Chess South Africa Ratings Database

PLAYER PAGE

Personal

Chueu, C (Calvin)

Chess SA id

194073176

FIDE id

Date of birth

1994-07-13 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1838.1	1819.5	1533.2	1490
Raw rating	1824.4	1807.5	1533.2	1490
Weighted rating	1838.1	1819.5	1533.2	1490
Weighted performance	1381.4	1383.4	0	0
Floor	1371.6	1356.1	1033.2	1033.2
K-factor	24	24	32	32
Min/Max rating change allowed	68.1	69.8	103.1	109.7
Highest rating	1871.6 2024-02-01	1856.1 2024-02-01	1533.2 2018-11-01	1533.2 2018-05-01
Highest raw rating	1871.6 2024-02-01	1856.1 2024-02-01	1533.2 2024-02-01	1533.2 2018-02-01
Highest weighted rating	1838.5 2025-08-01	1820.2 2025-08-01	1533.2 2018-11-01	1533.2 2018-05-01
Highest weighted performance	1817.5 2019-10-01	1817.6 2019-10-01	1200 2024-02-01	1386.6 2019-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1.4	-1.3	0	0
New rating	1836.7	1818.1	1533.2	1490
Analysis
Rating	1838.1	1819.5	1533.2	1490
Raw rating	1824.4	1807.5	1533.2	1490
Weighted rating	1838.1	1819.5	1533.2
Weighted performance	1381.4	1383.4	0
K-factor	24	24	32	32
Floor	1371.6	1356.1	1033.2	1033.2
Max/Min rating change allowed	68.1	69.8	103.1	109.7
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	1824.4	1807.5	1533.2	1490
New weighted rating	1836.7	1818.1	1533.2	1490
New weighted performance	1371.7	1373.7	0	0
Temp new rating	1836.7	1818.1	1533.2	1490
Temp new rating +/-	-1.4	-1.3	0	0
Final new rating +/-	-1.4	-1.3	0	0
New rating	1836.7	1818.1	1533.2	1490
New K-factor	24	24	32	32
New floor	1371.6	1356.1	1033.2	1033.2

Item	Main	Standard	Blitz
	0	0	0
	10	10	0
	4	4	0
	0	0	0
	0	0	0
	0	0	0
History	207	189	18

Games since
	Main 14	Standard 14		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
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	10	5	50	0	1754.8	1754.8
Standard	10	5	50	0	1754.8	1754.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	138	79.5	57.61	64.7	1601.2	1665.8
Standard	120	68	56.67	56.7	1631.4	1688.1
Rapid	0	0	0	0	0	0
Blitz	18	11.5	63.89	118.1	1399.4	1517.5

Date	Main	Standard	Rapid	Blitz
2025-11-01	1824.4	1807.5	1533.2	1490
2025-09-30	1838.5	1820.2	1533.2	1490
2025-09-01	1838.5	1820.2	1533.2	1490
2025-08-01	1838.5	1820.2	1533.2	1490
2025-07-01	1838.2	1820.1	1533.2	1490
2025-06-01	1837.4	1819.6	1533.2	1490
2025-05-01	1836.5	1818.9	1533.2	1490
2025-04-01	1835.4	1818.1	1533.2	1490
2025-03-01	1834.2	1817.2	1533.2	1490
2025-02-01	1832.8	1815.7	1533.2	1490
2025-01-01	1829.6	1806.7	1533.2	1490
2024-12-01	1829.6	1806.7	1533.2	1490
2024-11-01	1829.6	1806.7	1533.2	1490
2024-10-01	1829.6	1806.7	1533.2	1490
2024-09-01	1829.6	1806.7	1533.2	1490
2024-08-01	1829.6	1806.7	1533.2	1490
2024-07-01	1871.6	1856.1	1533.2	1490
2024-09-01	1871.6	1856.1	1533.2	1490
2024-05-01	1871.6	1856.1	1533.2	1490
2024-04-01	1871.6	1856.1	1533.2	1490
2024-03-01	1871.6	1856.1	1533.2	1490
2024-02-01	1871.6	1856.1	1533.2	1490
2024-01-01	1871.6	1856.1	1533.2	1490
2023-12-01	1772.2	1767.6	1533.2	1490

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	2025 Laerskool Doringkloof Primary Open Chess Tournament (A)	2025-10-25	2025-10-25	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
2	Eureka Chess Open 26 July 2025 (A)	2025-07-26	2025-07-26	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Laerskool Doringkloof Primary Open Chess Tournament (A)	2025-10-25	2025-10-25	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
2	Eureka Chess Open 26 July 2025 (A)	2025-07-26	2025-07-26	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
3	Eureka Open 27 July 2024 (A)	2024-07-27	2024-07-27	Standard	Sedibeng (GSV)	5	4	0.5	Yes	Analysis
4	Ekurhuleni Chess Kempton Park Open 2020 (A)	2020-11-21	2020-11-21	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
5	2019 USSA Championships (Open)	2019-12-02	2019-12-06	Standard	Sarah Baartman (ESB)	9	9	6	Yes	Analysis
6	2019 USSA Championships (Blitz)	2019-12-04	2019-12-04	Blitz	Sarah Baartman (ESB)	9	9	7	Yes	Analysis
7	2019 Tshwane Chess Closed (B)	2019-10-25	2019-10-27	Standard	Tshwane (GTP)	7	6	3	Yes	Analysis
8	Sedibeng DF Malherbe Open 2019 (A)	2019-10-12	2019-10-12	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
9	2019 Jacaranda Round Robin (A)	2019-08-03	2019-08-03	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
10	LS Voorwaarts & Dr P Hangelbroek Chess Open 2019 (A)	2019-08-31	2019-08-31	Standard	Sedibeng (GSV)	5	5	5	Yes	Analysis
11	2019 Alekhine Open (A)	2019-08-09	2019-08-10	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
12	Eureka Chess Open 2019 (A)	2019-07-27	2019-07-27	Standard	Sedibeng (GSV)	5	4	1	Yes	Analysis
13	2019 Capablanca Chess Festival (RR C)	2019-04-18	2019-04-22	Standard	Tshwane (GTP)	9	9	6.5	Yes	Analysis
14	2019 Waterkloof Open (A)	2019-03-02	2019-03-03	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
15	2019 Heidelberg Open (A)	2019-02-02	2019-02-02	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
16	2018 Gauteng North Open (A)	2018-10-20	2018-10-21	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
17	2018 USSA Championship (Open)	2018-07-02	2018-07-06	Standard	Gert Sibande (MGS)	9	9	6.5	Yes	Analysis
18	2018 USSA Championship (Blitz)	2018-07-04	2018-07-04	Blitz	Gert Sibande (MGS)	9	9	4.5	Yes	Analysis
19	South African Open 2018 (A)	2018-07-07	2018-07-14	Standard	Mangaung (FMB)	11	10	4.5	Yes	Analysis
20	2018 Capablanca RR (C)	2018-04-26	2018-05-01	Standard	Tshwane (GTP)	9	9	4.5	Yes	Analysis
21	2018 Waterkloof Open (A)	2018-03-03	2018-03-04	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
22	2018 Volkskool Open (A)	2018-02-17	2018-02-17	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament 2019 Tshwane Chess Closed				Tournament 2019 USSA Championships
		date 2019-10-27	rnd 6	type Standard	result 1	date 2019-12-04	rnd 1	type Blitz	result 1
		Opponent Mthunzi, C (Clive)				Opponent Radebe, M (Mazisi)
2	7	Tournament LS Voorwaarts & Dr P Hangelbroek Chess Open 2019				Tournament Sedibeng DF Malherbe Open 2019
		date 2019-08-31	rnd 1	type Standard	result 1	date 2019-10-12	rnd 2	type Standard	result 1
		Opponent Nolan, RR (Ricco)				Opponent Dube, B (Brandon)
3	6	Tournament 2018 Gauteng North Open				Tournament 2019 Heidelberg Open
		date 2018-10-21	rnd 4	type Standard	result 1	date 2019-02-02	rnd 4	type Standard	result 0.5
		Opponent Nieuwoudt, H (Hanno)				Opponent Dinham, J (James)

#	Games	Start				End
1	7	Tournament 2019 Tshwane Chess Closed				Tournament 2019 USSA Championships
		date 2019-10-27	rnd 6	type Standard	result 1	date 2019-12-04	rnd 5	type Standard	result 1
		Opponent Mthunzi, C (Clive)				Opponent Fakude, HM (Hopewell)
2	7	Tournament LS Voorwaarts & Dr P Hangelbroek Chess Open 2019				Tournament Sedibeng DF Malherbe Open 2019
		date 2019-08-31	rnd 1	type Standard	result 1	date 2019-10-12	rnd 2	type Standard	result 1
		Opponent Nolan, RR (Ricco)				Opponent Dube, B (Brandon)
3	6	Tournament 2018 Gauteng North Open				Tournament 2019 Heidelberg Open
		date 2018-10-21	rnd 4	type Standard	result 1	date 2019-02-02	rnd 4	type Standard	result 0.5
		Opponent Nieuwoudt, H (Hanno)				Opponent Dinham, J (James)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 6	type Blitz	result 1	date 2019-12-04	rnd 9	type Blitz	result 1
		Opponent Mabala, S (Sekgoadi)				Opponent Buthelezi, S (Simphiwe)
2	2	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 3	type Blitz	result 1	date 2019-12-04	rnd 4	type Blitz	result 1
		Opponent Ntlathi, S (Sthandiwe)				Opponent Mak, CTW (Cora)
3	2	Tournament 2018 USSA Championship				Tournament 2019 USSA Championships
		date 2018-07-04	rnd 9	type Blitz	result 1	date 2019-12-04	rnd 1	type Blitz	result 1
		Opponent Nthute, S (Sepato)				Opponent Radebe, M (Mazisi)

#	Games	Start				End
1	7	Tournament LS Voorwaarts & Dr P Hangelbroek Chess Open 2019				Tournament Sedibeng DF Malherbe Open 2019
		date 2019-08-31	rnd 1	type Standard	result 1	date 2019-10-12	rnd 2	type Standard	result 1
		Opponent Nolan, RR (Ricco)				Opponent Dube, B (Brandon)
2	5	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 6	type Blitz	result 1	date 2019-12-04	rnd 5	type Standard	result 1
		Opponent Mabala, S (Sekgoadi)				Opponent Fakude, HM (Hopewell)
3	5	Tournament 2019 Capablanca Chess Festival				Tournament 2019 Capablanca Chess Festival
		date 2019-04-20	rnd 5	type Standard	result 1	date 2019-04-22	rnd 9	type Standard	result 1
		Opponent Baloyi, S (Sipho)				Opponent Noreseb, D (Dudley)

#	Games	Start				End
1	7	Tournament LS Voorwaarts & Dr P Hangelbroek Chess Open 2019				Tournament Sedibeng DF Malherbe Open 2019
		date 2019-08-31	rnd 1	type Standard	result 1	date 2019-10-12	rnd 2	type Standard	result 1
		Opponent Nolan, RR (Ricco)				Opponent Dube, B (Brandon)
2	5	Tournament 2019 Capablanca Chess Festival				Tournament 2019 Capablanca Chess Festival
		date 2019-04-20	rnd 5	type Standard	result 1	date 2019-04-22	rnd 9	type Standard	result 1
		Opponent Baloyi, S (Sipho)				Opponent Noreseb, D (Dudley)
3	4	Tournament 2019 Tshwane Chess Closed				Tournament 2019 USSA Championships
		date 2019-10-27	rnd 6	type Standard	result 1	date 2019-12-02	rnd 2	type Standard	result 1
		Opponent Mthunzi, C (Clive)				Opponent Moodley, T (Tarendra)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 6	type Blitz	result 1	date 2019-12-04	rnd 9	type Blitz	result 1
		Opponent Mabala, S (Sekgoadi)				Opponent Buthelezi, S (Simphiwe)
2	2	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 3	type Blitz	result 1	date 2019-12-04	rnd 4	type Blitz	result 1
		Opponent Ntlathi, S (Sthandiwe)				Opponent Mak, CTW (Cora)
3	2	Tournament 2018 USSA Championship				Tournament 2019 USSA Championships
		date 2018-07-04	rnd 9	type Blitz	result 1	date 2019-12-04	rnd 1	type Blitz	result 1
		Opponent Nthute, S (Sepato)				Opponent Radebe, M (Mazisi)

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	Vorster ,SPM (Stephanus)	4	1.5	-106.2	4	1.5	-106.2	0	0	0	0	0	0
1	Vorster ,SPM (Stephanus)	4	1725.5	1619.3	4	1731.8	1619.3	0	0	0	0	0	0
2	Nhamuave ,E (Eleazar)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
2	Nhamuave ,E (Eleazar)	3	1710.3	1427	3	1711.3	1427	0	0	0	0	0	0
3	Van Zyl ,C (Charlize)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
3	Van Zyl ,C (Charlize)	3	1690.6	1549	3	1692.1	1549	0	0	0	0	0	0
4	Vundla ,N (Mthandazo)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
4	Vundla ,N (Mthandazo)	3	1656.5	1798.2	3	1648.9	1798.2	0	0	0	0	0	0
5	Dinham ,J (James)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
5	Dinham ,J (James)	3	1660.2	1943.6	3	1645.6	1943.6	0	0	0	0	0	0
6	Fakude ,HM (Hopewell Mongezi)	3	2	141.7	2	1	0	0	0	0	1	1	425
6	Fakude ,HM (Hopewell Mongezi)	3	1779.1	1920.8	2	1799.4	1779.1	0	0	0	1	1789.3	2204.1
7	Baloyi ,S (Sipho)	2	2	425	2	2	425	0	0	0	0	0	0
7	Baloyi ,S (Sipho)	2	1537.6	1962.6	2	1544.4	1962.6	0	0	0	0	0	0
8	Nkuna ,W (Windsor)	2	1	0	2	1	0	0	0	0	0	0	0
8	Nkuna ,W (Windsor)	2	1487.3	1487.3	2	1490.6	1487.3	0	0	0	0	0	0
9	Steyn ,H (Hans)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
9	Steyn ,H (Hans)	2	1880.1	1667.6	2	1869.1	1667.6	0	0	0	0	0	0
10	Marais ,DJ (Dawid Jacobus)	2	2	425	2	2	425	0	0	0	0	0	0
10	Marais ,DJ (Dawid Jacobus)	2	1380.4	1805.4	2	1390.4	1805.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Chueu, C (Calvin)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms