Chess South Africa Ratings Database

PLAYER PAGE

Personal

Fredericks, J (Joshua)

Chess SA id

1080099824

FIDE id

Date of birth

2008-04-30 (U18)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1286.1

Item	Main	Standard	Rapid	Blitz
Rating	1288.3	1243.4	1274.7	1200
Raw rating	1288.3	1243.4	1274.7	1200
Weighted rating	1262.7	1219	1258	1200
Weighted performance	1216	1167.5	0	0
Floor	796.4	750.7	774.7	700
K-factor	36	36	36	36
Min/Max rating change allowed	146.2	155.9	149.1	165.8
Highest rating	1296.4 2025-04-01	1250.7 2025-04-01	1369.9 2024-04-01	1200 2018-10-01
Highest raw rating	1296.4 2025-04-01	1250.7 2025-04-01	1274.7 2025-03-01	1200 2024-02-01
Highest weighted rating	1253.7 2025-08-01	1250.7 2018-02-01	1252.1 2025-08-01	1200 2018-10-01
Highest weighted performance	1292.6 2025-05-05	1232.3 2018-02-01	1369.9 2024-04-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1288.3	1243.4	1274.7	1200
Analysis
Rating	1288.3	1243.4	1274.7	1200
Raw rating	1288.3	1243.4	1274.7	1200
Weighted rating	1262.7	1219	1258
Weighted performance	1216	1167.5	0
K-factor	36	36	36	36
Floor	796.4	750.7	774.7	700
Max/Min rating change allowed	146.2	155.9	149.1	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	1288.3	1243.4	1274.7	1200
New weighted rating	1266.6	1222.3	1260.5	1200
New weighted performance	1215.5	1167	0	0
Temp new rating	1288.3	1243.4	1274.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1288.3	1243.4	1274.7	1200
New K-factor	36	36	36	36
New floor	796.4	750.7	774.7	700

Item	Main	Standard	Rapid
	0	0	0
	16	10	6
	26	16	10
	0	0	0
	0	0	0
	5	5	0
History	48	32	16

Games since
	Main 42	Standard 26		Rapid 16		Blitz 0
Gender	Male
Age group	U18
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	3299		1075		90
Male	2589		787		60
U18	513		153		12
U18 Male	422		116		8
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	16	9	56.25	53.1	1297.5	1350.6
Standard	10	5	50	0	1321.5	1321.5
Rapid	6	4	66.67	141.7	1257.4	1399.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	48	24.5	51.04	8.9	1291.4	1300.3
Standard	32	14	43.75	-53.1	1305.1	1252
Rapid	16	10.5	65.62	132.8	1264.1	1396.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1288.3	1243.4	1274.7	1200
2025-09-01	1288.3	1243.4	1274.7	1200
2025-08-01	1288.3	1243.4	1274.7	1200
2025-07-01	1288.3	1243.4	1274.7	1200
2025-06-01	1288.3	1243.4	1274.7	1200
2025-05-01	1288.3	1243.4	1274.7	1200
2025-04-01	1296.4	1250.7	1274.7	1200
2025-03-01	1279	1224	1274.7	1200
2025-02-01	1257.2	1224	1246.4	1200
2025-01-01	1257.2	1224	1246.4	1200
2024-12-01	1257.2	1224	1246.4	1200
2024-11-01	1220.7	1169.6	1246.4	1200
2024-10-01	1220.7	1169.6	1246.4	1200
2024-09-01	1251.5	1199.6	1246.4	1200
2024-08-01	1251.5	1199.6	1246.4	1200
2024-07-01	1233.9	1166	1246.4	1200
2024-06-01	1233.9	1166	1246.4	1200
2024-08-01	1233.9	1166	1246.4	1200
2024-04-01	1167.7	1166	1182.7	1200
2024-03-01	1167.7	1166	1182.7	1200
2024-02-01	1171.5	1166	1200	1200
2024-01-01	1171.5	1166	1200	1200
2023-12-01	1171.5	1166	1200	1200
2023-11-01	1171.5	1166	1200	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	Western Cape Schools Individual Championship 2025 (U17 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	5	1.5	Yes	Analysis
2	Overberg Schools - HS Closed 2025 (U17 Boys)	2025-03-22	2025-03-22	Standard	Overberg (WOS)	5	5	3.5	Yes	Analysis
3	Overberg Schools - HS Trials 2025 (U17 Boys)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools Individual Championship 2025 (U17 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	5	1.5	Yes	Analysis
2	Overberg Schools - HS Closed 2025 (U17 Boys)	2025-03-22	2025-03-22	Standard	Overberg (WOS)	5	5	3.5	Yes	Analysis
3	Overberg Schools - HS Trials 2025 (U17 Boys)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
4	Paarl Boys' High Chess Festival 2024 (C)	2024-10-04	2024-10-05	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
5	Western Cape Top Schools Championship 2024 (U18 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	6	1	Yes	Analysis
6	Overberg Schools - Top Schools 2024 (U18 Mixed)	2024-07-27	2024-07-27	Standard	Overberg (WOS)	5	4	2	Yes	Analysis
7	Curro Hermanus Freedom Day Rapid 2024 (U17)	2024-04-27	2024-04-27	Rapid	Overberg (WOS)	5	5	4.5	Yes	Analysis
8	Overberg High Schools Trails 2024 (U18)	2024-02-24	2024-02-24	Rapid	Overberg (WOS)	5	5	2	Yes	Analysis
9	Kleinmond Open 2021 (U14)	2021-04-17	2021-04-17	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
10	Overberg Schools Closed 2018 (U11 Boys)	2018-03-23	2018-03-23	Standard	Overberg (WOS)	6	1	0	Yes	Analysis

#	Games	Start				End
1	6	Tournament Curro Hermanus Freedom Day Rapid 2024				Tournament Overberg Schools - Top Schools 2024
		date 2024-04-27	rnd 1	type Rapid	result 1	date 2024-07-27	rnd 1	type Standard	result 1
		Opponent Smith, K (Kayla)				Opponent Oosthuizen, A (Anke)
2	3	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Sonaba, L (Libhongo)				Opponent Mfundisi, M (Mlibo)
3	2	Tournament Overberg Schools - HS Closed 2025				Tournament Overberg Schools - HS Closed 2025
		date 2025-03-22	rnd 4	type Standard	result 1	date 2025-03-22	rnd 5	type Standard	result 1
		Opponent Manuels, I (Inganathi)				Opponent Mfenyana, U (Ukho)

#	Games	Start				End
1	2	Tournament Overberg Schools - HS Closed 2025				Tournament Overberg Schools - HS Closed 2025
		date 2025-03-22	rnd 4	type Standard	result 1	date 2025-03-22	rnd 5	type Standard	result 1
		Opponent Manuels, I (Inganathi)				Opponent Mfenyana, U (Ukho)
2	2	Tournament Overberg Schools - HS Closed 2025				Tournament Overberg Schools - HS Closed 2025
		date 2025-03-22	rnd 1	type Standard	result 0.5	date 2025-03-22	rnd 2	type Standard	result 1
		Opponent Slammat, B (Byron)				Opponent Matinywa, T (Thobani)
3	2	Tournament Paarl Boys' High Chess Festival 2024				Tournament Paarl Boys' High Chess Festival 2024
		date 2024-10-05	rnd 4	type Standard	result 1	date 2024-10-05	rnd 5	type Standard	result 1
		Opponent Daries, R (Rio)				Opponent Joubert, C (Charle Joshua)

#	Games	Start				End
1	6	Tournament Curro Hermanus Freedom Day Rapid 2024				Tournament Overberg Schools - HS Trials 2025
		date 2024-04-27	rnd 1	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Smith, K (Kayla)				Opponent Zindonda, B (Bradley)
2	3	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Sonaba, L (Libhongo)				Opponent Mfundisi, M (Mlibo)
3	1	Tournament Overberg High Schools Trails 2024				Tournament Overberg High Schools Trails 2024
		date 2024-02-24	rnd 3	type Rapid	result 1	date 2024-02-24	rnd 3	type Rapid	result 1
		Opponent Manho, A (Alvarno)				Opponent Manho, A (Alvarno)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Sonaba, L (Libhongo)				Opponent Mfundisi, M (Mlibo)
2	3	Tournament Curro Hermanus Freedom Day Rapid 2024				Tournament Curro Hermanus Freedom Day Rapid 2024
		date 2024-04-27	rnd 1	type Rapid	result 1	date 2024-04-27	rnd 3	type Rapid	result 1
		Opponent Smith, K (Kayla)				Opponent Mfundisi, M (Mlibo)
3	2	Tournament Overberg Schools - HS Closed 2025				Tournament Overberg Schools - HS Closed 2025
		date 2025-03-22	rnd 4	type Standard	result 1	date 2025-03-22	rnd 5	type Standard	result 1
		Opponent Manuels, I (Inganathi)				Opponent Mfenyana, U (Ukho)

#	Games	Start				End
1	2	Tournament Overberg Schools - HS Closed 2025				Tournament Overberg Schools - HS Closed 2025
		date 2025-03-22	rnd 4	type Standard	result 1	date 2025-03-22	rnd 5	type Standard	result 1
		Opponent Manuels, I (Inganathi)				Opponent Mfenyana, U (Ukho)
2	2	Tournament Paarl Boys' High Chess Festival 2024				Tournament Paarl Boys' High Chess Festival 2024
		date 2024-10-05	rnd 4	type Standard	result 1	date 2024-10-05	rnd 5	type Standard	result 1
		Opponent Daries, R (Rio)				Opponent Joubert, C (Charle Joshua)
3	2	Tournament Paarl Boys' High Chess Festival 2024				Tournament Paarl Boys' High Chess Festival 2024
		date 2024-10-04	rnd 1	type Standard	result 1	date 2024-10-04	rnd 2	type Standard	result 1
		Opponent Badenhorst, M (Matthew Peter)				Opponent Jaeger, D (Daniel)

#	Games	Start				End
1	3	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Sonaba, L (Libhongo)				Opponent Mfundisi, M (Mlibo)
2	3	Tournament Curro Hermanus Freedom Day Rapid 2024				Tournament Curro Hermanus Freedom Day Rapid 2024
		date 2024-04-27	rnd 1	type Rapid	result 1	date 2024-04-27	rnd 3	type Rapid	result 1
		Opponent Smith, K (Kayla)				Opponent Mfundisi, M (Mlibo)
3	2	Tournament Curro Hermanus Freedom Day Rapid 2024				Tournament Overberg Schools - HS Trials 2025
		date 2024-04-27	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Botha, S (Simeon)				Opponent Zindonda, B (Bradley)

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	Mfundisi ,M (Mlibo)	3	3	425	1	1	425	2	2	425	0	0	0
1	Mfundisi ,M (Mlibo)	3	1258.3	1683.3	1	1203	1683.3	2	1190.4	1683.3	0	0	0
2	Beveridge ,TG (Talitha Grace)	3	0.5	-283.3	1	0	-425	2	0.5	-212.5	0	0	0
2	Beveridge ,TG (Talitha Grace)	3	1400	1116.7	1	1418.4	975	2	1218.1	1187.5	0	0	0
3	Hansen ,J (Javen)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Hansen ,J (Javen)	2	1450.6	1025.6	1	1414.8	1025.6	1	1331.5	1025.6	0	0	0
4	Daries ,R (Rio)	1	1	425	1	1	425	0	0	0	0	0	0
4	Daries ,R (Rio)	1	1144.9	1569.9	1	1134	1569.9	0	0	0	0	0	0
5	February ,E (Ethan)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	February ,E (Ethan)	1	1481.9	1056.9	1	1506.7	1056.9	0	0	0	0	0	0
6	Oosthuizen ,A (Anke)	1	1	425	1	1	425	0	0	0	0	0	0
6	Oosthuizen ,A (Anke)	1	1313	1738	1	1271.1	1738	0	0	0	0	0	0
7	Cloete ,J (Jayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Cloete ,J (Jayden)	1	1318.5	893.5	1	1286.8	893.5	0	0	0	0	0	0
8	Da Silva ,M (Miguel)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Da Silva ,M (Miguel)	1	1339.4	914.4	1	1342.3	914.4	0	0	0	0	0	0
9	Opperman ,E (Eldon)	1	1	425	1	1	425	0	0	0	0	0	0
9	Opperman ,E (Eldon)	1	1238	1663	1	1218.7	1663	0	0	0	0	0	0
10	Calitz ,Z (Zandre)	1	1	425	1	1	425	0	0	0	0	0	0
10	Calitz ,Z (Zandre)	1	1408.9	1833.9	1	1394.2	1833.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Fredericks, J (Joshua)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms