Chess South Africa Ratings Database

PLAYER PAGE

Personal

Davis, J (Joshua)

Chess SA id

1110140725

FIDE id

Date of birth

2011-12-08 (U16)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-02-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1222.1	1197.9	1239	1200
Raw rating	1222.1	1197.9	1239	1200
Weighted rating	1221.7	1197.7	1238.5	1200
Weighted performance	908.6	0	923.1	0
Floor	737.5	700	758	700
K-factor	36	36	36	36
Min/Max rating change allowed	160.7	166.3	156.9	165.8
Highest rating	1252.1 2022-10-01	1201.2 2023-02-01	1307.1 2022-05-01	1200 2018-10-01
Highest raw rating	1237.5 2024-02-01	1200 2024-02-01	1258 2024-02-01	1200 2024-02-01
Highest weighted rating	1237.5 2024-05-01	1200 2018-10-01	1258 2024-06-01	1200 2018-10-01
Highest weighted performance	1252.1 2022-10-01	1201.2 2023-02-01	1307.1 2022-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1222.1	1197.9	1239	1200
Analysis
Rating	1222.1	1197.9	1239	1200
Raw rating	1222.1	1197.9	1239	1200
Weighted rating	1221.7	1197.7	1238.5
Weighted performance	908.6	0	923.1
K-factor	36	36	36	36
Floor	737.5	700	758	700
Max/Min rating change allowed	160.7	166.3	156.9	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	1222.1	1197.9	1239	1200
New weighted rating	1221.7	1197.6	1238.4	1200
New weighted performance	908.2	0	922.6	0
Temp new rating	1222.1	1197.9	1239	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1222.1	1197.9	1239	1200
New K-factor	36	36	36	36
New floor	737.5	700	758	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	10	5	5
	27	6	21
	10	0	10
	0	0	0
History	47	11	36

Games since
	Main 15	Standard 5		Rapid 10		Blitz 0
Gender	Male
Age group	U16
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	47	24.5	52.13	18.1	1224.2	1242.3
Standard	11	5.5	50	0	1193.8	1193.8
Rapid	36	19	52.78	23.6	1233.5	1257.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1222.1	1197.9	1239	1200
2025-09-01	1222.1	1197.9	1239	1200
2025-08-01	1222.1	1197.9	1239	1200
2025-07-01	1222.1	1197.9	1239	1200
2025-06-01	1222.1	1197.9	1239	1200
2025-05-01	1222.1	1197.9	1239	1200
2025-04-01	1222.1	1197.9	1239	1200
2025-03-01	1222.1	1197.9	1239	1200
2025-02-01	1222	1197.9	1238.8	1200
2025-01-01	1219.8	1197.1	1236	1200
2024-12-01	1219.8	1197.1	1236	1200
2024-11-01	1219.8	1197.1	1236	1200
2024-10-01	1219.8	1197.1	1236	1200
2024-09-01	1219.8	1197.1	1236	1200
2024-08-01	1219.8	1197.1	1236	1200
2024-07-01	1219.8	1197.1	1236	1200
2024-06-01	1219.8	1197.1	1236	1200
2024-08-01	1219.8	1197.1	1236	1200
2024-04-01	1219.8	1197.1	1236	1200
2024-03-01	1219.8	1197.1	1236	1200
2024-02-01	1237.5	1200	1258	1200
2024-01-01	1237.5	1200	1258	1200
2023-12-01	1237.5	1200	1258	1200
2023-11-01	1221.9	1200	1239.3	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Mary-Anne Bartels Closed Chess Tournament 2024 (U13 Mixed)	2024-02-24	2024-02-24	Rapid	Cape Town (WCT)	5	5	2	Yes	Analysis
2	CT District East Schools Chess Individuals Trails 2024 (U13 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	2.5	Yes	Analysis
3	Gordons Bay Primary Chess Championship 2023 (U13 Mixed)	2023-12-09	2023-12-09	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
4	Rhenish Primary Tournament 2023 (U14)	2023-05-13	2023-05-13	Rapid	Cape Winelands (WCW)	6	5	3	Yes	Analysis
5	Mary-Anne Bartels Chess Tournament 2023 (U13)	2023-02-21	2023-02-21	Rapid	Cape Town (WCT)	5	5	2.5	Yes	Analysis
6	Laerskool Welgemoed Rapid 2023 (U14)	2023-02-11	2023-02-11	Rapid	Cape Town (WCT)	6	6	2.5	Yes	Analysis
7	District East Schools Chess Individual Trials 2023 (U13 Boys)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
8	Metro Rapid 2022 (U11 Boys)	2022-10-22	2022-10-22	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
9	Rhenish Primary Tournament 2022 (U12)	2022-05-14	2022-05-14	Rapid	Cape Winelands (WCW)	5	5	3	Yes	Analysis

#	Games	Start				End
1	4	Tournament Gordons Bay Primary Chess Championship 2023				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2023-12-09	rnd 3	type Rapid	result 1	date 2024-02-03	rnd 1	type Standard	result 1
		Opponent Ndlovu, M (Michael)				Opponent Aucamp, J (Janko)
2	4	Tournament Mary-Anne Bartels Chess Tournament 2023				Tournament Rhenish Primary Tournament 2023
		date 2023-02-21	rnd 5	type Rapid	result 1	date 2023-05-13	rnd 3	type Rapid	result 1
		Opponent Groenewald, J (Jason)				Opponent Jephtha, U (Uziel)
3	3	Tournament Metro Rapid 2022				Tournament District East Schools Chess Individual Trials 2023
		date 2022-10-22	rnd 4	type Rapid	result 1	date 2023-02-03	rnd 1	type Standard	result 1
		Opponent Mondliwa, L (Linathi)				Opponent Mthinjwa, S (Sbonile)

#	Games	Start				End
1	2	Tournament District East Schools Chess Individual Trials 2023				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2023-02-04	rnd 6	type Standard	result 1	date 2024-02-03	rnd 1	type Standard	result 1
		Opponent Lakey, J (Jaydan)				Opponent Aucamp, J (Janko)
2	1	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2024-02-03	rnd 5	type Standard	result 1	date 2024-02-03	rnd 5	type Standard	result 1
		Opponent Visagie, A (Alex)				Opponent Visagie, A (Alex)
3	1	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2024-02-03	rnd 3	type Standard	result 0.5	date 2024-02-03	rnd 3	type Standard	result 0.5
		Opponent Pritchard, A (Aaron)				Opponent Pritchard, A (Aaron)

#	Games	Start				End
1	4	Tournament Mary-Anne Bartels Chess Tournament 2023				Tournament Rhenish Primary Tournament 2023
		date 2023-02-21	rnd 5	type Rapid	result 1	date 2023-05-13	rnd 3	type Rapid	result 1
		Opponent Groenewald, J (Jason)				Opponent Jephtha, U (Uziel)
2	3	Tournament Gordons Bay Primary Chess Championship 2023				Tournament Gordons Bay Primary Chess Championship 2023
		date 2023-12-09	rnd 3	type Rapid	result 1	date 2023-12-09	rnd 5	type Rapid	result 1
		Opponent Ndlovu, M (Michael)				Opponent Miles, K (Kristen)
3	2	Tournament Mary-Anne Bartels Chess Tournament 2023				Tournament Mary-Anne Bartels Chess Tournament 2023
		date 2023-02-21	rnd 1	type Rapid	result 0.5	date 2023-02-21	rnd 2	type Rapid	result 1
		Opponent Muzariri, E (Ethan)				Opponent Khumalo, M (Mthulisi)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Gordons Bay Primary Chess Championship 2023				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2023-12-09	rnd 3	type Rapid	result 1	date 2024-02-03	rnd 1	type Standard	result 1
		Opponent Ndlovu, M (Michael)				Opponent Aucamp, J (Janko)
2	4	Tournament Mary-Anne Bartels Chess Tournament 2023				Tournament Rhenish Primary Tournament 2023
		date 2023-02-21	rnd 5	type Rapid	result 1	date 2023-05-13	rnd 3	type Rapid	result 1
		Opponent Groenewald, J (Jason)				Opponent Jephtha, U (Uziel)
3	3	Tournament Metro Rapid 2022				Tournament District East Schools Chess Individual Trials 2023
		date 2022-10-22	rnd 4	type Rapid	result 1	date 2023-02-03	rnd 1	type Standard	result 1
		Opponent Mondliwa, L (Linathi)				Opponent Mthinjwa, S (Sbonile)

#	Games	Start				End
1	2	Tournament District East Schools Chess Individual Trials 2023				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2023-02-04	rnd 6	type Standard	result 1	date 2024-02-03	rnd 1	type Standard	result 1
		Opponent Lakey, J (Jaydan)				Opponent Aucamp, J (Janko)
2	1	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2024-02-03	rnd 5	type Standard	result 1	date 2024-02-03	rnd 5	type Standard	result 1
		Opponent Visagie, A (Alex)				Opponent Visagie, A (Alex)
3	1	Tournament District East Schools Chess Individual Trials 2023				Tournament District East Schools Chess Individual Trials 2023
		date 2023-02-04	rnd 3	type Standard	result 1	date 2023-02-04	rnd 3	type Standard	result 1
		Opponent Dolman, J (Jay-Dee)				Opponent Dolman, J (Jay-Dee)

#	Games	Start				End
1	4	Tournament Mary-Anne Bartels Chess Tournament 2023				Tournament Rhenish Primary Tournament 2023
		date 2023-02-21	rnd 5	type Rapid	result 1	date 2023-05-13	rnd 3	type Rapid	result 1
		Opponent Groenewald, J (Jason)				Opponent Jephtha, U (Uziel)
2	3	Tournament Gordons Bay Primary Chess Championship 2023				Tournament Gordons Bay Primary Chess Championship 2023
		date 2023-12-09	rnd 3	type Rapid	result 1	date 2023-12-09	rnd 5	type Rapid	result 1
		Opponent Ndlovu, M (Michael)				Opponent Miles, K (Kristen)
3	2	Tournament Metro Rapid 2022				Tournament Metro Rapid 2022
		date 2022-10-22	rnd 4	type Rapid	result 1	date 2022-10-22	rnd 5	type Rapid	result 1
		Opponent Mondliwa, L (Linathi)				Opponent Lindes, CW (Carl)

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	Spence ,B (Brian)	3	1	-141.7	0	0	0	3	1	-141.7	0	0	0
1	Spence ,B (Brian)	3	1245.7	1104.1	0	0	0	3	1268.8	1104.1	0	0	0
2	Meyer ,M (Matthew)	2	0	-425	0	0	0	2	0	-425	0	0	0
2	Meyer ,M (Matthew)	2	1592.6	1167.6	0	0	0	2	1553.1	1167.6	0	0	0
3	Pritchard ,A (Aaron)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Pritchard ,A (Aaron)	1	1197.1	1197.1	1	1200	1197.1	0	0	0	0	0	0
4	Aucamp ,J (Janko)	1	1	425	1	1	425	0	0	0	0	0	0
4	Aucamp ,J (Janko)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Mangele ,O (Oyama)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mangele ,O (Oyama)	1	1189.9	764.9	1	1200	764.9	0	0	0	0	0	0
6	Jacob ,L (Lyvette)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Jacob ,L (Lyvette)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Voges ,Z (Zachary)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Voges ,Z (Zachary)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Visagie ,A (Alex)	1	1	425	1	1	425	0	0	0	0	0	0
8	Visagie ,A (Alex)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Wei ,E (Evan)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
9	Wei ,E (Evan)	1	1200	1200	0	0	0	1	1200	1200	0	0	0
10	Webb ,A (Amori)	1	1	425	0	0	0	1	1	425	0	0	0
10	Webb ,A (Amori)	1	1117.3	1542.3	0	0	0	1	1200	1542.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Davis, J (Joshua)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms