Chess South Africa Ratings Database

PLAYER PAGE

Personal

Matthys, A (Allistair)

Chess SA id

199060839

FIDE id

Date of birth

1999-11-23 (Adult)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1571	1549.8	1478.9	1412.5
Raw rating	1569.2	1549.8	1478.9	1412.5
Weighted rating	1571	1549.7	1478.8	1412.5
Weighted performance	1148.3	1142.5	230.1	0
Floor	1116.9	1097.6	978.9	912.5
K-factor	28	32	32	32
Min/Max rating change allowed	98	100.7	111.4	122.5
Highest rating	1641.3 2022-10-01	1620.9 2022-10-01	1478.9 2024-02-01	1412.5 2018-07-01
Highest raw rating	1616.9 2022-11-01	1597.6 2022-11-01	1478.9 2024-02-01	1412.5 2024-02-01
Highest weighted rating	1616.9 2024-05-01	1597.6 2024-02-01	1478.5 2025-08-01	1412.5 2018-07-01
Highest weighted performance	1641.3 2022-10-01	1620.9 2022-10-01	1458.1 2019-03-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0.2	0	0
New rating	1571	1550	1478.9	1412.5
Analysis
Rating	1571	1549.8	1478.9	1412.5
Raw rating	1569.2	1549.8	1478.9	1412.5
Weighted rating	1571	1549.7	1478.8
Weighted performance	1148.3	1142.5	230.1
K-factor	28	32	32	32
Floor	1116.9	1097.6	978.9	912.5
Max/Min rating change allowed	98	100.7	111.4	122.5
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	1569.2	1549.8	1478.9	1412.5
New weighted rating	1571	1550	1478.9	1412.5
New weighted performance	1138.9	1133.1	221.3	0
Temp new rating	1571	1550	1478.9	1412.5
Temp new rating +/-	0	0.2	0	0
Final new rating +/-	0	0.2	0	0
New rating	1571	1550	1478.9	1412.5
New K-factor	28	32	32	32
New floor	1116.9	1097.6	978.9	912.5

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	5	5	0	0
	9	9	0	0
	8	8	0	0
	24	24	0	0
	12	12	0	0
History	291	209	68	14

Games since
	Main 14	Standard 14		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
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	5	2.5	50	0	1582	1582
Standard	5	2.5	50	0	1582	1582
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	144	93	64.58	124	1355.5	1479.5
Standard	115	73.5	63.91	118.3	1364.2	1482.5
Rapid	29	19.5	67.24	146.6	1320.9	1467.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1569.2	1549.8	1478.9	1412.5
2025-09-30	1580.2	1559.7	1478.9	1412.5
2025-09-01	1580.2	1559.7	1478.9	1412.5
2025-08-01	1580.2	1559.7	1478.9	1412.5
2025-07-01	1580.2	1559.7	1478.9	1412.5
2025-06-01	1568.6	1548	1478.9	1412.5
2025-05-01	1568.6	1548	1478.9	1412.5
2025-04-01	1568.6	1548	1478.9	1412.5
2025-03-01	1568.6	1548	1478.9	1412.5
2025-02-01	1568.6	1548	1478.9	1412.5
2025-01-01	1566.7	1548	1478.9	1412.5
2024-12-01	1566.7	1548	1478.9	1412.5
2024-11-01	1566.7	1548	1478.9	1412.5
2024-10-01	1566.7	1548	1478.9	1412.5
2024-09-01	1565	1538.1	1478.9	1412.5
2024-08-01	1565	1538.1	1478.9	1412.5
2024-07-01	1565	1538.1	1478.9	1412.5
2024-09-01	1565	1538.1	1478.9	1412.5
2024-05-01	1565	1538.1	1478.9	1412.5
2024-04-01	1565	1538.1	1478.9	1412.5
2024-03-01	1565	1538.1	1478.9	1412.5
2024-02-01	1565	1538.1	1478.9	1412.5
2024-01-01	1565	1538.1	1478.9	1412.5
2023-12-01	1565	1538.1	1466.2	1412.5

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 Town Chess Federation Club League 2025 (A)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	0	0	No	Analysis
2	Cape Town Chess Federation Club League 2025 (B)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	1	0	Yes	Analysis
3	2025 WC Rural Cup (Open)	2025-06-14	2025-06-15	Standard	Eden (WEG)	6	4	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Town Chess Federation Club League 2025 (A)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	0	0	No	Analysis
2	Cape Town Chess Federation Club League 2025 (B)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	1	0	Yes	Analysis
3	2025 WC Rural Cup (Open)	2025-06-14	2025-06-15	Standard	Eden (WEG)	6	4	2.5	Yes	Analysis
4	CT League 2024 (B)	2024-07-20	2024-09-07	Standard	Cape Town (WCT)	11	9	4.5	Yes	Analysis
5	WP Club League 2023 (B)	2023-07-29	2023-09-09	Standard	Cape Town (WCT)	11	2	0	Yes	Analysis
6	Cape Winelands Open 2023 (Advanced)	2023-07-22	2023-07-23	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
7	Robertson Strategema Club 2022 (Open)	2022-10-29	2022-10-29	Standard	Cape Winelands (WCW)	5	5	5	Yes	Analysis
8	Drakenstein Pioneers Club Championship 2022 (Open)	2022-09-20	2022-10-11	Standard	Cape Winelands (WCW)	5	3	2.5	Yes	Analysis
9	2022 Western Province Club League (B)	2022-08-20	2022-10-01	Standard	Cape Town (WCT)	11	6	3.5	Yes	Analysis
10	2022 Western Province Club League (C)	2022-08-20	2022-10-01	Standard	Cape Town (WCT)	11	4	2	Yes	Analysis
11	Western Cape Closed Championship 2022 (Prestige)	2022-09-24	2022-09-25	Standard	Cape Winelands (WCW)	6	6	5	Yes	Analysis
12	Western Cape Closed 2021 (Prestige)	2021-09-24	2021-09-26	Standard	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
13	Western Cape Closed 2020 (Prestige)	2021-03-27	2021-03-28	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
14	2019 Western Cape Closed Chess Championships (Prestige)	2019-09-21	2019-09-24	Standard	Cape Winelands (WCW)	6	2	0	Yes	Analysis
15	2019 Western Province League (B)	2019-07-27	2019-09-07	Standard	Cape Town (WCT)	11	7	3	Yes	Analysis
16	2019 Elsies River Open (Prestige)	2019-06-22	2019-06-23	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
17	Drakenstein Dragons Rapid 2019 (Open)	2019-06-15	2019-06-15	Rapid	Cape Winelands (WCW)	7	6	4.5	Yes	Analysis
18	Nelson Mandela Rapid 2019 (Open)	2019-03-02	2019-03-02	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
19	Drakenstein Dragons Rapid 2019 (Open)	2019-01-19	2019-01-19	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis
20	2018 Western Province League (B)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	11	6	4.5	Yes	Analysis
21	2018 Western Province League (C)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	11	5	4.5	Yes	Analysis
22	Paul Roos Open Championship 2018 (B)	2018-09-22	2018-09-23	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
23	Inter Regional 2018 (U20 Individual)	2018-05-04	2018-05-05	Standard	Frances Baard (NCF)	5	5	4	Yes	Analysis
24	Cape Winelands Schools Trials 1 2018 (U20 Boys+Girls)	2018-03-03	2018-03-03	Rapid	Cape Winelands (WCW)	6	6	6	Yes	Analysis
25	Cape Winelands Schools Prestige 2018 (U20 Boys+Girls)	2018-03-24	2018-03-25	Standard	Cape Winelands (WCW)	7	7	7	Yes	Analysis
26	Mandela Drakenstein Mgt Area Rapid Chess 2018 (Open)	2018-02-03	2018-02-03	Rapid	Cape Winelands (WCW)	7	6	3	Yes	Analysis
27	South African Junior Wildcard Championships 2017 (U20)	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	6	3	Yes	Analysis
28	South African Junior Team Championships 2017 (U20B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis

#	Games	Start				End
1	16	Tournament Cape Winelands Schools Trials 1 2018				Tournament Inter Regional 2018
		date 2018-03-03	rnd 1	type Rapid	result 1	date 2018-05-05	rnd 3	type Standard	result 1
		Opponent Farmer, M (Michelle)				Opponent Anagnostou, ZV (Zoe)
2	13	Tournament Western Cape Closed Championship 2022				Tournament Cape Winelands Open 2023
		date 2022-09-25	rnd 4	type Standard	result 1	date 2023-07-22	rnd 2	type Standard	result 1
		Opponent Jaftha, J (Jeyhlin)				Opponent Priestley, L (Logan)
3	7	Tournament 2022 Western Province Club League				Tournament Western Cape Closed Championship 2022
		date 2022-09-03	rnd 6	type Standard	result 1	date 2022-09-24	rnd 2	type Standard	result 1
		Opponent Somhaya, T (Thandile)				Opponent Jonkers, T (Tristan)

#	Games	Start				End
1	13	Tournament Western Cape Closed Championship 2022				Tournament Cape Winelands Open 2023
		date 2022-09-25	rnd 4	type Standard	result 1	date 2023-07-22	rnd 2	type Standard	result 1
		Opponent Jaftha, J (Jeyhlin)				Opponent Priestley, L (Logan)
2	10	Tournament Cape Winelands Schools Prestige 2018				Tournament Inter Regional 2018
		date 2018-03-24	rnd 1	type Standard	result 1	date 2018-05-05	rnd 3	type Standard	result 1
		Opponent Robertson, L (Leehandre)				Opponent Anagnostou, ZV (Zoe)
3	7	Tournament 2022 Western Province Club League				Tournament Western Cape Closed Championship 2022
		date 2022-09-03	rnd 6	type Standard	result 1	date 2022-09-24	rnd 2	type Standard	result 1
		Opponent Somhaya, T (Thandile)				Opponent Jonkers, T (Tristan)

#	Games	Start				End
1	8	Tournament Cape Winelands Schools Trials 1 2018				Tournament Drakenstein Dragons Rapid 2019
		date 2018-03-03	rnd 1	type Rapid	result 1	date 2019-01-19	rnd 2	type Rapid	result 1
		Opponent Farmer, M (Michelle)				Opponent Willenberg, A (Athon)
2	3	Tournament Drakenstein Dragons Rapid 2019				Tournament Drakenstein Dragons Rapid 2019
		date 2019-06-15	rnd 5	type Rapid	result 0.5	date 2019-06-15	rnd 7	type Rapid	result 1
		Opponent Adams, M (Matthew)				Opponent Van Tonder, WF (Willem Frederick)
3	3	Tournament Nelson Mandela Rapid 2019				Tournament Drakenstein Dragons Rapid 2019
		date 2019-03-02	rnd 5	type Rapid	result 1	date 2019-06-15	rnd 3	type Rapid	result 1
		Opponent Crotz, G (Greagan)				Opponent April, L (Leonard)

No games found.

#	Games	Start				End

#	Games	Start				End
1	16	Tournament Cape Winelands Schools Trials 1 2018				Tournament Inter Regional 2018
		date 2018-03-03	rnd 1	type Rapid	result 1	date 2018-05-05	rnd 3	type Standard	result 1
		Opponent Farmer, M (Michelle)				Opponent Anagnostou, ZV (Zoe)
2	8	Tournament Drakenstein Pioneers Club Championship 2022				Tournament Cape Winelands Open 2023
		date 2022-10-11	rnd 5	type Standard	result 1	date 2023-07-22	rnd 2	type Standard	result 1
		Opponent Nel, H (Herman)				Opponent Priestley, L (Logan)
3	5	Tournament Western Cape Closed 2020				Tournament Western Cape Closed 2020
		date 2021-03-27	rnd 1	type Standard	result 1	date 2021-03-28	rnd 5	type Standard	result 1
		Opponent Jonkers, T (Tristan)				Opponent Makhupane, P (Phuthang)

#	Games	Start				End
1	10	Tournament Cape Winelands Schools Prestige 2018				Tournament Inter Regional 2018
		date 2018-03-24	rnd 1	type Standard	result 1	date 2018-05-05	rnd 3	type Standard	result 1
		Opponent Robertson, L (Leehandre)				Opponent Anagnostou, ZV (Zoe)
2	8	Tournament Drakenstein Pioneers Club Championship 2022				Tournament Cape Winelands Open 2023
		date 2022-10-11	rnd 5	type Standard	result 1	date 2023-07-22	rnd 2	type Standard	result 1
		Opponent Nel, H (Herman)				Opponent Priestley, L (Logan)
3	5	Tournament Western Cape Closed 2020				Tournament Western Cape Closed 2020
		date 2021-03-27	rnd 1	type Standard	result 1	date 2021-03-28	rnd 5	type Standard	result 1
		Opponent Jonkers, T (Tristan)				Opponent Makhupane, P (Phuthang)

#	Games	Start				End
1	8	Tournament Cape Winelands Schools Trials 1 2018				Tournament Drakenstein Dragons Rapid 2019
		date 2018-03-03	rnd 1	type Rapid	result 1	date 2019-01-19	rnd 2	type Rapid	result 1
		Opponent Farmer, M (Michelle)				Opponent Willenberg, A (Athon)
2	3	Tournament Nelson Mandela Rapid 2019				Tournament Drakenstein Dragons Rapid 2019
		date 2019-03-02	rnd 5	type Rapid	result 1	date 2019-06-15	rnd 3	type Rapid	result 1
		Opponent Crotz, G (Greagan)				Opponent April, L (Leonard)
3	3	Tournament Mandela Drakenstein Mgt Area Rapid Chess 2018				Tournament Mandela Drakenstein Mgt Area Rapid Chess 2018
		date 2018-02-03	rnd 3	type Rapid	result 1	date 2018-02-03	rnd 5	type Rapid	result 1
		Opponent De Jong, A (Almarika)				Opponent Ndlovu, B (Bigboy)

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	Crotz ,G (Greagan)	4	2.5	106.2	3	1.5	0	1	1	425	0	0	0
1	Crotz ,G (Greagan)	4	1363.1	1469.3	3	1376.2	1363.1	1	1129.8	1788.1	0	0	0
2	De Vries ,C (Cheslin)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
2	De Vries ,C (Cheslin)	3	1449.5	1732.8	3	1436.2	1732.8	0	0	0	0	0	0
3	Hlakula ,T (Thando)	2	1	0	2	1	0	0	0	0	0	0	0
3	Hlakula ,T (Thando)	2	1598.6	1598.6	2	1589.5	1598.6	0	0	0	0	0	0
4	Louw ,LT (Llewellyn Theodor)	2	2	425	2	2	425	0	0	0	0	0	0
4	Louw ,LT (Llewellyn Theodor)	2	1701.6	2126.6	2	1673.6	2126.6	0	0	0	0	0	0
5	Jacobs ,B (Brandon Lee)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
5	Jacobs ,B (Brandon Lee)	2	1340.6	1128.1	2	1312.2	1128.1	0	0	0	0	0	0
6	Mshumi ,P (Phumelelani)	2	1	0	2	1	0	0	0	0	0	0	0
6	Mshumi ,P (Phumelelani)	2	1061	1061	2	1061	1061	0	0	0	0	0	0
7	Borrett ,R (Ryan)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
7	Borrett ,R (Ryan)	2	1695.6	1483.1	2	1645.7	1483.1	0	0	0	0	0	0
8	Nkosana ,L (Luvuyo)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
8	Nkosana ,L (Luvuyo)	2	1513.9	1726.4	2	1511.4	1726.4	0	0	0	0	0	0
9	Jonkers ,T (Tristan)	2	2	425	2	2	425	0	0	0	0	0	0
9	Jonkers ,T (Tristan)	2	1352.2	1777.2	2	1338.8	1777.2	0	0	0	0	0	0
10	Claassen ,M (Maurice)	2	2	425	2	2	425	0	0	0	0	0	0
10	Claassen ,M (Maurice)	2	1440.6	1865.6	2	1392.2	1865.6	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

Matthys, A (Allistair)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms