Chess South Africa Ratings Database

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Personal

Gouws, MS (Mauritz Stefanus)

Chess SA id

187010842

FIDE id

Date of birth

1987-09-16 (Adult)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1670	1667.6	1553.3	1379.2
Raw rating	1670	1667.6	1553.3	1379.2
Weighted rating	1635.8	1628	1531	1361
Weighted performance	1550.8	1557.4	0	0
Floor	1170	1167.6	1053.3	879.2
K-factor	28	28	32	36
Min/Max rating change allowed	84.9	85.2	100.2	128.5
Highest rating	1725.8 2024-09-01	1713.9 2024-09-01	1555.6 2024-07-01	1379.2 2025-04-01
Highest raw rating	1670 2025-09-01	1667.6 2025-09-01	1553.3 2025-08-01	1379.2 2025-04-01
Highest weighted rating	1623.7 2025-09-01	1614.8 2025-09-01	1515.3 2025-08-01	1353.7 2025-08-01
Highest weighted performance	1725.8 2024-09-01	1713.9 2024-09-01	1555.6 2024-07-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	4.2	4.8	0	0
New rating	1674.2	1672.4	1553.3	1379.2
Analysis
Rating	1670	1667.6	1553.3	1379.2
Raw rating	1670	1667.6	1553.3	1379.2
Weighted rating	1635.8	1628	1531
Weighted performance	1550.8	1557.4	0
K-factor	28	28	32	36
Floor	1170	1167.6	1053.3	879.2
Max/Min rating change allowed	84.9	85.2	100.2	128.5
Games	2	2	0	0
Score	2	2	0	0
Expected score	1.85	1.83	0	0
Score-Expected	0.15	0.17	0	0
Temp raw +/-	4.2	4.8	0	0
Final raw +/-	4.2	4.8	0	0
New raw rating	1674.2	1672.4	1553.3	1379.2
New weighted rating	1641.3	1634.2	1535.1	1363.1
New weighted performance	1541	1547.5	0	0
Temp new rating	1674.2	1672.4	1553.3	1379.2
Temp new rating +/-	4.2	4.8	0	0
Final new rating +/-	4.2	4.8	0	0
New rating	1674.2	1672.4	1553.3	1379.2
New K-factor	28	28	32	36
New floor	1174.2	1172.4	1053.3	879.2

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	26	9	11	6
	28	16	12	0
	28	22	6	0
	5	5	0	0
	5	0	5	0
History	115	75	34	6

Games since
	Main 54	Standard 25		Rapid 23		Blitz 6
Gender	Male
Age group	Adult
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	381		37		19
Male	355		35		17
Adult	204		12		7
Adult Male	193		10		5
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	150		9		5
Male	143		8		4
Adult	82		7		4
Adult Male	78		6		3
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	26	19.5	75	212.5	1472	1684.5
Standard	9	6.5	72.22	188.9	1536.2	1725.1
Rapid	11	9	81.82	270.5	1378.4	1648.8
Blitz	6	4	66.67	141.7	1547.3	1689
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	109	82	75.23	214.4	1398.4	1612.9
Standard	69	50	72.46	190.9	1401.8	1592.8
Rapid	34	28	82.35	275	1365.3	1640.3
Blitz	6	4	66.67	141.7	1547.3	1689

Date	Main	Standard	Rapid	Blitz
2025-11-01	1670	1667.6	1553.3	1379.2
2025-09-30	1670	1667.6	1553.3	1379.2
2025-09-01	1670	1667.6	1553.3	1379.2
2025-08-01	1659.2	1654.9	1553.3	1379.2
2025-07-01	1659.1	1654.9	1545.4	1379.2
2025-06-01	1653.8	1654.9	1537.5	1379.2
2025-05-01	1653.8	1654.9	1537.5	1379.2
2025-04-01	1656.7	1654.9	1538.3	1379.2
2025-03-01	1654.6	1654.9	1538.3	1339
2025-02-01	1643	1642.7	1538.3	1339
2025-01-01	1629	1611.8	1538.3	1339
2024-12-01	1629	1611.8	1538.3	1339
2024-11-01	1621.6	1600.9	1538.3	1339
2024-10-01	1621.6	1600.9	1538.3	1339
2024-09-01	1589.1	1560.6	1538.3	1339
2024-08-01	1582.6	1553.6	1538.3	1339
2024-07-01	1570.8	1553.6	1458.8	1339
2024-09-01	1555.5	1534.1	1458.8	1339
2024-05-01	1555.5	1534.1	1458.8	1339
2024-04-01	1538.8	1534.1	1423.6	1339
2024-03-01	1519.4	1503.8	1423.6	1339
2024-02-01	1505.9	1503.8	1382.6	1339
2024-01-01	1505.9	1503.8	1382.6	1339
2023-12-01	1505.9	1503.8	1382.6	1339

Comming soon.

Tournaments

History

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	UCC Royal Cup 2025 (A)	2025-10-07	2025-11-05	Standard	Nelson Mandela Bay (ENM)	5	2	2	Yes	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	UCC Royal Cup 2025 (A)	2025-10-07	2025-11-05	Standard	Nelson Mandela Bay (ENM)	5	2	2	Yes	Analysis
2	UCC Championship 2025 (A)	2025-07-22	2025-08-19	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
3	UCC Rapid July 2025	2025-07-08	2025-07-15	Rapid	Nelson Mandela Bay (ENM)	6	3	3	Yes	Analysis
4	UCC Rapid May 2025	2025-05-27	2025-06-17	Rapid	Nelson Mandela Bay (ENM)	6	4	3	Yes	Analysis
5	UCC Rapid Mar/Apr 2025	2025-03-18	2025-04-01	Rapid	Nelson Mandela Bay (ENM)	6	4	3	Yes	Analysis
6	UCC Blitz March 2025	2025-03-04	2025-03-11	Blitz	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
7	Uitenhage Chess Club Protea Cup 2025 (A)	2025-01-28	2025-02-25	Standard	Nelson Mandela Bay (ENM)	5	4	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	UCC Royal Cup 2025 (A)	2025-10-07	2025-11-05	Standard	Nelson Mandela Bay (ENM)	5	2	2	Yes	Analysis
2	UCC Championship 2025 (A)	2025-07-22	2025-08-19	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
3	UCC Rapid July 2025	2025-07-08	2025-07-15	Rapid	Nelson Mandela Bay (ENM)	6	3	3	Yes	Analysis
4	UCC Rapid May 2025	2025-05-27	2025-06-17	Rapid	Nelson Mandela Bay (ENM)	6	4	3	Yes	Analysis
5	UCC Rapid Mar/Apr 2025	2025-03-18	2025-04-01	Rapid	Nelson Mandela Bay (ENM)	6	4	3	Yes	Analysis
6	UCC Blitz March 2025	2025-03-04	2025-03-11	Blitz	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
7	Uitenhage Chess Club Protea Cup 2025 (A)	2025-01-28	2025-02-25	Standard	Nelson Mandela Bay (ENM)	5	4	3.5	Yes	Analysis
8	UCC Club Champs 2024 (A)	2024-10-08	2024-11-05	Standard	Nelson Mandela Bay (ENM)	5	5	3.5	Yes	Analysis
9	NMBCU Club League 2024 (A)	2024-07-24	2024-09-22	Standard	Nelson Mandela Bay (ENM)	6	5	4	Yes	Analysis
10	UCC Royal Cup Classic July 2024 (A)	2024-07-09	2024-08-06	Standard	Nelson Mandela Bay (ENM)	5	1	1	Yes	Analysis
11	Uitenhage Chess Club Rapid June 2024	2024-06-18	2024-07-02	Rapid	Nelson Mandela Bay (ENM)	6	4	4	Yes	Analysis
12	Uitenhage Chess Club Presidential Cup 2024 (A)	2024-04-30	2024-05-28	Standard	Nelson Mandela Bay (ENM)	5	2	2	Yes	Analysis
13	UCC Rapid April 2024	2024-04-09	2024-04-23	Rapid	Nelson Mandela Bay (ENM)	6	4	4	Yes	Analysis
14	UCC Protea Cup 2024 (A)	2024-02-20	2024-03-26	Standard	Nelson Mandela Bay (ENM)	5	3	3	Yes	Analysis
15	Uitenhage Chess Club Rapid January 2024	2024-01-30	2024-02-13	Rapid	Nelson Mandela Bay (ENM)	6	4	4	Yes	Analysis
16	UCC Club Champs 2023 (A)	2023-10-17	2023-11-14	Standard	Nelson Mandela Bay (ENM)	5	4	3	Yes	Analysis
17	Uitenhage Chess Club RAPID III 2023	2023-08-29	2023-09-12	Rapid	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
18	Uitenhage Chess Club Grand Prix 2023 (A)	2023-08-25	2023-08-26	Standard	Nelson Mandela Bay (ENM)	5	5	2.5	Yes	Analysis
19	UCC Presidential Cup 2023 (A)	2023-07-18	2023-08-15	Standard	Nelson Mandela Bay (ENM)	5	5	4	Yes	Analysis
20	UCC Protea Cup 2023 (A)	2023-04-14	2023-05-30	Standard	Nelson Mandela Bay (ENM)	8	8	7	Yes	Analysis
21	2022 Nelson Mandela Bay Open (B)	2022-02-04	2022-02-06	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
22	Fundraising Rapid Tournament 2021 (A)	2021-11-27	2021-11-27	Rapid	Buffalo City (EBC)	5	5	3	Yes	Analysis
23	2020 Boardwalk Pearson Open Chess Festival (Open)	2020-03-14	2020-03-15	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
24	Springbok Cup 2020	2020-01-24	2020-02-20	Standard	Nelson Mandela Bay (ENM)	5	5	2.5	Yes	Analysis
25	King Cars Pe Chess Club Grand Prix Leg 1 2020	2020-02-15	2020-02-22	Standard	Nelson Mandela Bay (ENM)	6	2	2	Yes	Analysis
26	Brandwag Open 2020 (A)	2020-01-31	2020-02-01	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis

#	Games	Start				End
1	26	Tournament UCC Club Champs 2023				Tournament UCC Club Champs 2024
		date 2023-11-14	rnd 5	type Standard	result 1	date 2024-10-15	rnd 2	type Standard	result 1
		Opponent Van Huyssteen, H (Hermanus)				Opponent Naude, S (Stephan)
2	11	Tournament UCC Protea Cup 2023				Tournament UCC Presidential Cup 2023
		date 2023-04-14	rnd 1	type Standard	result 1	date 2023-08-01	rnd 3	type Standard	result 1
		Opponent Bridger, MA (Michael)				Opponent Van Huyssteen, H (Hermanus)
3	9	Tournament UCC Club Champs 2024				Tournament UCC Blitz March 2025
		date 2024-10-29	rnd 4	type Standard	result 0.5	date 2025-03-04	rnd 3	type Blitz	result 1
		Opponent Strydom, JP (Jean-Pierre)				Opponent Schler, J (Jayden)

#	Games	Start				End
1	14	Tournament UCC Club Champs 2023				Tournament UCC Club Champs 2024
		date 2023-11-14	rnd 5	type Standard	result 1	date 2024-10-15	rnd 2	type Standard	result 1
		Opponent Van Huyssteen, H (Hermanus)				Opponent Naude, S (Stephan)
2	11	Tournament UCC Protea Cup 2023				Tournament UCC Presidential Cup 2023
		date 2023-04-14	rnd 1	type Standard	result 1	date 2023-08-01	rnd 3	type Standard	result 1
		Opponent Bridger, MA (Michael)				Opponent Van Huyssteen, H (Hermanus)
3	7	Tournament UCC Club Champs 2024				Tournament UCC Championship 2025
		date 2024-10-29	rnd 4	type Standard	result 0.5	date 2025-07-22	rnd 1	type Standard	result 1
		Opponent Strydom, JP (Jean-Pierre)				Opponent Coetzee, S (Schalk)

#	Games	Start				End
1	15	Tournament Uitenhage Chess Club Rapid January 2024				Tournament UCC Rapid Mar/Apr 2025
		date 2024-02-06	rnd 3	type Rapid	result 1	date 2025-03-25	rnd 3	type Rapid	result 1
		Opponent Barry, T (Tyler)				Opponent Verwey, M (Malan)
2	3	Tournament UCC Rapid July 2025				Tournament UCC Rapid July 2025
		date 2025-07-15	rnd 4	type Rapid	result 1	date 2025-07-15	rnd 6	type Rapid	result 1
		Opponent Van Huyssteen, Z (Zani)				Opponent Tiry, A (Ahmed Husayn)
3	3	Tournament UCC Rapid May 2025				Tournament UCC Rapid May 2025
		date 2025-05-27	rnd 1	type Rapid	result 1	date 2025-06-03	rnd 3	type Rapid	result 1
		Opponent Shelver, K (Keegan)				Opponent Verwey, M (Malan)

#	Games	Start				End
1	3	Tournament UCC Blitz March 2025				Tournament UCC Blitz March 2025
		date 2025-03-04	rnd 1	type Blitz	result 1	date 2025-03-04	rnd 3	type Blitz	result 1
		Opponent Van Greunen, W (Willem)				Opponent Schler, J (Jayden)
2	1	Tournament UCC Blitz March 2025				Tournament UCC Blitz March 2025
		date 2025-03-11	rnd 5	type Blitz	result 1	date 2025-03-11	rnd 5	type Blitz	result 1
		Opponent Coetzee, S (Schalk)				Opponent Coetzee, S (Schalk)

#	Games	Start				End
1	21	Tournament UCC Club Champs 2023				Tournament NMBCU Club League 2024
		date 2023-11-14	rnd 5	type Standard	result 1	date 2024-08-11	rnd 2	type Standard	result 1
		Opponent Van Huyssteen, H (Hermanus)				Opponent Mbombela, Y (Yamkela)
2	6	Tournament UCC Protea Cup 2023				Tournament UCC Presidential Cup 2023
		date 2023-05-16	rnd 6	type Standard	result 1	date 2023-08-01	rnd 3	type Standard	result 1
		Opponent Bester, B (Brendan)				Opponent Van Huyssteen, H (Hermanus)
3	4	Tournament UCC Rapid July 2025				Tournament UCC Championship 2025
		date 2025-07-15	rnd 4	type Rapid	result 1	date 2025-07-22	rnd 1	type Standard	result 1
		Opponent Van Huyssteen, Z (Zani)				Opponent Coetzee, S (Schalk)

#	Games	Start				End
1	9	Tournament UCC Club Champs 2023				Tournament NMBCU Club League 2024
		date 2023-11-14	rnd 5	type Standard	result 1	date 2024-08-11	rnd 2	type Standard	result 1
		Opponent Van Huyssteen, H (Hermanus)				Opponent Mbombela, Y (Yamkela)
2	6	Tournament UCC Protea Cup 2023				Tournament UCC Presidential Cup 2023
		date 2023-05-16	rnd 6	type Standard	result 1	date 2023-08-01	rnd 3	type Standard	result 1
		Opponent Bester, B (Brendan)				Opponent Van Huyssteen, H (Hermanus)
3	4	Tournament UCC Club Champs 2024				Tournament Uitenhage Chess Club Protea Cup 2025
		date 2024-11-05	rnd 5	type Standard	result 1	date 2025-02-18	rnd 4	type Standard	result 1
		Opponent Schler, J (Jayden)				Opponent Brown, AB (Ashlene)

#	Games	Start				End
1	15	Tournament Uitenhage Chess Club Rapid January 2024				Tournament UCC Rapid Mar/Apr 2025
		date 2024-02-06	rnd 3	type Rapid	result 1	date 2025-03-25	rnd 3	type Rapid	result 1
		Opponent Barry, T (Tyler)				Opponent Verwey, M (Malan)
2	3	Tournament UCC Rapid July 2025				Tournament UCC Rapid July 2025
		date 2025-07-15	rnd 4	type Rapid	result 1	date 2025-07-15	rnd 6	type Rapid	result 1
		Opponent Van Huyssteen, Z (Zani)				Opponent Tiry, A (Ahmed Husayn)
3	3	Tournament UCC Rapid May 2025				Tournament UCC Rapid May 2025
		date 2025-05-27	rnd 1	type Rapid	result 1	date 2025-06-03	rnd 3	type Rapid	result 1
		Opponent Shelver, K (Keegan)				Opponent Verwey, M (Malan)

#	Games	Start				End
1	3	Tournament UCC Blitz March 2025				Tournament UCC Blitz March 2025
		date 2025-03-04	rnd 1	type Blitz	result 1	date 2025-03-04	rnd 3	type Blitz	result 1
		Opponent Van Greunen, W (Willem)				Opponent Schler, J (Jayden)
2	1	Tournament UCC Blitz March 2025				Tournament UCC Blitz March 2025
		date 2025-03-11	rnd 5	type Blitz	result 1	date 2025-03-11	rnd 5	type Blitz	result 1
		Opponent Coetzee, S (Schalk)				Opponent Coetzee, S (Schalk)

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	Van Huyssteen ,H (Hermanus)	7	5	182.1	6	5	283.3	1	0	-425	0	0	0
1	Van Huyssteen ,H (Hermanus)	7	1469.6	1651.8	6	1443.2	1752.9	1	1437.6	1044.6	0	0	0
2	Strydom ,JP (Jean-Pierre)	7	2.5	-121.4	6	2.5	-70.8	0	0	0	1	0	-425
2	Strydom ,JP (Jean-Pierre)	7	1591.5	1470.1	6	1553	1520.7	0	0	0	1	1487	1166.5
3	Coetzee ,S (Schalk)	5	5	425	4	4	425	0	0	0	1	1	425
3	Coetzee ,S (Schalk)	5	1444.2	1869.2	4	1429.8	1869.2	0	0	0	1	1247.3	1869.2
4	Muller ,K (Kaden)	4	0.5	-318.8	3	0.5	-283.3	1	0	-425	0	0	0
4	Muller ,K (Kaden)	4	1514.8	1196.1	3	1474.9	1231.5	1	1435.8	1089.8	0	0	0
5	Naude ,S (Stephan)	4	4	425	2	2	425	2	2	425	0	0	0
5	Naude ,S (Stephan)	4	1312.3	1737.3	2	1284.3	1737.3	2	1298.4	1737.3	0	0	0
6	Van Der Bank ,Z (Zak)	4	3	212.5	2	1	0	2	2	425	0	0	0
6	Van Der Bank ,Z (Zak)	4	1411.8	1624.3	2	1341.6	1411.8	2	1299.3	1836.8	0	0	0
7	Nevin ,TW (Tyler William)	4	0	-425	2	0	-425	1	0	-425	1	0	-425
7	Nevin ,TW (Tyler William)	4	1912.2	1487.2	2	1837.2	1487.2	1	1642	1487.2	1	1796.2	1487.2
8	Schler ,J (Jayden)	3	3	425	2	2	425	0	0	0	1	1	425
8	Schler ,J (Jayden)	3	1469.7	1894.7	2	1456.8	1894.7	0	0	0	1	1200	1894.7
9	Mellet ,A (Andries)	3	2.5	283.3	1	0.5	0	2	2	425	0	0	0
9	Mellet ,A (Andries)	3	1321.9	1605.3	1	1278.9	1321.9	2	1093.8	1746.9	0	0	0
10	De Jager ,E (Eken)	2	2	425	2	2	425	0	0	0	0	0	0
10	De Jager ,E (Eken)	2	1224.8	1649.8	2	1229.8	1649.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Gouws, MS (Mauritz Stefanus)

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Historical performance

Last 24 raw ratings

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Top 3 Streaks

Top 10 opponents most often played

Norms