	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
11	Ekurhuleni Chess Springs Club Open 2022 (C)	2022-09-03	2022-09-03	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
12	UJ Fundraising Tournament 2022 (B)	2022-08-13	2022-08-13	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
13	JMC Womens Day 2022 (C)	2022-08-06	2022-08-07	Standard	Johannesburg Metro (GJM)	6	6	5	Yes	Analysis
14	JMC 2nd Trials 2022 (C)	2022-08-27	2022-08-27	Standard	Johannesburg Metro (GJM)	5	5	5	Yes	Analysis
15	JMC Blitz Open 8 August 2022 (A)	2022-08-08	2022-08-08	Blitz	Johannesburg Metro (GJM)	9	8	2	Yes	Analysis
16	2022 Jacaranda Round Robin (K)	2022-07-30	2022-07-30	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
17	Chessheroes Bowls Club Zoo Lake Challenge 2022	2022-07-02	2022-07-02	Blitz	Johannesburg Metro (GJM)	7	7	3	Yes	Analysis

#	Games	Start				End
1	8	Tournament Randburg Club Championships Swiss 2022				Tournament Randburg Club Championships Swiss 2022
		date 2022-08-16	rnd 4	type Standard	result 1	date 2022-08-30	rnd 6	type Standard	result 0.5
		Opponent Goldberg, M (Mark)				Opponent Kleyn, AE (Andrew)
2	7	Tournament 2022 Jacaranda Round Robin				Tournament JMC Womens Day 2022
		date 2022-07-30	rnd 1	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Seokola, O (Onkarabile)				Opponent Badenhorst, M (Matthew)
3	6	Tournament Ekurhuleni Chess Springs Club Open 2022				Tournament JMC 3rd Trials 2022
		date 2022-09-03	rnd 3	type Standard	result 1	date 2022-09-11	rnd 2	type Standard	result 1
		Opponent Tema, O (Ofana)				Opponent Barradas, K (Keanu)

#	Games	Start				End
1	8	Tournament Randburg Club Championships Swiss 2022				Tournament Randburg Club Championships Swiss 2022
		date 2022-08-16	rnd 4	type Standard	result 1	date 2022-08-30	rnd 6	type Standard	result 0.5
		Opponent Goldberg, M (Mark)				Opponent Kleyn, AE (Andrew)
2	7	Tournament 2022 Jacaranda Round Robin				Tournament JMC Womens Day 2022
		date 2022-07-30	rnd 1	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Seokola, O (Onkarabile)				Opponent Badenhorst, M (Matthew)
3	6	Tournament Ekurhuleni Chess Springs Club Open 2022				Tournament JMC 3rd Trials 2022
		date 2022-09-03	rnd 3	type Standard	result 1	date 2022-09-11	rnd 2	type Standard	result 1
		Opponent Tema, O (Ofana)				Opponent Barradas, K (Keanu)

#	Games	Start				End
1	1	Tournament Randburg Spring Rapid 2022				Tournament Randburg Spring Rapid 2022
		date 2022-09-20	rnd 2	type Rapid	result 0.5	date 2022-09-20	rnd 2	type Rapid	result 0.5
		Opponent Molema, W (Warner)				Opponent Molema, W (Warner)

#	Games	Start				End
1	2	Tournament Chessheroes Bowls Club Zoo Lake Challenge 2022				Tournament Chessheroes Bowls Club Zoo Lake Challenge 2022
		date 2022-07-02	rnd 2	type Blitz	result 1	date 2022-07-02	rnd 3	type Blitz	result 1
		Opponent Metsi, M (Musa)				Opponent Essop, R (Rashied)
2	1	Tournament Chessheroes Bowls Club Zoo Lake Challenge 2022				Tournament Chessheroes Bowls Club Zoo Lake Challenge 2022
		date 2022-07-02	rnd 5	type Blitz	result 1	date 2022-07-02	rnd 5	type Blitz	result 1
		Opponent Naidoo, K (Kajol)				Opponent Naidoo, K (Kajol)

#	Games	Start				End
1	7	Tournament Randburg Club Championships Swiss 2022				Tournament JMC 2nd Trials 2022
		date 2022-08-16	rnd 4	type Standard	result 1	date 2022-08-27	rnd 5	type Standard	result 1
		Opponent Goldberg, M (Mark)				Opponent Wang, Y (Yifan)
2	7	Tournament 2022 Jacaranda Round Robin				Tournament JMC Womens Day 2022
		date 2022-07-30	rnd 1	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Seokola, O (Onkarabile)				Opponent Badenhorst, M (Matthew)
3	4	Tournament JMC Womens Day 2022				Tournament UJ Fundraising Tournament 2022
		date 2022-08-07	rnd 4	type Standard	result 1	date 2022-08-13	rnd 1	type Standard	result 1
		Opponent Allardyce, B (Bruce)				Opponent Mbambo, S (Sifiso)

#	Games	Start				End
1	7	Tournament Randburg Club Championships Swiss 2022				Tournament JMC 2nd Trials 2022
		date 2022-08-16	rnd 4	type Standard	result 1	date 2022-08-27	rnd 5	type Standard	result 1
		Opponent Goldberg, M (Mark)				Opponent Wang, Y (Yifan)
2	7	Tournament 2022 Jacaranda Round Robin				Tournament JMC Womens Day 2022
		date 2022-07-30	rnd 1	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Seokola, O (Onkarabile)				Opponent Badenhorst, M (Matthew)
3	4	Tournament JMC Womens Day 2022				Tournament UJ Fundraising Tournament 2022
		date 2022-08-07	rnd 4	type Standard	result 1	date 2022-08-13	rnd 1	type Standard	result 1
		Opponent Allardyce, B (Bruce)				Opponent Mbambo, S (Sifiso)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Chessheroes Bowls Club Zoo Lake Challenge 2022				Tournament Chessheroes Bowls Club Zoo Lake Challenge 2022
		date 2022-07-02	rnd 2	type Blitz	result 1	date 2022-07-02	rnd 3	type Blitz	result 1
		Opponent Metsi, M (Musa)				Opponent Essop, R (Rashied)
2	1	Tournament Chessheroes Bowls Club Zoo Lake Challenge 2022				Tournament Chessheroes Bowls Club Zoo Lake Challenge 2022
		date 2022-07-02	rnd 5	type Blitz	result 1	date 2022-07-02	rnd 5	type Blitz	result 1
		Opponent Naidoo, K (Kajol)				Opponent Naidoo, K (Kajol)

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	Essop ,R (Rashied)	3	1	-141.7	1	0	-425	1	0	-425	1	1	425
1	Essop ,R (Rashied)	3	1444.4	1302.7	1	1421.7	1019.4	1	1472.4	1019.4	1	1488.4	1869.4
2	Badenhorst ,M (Matthew)	2	2	425	2	2	425	0	0	0	0	0	0
2	Badenhorst ,M (Matthew)	2	1283.9	1708.9	2	1281.7	1708.9	0	0	0	0	0	0
3	Buhrmann ,J (Johann)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
3	Buhrmann ,J (Johann)	2	1351.6	1139.1	2	1361.7	1139.1	0	0	0	0	0	0
4	Eapen ,J (Johan)	2	1	0	2	1	0	0	0	0	0	0	0
4	Eapen ,J (Johan)	2	1408.2	1408.2	2	1438.8	1408.2	0	0	0	0	0	0
5	Barradas ,K (Keanu)	2	2	425	2	2	425	0	0	0	0	0	0
5	Barradas ,K (Keanu)	2	1432.1	1857.1	2	1419.6	1857.1	0	0	0	0	0	0
6	Lefyedi ,T (Thatego)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Lefyedi ,T (Thatego)	2	1728	1303	2	1722.1	1303	0	0	0	0	0	0
7	Kleyn ,AE (Andrew Edward)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
7	Kleyn ,AE (Andrew Edward)	2	1706.4	1493.9	2	1695.7	1493.9	0	0	0	0	0	0
8	Mokone ,G (Gomolemo)	2	1	0	2	1	0	0	0	0	0	0	0
8	Mokone ,G (Gomolemo)	2	1465.4	1465.4	2	1475	1465.4	0	0	0	0	0	0
9	Tema ,O (Ofana)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
9	Tema ,O (Ofana)	2	1429.5	1642	2	1415.3	1642	0	0	0	0	0	0
10	Metcalfe ,AR (Allister Richard)	2	0	-425	0	0	0	2	0	-425	0	0	0
10	Metcalfe ,AR (Allister Richard)	2	1725.4	1300.4	0	0	0	2	1742.6	1300.4	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Liao, J (Jingpu)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms