Chess South Africa Ratings Database

PLAYER PAGE

Personal

Londt, J (Juvan)

Chess SA id

107083746

FIDE id

Date of birth

2007-09-11 (U20)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2021-05-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1421.1	1420.7	1129	600
Raw rating	1421.1	1420.7	1129	600
Weighted rating	1421.1	1420.7	1126.4	600
Weighted performance	504.1	502.9	0	0
Floor	921.1	920.7	629	500
K-factor	32	32	40	40
Min/Max rating change allowed	121	121.1	183.5	389.8
Highest rating	1427.1 2020-03-01	1420.7 2024-02-01	1238.1 2018-02-01	1200 2024-02-01
Highest raw rating	1421.1 2024-02-01	1420.7 2024-02-01	1129 2024-02-01	600 2024-02-01
Highest weighted rating	1421.1 2024-02-01	1420.7 2024-02-01	1129 2024-11-01	600 2024-11-01
Highest weighted performance	1427.1 2020-03-01	1420.6 2020-03-01	1238.1 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1421.1	1420.7	1129	600
Analysis
Rating	1421.1	1420.7	1129	600
Raw rating	1421.1	1420.7	1129	600
Weighted rating	1421.1	1420.7	1126.4
Weighted performance	504.1	502.9	0
K-factor	32	32	40	40
Floor	921.1	920.7	629	500
Max/Min rating change allowed	121	121.1	183.5	389.8
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	1421.1	1420.7	1129	600
New weighted rating	1421.1	1420.7	1128.1	600
New weighted performance	503.6	502.4	0	0
Temp new rating	1421.1	1420.7	1129	600
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1421.1	1420.7	1129	600
New K-factor	32	32	40	40
New floor	921.1	920.7	629	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	6	6	0
History	189	177	12

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	152	96	63.16	111.8	1163.3	1275.1
Standard	140	88	62.86	109.3	1168.8	1278.1
Rapid	12	8	66.67	141.7	1098.6	1240.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1421.1	1420.7	1129	600
2025-09-01	1421.1	1420.7	1129	600
2025-08-01	1421.1	1420.7	1129	600
2025-07-01	1421.1	1420.7	1129	600
2025-06-01	1421.1	1420.7	1129	600
2025-05-01	1421.1	1420.7	1129	600
2025-04-01	1421.1	1420.7	1129	600
2025-03-01	1421.1	1420.7	1129	600
2025-02-01	1421.1	1420.7	1129	600
2025-01-01	1421.1	1420.7	1129	600
2024-12-01	1421.1	1420.7	1129	600
2024-11-01	1421.1	1420.7	1129	600
2024-10-01	1421.1	1420.7	1129	600
2024-09-01	1421.1	1420.7	1129	600
2024-08-01	1421.1	1420.7	1129	600
2024-07-01	1421.1	1420.7	1129	600
2024-06-01	1421.1	1420.7	1129	600
2024-08-01	1421.1	1420.7	1129	600
2024-04-01	1421.1	1420.7	1129	600
2024-03-01	1421.1	1420.7	1129	600
2024-02-01	1421.1	1420.7	1129	600
2024-01-01	1421.1	1420.7	1129	600
2023-12-01	1421.1	1420.7	870.8	600
2023-11-01	1421.1	1420.7	870.8	600

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	2022 East Dist Individuals (U15)	2022-03-13	2022-03-13	Rapid	Cape Town (WCT)	6	0	0	No	Analysis
2	WP Open 2021 (Prestige)	2021-05-08	2021-05-09	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
3	2020 Western Province Open (Prestige)	2020-03-07	2020-03-08	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
4	2020 Cape Of Good Hope Open (Open)	2020-02-21	2020-02-23	Standard	Cape Town (WCT)	6	5	4	Yes	Analysis
5	2019 South African Junior Team Championships (U14A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
6	The Manhattan Sweets & Super C National Chess Tournament 2019 (U13)	2019-09-06	2019-09-07	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
7	2019 Western Cape Closed Chess Championships (C)	2019-09-21	2019-09-22	Standard	Cape Winelands (WCW)	6	5	3	Yes	Analysis
8	Curro Durbanville Chess Tournament 2019 (Premier)	2019-08-23	2019-08-24	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
9	2019 Western Province League (E)	2019-07-27	2019-08-10	Standard	Cape Town (WCT)	9	5	4	Yes	Analysis
10	2019 WP Youth Open (B)	2019-07-13	2019-07-13	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
11	Stellenberg Youth Chess Championship 2019 (B)	2019-04-30	2019-05-01	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
12	Western Cape Schools Individuals 2019 (U13 Boys)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	3	Yes	Analysis
13	Rhenish Primary Chess Tournament 2019 (U14)	2019-05-11	2019-05-11	Rapid	Cape Winelands (WCW)	7	7	4	Yes	Analysis
14	Steinitz Chess Festival 2019 (C)	2019-04-05	2019-04-07	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
15	Metro School Chess Closed Individual Trials 2019 (U13 Boys)	2019-03-01	2019-03-02	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
16	2019 Metro-East District Schools Trials (U13)	2019-02-01	2019-02-02	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
17	Cape of Good Hope Open 2019 (C)	2019-01-25	2019-01-27	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
18	South African Junior Team Championships 2018 (U12B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
19	Paul Roos Open Championship 2018 (C)	2018-09-22	2018-09-23	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
20	Western Cape Top Schools 2018 (U11 Mix)	2018-08-25	2018-08-26	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
21	Stellenberg Youth Chess Champs 2018 (C)	2018-06-22	2018-06-23	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
22	2018 WP Schools Closed Trials (U11 Boys)	2018-03-09	2018-03-10	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
23	2018 Western Province Open (C)	2018-03-02	2018-03-04	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
24	2018 Steinitz Chess Festival (B)	2018-03-21	2018-03-25	Standard	Cape Town (WCT)	7	6	1	Yes	Analysis
25	District East Schools Chess Open Trials 2018 (U11)	2018-02-02	2018-02-03	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
26	Welgemoed Chess Challenge 2018 (U12)	2018-02-24	2018-02-24	Rapid	Cape Town (WCT)	5	5	4	Yes	Analysis
27	2018 Cape of Good Hope Open Chess Championships (C)	2018-01-26	2018-01-28	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis

#	Games	Start				End
1	11	Tournament Stellenberg Youth Chess Champs 2018				Tournament Paul Roos Open Championship 2018
		date 2018-06-23	rnd 3	type Standard	result 1	date 2018-09-22	rnd 2	type Standard	result 1
		Opponent Osborne, R (Ryan Eugene)				Opponent Simons, G (Garin)
2	7	Tournament District East Schools Chess Open Trials 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-03	rnd 3	type Standard	result 1	date 2018-02-24	rnd 3	type Rapid	result 1
		Opponent Nikhil, N (Naidoo)				Opponent Davids, R (Rafael)
3	5	Tournament 2020 Cape Of Good Hope Open				Tournament 2020 Western Province Open
		date 2020-02-23	rnd 5	type Standard	result 1	date 2020-03-07	rnd 3	type Standard	result 1
		Opponent Grove, E (Emily)				Opponent Spiller, C (Caden)

#	Games	Start				End
1	11	Tournament Stellenberg Youth Chess Champs 2018				Tournament Paul Roos Open Championship 2018
		date 2018-06-23	rnd 3	type Standard	result 1	date 2018-09-22	rnd 2	type Standard	result 1
		Opponent Osborne, R (Ryan Eugene)				Opponent Simons, G (Garin)
2	5	Tournament 2020 Cape Of Good Hope Open				Tournament 2020 Western Province Open
		date 2020-02-23	rnd 5	type Standard	result 1	date 2020-03-07	rnd 3	type Standard	result 1
		Opponent Grove, E (Emily)				Opponent Spiller, C (Caden)
3	5	Tournament 2019 WP Youth Open				Tournament 2019 Western Province League
		date 2019-07-13	rnd 5	type Standard	result 1	date 2019-08-10	rnd 8	type Standard	result 1
		Opponent Visagie, W (Willem)				Opponent Mcaba, E (Elam)

#	Games	Start				End
1	4	Tournament Welgemoed Chess Challenge 2018				Tournament Rhenish Primary Chess Tournament 2019
		date 2018-02-24	rnd 5	type Rapid	result 1	date 2019-05-11	rnd 3	type Rapid	result 1
		Opponent Pillay, PJ (Palin)				Opponent Rasdelhoff, J (Jordan)
2	3	Tournament Welgemoed Chess Challenge 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-24	rnd 1	type Rapid	result 1	date 2018-02-24	rnd 3	type Rapid	result 1
		Opponent Haupt, Z (Zoe)				Opponent Davids, R (Rafael)
3	1	Tournament Rhenish Primary Chess Tournament 2019				Tournament Rhenish Primary Chess Tournament 2019
		date 2019-05-11	rnd 6	type Rapid	result 1	date 2019-05-11	rnd 6	type Rapid	result 1
		Opponent Jacobs, J (Joshua)				Opponent Jacobs, J (Joshua)

No games found.

#	Games	Start				End

#	Games	Start				End
1	11	Tournament Stellenberg Youth Chess Champs 2018				Tournament Paul Roos Open Championship 2018
		date 2018-06-23	rnd 3	type Standard	result 1	date 2018-09-22	rnd 2	type Standard	result 1
		Opponent Osborne, R (Ryan Eugene)				Opponent Simons, G (Garin)
2	7	Tournament District East Schools Chess Open Trials 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-03	rnd 3	type Standard	result 1	date 2018-02-24	rnd 3	type Rapid	result 1
		Opponent Nikhil, N (Naidoo)				Opponent Davids, R (Rafael)
3	5	Tournament 2020 Cape Of Good Hope Open				Tournament 2020 Western Province Open
		date 2020-02-23	rnd 5	type Standard	result 1	date 2020-03-07	rnd 3	type Standard	result 1
		Opponent Grove, E (Emily)				Opponent Spiller, C (Caden)

#	Games	Start				End
1	11	Tournament Stellenberg Youth Chess Champs 2018				Tournament Paul Roos Open Championship 2018
		date 2018-06-23	rnd 3	type Standard	result 1	date 2018-09-22	rnd 2	type Standard	result 1
		Opponent Osborne, R (Ryan Eugene)				Opponent Simons, G (Garin)
2	5	Tournament 2020 Cape Of Good Hope Open				Tournament 2020 Western Province Open
		date 2020-02-23	rnd 5	type Standard	result 1	date 2020-03-07	rnd 3	type Standard	result 1
		Opponent Grove, E (Emily)				Opponent Spiller, C (Caden)
3	5	Tournament 2019 WP Youth Open				Tournament 2019 Western Province League
		date 2019-07-13	rnd 5	type Standard	result 1	date 2019-08-10	rnd 8	type Standard	result 1
		Opponent Visagie, W (Willem)				Opponent Mcaba, E (Elam)

#	Games	Start				End
1	4	Tournament Welgemoed Chess Challenge 2018				Tournament Rhenish Primary Chess Tournament 2019
		date 2018-02-24	rnd 5	type Rapid	result 1	date 2019-05-11	rnd 3	type Rapid	result 1
		Opponent Pillay, PJ (Palin)				Opponent Rasdelhoff, J (Jordan)
2	3	Tournament Welgemoed Chess Challenge 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-24	rnd 1	type Rapid	result 1	date 2018-02-24	rnd 3	type Rapid	result 1
		Opponent Haupt, Z (Zoe)				Opponent Davids, R (Rafael)
3	1	Tournament Rhenish Primary Chess Tournament 2019				Tournament Rhenish Primary Chess Tournament 2019
		date 2019-05-11	rnd 6	type Rapid	result 1	date 2019-05-11	rnd 6	type Rapid	result 1
		Opponent Jacobs, J (Joshua)				Opponent Jacobs, J (Joshua)

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	Viljoen ,W (Wynand)	4	4	425	4	4	425	0	0	0	0	0	0
1	Viljoen ,W (Wynand)	4	827	1252	4	779.8	1252	0	0	0	0	0	0
2	Bell ,A (Ayakha)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
2	Bell ,A (Ayakha)	3	1322.3	1322.3	3	1319.3	1322.3	0	0	0	0	0	0
3	Higham ,E (Ethan)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Higham ,E (Ethan)	2	1331.6	906.6	2	1320.7	906.6	0	0	0	0	0	0
4	Mackintosh ,M (Michaella)	2	1	0	2	1	0	0	0	0	0	0	0
4	Mackintosh ,M (Michaella)	2	1459.1	1459.1	2	1428.4	1459.1	0	0	0	0	0	0
5	Mcintosh ,S (Samuel)	2	2	425	2	2	425	0	0	0	0	0	0
5	Mcintosh ,S (Samuel)	2	1244.7	1669.7	2	1248.1	1669.7	0	0	0	0	0	0
6	Mthi ,Y (Yamkela)	2	1	0	2	1	0	0	0	0	0	0	0
6	Mthi ,Y (Yamkela)	2	1346.9	1346.9	2	1329.3	1346.9	0	0	0	0	0	0
7	Makwatie ,DJ (Deon)	2	1	0	2	1	0	0	0	0	0	0	0
7	Makwatie ,DJ (Deon)	2	1230.2	1230.2	2	1235.3	1230.2	0	0	0	0	0	0
8	Gcuze ,K (Khanya)	2	1	0	2	1	0	0	0	0	0	0	0
8	Gcuze ,K (Khanya)	2	1235.9	1235.9	2	1240.7	1235.9	0	0	0	0	0	0
9	Drury ,N (Nicholas)	2	2	425	1	1	425	1	1	425	0	0	0
9	Drury ,N (Nicholas)	2	1089.9	1514.9	1	1102.3	1514.9	1	1051.2	1514.9	0	0	0
10	Prinsloo ,R (Reinhardt)	2	0	-425	1	0	-425	1	0	-425	0	0	0
10	Prinsloo ,R (Reinhardt)	2	1095.5	670.5	1	917.4	670.5	1	955.4	670.5	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Londt, J (Juvan)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms