Chess South Africa Ratings Database

PLAYER PAGE

Personal

Alexander, J (Jordan)

Chess SA id

1130193533

FIDE id

Date of birth

2013-11-02 (U14)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1080.4

Item	Main	Standard	Rapid	Blitz
Rating	1224.7	1196	1290.8	1200
Raw rating	1224.7	1177	1290.8	1200
Weighted rating	1201.5	1196	1211.5	1200
Weighted performance	0	0	0	0
Floor	753.6	700	790.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	160.1	171.3	145.7	165.8
Highest rating	1253.6 2025-08-01	1200 2024-02-01	1290.8 2025-08-01	1200 2024-02-01
Highest raw rating	1253.6 2025-08-01	1200 2024-02-01	1290.8 2025-08-01	1200 2024-02-01
Highest weighted rating	1221.7 2024-02-01	1200 2024-02-01	1240.4 2024-02-01	1200 2024-02-01
Highest weighted performance	1200 2024-12-01	1200 2024-02-01	1200 2024-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	-1.7	0	0
New rating	1224.7	1194.3	1290.8	1200
Analysis
Rating	1224.7	1196	1290.8	1200
Raw rating	1224.7	1177	1290.8	1200
Weighted rating	1201.5	1196	1211.5
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	753.6	700	790.8	700
Max/Min rating change allowed	160.1	171.3	145.7	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	1224.7	1177	1290.8	1200
New weighted rating	1203.7	1194.3	1218.7	1200
New weighted performance	0	0	0	0
Temp new rating	1224.7	1194.3	1290.8	1200
Temp new rating +/-	0	-1.7	0	0
Final new rating +/-	0	-1.7	0	0
New rating	1224.7	1194.3	1290.8	1200
New K-factor	36	36	36	36
New floor	753.6	700	790.8	700

Item	Main	Standard	Rapid
	0	0	0
	19	11	8
	5	0	5
	0	0	0
	0	0	0
	0	0	0
History	24	11	13

Games since
	Main 24	Standard 11		Rapid 13		Blitz 0
Gender	Male
Age group	U14
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	19	10	52.63	22.4	1218.4	1240.8
Standard	11	3	27.27	-193.2	1228.9	1035.7
Rapid	8	7	87.5	318.8	1204.1	1522.9
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	24	12	50	0	1214.9	1214.9
Standard	11	3	27.27	-193.2	1228.9	1035.7
Rapid	13	9	69.23	163.5	1203.2	1366.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1224.7	1177	1290.8	1200
2025-09-01	1224.7	1177	1290.8	1200
2025-08-01	1253.6	1199.6	1290.8	1200
2025-07-01	1221.7	1199.6	1240.4	1200
2025-06-01	1189.6	1199.6	1184.6	1200
2025-05-01	1189.6	1199.3	1184.6	1200
2025-04-01	1186.9	1195.7	1184.6	1200
2025-03-01	1190.6	1200	1184.6	1200
2025-02-01	1190.6	1200	1184.6	1200
2025-01-01	1187.3	1200	1179.2	1200
2024-12-01	1187.3	1200	1179.2	1200
2024-11-01	1187.3	1200	1179.2	1200
2024-10-01	1187.3	1200	1179.2	1200
2024-09-01	1187.3	1200	1179.2	1200
2024-08-01	1187.3	1200	1179.2	1200
2024-07-01	1187.3	1200	1179.2	1200
2024-06-01	1187.3	1200	1179.2	1200
2024-08-01	1187.3	1200	1179.2	1200
2024-04-01	1187.3	1200	1179.2	1200
2024-03-01	1187.3	1200	1179.2	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	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	CT Metro District East Top Schools Chess 2025 (U13)	2025-08-02	2025-08-03	Standard	Cape Town (WCT)	7	6	2	Yes	Analysis
2	Gordons Bay Library Chess Tournament 2025 (U13)	2025-07-26	2025-07-26	Rapid	Cape Town (WCT)	5	3	3	Yes	Analysis
3	Cape Town Chess Junior League 2025 (U12 Development)	2025-05-23	2025-05-31	Rapid	Cape Town (WCT)	9	5	4	Yes	Analysis
4	Mary-Anne Bartels Closed Chess Tournament 2025 (U13)	2025-02-22	2025-02-22	Standard	Cape Town (WCT)	5	5	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	CT Metro District East Top Schools Chess 2025 (U13)	2025-08-02	2025-08-03	Standard	Cape Town (WCT)	7	6	2	Yes	Analysis
2	Gordons Bay Library Chess Tournament 2025 (U13)	2025-07-26	2025-07-26	Rapid	Cape Town (WCT)	5	3	3	Yes	Analysis
3	Cape Town Chess Junior League 2025 (U12 Development)	2025-05-23	2025-05-31	Rapid	Cape Town (WCT)	9	5	4	Yes	Analysis
4	Mary-Anne Bartels Closed Chess Tournament 2025 (U13)	2025-02-22	2025-02-22	Standard	Cape Town (WCT)	5	5	1	Yes	Analysis
5	Mary-Anne Bartels Closed Chess Tournament 2024 (U11 Mixed)	2024-02-24	2024-02-24	Rapid	Cape Town (WCT)	5	5	2	Yes	Analysis

#	Games	Start				End
1	6	Tournament Cape Town Chess Junior League 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-05-31	rnd 7	type Rapid	result 1	date 2025-08-02	rnd 1	type Standard	result 1
		Opponent Jacobsen, D (Dane)				Opponent Quinn, T (Tyler)
2	3	Tournament Mary-Anne Bartels Closed Chess Tournament 2025				Tournament Cape Town Chess Junior League 2025
		date 2025-02-22	rnd 5	type Standard	result 0.5	date 2025-05-23	rnd 2	type Rapid	result 1
		Opponent Meyer, C (Ceithan Andre)				Opponent Martin, L (Luke)
3	2	Tournament Mary-Anne Bartels Closed Chess Tournament 2024				Tournament Mary-Anne Bartels Closed Chess Tournament 2024
		date 2024-02-24	rnd 3	type Rapid	result 1	date 2024-02-24	rnd 4	type Rapid	result 1
		Opponent Du Preez, F (Francois)				Opponent Kruger, H (Hanko)

#	Games	Start				End
1	2	Tournament Mary-Anne Bartels Closed Chess Tournament 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-02-22	rnd 5	type Standard	result 0.5	date 2025-08-02	rnd 1	type Standard	result 1
		Opponent Meyer, C (Ceithan Andre)				Opponent Quinn, T (Tyler)
2	1	Tournament CT Metro District East Top Schools Chess 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-08-02	rnd 3	type Standard	result 1	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Scheepers, C (Caitlyn)				Opponent Scheepers, C (Caitlyn)
3	1	Tournament Mary-Anne Bartels Closed Chess Tournament 2025				Tournament Mary-Anne Bartels Closed Chess Tournament 2025
		date 2025-02-22	rnd 1	type Standard	result 0.5	date 2025-02-22	rnd 1	type Standard	result 0.5
		Opponent Shinyama, P (Paulus Junior)				Opponent Shinyama, P (Paulus Junior)

#	Games	Start				End
1	5	Tournament Cape Town Chess Junior League 2025				Tournament Gordons Bay Library Chess Tournament 2025
		date 2025-05-31	rnd 7	type Rapid	result 1	date 2025-07-26	rnd 5	type Rapid	result 1
		Opponent Jacobsen, D (Dane)				Opponent Abrahams, C (Chiney)
2	2	Tournament Cape Town Chess Junior League 2025				Tournament Cape Town Chess Junior League 2025
		date 2025-05-23	rnd 1	type Rapid	result 1	date 2025-05-23	rnd 2	type Rapid	result 1
		Opponent Lekhetha, N (Naledi)				Opponent Martin, L (Luke)
3	2	Tournament Mary-Anne Bartels Closed Chess Tournament 2024				Tournament Mary-Anne Bartels Closed Chess Tournament 2024
		date 2024-02-24	rnd 3	type Rapid	result 1	date 2024-02-24	rnd 4	type Rapid	result 1
		Opponent Du Preez, F (Francois)				Opponent Kruger, H (Hanko)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Cape Town Chess Junior League 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-05-31	rnd 7	type Rapid	result 1	date 2025-08-02	rnd 1	type Standard	result 1
		Opponent Jacobsen, D (Dane)				Opponent Quinn, T (Tyler)
2	2	Tournament Cape Town Chess Junior League 2025				Tournament Cape Town Chess Junior League 2025
		date 2025-05-23	rnd 1	type Rapid	result 1	date 2025-05-23	rnd 2	type Rapid	result 1
		Opponent Lekhetha, N (Naledi)				Opponent Martin, L (Luke)
3	2	Tournament Mary-Anne Bartels Closed Chess Tournament 2024				Tournament Mary-Anne Bartels Closed Chess Tournament 2024
		date 2024-02-24	rnd 3	type Rapid	result 1	date 2024-02-24	rnd 4	type Rapid	result 1
		Opponent Du Preez, F (Francois)				Opponent Kruger, H (Hanko)

#	Games	Start				End
1	1	Tournament CT Metro District East Top Schools Chess 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-08-02	rnd 3	type Standard	result 1	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Scheepers, C (Caitlyn)				Opponent Scheepers, C (Caitlyn)
2	1	Tournament CT Metro District East Top Schools Chess 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-02	rnd 1	type Standard	result 1
		Opponent Quinn, T (Tyler)				Opponent Quinn, T (Tyler)

#	Games	Start				End
1	5	Tournament Cape Town Chess Junior League 2025				Tournament Gordons Bay Library Chess Tournament 2025
		date 2025-05-31	rnd 7	type Rapid	result 1	date 2025-07-26	rnd 5	type Rapid	result 1
		Opponent Jacobsen, D (Dane)				Opponent Abrahams, C (Chiney)
2	2	Tournament Cape Town Chess Junior League 2025				Tournament Cape Town Chess Junior League 2025
		date 2025-05-23	rnd 1	type Rapid	result 1	date 2025-05-23	rnd 2	type Rapid	result 1
		Opponent Lekhetha, N (Naledi)				Opponent Martin, L (Luke)
3	2	Tournament Mary-Anne Bartels Closed Chess Tournament 2024				Tournament Mary-Anne Bartels Closed Chess Tournament 2024
		date 2024-02-24	rnd 3	type Rapid	result 1	date 2024-02-24	rnd 4	type Rapid	result 1
		Opponent Du Preez, F (Francois)				Opponent Kruger, H (Hanko)

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	Meyer ,C (Ceithan Andre)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
1	Meyer ,C (Ceithan Andre)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
2	Scheepers ,C (Caitlyn)	1	1	425	1	1	425	0	0	0	0	0	0
2	Scheepers ,C (Caitlyn)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Janse Van Rensburg ,I (Iwan)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Janse Van Rensburg ,I (Iwan)	1	1215.4	790.4	1	1200	790.4	0	0	0	0	0	0
4	Quinn ,T (Tyler)	1	1	425	1	1	425	0	0	0	0	0	0
4	Quinn ,T (Tyler)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Kuhn ,J (Jm)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Kuhn ,J (Jm)	1	1182.9	757.9	1	1191.1	757.9	0	0	0	0	0	0
6	Venter ,M (Michael)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Venter ,M (Michael)	1	1550	1125	1	1529.7	1125	0	0	0	0	0	0
7	Shinyama ,P (Paulus Junior)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Shinyama ,P (Paulus Junior)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
8	Gatyeni ,K (Khayone)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Gatyeni ,K (Khayone)	1	1130.4	705.4	1	1133.4	705.4	0	0	0	0	0	0
9	Martin ,L (Luke)	1	1	425	0	0	0	1	1	425	0	0	0
9	Martin ,L (Luke)	1	1195.7	1620.7	0	0	0	1	1200	1620.7	0	0	0
10	Jacobsen ,D (Dane)	1	1	425	0	0	0	1	1	425	0	0	0
10	Jacobsen ,D (Dane)	1	1199.3	1624.3	0	0	0	1	1200	1624.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Alexander, J (Jordan)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms