Chess South Africa Ratings Database

PLAYER PAGE

Personal

Marais, J (Jordan)

Chess SA id

1040154611

FIDE id

Date of birth

2004-09-15 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1532.7	1525.9	1436.9	1200
Raw rating	1532.7	1525.9	1436.9	1200
Weighted rating	1472.6	1427.4	1421.6	1200
Weighted performance	1461.8	1452.1	1291.4	0
Floor	1032.7	1025.9	951.1	700
K-factor	32	32	32	36
Min/Max rating change allowed	103.2	104.2	118.3	165.8
Highest rating	1532.7 2025-08-01	1525.9 2025-08-01	1467.1 2024-05-01	1200 2018-10-01
Highest raw rating	1532.7 2025-08-01	1525.9 2025-08-01	1451.1 2024-06-01	1200 2024-02-01
Highest weighted rating	1452.3 2025-08-01	1396.9 2025-08-01	1413.5 2025-08-01	1200 2018-10-01
Highest weighted performance	1513.1 2025-02-01	1502.5 2024-11-01	1467.1 2024-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1532.7	1525.9	1436.9	1200
Analysis
Rating	1532.7	1525.9	1436.9	1200
Raw rating	1532.7	1525.9	1436.9	1200
Weighted rating	1472.6	1427.4	1421.6
Weighted performance	1461.8	1452.1	1291.4
K-factor	32	32	32	36
Floor	1032.7	1025.9	951.1	700
Max/Min rating change allowed	103.2	104.2	118.3	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	1532.7	1525.9	1436.9	1200
New weighted rating	1481.3	1441.1	1424.8	1200
New weighted performance	1461.3	1451.5	1290.9	0
Temp new rating	1532.7	1525.9	1436.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1532.7	1525.9	1436.9	1200
New K-factor	32	32	32	36
New floor	1032.7	1025.9	951.1	700

Item	Main	Standard	Rapid
	0	0	0
	18	12	6
	47	30	17
	23	0	23
	0	0	0
	0	0	0
History	88	42	46

Games since
	Main 76	Standard 42		Rapid 34		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1021		301		165
Male	894		254		141
Adult	364		103		70
Adult Male	342		91		62
Standard
	RSA		Province		Region
Overall	988		266		145
Male	859		220		125
Adult	332		77		54
Adult Male	314		69		50
Rapid
	RSA		Province		Region
Overall	374		182		94
Male	337		163		89
Adult	126		47		31
Adult Male	121		47		31
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	18	10.5	58.33	70.8	1516.9	1587.7
Standard	12	8	66.67	141.7	1497.7	1639.4
Rapid	6	2.5	41.67	-70.8	1555.3	1484.5
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	88	51	57.95	67.6	1442.1	1509.7
Standard	42	26.5	63.1	111.3	1433.9	1545.2
Rapid	46	24.5	53.26	27.7	1449.5	1477.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1532.7	1525.9	1436.9	1200
2025-09-01	1532.7	1525.9	1436.9	1200
2025-08-01	1532.7	1525.9	1436.9	1200
2025-07-01	1513.1	1502.5	1429.3	1200
2025-06-01	1513.1	1502.5	1429.3	1200
2025-05-01	1513.1	1502.5	1429.3	1200
2025-04-01	1513.1	1502.5	1429.3	1200
2025-03-01	1513.1	1502.5	1429.3	1200
2025-02-01	1513.1	1502.5	1429.3	1200
2025-01-01	1472.6	1428.9	1429.3	1200
2024-12-01	1462.4	1395.1	1429.3	1200
2024-11-01	1462.4	1395.1	1429.3	1200
2024-10-01	1435.4	1343.3	1429.3	1200
2024-09-01	1389	1258.3	1429.3	1200
2024-08-01	1389	1258.3	1429.3	1200
2024-07-01	1390.7	1258.3	1451.1	1200
2024-06-01	1353.5	1200	1451.1	1200
2024-08-01	1322.2	1200	1321.8	1200
2024-04-01	1322.2	1200	1321.8	1200
2024-03-01	1308	1200	1312.4	1200
2024-02-01	1308	1200	1312.4	1200
2024-01-01	1308	1200	1312.4	1200
2023-12-01	1308	1200	1312.4	1200
2023-11-01	1261.8	1200	1269.2	1200

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	Cape Winelands Open 2025 (Advanced)	2025-07-19	2025-07-20	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
2	Bellville Rapid 2025 (A)	2025-06-07	2025-06-07	Rapid	Cape Town (WCT)	6	6	2.5	Yes	Analysis
3	2025 Kraaifontein Open Chess Championships (Advanced)	2025-01-04	2025-01-05	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Winelands Open 2025 (Advanced)	2025-07-19	2025-07-20	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
2	Bellville Rapid 2025 (A)	2025-06-07	2025-06-07	Rapid	Cape Town (WCT)	6	6	2.5	Yes	Analysis
3	2025 Kraaifontein Open Chess Championships (Advanced)	2025-01-04	2025-01-05	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
4	USSA Chess Championships 2024 (Open)	2024-11-29	2024-12-03	Standard	Tshwane (GTP)	9	9	3.5	Yes	Analysis
5	UCT Open Chess Championship 2024 (Intermediate)	2024-10-12	2024-10-13	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
6	CT League 2024 (C)	2024-07-20	2024-09-07	Standard	Cape Town (WCT)	11	9	6	Yes	Analysis
7	Curro Durbanville Chess Rapid Open 2024 (Intermediate)	2024-07-13	2024-07-13	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
8	Cape Town Chess Federation Closed Chess Championships 2024 (D)	2024-06-15	2024-06-17	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
9	Steinitz Chess Festival 2024 (Open Rapid)	2024-05-11	2024-05-11	Rapid	Cape Town (WCT)	6	5	3	Yes	Analysis
10	Chas Everitt and MHI Attorneys Rapid 2024 (B)	2024-03-09	2024-03-09	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
11	Kraaifontein Open 2023 (Open)	2023-12-10	2023-12-10	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
12	Chas Everitt and MHI Attorneys Rapid 2023 (B)	2023-11-04	2023-11-04	Rapid	Cape Town (WCT)	6	5	3	Yes	Analysis
13	Curro Durbanville Chess Open Rapid 2023 (Intermediate)	2023-07-15	2023-07-15	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
14	Midas Paints Chess Cup Term 2 2023 (Open)	2023-04-15	2023-04-15	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis

#	Games	Start				End
1	6	Tournament Bellville Rapid 2025				Tournament Cape Winelands Open 2025
		date 2025-06-07	rnd 6	type Rapid	result 1	date 2025-07-20	rnd 5	type Standard	result 0.5
		Opponent Webber, CPS (Colin Peter Slade)				Opponent Mackinna, C (Cashlin)
2	6	Tournament CT League 2024				Tournament UCT Open Chess Championship 2024
		date 2024-09-07	rnd 11	type Standard	result 1	date 2024-10-13	rnd 5	type Standard	result 1
		Opponent Mphahlele, D (David)				Opponent Ashworth, DA (Dylan Adrian)
3	4	Tournament Cape Town Chess Federation Closed Chess Championships 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-06-17	rnd 5	type Standard	result 1	date 2024-07-13	rnd 2	type Rapid	result 1
		Opponent Solomon, WC (William)				Opponent Flatela, K (Khanya)

#	Games	Start				End
1	6	Tournament 2025 Kraaifontein Open Chess Championships				Tournament Cape Winelands Open 2025
		date 2025-01-05	rnd 6	type Standard	result 1	date 2025-07-20	rnd 5	type Standard	result 0.5
		Opponent Snyman, MM (Mila Marie)				Opponent Mackinna, C (Cashlin)
2	6	Tournament CT League 2024				Tournament UCT Open Chess Championship 2024
		date 2024-09-07	rnd 11	type Standard	result 1	date 2024-10-13	rnd 5	type Standard	result 1
		Opponent Mphahlele, D (David)				Opponent Ashworth, DA (Dylan Adrian)
3	3	Tournament 2025 Kraaifontein Open Chess Championships				Tournament 2025 Kraaifontein Open Chess Championships
		date 2025-01-04	rnd 2	type Standard	result 1	date 2025-01-05	rnd 4	type Standard	result 1
		Opponent Cupido, C (Caylah)				Opponent Van Heerden, EJ (Ethan Joel)

#	Games	Start				End
1	3	Tournament Steinitz Chess Festival 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-05-11	rnd 6	type Rapid	result 1	date 2024-07-13	rnd 2	type Rapid	result 1
		Opponent Solomon, AS (Aubrey)				Opponent Flatela, K (Khanya)
2	3	Tournament Chas Everitt and MHI Attorneys Rapid 2024				Tournament Chas Everitt and MHI Attorneys Rapid 2024
		date 2024-03-09	rnd 2	type Rapid	result 1	date 2024-03-09	rnd 4	type Rapid	result 1
		Opponent Srivastava, P (Prakhar)				Opponent Stern, M (Mason)
3	3	Tournament Chas Everitt and MHI Attorneys Rapid 2023				Tournament Chas Everitt and MHI Attorneys Rapid 2023
		date 2023-11-04	rnd 3	type Rapid	result 1	date 2023-11-04	rnd 5	type Rapid	result 1
		Opponent Van Wyngaard, L (Luke Jarryd)				Opponent Osborne, N (Nicole)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament CT League 2024				Tournament UCT Open Chess Championship 2024
		date 2024-09-07	rnd 11	type Standard	result 1	date 2024-10-13	rnd 5	type Standard	result 1
		Opponent Mphahlele, D (David)				Opponent Ashworth, DA (Dylan Adrian)
2	4	Tournament Bellville Rapid 2025				Tournament Cape Winelands Open 2025
		date 2025-06-07	rnd 6	type Rapid	result 1	date 2025-07-19	rnd 3	type Standard	result 1
		Opponent Webber, CPS (Colin Peter Slade)				Opponent Ziegers, Z (Zaskia)
3	4	Tournament Cape Town Chess Federation Closed Chess Championships 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-06-17	rnd 5	type Standard	result 1	date 2024-07-13	rnd 2	type Rapid	result 1
		Opponent Solomon, WC (William)				Opponent Flatela, K (Khanya)

#	Games	Start				End
1	6	Tournament CT League 2024				Tournament UCT Open Chess Championship 2024
		date 2024-09-07	rnd 11	type Standard	result 1	date 2024-10-13	rnd 5	type Standard	result 1
		Opponent Mphahlele, D (David)				Opponent Ashworth, DA (Dylan Adrian)
2	4	Tournament 2025 Kraaifontein Open Chess Championships				Tournament Cape Winelands Open 2025
		date 2025-01-05	rnd 6	type Standard	result 1	date 2025-07-19	rnd 3	type Standard	result 1
		Opponent Snyman, MM (Mila Marie)				Opponent Ziegers, Z (Zaskia)
3	3	Tournament 2025 Kraaifontein Open Chess Championships				Tournament 2025 Kraaifontein Open Chess Championships
		date 2025-01-04	rnd 2	type Standard	result 1	date 2025-01-05	rnd 4	type Standard	result 1
		Opponent Cupido, C (Caylah)				Opponent Van Heerden, EJ (Ethan Joel)

#	Games	Start				End
1	3	Tournament Steinitz Chess Festival 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-05-11	rnd 6	type Rapid	result 1	date 2024-07-13	rnd 2	type Rapid	result 1
		Opponent Solomon, AS (Aubrey)				Opponent Flatela, K (Khanya)
2	3	Tournament Chas Everitt and MHI Attorneys Rapid 2024				Tournament Chas Everitt and MHI Attorneys Rapid 2024
		date 2024-03-09	rnd 2	type Rapid	result 1	date 2024-03-09	rnd 4	type Rapid	result 1
		Opponent Srivastava, P (Prakhar)				Opponent Stern, M (Mason)
3	3	Tournament Chas Everitt and MHI Attorneys Rapid 2023				Tournament Chas Everitt and MHI Attorneys Rapid 2023
		date 2023-11-04	rnd 3	type Rapid	result 1	date 2023-11-04	rnd 5	type Rapid	result 1
		Opponent Van Wyngaard, L (Luke Jarryd)				Opponent Osborne, N (Nicole)

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	Solomon ,WC (William Clinton)	2	1	0	2	1	0	0	0	0	0	0	0
1	Solomon ,WC (William Clinton)	2	1247.2	1247.2	2	1231.4	1247.2	0	0	0	0	0	0
2	Willenberg ,GI (Glen Ivan)	2	0	-425	1	0	-425	1	0	-425	0	0	0
2	Willenberg ,GI (Glen Ivan)	2	1616.7	1191.7	1	1592.5	1191.7	1	1622	1191.7	0	0	0
3	Raubenheimer ,G (Granton)	2	0	-425	0	0	0	2	0	-425	0	0	0
3	Raubenheimer ,G (Granton)	2	1527.6	1102.6	0	0	0	2	1412.9	1102.6	0	0	0
4	Willenberg ,RC (Roland Chester)	2	1	0	0	0	0	2	1	0	0	0	0
4	Willenberg ,RC (Roland Chester)	2	1642.4	1642.4	0	0	0	2	1629.1	1642.4	0	0	0
5	Makhoba ,S (Sibusiso)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Makhoba ,S (Sibusiso)	1	1524.8	1099.8	1	1525.6	1099.8	0	0	0	0	0	0
6	Siteto ,L (Lindokuhle)	1	1	425	1	1	425	0	0	0	0	0	0
6	Siteto ,L (Lindokuhle)	1	1409.6	1834.6	1	1359.1	1834.6	0	0	0	0	0	0
7	Diedericks ,C (Cayden)	1	1	425	1	1	425	0	0	0	0	0	0
7	Diedericks ,C (Cayden)	1	1488.5	1913.5	1	1460.4	1913.5	0	0	0	0	0	0
8	Roji ,C (Cwenga)	1	1	425	1	1	425	0	0	0	0	0	0
8	Roji ,C (Cwenga)	1	1338.8	1763.8	1	1347	1763.8	0	0	0	0	0	0
9	Salem ,A (Abdarahim)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Salem ,A (Abdarahim)	1	1717.4	1292.4	1	1717.4	1292.4	0	0	0	0	0	0
10	Jacobs ,G (Ghashir)	1	1	425	1	1	425	0	0	0	0	0	0
10	Jacobs ,G (Ghashir)	1	1184	1609	1	1181.6	1609	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Marais, J (Jordan)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms