Chess South Africa Ratings Database

PLAYER PAGE

Personal

Davids, JW (Jo-Wayne)

Chess SA id

187006098

FIDE id

Date of birth

1987-08-02 (Adult)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-30

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1450.3	1439	1451.8	1456.7
Raw rating	1450.3	1439	1451.8	1456.7
Weighted rating	1436.8	1438	1427	1456.7
Weighted performance	1278.4	1143.9	1240.8	0
Floor	956.7	961.6	956.7	956.7
K-factor	32	32	32	32
Min/Max rating change allowed	116.1	118	115.8	115
Highest rating	1456.7 2019-05-01	1461.6 2024-02-01	1456.7 2019-05-01	1456.7 2019-05-01
Highest raw rating	1456.7 2020-01-01	1461.6 2024-02-01	1456.7 2020-01-01	1456.7 2024-02-01
Highest weighted rating	1456.7 2019-05-01	1461.6 2019-05-01	1456.7 2019-05-01	1456.7 2019-05-01
Highest weighted performance	1421.2 2022-10-01	1438.7 2022-10-01	1293.8 2023-11-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1450.3	1439	1451.8	1456.7
Analysis
Rating	1450.3	1439	1451.8	1456.7
Raw rating	1450.3	1439	1451.8	1456.7
Weighted rating	1436.8	1438	1427
Weighted performance	1278.4	1143.9	1240.8
K-factor	32	32	32	32
Floor	956.7	961.6	956.7	956.7
Max/Min rating change allowed	116.1	118	115.8	115
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	1450.3	1439	1451.8	1456.7
New weighted rating	1437.8	1437.8	1429.3	1456.7
New weighted performance	1278	1143.4	1240.3	0
Temp new rating	1450.3	1439	1451.8	1456.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1450.3	1439	1451.8	1456.7
New K-factor	32	32	32	32
New floor	956.7	961.6	956.7	956.7

Item	Main	Standard	Rapid
	0	0	0
	11	6	5
	21	16	5
	18	6	12
	29	19	10
	0	0	0
History	112	75	37

Games since
	Main 44	Standard 22		Rapid 22		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1647		498		73
Male	1387		405		56
Adult	459		126		10
Adult Male	426		113		9
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	334		160		24
Male	304		144		20
Adult	118		42		5
Adult Male	113		42		5
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	11	7.5	68.18	154.5	1266.8	1421.3
Standard	6	3	50	0	1279.2	1279.2
Rapid	5	4.5	90	340	1251.9	1591.9
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	79	47.5	60.13	86.1	1316.8	1402.9
Standard	47	27.5	58.51	72.3	1339.4	1411.7
Rapid	32	20	62.5	106.2	1283.7	1389.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1450.3	1439	1451.8	1456.7
2025-09-01	1450.3	1439	1451.8	1456.7
2025-08-01	1434.9	1439	1422.1	1456.7
2025-07-01	1434.9	1439	1422.1	1456.7
2025-06-01	1434.9	1439	1422.1	1456.7
2025-05-01	1434.9	1439	1422.1	1456.7
2025-04-01	1434.9	1439	1422.1	1456.7
2025-03-01	1434.7	1439	1422.1	1456.7
2025-02-01	1431.9	1434.9	1422.1	1456.7
2025-01-01	1421.2	1416.1	1422.1	1456.7
2024-12-01	1421.2	1416.1	1422.1	1456.7
2024-11-01	1421.2	1416.1	1422.1	1456.7
2024-10-01	1422	1422.2	1422.1	1456.7
2024-09-01	1422	1422.2	1422.1	1456.7
2024-08-01	1446.2	1461.6	1422.1	1456.7
2024-07-01	1446.2	1461.6	1422.1	1456.7
2024-06-01	1446.2	1461.6	1422.1	1456.7
2024-08-01	1455.8	1461.6	1429.8	1456.7
2024-04-01	1455.8	1461.6	1429.8	1456.7
2024-03-01	1455.8	1461.6	1429.8	1456.7
2024-02-01	1455.8	1461.6	1429.8	1456.7
2024-01-01	1435.5	1437.9	1429.8	1456.7
2023-12-01	1435.5	1437.9	1383.3	1456.7
2023-11-01	1435.5	1437.9	1383.3	1456.7

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	Kleinmond Chess Club Open 2025 (Advanced)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	5	4.5	Yes	Analysis
2	Marie Delport Memorial 2025 (Open)	2025-01-25	2025-01-26	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Kleinmond Chess Club Open 2025 (Advanced)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	5	4.5	Yes	Analysis
2	Marie Delport Memorial 2025 (Open)	2025-01-25	2025-01-26	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
3	Strategema Chess October 2024 (Open)	2024-10-05	2024-10-05	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
4	De Villiers PS Tournament 2024 (Open)	2024-08-17	2024-08-17	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
5	Robertson Strategema Chess May 2024 (Open)	2024-05-11	2024-05-11	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
6	Cape Winelands - Marie Delport Memorial 2024 (Open)	2024-01-27	2024-01-28	Standard	Cape Winelands (WCW)	6	6	4.5	Yes	Analysis
7	Ashton Skaakmat Rapid 2023 (U15+Open)	2023-11-18	2023-11-18	Rapid	Cape Winelands (WCW)	6	6	4	Yes	Analysis
8	Bonnievale Open Rapid 2023 (Advanced)	2023-10-21	2023-10-21	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis
9	Cape Winelands Open 2023 (Advanced)	2023-07-22	2023-07-23	Standard	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
10	Robertson Strategema Club 2022 (Open)	2022-10-29	2022-10-29	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
11	Heritage Chess Open 2022	2022-10-01	2022-10-01	Standard	Cape Winelands (WCW)	5	5	4.5	Yes	Analysis
12	Brave Knights Chess Festival 2022 (A)	2022-07-30	2022-07-30	Standard	Cape Winelands (WCW)	5	4	2	Yes	Analysis
13	McGregor Open 2022 (A)	2022-06-11	2022-06-11	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
14	McGregor Chess Freedom Day Rapid 2022 (Open+Parents)	2022-04-27	2022-04-27	Rapid	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis
15	McGregor Kings Chess Festival 2022 (Open)	2022-04-09	2022-04-09	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis

#	Games	Start				End
1	7	Tournament Heritage Chess Open 2022				Tournament Robertson Strategema Club 2022
		date 2022-10-01	rnd 1	type Standard	result 1	date 2022-10-29	rnd 2	type Standard	result 1
		Opponent Fourie, C (Christelle)				Opponent Thompson, W (William)
2	5	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 2	type Rapid	result 1	date 2025-08-30	rnd 6	type Rapid	result 1
		Opponent King, W (Wesley)				Opponent Toerien, W (William)
3	5	Tournament Ashton Skaakmat Rapid 2023				Tournament Cape Winelands - Marie Delport Memorial 2024
		date 2023-11-18	rnd 6	type Rapid	result 1	date 2024-01-27	rnd 4	type Standard	result 1
		Opponent Nefdt, L (Lincoln)				Opponent De Vries, C (Cheslin)

#	Games	Start				End
1	7	Tournament Heritage Chess Open 2022				Tournament Robertson Strategema Club 2022
		date 2022-10-01	rnd 1	type Standard	result 1	date 2022-10-29	rnd 2	type Standard	result 1
		Opponent Fourie, C (Christelle)				Opponent Thompson, W (William)
2	5	Tournament Cape Winelands Open 2023				Tournament Cape Winelands - Marie Delport Memorial 2024
		date 2023-07-23	rnd 6	type Standard	result 1	date 2024-01-27	rnd 4	type Standard	result 1
		Opponent Budge, D (Daniel)				Opponent De Vries, C (Cheslin)
3	3	Tournament McGregor Open 2022				Tournament Brave Knights Chess Festival 2022
		date 2022-06-11	rnd 5	type Standard	result 1	date 2022-07-30	rnd 3	type Standard	result 1
		Opponent Robertson, J (Jonah)				Opponent Kana, Z (Zaywon)

#	Games	Start				End
1	7	Tournament Robertson Strategema Chess May 2024				Tournament Kleinmond Chess Club Open 2025
		date 2024-05-11	rnd 4	type Rapid	result 1	date 2025-08-30	rnd 6	type Rapid	result 1
		Opponent Van Rooy, J (Jeethan)				Opponent Toerien, W (William)
2	3	Tournament Ashton Skaakmat Rapid 2023				Tournament Robertson Strategema Chess May 2024
		date 2023-11-18	rnd 6	type Rapid	result 1	date 2024-05-11	rnd 2	type Rapid	result 1
		Opponent Nefdt, L (Lincoln)				Opponent Weimers, J (Jemal)
3	3	Tournament Ashton Skaakmat Rapid 2023				Tournament Ashton Skaakmat Rapid 2023
		date 2023-11-18	rnd 2	type Rapid	result 1	date 2023-11-18	rnd 4	type Rapid	result 1
		Opponent Joe, C (Claudwight)				Opponent Kana, Z (Zaywon)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Ashton Skaakmat Rapid 2023				Tournament Cape Winelands - Marie Delport Memorial 2024
		date 2023-11-18	rnd 6	type Rapid	result 1	date 2024-01-27	rnd 4	type Standard	result 1
		Opponent Nefdt, L (Lincoln)				Opponent De Vries, C (Cheslin)
2	3	Tournament Robertson Strategema Chess May 2024				Tournament De Villiers PS Tournament 2024
		date 2024-05-11	rnd 4	type Rapid	result 1	date 2024-08-17	rnd 1	type Standard	result 1
		Opponent Van Rooy, J (Jeethan)				Opponent Fortuin, PW (Peter)
3	3	Tournament Ashton Skaakmat Rapid 2023				Tournament Ashton Skaakmat Rapid 2023
		date 2023-11-18	rnd 2	type Rapid	result 1	date 2023-11-18	rnd 4	type Rapid	result 1
		Opponent Joe, C (Claudwight)				Opponent Kana, Z (Zaywon)

#	Games	Start				End
1	5	Tournament Cape Winelands Open 2023				Tournament Cape Winelands - Marie Delport Memorial 2024
		date 2023-07-23	rnd 6	type Standard	result 1	date 2024-01-27	rnd 4	type Standard	result 1
		Opponent Budge, D (Daniel)				Opponent De Vries, C (Cheslin)
2	3	Tournament Heritage Chess Open 2022				Tournament Robertson Strategema Club 2022
		date 2022-10-01	rnd 5	type Standard	result 1	date 2022-10-29	rnd 2	type Standard	result 1
		Opponent Robertson, J (Jonah)				Opponent Thompson, W (William)
3	3	Tournament Heritage Chess Open 2022				Tournament Heritage Chess Open 2022
		date 2022-10-01	rnd 1	type Standard	result 1	date 2022-10-01	rnd 3	type Standard	result 1
		Opponent Fourie, C (Christelle)				Opponent Swanepoel, A (Aschwin)

#	Games	Start				End
1	4	Tournament Robertson Strategema Chess May 2024				Tournament Kleinmond Chess Club Open 2025
		date 2024-05-11	rnd 4	type Rapid	result 1	date 2025-08-30	rnd 3	type Rapid	result 1
		Opponent Van Rooy, J (Jeethan)				Opponent Coetzee, F (Floris)
2	3	Tournament Ashton Skaakmat Rapid 2023				Tournament Robertson Strategema Chess May 2024
		date 2023-11-18	rnd 6	type Rapid	result 1	date 2024-05-11	rnd 2	type Rapid	result 1
		Opponent Nefdt, L (Lincoln)				Opponent Weimers, J (Jemal)
3	3	Tournament Ashton Skaakmat Rapid 2023				Tournament Ashton Skaakmat Rapid 2023
		date 2023-11-18	rnd 2	type Rapid	result 1	date 2023-11-18	rnd 4	type Rapid	result 1
		Opponent Joe, C (Claudwight)				Opponent Kana, Z (Zaywon)

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	Swanepoel ,A (Aschwin)	4	2.5	106.2	2	1	0	2	1.5	212.5	0	0	0
1	Swanepoel ,A (Aschwin)	4	1149.3	1255.6	2	1177.5	1149.3	2	1090	1361.8	0	0	0
2	Johannes ,L (Llewellyn)	3	0	-425	2	0	-425	1	0	-425	0	0	0
2	Johannes ,L (Llewellyn)	3	1316.5	891.5	2	1240.4	891.5	1	1274.6	891.5	0	0	0
3	Segelaar ,G (Geriant)	3	0	-425	2	0	-425	1	0	-425	0	0	0
3	Segelaar ,G (Geriant)	3	1526.7	1101.7	2	1496.2	1101.7	1	1322.5	1101.7	0	0	0
4	Thompson ,W (William)	3	2	141.7	1	1	425	2	1	0	0	0	0
4	Thompson ,W (William)	3	1276.6	1418.2	1	1283.2	1701.6	2	1254.9	1276.6	0	0	0
5	Lirafu ,S (Siyambonga)	3	0	-425	1	0	-425	2	0	-425	0	0	0
5	Lirafu ,S (Siyambonga)	3	1385.9	960.9	1	1175.6	960.9	2	1423.9	960.9	0	0	0
6	Oosthuizen ,E (Ethan)	2	1	0	2	1	0	0	0	0	0	0	0
6	Oosthuizen ,E (Ethan)	2	1510.6	1510.6	2	1543.8	1510.6	0	0	0	0	0	0
7	Robertson ,J (Jonah)	2	2	425	2	2	425	0	0	0	0	0	0
7	Robertson ,J (Jonah)	2	1433.3	1858.3	2	1372.6	1858.3	0	0	0	0	0	0
8	Fortuin ,PW (Peter Wilhelm)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
8	Fortuin ,PW (Peter Wilhelm)	2	1326.7	1539.2	2	1310.1	1539.2	0	0	0	0	0	0
9	De Vries ,C (Cheslin)	2	1	0	2	1	0	0	0	0	0	0	0
9	De Vries ,C (Cheslin)	2	1525.9	1525.9	2	1505.7	1525.9	0	0	0	0	0	0
10	Visser ,D (Denwill)	2	2	425	1	1	425	1	1	425	0	0	0
10	Visser ,D (Denwill)	2	1234.7	1659.7	1	1192.6	1659.7	1	1237.3	1659.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Davids, JW (Jo-Wayne)

Ratings

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Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms