Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pretorius, M (Marco)

Chess SA id

101030919

FIDE id

Date of birth

2001-09-10 (Adult)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-01

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1433.3	1394.9	1356.2	1277.3
Raw rating	1433.3	1394.9	1356.2	1277.3
Weighted rating	1406	1361.7	1355.3	1277.3
Weighted performance	695.9	245.7	0	0
Floor	933.3	894.9	856.2	777.3
K-factor	32	36	36	36
Min/Max rating change allowed	118.9	125.6	132.7	148.5
Highest rating	1583.7 2018-01-01	1583.7 2018-01-01	1549.2 2021-08-01	1277.3 2018-07-01
Highest raw rating	1433.3 2025-06-01	1394.9 2025-06-01	1356.2 2024-03-01	1277.3 2024-03-01
Highest weighted rating	1399.4 2025-08-01	1354.5 2025-08-01	1354.4 2025-08-01	1277.3 2018-07-01
Highest weighted performance	1583.7 2018-01-01	1583.7 2018-01-01	1549.2 2021-08-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1433.3	1394.9	1356.2	1277.3
Analysis
Rating	1433.3	1394.9	1356.2	1277.3
Raw rating	1433.3	1394.9	1356.2	1277.3
Weighted rating	1406	1361.7	1355.3
Weighted performance	695.9	245.7	0
K-factor	32	36	36	36
Floor	933.3	894.9	856.2	777.3
Max/Min rating change allowed	118.9	125.6	132.7	148.5
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	1433.3	1394.9	1356.2	1277.3
New weighted rating	1409	1365	1355.7	1277.3
New weighted performance	695.4	245.2	0	0
Temp new rating	1433.3	1394.9	1356.2	1277.3
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1433.3	1394.9	1356.2	1277.3
New K-factor	32	36	36	36
New floor	933.3	894.9	856.2	777.3

Item	Main	Standard	Rapid
	0	0	0
	6	6	0
	5	0	5
	0	0	0
	0	0	0
	5	0	5
History	376	366	10

Games since
	Main 11	Standard 6		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	6	3	50	0	1557.3	1557.3
Standard	6	3	50	0	1557.3	1557.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	59	40.5	68.64	158.5	1232.8	1391.3
Standard	49	33.5	68.37	156.1	1196.1	1352.2
Rapid	10	7	70	170	1412.7	1582.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1433.3	1394.9	1356.2	1277.3
2025-09-01	1433.3	1394.9	1356.2	1277.3
2025-08-01	1433.3	1394.9	1356.2	1277.3
2025-07-01	1433.3	1394.9	1356.2	1277.3
2025-06-01	1433.3	1394.9	1356.2	1277.3
2025-05-01	1391.6	1342.4	1356.2	1277.3
2025-04-01	1391.6	1342.4	1356.2	1277.3
2025-03-01	1391.6	1342.4	1356.2	1277.3
2025-02-01	1391.6	1342.4	1356.2	1277.3
2025-01-01	1391.6	1342.4	1356.2	1277.3
2024-12-01	1391.6	1342.4	1356.2	1277.3
2024-11-01	1391.6	1342.4	1356.2	1277.3
2024-10-01	1391.6	1342.4	1356.2	1277.3
2024-09-01	1391.6	1342.4	1356.2	1277.3
2024-08-01	1391.6	1342.4	1356.2	1277.3
2024-07-01	1391.6	1342.4	1356.2	1277.3
2024-06-01	1391.6	1342.4	1356.2	1277.3
2024-08-01	1391.6	1342.4	1356.2	1277.3
2024-04-01	1391.6	1342.4	1356.2	1277.3
2024-03-01	1391.6	1342.4	1356.2	1277.3
2024-02-01	1365.7	1342.4	1330.6	1277.3
2024-01-01	1365.7	1342.4	1330.6	1277.3
2023-12-01	1365.7	1342.4	1330.6	1277.3
2023-11-01	1365.7	1342.4	1330.6	1277.3

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 (C)	2025-04-26	2025-05-01	Standard	Johannesburg Metro (GJM)	9	6	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Moja Chess Extravaganza 2025 (C)	2025-04-26	2025-05-01	Standard	Johannesburg Metro (GJM)	9	6	3	Yes	Analysis
2	Mangaung Metro Chess 10 February 2024 (A)	2024-02-10	2024-02-10	Rapid	Mangaung (FMB)	5	5	3	Yes	Analysis
3	Mangaung Metro Chess 28 August 2021 (A)	2021-08-28	2021-08-28	Rapid	Mangaung (FMB)	5	5	4	Yes	Analysis
4	Inter Regional Chess Championship 2019 (U20)	2019-05-10	2019-05-11	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
5	Mangaung Metro Chess 12 to 13 April 2019 (A)	2019-04-12	2019-04-13	Standard	Mangaung (FMB)	5	5	3.5	Yes	Analysis
6	Mangaung Metro Chess 1-2 February 2019 (A)	2019-02-01	2019-02-02	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
7	Mangaung Metro Chess 18-19 January 2019 (B)	2019-01-18	2019-01-19	Standard	Mangaung (FMB)	5	5	3.5	Yes	Analysis
8	Mangaung Metro Chess 27-28 July 2018 (B)	2018-07-27	2018-07-28	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
9	Inter Regional 2018 (U18 Individual)	2018-05-04	2018-05-05	Standard	Frances Baard (NCF)	5	4	3.5	Yes	Analysis
10	Mangaung Metro Chess 9 - 10 March 2018 (B)	2018-03-09	2018-03-10	Standard	Mangaung (FMB)	5	5	2.5	Yes	Analysis
11	Morris Club Challenge 2018	2018-02-17	2018-02-17	Standard	Mangaung (FMB)	5	4	2	Yes	Analysis
12	Mangaung Metro Chess 19 & 20 January 2018 (B)	2018-01-19	2018-01-20	Standard	Mangaung (FMB)	5	5	4.5	Yes	Analysis

#	Games	Start				End
1	8	Tournament Inter Regional 2018				Tournament Mangaung Metro Chess 27-28 July 2018
		date 2018-05-04	rnd 2	type Standard	result 1	date 2018-07-28	rnd 4	type Standard	result 1
		Opponent Buitendag, M (Morgan)				Opponent Matsoso, T (Tshepiso)
2	6	Tournament Mangaung Metro Chess 19 & 20 January 2018				Tournament Morris Club Challenge 2018
		date 2018-01-19	rnd 1	type Standard	result 1	date 2018-02-17	rnd 1	type Standard	result 1
		Opponent Shaba, R (Reneuwe)				Opponent Kotze, CJ (Christiaan)
3	5	Tournament Mangaung Metro Chess 12 to 13 April 2019				Tournament Inter Regional Chess Championship 2019
		date 2019-04-13	rnd 3	type Standard	result 1	date 2019-05-10	rnd 2	type Standard	result 1
		Opponent Hendricks, LC (Lesego)				Opponent Mokoena, K (Koena)

#	Games	Start				End
1	8	Tournament Inter Regional 2018				Tournament Mangaung Metro Chess 27-28 July 2018
		date 2018-05-04	rnd 2	type Standard	result 1	date 2018-07-28	rnd 4	type Standard	result 1
		Opponent Buitendag, M (Morgan)				Opponent Matsoso, T (Tshepiso)
2	6	Tournament Mangaung Metro Chess 19 & 20 January 2018				Tournament Morris Club Challenge 2018
		date 2018-01-19	rnd 1	type Standard	result 1	date 2018-02-17	rnd 1	type Standard	result 1
		Opponent Shaba, R (Reneuwe)				Opponent Kotze, CJ (Christiaan)
3	5	Tournament Mangaung Metro Chess 12 to 13 April 2019				Tournament Inter Regional Chess Championship 2019
		date 2019-04-13	rnd 3	type Standard	result 1	date 2019-05-10	rnd 2	type Standard	result 1
		Opponent Hendricks, LC (Lesego)				Opponent Mokoena, K (Koena)

#	Games	Start				End
1	3	Tournament Mangaung Metro Chess 28 August 2021				Tournament Mangaung Metro Chess 28 August 2021
		date 2021-08-28	rnd 1	type Rapid	result 1	date 2021-08-28	rnd 3	type Rapid	result 1
		Opponent Matsiliso, T (Thabo)				Opponent Botes, D (Dion)
2	2	Tournament Mangaung Metro Chess 10 February 2024				Tournament Mangaung Metro Chess 10 February 2024
		date 2024-02-10	rnd 3	type Rapid	result 1	date 2024-02-10	rnd 4	type Rapid	result 1
		Opponent Jordaan, W (Wian)				Opponent Fobo, S (Solomzi)
3	2	Tournament Mangaung Metro Chess 28 August 2021				Tournament Mangaung Metro Chess 10 February 2024
		date 2021-08-28	rnd 5	type Rapid	result 1	date 2024-02-10	rnd 1	type Rapid	result 1
		Opponent Diraditsile, T (Tshegofatso)				Opponent Monaheng, T (Thabang Louis)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Mangaung Metro Chess 12 to 13 April 2019				Tournament Inter Regional Chess Championship 2019
		date 2019-04-13	rnd 3	type Standard	result 1	date 2019-05-10	rnd 2	type Standard	result 1
		Opponent Hendricks, LC (Lesego)				Opponent Mokoena, K (Koena)
2	5	Tournament Inter Regional 2018				Tournament Mangaung Metro Chess 27-28 July 2018
		date 2018-05-05	rnd 5	type Standard	result 1	date 2018-07-28	rnd 4	type Standard	result 1
		Opponent Monteoa, P (Prince)				Opponent Matsoso, T (Tshepiso)
3	4	Tournament Mangaung Metro Chess 19 & 20 January 2018				Tournament Morris Club Challenge 2018
		date 2018-01-20	rnd 3	type Standard	result 1	date 2018-02-17	rnd 1	type Standard	result 1
		Opponent Duvenhage, HW (Hendrik)				Opponent Kotze, CJ (Christiaan)

#	Games	Start				End
1	5	Tournament Mangaung Metro Chess 12 to 13 April 2019				Tournament Inter Regional Chess Championship 2019
		date 2019-04-13	rnd 3	type Standard	result 1	date 2019-05-10	rnd 2	type Standard	result 1
		Opponent Hendricks, LC (Lesego)				Opponent Mokoena, K (Koena)
2	5	Tournament Inter Regional 2018				Tournament Mangaung Metro Chess 27-28 July 2018
		date 2018-05-05	rnd 5	type Standard	result 1	date 2018-07-28	rnd 4	type Standard	result 1
		Opponent Monteoa, P (Prince)				Opponent Matsoso, T (Tshepiso)
3	4	Tournament Mangaung Metro Chess 19 & 20 January 2018				Tournament Morris Club Challenge 2018
		date 2018-01-20	rnd 3	type Standard	result 1	date 2018-02-17	rnd 1	type Standard	result 1
		Opponent Duvenhage, HW (Hendrik)				Opponent Kotze, CJ (Christiaan)

#	Games	Start				End
1	3	Tournament Mangaung Metro Chess 28 August 2021				Tournament Mangaung Metro Chess 28 August 2021
		date 2021-08-28	rnd 1	type Rapid	result 1	date 2021-08-28	rnd 3	type Rapid	result 1
		Opponent Matsiliso, T (Thabo)				Opponent Botes, D (Dion)
2	2	Tournament Mangaung Metro Chess 10 February 2024				Tournament Mangaung Metro Chess 10 February 2024
		date 2024-02-10	rnd 3	type Rapid	result 1	date 2024-02-10	rnd 4	type Rapid	result 1
		Opponent Jordaan, W (Wian)				Opponent Fobo, S (Solomzi)
3	2	Tournament Mangaung Metro Chess 28 August 2021				Tournament Mangaung Metro Chess 10 February 2024
		date 2021-08-28	rnd 5	type Rapid	result 1	date 2024-02-10	rnd 1	type Rapid	result 1
		Opponent Diraditsile, T (Tshegofatso)				Opponent Monaheng, T (Thabang Louis)

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	Kotze ,CJ (Christiaan Jacob)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
1	Kotze ,CJ (Christiaan Jacob)	3	1276.6	1418.3	3	1275.5	1418.3	0	0	0	0	0	0
2	Mantje ,K (Katleho)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
2	Mantje ,K (Katleho)	3	1403	1261.3	3	1401.6	1261.3	0	0	0	0	0	0
3	Motaung ,L (Lehlohonolo)	3	1	-141.7	2	1	0	1	0	-425	0	0	0
3	Motaung ,L (Lehlohonolo)	3	1490.6	1348.9	2	1419	1490.6	1	1573.1	1065.6	0	0	0
4	Guneliev ,AA (Andrey Antonov)	2	2	425	2	2	425	0	0	0	0	0	0
4	Guneliev ,AA (Andrey Antonov)	2	749.1	1174.1	2	747.2	1174.1	0	0	0	0	0	0
5	Shaba ,R (Reneuwe)	2	2	425	2	2	425	0	0	0	0	0	0
5	Shaba ,R (Reneuwe)	2	822	1247	2	824.8	1247	0	0	0	0	0	0
6	Buitendag ,M (Morgan)	1	1	425	1	1	425	0	0	0	0	0	0
6	Buitendag ,M (Morgan)	1	1046.7	1471.7	1	1052.9	1471.7	0	0	0	0	0	0
7	Van Der Walt ,AB (Bernize)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Van Der Walt ,AB (Bernize)	1	1423	1423	1	1423	1423	0	0	0	0	0	0
8	Lombard ,HZ (Hermanus Zuidmeer)	1	1	425	1	1	425	0	0	0	0	0	0
8	Lombard ,HZ (Hermanus Zuidmeer)	1	988	1413	1	978.6	1413	0	0	0	0	0	0
9	Jenkins ,T (Tauriq)	1	1	425	1	1	425	0	0	0	0	0	0
9	Jenkins ,T (Tauriq)	1	1516.3	1941.3	1	1469.8	1941.3	0	0	0	0	0	0
10	Seromo ,L (Leabua)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Seromo ,L (Leabua)	1	1012.3	587.3	1	997.5	587.3	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

Pretorius, M (Marco)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms