Chess South Africa Ratings Database

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Personal

Acho, CT (Christiaan)

Chess SA id

197000143

FIDE id

Date of birth

1997-03-07 (Adult)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-09-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	2054.8	2057.3	1985	1943.2
Raw rating	2054.8	2057.3	1985	1943.2
Weighted rating	2054.8	2056.3	1984.6	1943.2
Weighted performance	1541.7	1480.7	0	0
Floor	1556.8	1557.3	1485	1443.2
K-factor	20	20	24	24
Min/Max rating change allowed	49.1	48.9	54.2	57.5
Highest rating	2056.8 2024-03-01	2057.3 2024-10-01	1985 2024-03-01	1943.2 2019-11-01
Highest raw rating	2056.8 2024-03-01	2057.3 2024-10-01	1985 2024-03-01	1943.2 2024-02-01
Highest weighted rating	2052.4 2025-08-01	2053.2 2025-08-01	1983.2 2025-08-01	1943.2 2019-11-01
Highest weighted performance	1899.3 2019-04-01	1900 2019-04-01	1875.4 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.2	0	0	0
New rating	2055	2057.3	1985	1943.2
Analysis
Rating	2054.8	2057.3	1985	1943.2
Raw rating	2054.8	2057.3	1985	1943.2
Weighted rating	2054.8	2056.3	1984.6
Weighted performance	1541.7	1480.7	0
K-factor	20	20	24	24
Floor	1556.8	1557.3	1485	1443.2
Max/Min rating change allowed	49.1	48.9	54.2	57.5
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	2054.8	2057.3	1985	1943.2
New weighted rating	2055	2056.7	1984.9	1943.2
New weighted performance	1530.3	1468.9	0	0
Temp new rating	2055	2057.3	1985	1943.2
Temp new rating +/-	0.2	0	0	0
Final new rating +/-	0.2	0	0	0
New rating	2055	2057.3	1985	1943.2
New K-factor	20	20	24	24
New floor	1556.8	1557.3	1485	1443.2

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	14	9	5	0
	20	15	5	0
	21	21	0	0
	0	0	0	0
History	533	502	15	16

Games since
	Main 14	Standard 9		Rapid 5		Blitz 0
Gender	Male
Age group	Adult
Region	Mangaung (FMB)
Province	Free State (FS)
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	100	71.5	71.5	182.8	1746.8	1929.5
Standard	90	61.5	68.33	155.8	1770	1925.9
Rapid	10	10	100	425	1537.4	1962.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	2054.8	2057.3	1985	1943.2
2025-09-30	2054.8	2057.3	1985	1943.2
2025-09-01	2054.8	2057.3	1985	1943.2
2025-08-01	2054.8	2057.3	1985	1943.2
2025-07-01	2054.8	2057.3	1985	1943.2
2025-06-01	2054.8	2057.3	1985	1943.2
2025-05-01	2054.8	2057.3	1985	1943.2
2025-04-01	2054.8	2057.3	1985	1943.2
2025-03-01	2054.8	2057.3	1985	1943.2
2025-02-01	2054.8	2057.3	1985	1943.2
2025-01-01	2054.8	2057.3	1985	1943.2
2024-12-01	2054.8	2057.3	1985	1943.2
2024-11-01	2054.8	2057.3	1985	1943.2
2024-10-01	2054.8	2057.3	1985	1943.2
2024-09-01	2056.8	2053.5	1985	1943.2
2024-08-01	2056.8	2053.5	1985	1943.2
2024-07-01	2056.8	2053.5	1985	1943.2
2024-09-01	2056.8	2053.5	1985	1943.2
2024-05-01	2056.8	2053.5	1985	1943.2
2024-04-01	2056.8	2053.5	1985	1943.2
2024-03-01	2056.8	2053.5	1985	1943.2
2024-02-01	2051.2	2053.5	1971.8	1943.2
2024-01-01	2051.2	2053.5	1971.8	1943.2
2023-12-01	1973.6	1965.9	1945.8	1943.2

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	Moja Chess Extravaganza 2025 (Prestige)	2025-04-26	2025-05-01	Standard	Johannesburg Metro (GJM)	9	0	0	No	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Moja Chess Extravaganza 2025 (Prestige)	2025-04-26	2025-05-01	Standard	Johannesburg Metro (GJM)	9	0	0	No	Analysis
2	2024 Moja Chess Extravaganza (Prestige)	2024-09-25	2024-09-29	Standard	Frances Baard (NCF)	9	9	5	Yes	Analysis
3	Mangaung Metro Chess 10 February 2024 (A)	2024-02-10	2024-02-10	Rapid	Mangaung (FMB)	5	5	5	Yes	Analysis
4	2023 Moja Chess Extravaganza (Prestige)	2023-09-30	2023-10-04	Standard	Frances Baard (NCF)	9	9	5.5	Yes	Analysis
5	University of Limpopo Chess Tournament 2023 (Open)	2023-10-14	2023-10-14	Rapid	Capricorn (LCP)	5	5	5	Yes	Analysis
6	Mzansi Fide Open 2023 (Prestige)	2023-04-27	2023-05-01	Standard	Johannesburg Metro (GJM)	6	6	3.5	Yes	Analysis
7	Moja Open 2022 (GM/IM Norm)	2022-03-19	2022-03-27	Standard	Frances Baard (NCF)	9	9	4	Yes	Analysis
8	Piet Robertse 2022 (A)	2022-02-04	2022-02-05	Standard	Tshwane (GTP)	7	7	4	Yes	Analysis
9	2022 Tshwane Chess Open Registration Tournament (A)	2022-01-29	2022-01-29	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
10	Free State Closed 2019 (A)	2019-09-27	2019-09-28	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
11	Mangaung Metro Chess 31 May to 1 June 2019 (A+B)	2019-05-31	2019-06-01	Standard	Mangaung (FMB)	5	5	4.5	Yes	Analysis
12	2019 Capablanca Chess Festival (RR A)	2019-04-18	2019-04-22	Standard	Tshwane (GTP)	9	9	4.5	Yes	Analysis
13	Moja Chess Club FIDE Open 2019 (A)	2019-03-21	2019-03-24	Standard	Frances Baard (NCF)	7	7	5.5	Yes	Analysis
14	Morris Club Challenge 2019	2019-02-16	2019-02-16	Standard	Mangaung (FMB)	5	5	5	Yes	Analysis
15	Mangaung Metro Chess 1-2 February 2019 (A)	2019-02-01	2019-02-02	Standard	Mangaung (FMB)	5	5	5	Yes	Analysis
16	Mangaung Metro Chess 18-19 January 2019 (A)	2019-01-18	2019-01-19	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
17	Morris Club Challenge 2018	2018-02-17	2018-02-17	Standard	Mangaung (FMB)	5	4	4	Yes	Analysis

#	Games	Start				End
1	15	Tournament 2023 Moja Chess Extravaganza				Tournament 2024 Moja Chess Extravaganza
		date 2023-10-03	rnd 7	type Standard	result 1	date 2024-09-25	rnd 2	type Standard	result 1
		Opponent Mamombe, K (Kudzanai)				Opponent Metcalfe, AR (Allister)
2	13	Tournament Mangaung Metro Chess 18-19 January 2019				Tournament Moja Chess Club FIDE Open 2019
		date 2019-01-19	rnd 5	type Standard	result 1	date 2019-03-21	rnd 2	type Standard	result 1
		Opponent Khalema, S (Sechaba)				Opponent Mathebula, X (Xolani Cebo)
3	10	Tournament 2019 Capablanca Chess Festival				Tournament Free State Closed 2019
		date 2019-04-21	rnd 6	type Standard	result 0.5	date 2019-09-27	rnd 1	type Standard	result 1
		Opponent Masiya, MA (Mfundo)				Opponent Raad, GR (Graham)

#	Games	Start				End
1	13	Tournament Mangaung Metro Chess 18-19 January 2019				Tournament Moja Chess Club FIDE Open 2019
		date 2019-01-19	rnd 5	type Standard	result 1	date 2019-03-21	rnd 2	type Standard	result 1
		Opponent Khalema, S (Sechaba)				Opponent Mathebula, X (Xolani Cebo)
2	10	Tournament 2019 Capablanca Chess Festival				Tournament Free State Closed 2019
		date 2019-04-21	rnd 6	type Standard	result 0.5	date 2019-09-27	rnd 1	type Standard	result 1
		Opponent Masiya, MA (Mfundo)				Opponent Raad, GR (Graham)
3	7	Tournament Moja Chess Club FIDE Open 2019				Tournament 2019 Capablanca Chess Festival
		date 2019-03-22	rnd 4	type Standard	result 0.5	date 2019-04-19	rnd 3	type Standard	result 0.5
		Opponent Sikwati, L (Lizo)				Opponent Wilken, JB (Justin)

#	Games	Start				End
1	10	Tournament University of Limpopo Chess Tournament 2023				Tournament Mangaung Metro Chess 10 February 2024
		date 2023-10-14	rnd 1	type Rapid	result 1	date 2024-02-10	rnd 5	type Rapid	result 1
		Opponent Masemola, J (Jafta)				Opponent Rossouw, J (Johrne)

No games found.

#	Games	Start				End

#	Games	Start				End
1	13	Tournament 2023 Moja Chess Extravaganza				Tournament 2024 Moja Chess Extravaganza
		date 2023-10-04	rnd 9	type Standard	result 1	date 2024-09-25	rnd 2	type Standard	result 1
		Opponent Sikwati, L (Lizo)				Opponent Metcalfe, AR (Allister)
2	13	Tournament Mangaung Metro Chess 18-19 January 2019				Tournament Moja Chess Club FIDE Open 2019
		date 2019-01-19	rnd 5	type Standard	result 1	date 2019-03-21	rnd 2	type Standard	result 1
		Opponent Khalema, S (Sechaba)				Opponent Mathebula, X (Xolani Cebo)
3	7	Tournament Morris Club Challenge 2018				Tournament Mangaung Metro Chess 18-19 January 2019
		date 2018-02-17	rnd 1	type Standard	result 1	date 2019-01-19	rnd 3	type Standard	result 1
		Opponent Coetzee, RJ (Ruhandre)				Opponent Sikwati, L (Lizo)

#	Games	Start				End
1	13	Tournament Mangaung Metro Chess 18-19 January 2019				Tournament Moja Chess Club FIDE Open 2019
		date 2019-01-19	rnd 5	type Standard	result 1	date 2019-03-21	rnd 2	type Standard	result 1
		Opponent Khalema, S (Sechaba)				Opponent Mathebula, X (Xolani Cebo)
2	7	Tournament Morris Club Challenge 2018				Tournament Mangaung Metro Chess 18-19 January 2019
		date 2018-02-17	rnd 1	type Standard	result 1	date 2019-01-19	rnd 3	type Standard	result 1
		Opponent Coetzee, RJ (Ruhandre)				Opponent Sikwati, L (Lizo)
3	4	Tournament 2022 Tshwane Chess Open Registration Tournament				Tournament Piet Robertse 2022
		date 2022-01-29	rnd 3	type Standard	result 1	date 2022-02-04	rnd 1	type Standard	result 1
		Opponent Mabusela, JM (Johannes)				Opponent Tissot Van Patot, A (Anton)

#	Games	Start				End
1	10	Tournament University of Limpopo Chess Tournament 2023				Tournament Mangaung Metro Chess 10 February 2024
		date 2023-10-14	rnd 1	type Rapid	result 1	date 2024-02-10	rnd 5	type Rapid	result 1
		Opponent Masemola, J (Jafta)				Opponent Rossouw, J (Johrne)

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	Sikwati ,L (Lizo)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
1	Sikwati ,L (Lizo)	3	1799.1	2082.4	3	1821.3	2082.4	0	0	0	0	0	0
2	Kotze ,CJ (Christiaan Jacob)	3	3	425	2	2	425	1	1	425	0	0	0
2	Kotze ,CJ (Christiaan Jacob)	3	1410.7	1835.7	2	1307.2	1835.7	1	1532.7	1835.7	0	0	0
3	Felix ,R (Raphael)	2	1	0	2	1	0	0	0	0	0	0	0
3	Felix ,R (Raphael)	2	1797	1797	2	1804.4	1797	0	0	0	0	0	0
4	Barrish ,D (Daniel)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Barrish ,D (Daniel)	2	2318	1893	2	2328.7	1893	0	0	0	0	0	0
5	Khumalo ,KB (Keith Babongile)	2	2	425	2	2	425	0	0	0	0	0	0
5	Khumalo ,KB (Keith Babongile)	2	2151.5	2576.5	2	2186	2576.5	0	0	0	0	0	0
6	Mlahleki ,V (Vusimuzi)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Mlahleki ,V (Vusimuzi)	2	1990.6	1565.6	2	1983.2	1565.6	0	0	0	0	0	0
7	Mazibuko ,K (Khanya)	2	1	0	2	1	0	0	0	0	0	0	0
7	Mazibuko ,K (Khanya)	2	1951	1951	2	1950.1	1951	0	0	0	0	0	0
8	Manaba ,T (Thembani)	2	1	0	2	1	0	0	0	0	0	0	0
8	Manaba ,T (Thembani)	2	1604.4	1604.4	2	1607.4	1604.4	0	0	0	0	0	0
9	Mhango ,BF (Banele)	2	1	0	2	1	0	0	0	0	0	0	0
9	Mhango ,BF (Banele)	2	2114.4	2114.4	2	2117.8	2114.4	0	0	0	0	0	0
10	Makhosonke ,KM (Kuhlase Matthiolus)	1	1	425	1	1	425	0	0	0	0	0	0
10	Makhosonke ,KM (Kuhlase Matthiolus)	1	1754.9	2179.9	1	1777.5	2179.9	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

Acho, CT (Christiaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms