Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ellappa, J (Judah)

Chess SA id

1090134091

FIDE id

Date of birth

2009-02-12 (U18)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1439.4	1396.1	1420.4	1200
Raw rating	1433.7	1391.4	1420.4	1200
Weighted rating	1439.4	1396.1	1418.1	1200
Weighted performance	1174.6	1134.5	1076.8	0
Floor	946.9	904.2	920.4	700
K-factor	32	32	32	36
Min/Max rating change allowed	118.8	126.2	121.1	165.8
Highest rating	1469.7 2022-10-01	1682.1 2022-09-01	1420.4 2024-08-01	1200 2018-10-01
Highest raw rating	1446.9 2024-10-01	1404.2 2024-10-01	1420.4 2024-08-01	1200 2024-02-01
Highest weighted rating	1439.4 2025-09-01	1393.7 2025-09-01	1413.2 2025-08-01	1200 2018-10-01
Highest weighted performance	1469.7 2022-10-01	1682.1 2022-09-01	1403.1 2023-07-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.2	0.1	0	0
New rating	1439.2	1396.1	1420.4	1200
Analysis
Rating	1439.4	1396.1	1420.4	1200
Raw rating	1433.7	1391.4	1420.4	1200
Weighted rating	1439.4	1396.1	1418.1
Weighted performance	1174.6	1134.5	1076.8
K-factor	32	32	32	36
Floor	946.9	904.2	920.4	700
Max/Min rating change allowed	118.8	126.2	121.1	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	1433.7	1391.4	1420.4	1200
New weighted rating	1439.2	1396.1	1418.8	1200
New weighted performance	1165.1	1125.1	1067	0
Temp new rating	1439.2	1396.1	1420.4	1200
Temp new rating +/-	-0.2	0.1	0	0
Final new rating +/-	-0.2	0.1	0	0
New rating	1439.2	1396.1	1420.4	1200
New K-factor	32	32	32	36
New floor	946.9	904.2	920.4	700

Item	Main	Standard	Rapid
	0	0	0
	2	2	0
	27	22	5
	22	10	12
	20	5	15
	0	0	0
History	71	39	32

Games since
	Main 29	Standard 24		Rapid 5		Blitz 0
Gender	Male
Age group	U18
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
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	2	1	50	0	1234	1234
Standard	2	1	50	0	1234	1234
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	71	51.5	72.54	191.5	1262.5	1454.1
Standard	39	27.5	70.51	174.4	1277.3	1451.7
Rapid	32	24	75	212.5	1244.5	1457
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1433.7	1391.4	1420.4	1200
2025-11-30	1433.7	1391.4	1420.4	1200
2025-11-01	1433.7	1391.4	1420.4	1200
2025-09-30	1433.7	1391.4	1420.4	1200
2025-09-01	1433.7	1391.4	1420.4	1200
2025-08-01	1446.9	1404.2	1420.4	1200
2025-07-01	1446.9	1404.2	1420.4	1200
2025-06-01	1446.9	1404.2	1420.4	1200
2025-05-01	1446.9	1404.2	1420.4	1200
2025-04-01	1446.9	1404.2	1420.4	1200
2025-03-01	1446.9	1404.2	1420.4	1200
2025-02-01	1446.9	1404.2	1420.4	1200
2025-01-01	1446.9	1404.2	1420.4	1200
2024-12-01	1446.9	1404.2	1420.4	1200
2024-11-01	1446.9	1404.2	1420.4	1200
2024-10-01	1446.9	1404.2	1420.4	1200
2024-09-01	1432.6	1377.2	1420.4	1200
2024-11-01	1432.6	1377.2	1420.4	1200
2024-07-01	1418.4	1377.2	1387.6	1200
2024-06-01	1418.4	1377.2	1387.6	1200
2024-05-01	1418.4	1377.2	1387.6	1200
2024-04-01	1418.4	1377.2	1387.6	1200
2024-03-01	1428.2	1370	1387.6	1200
2024-02-01	1412.3	1331.1	1387.6	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	Cape Town Metro North Top Schools 2025 (U19)	2025-08-01	2025-08-02	Standard	Cape Town (WCT)	5	2	1	Yes	Analysis
2	Western Cape Top Schools Championship 2024 (U15 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	5	4	Yes	Analysis
3	CT District North Top Schools 2024 (U15 Mixed)	2024-07-27	2024-07-27	Rapid	Cape Town (WCT)	5	5	4.5	Yes	Analysis
4	Western Cape HS Individuals Championship 2024 (U15 Boys)	2024-03-21	2024-03-22	Standard	Overberg (WOS)	6	6	3	Yes	Analysis
5	Cape Town Metro Schools Chess Closed Individuals 2024 (U15 Boys)	2024-03-02	2024-03-03	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
6	North District School Trials 2024 (U15 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	4	Yes	Analysis
7	Western Cape Top Schools 2023 (U15 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	5	4.5	Yes	Analysis
8	Curro Durbanville Chess Open Rapid 2023 (Intermediate)	2023-07-15	2023-07-15	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
9	CT Metro District North Top Schools Chess 2023 (U15 Mixed)	2023-07-29	2023-07-29	Rapid	Cape Town (WCT)	7	6	6	Yes	Analysis
10	North District School Trials 2023 (U15 Boys)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	5	2	Yes	Analysis
11	Metro Rapid 2022 (U13 Boys)	2022-10-22	2022-10-22	Rapid	Cape Town (WCT)	5	4	3.5	Yes	Analysis
12	Western Cape Top Schools 2022 (U13 Mix)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
13	District North 2022 (U13)	2022-03-05	2022-03-05	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
14	Curro Durbanville Chess Trials 2022 (U13)	2022-01-21	2022-01-22	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis

#	Games	Start				End
1	15	Tournament CT Metro District North Top Schools Chess 2023				Tournament North District School Trials 2024
		date 2023-07-29	rnd 1	type Rapid	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Cuncliffe, P (Patrick)				Opponent Van Rhyn, A (Aden)
2	10	Tournament Western Cape Top Schools 2022				Tournament North District School Trials 2023
		date 2022-09-16	rnd 1	type Standard	result 1	date 2023-02-03	rnd 1	type Standard	result 1
		Opponent Liu, A (Ava)				Opponent Nel, W (Wian)
3	8	Tournament Western Cape HS Individuals Championship 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-03-22	rnd 5	type Standard	result 1	date 2024-08-30	rnd 1	type Standard	result 1
		Opponent Agulhas, G (Graham)				Opponent Rupuwu, W (Wayne)

#	Games	Start				End
1	9	Tournament Western Cape Top Schools 2023				Tournament North District School Trials 2024
		date 2023-09-02	rnd 1	type Standard	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Lavies, D (Daniel)				Opponent Van Rhyn, A (Aden)
2	6	Tournament Western Cape Top Schools 2022				Tournament North District School Trials 2023
		date 2022-09-16	rnd 1	type Standard	result 1	date 2023-02-03	rnd 1	type Standard	result 1
		Opponent Liu, A (Ava)				Opponent Nel, W (Wian)
3	3	Tournament Western Cape Top Schools Championship 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-08-30	rnd 3	type Standard	result 1	date 2024-09-01	rnd 5	type Standard	result 1
		Opponent Joubert, E (Ethan)				Opponent Du Plessis, M (Matthys Armand)

#	Games	Start				End
1	11	Tournament CT Metro District North Top Schools Chess 2023				Tournament CT District North Top Schools 2024
		date 2023-07-29	rnd 1	type Rapid	result 1	date 2024-07-27	rnd 5	type Rapid	result 0.5
		Opponent Cuncliffe, P (Patrick)				Opponent Wessels, L (Lj)
2	5	Tournament Metro Rapid 2022				Tournament Curro Durbanville Chess Open Rapid 2023
		date 2022-10-22	rnd 1	type Rapid	result 1	date 2023-07-15	rnd 1	type Rapid	result 1
		Opponent Khumalo, M (Mthulisi)				Opponent Van Wyk, A (Annemie)
3	3	Tournament Curro Durbanville Chess Open Rapid 2023				Tournament Curro Durbanville Chess Open Rapid 2023
		date 2023-07-15	rnd 3	type Rapid	result 1	date 2023-07-15	rnd 5	type Rapid	result 1
		Opponent Smit, R (Rikis)				Opponent Cilliers, D (Daniel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament Western Cape Top Schools 2023				Tournament North District School Trials 2024
		date 2023-09-02	rnd 3	type Standard	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Beveridge, J (Jesse)				Opponent Van Rhyn, A (Aden)
2	7	Tournament CT Metro District North Top Schools Chess 2023				Tournament Western Cape Top Schools 2023
		date 2023-07-29	rnd 1	type Rapid	result 1	date 2023-09-02	rnd 1	type Standard	result 1
		Opponent Cuncliffe, P (Patrick)				Opponent Lavies, D (Daniel)
3	7	Tournament Western Cape Top Schools 2022				Tournament Metro Rapid 2022
		date 2022-09-16	rnd 1	type Standard	result 1	date 2022-10-22	rnd 3	type Rapid	result 1
		Opponent Liu, A (Ava)				Opponent Schoonakker, C (Cornelis)

#	Games	Start				End
1	7	Tournament Western Cape Top Schools 2023				Tournament North District School Trials 2024
		date 2023-09-02	rnd 3	type Standard	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Beveridge, J (Jesse)				Opponent Van Rhyn, A (Aden)
2	6	Tournament Western Cape Top Schools 2022				Tournament North District School Trials 2023
		date 2022-09-16	rnd 1	type Standard	result 1	date 2023-02-03	rnd 1	type Standard	result 1
		Opponent Liu, A (Ava)				Opponent Nel, W (Wian)
3	3	Tournament Western Cape Top Schools Championship 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-08-30	rnd 3	type Standard	result 1	date 2024-09-01	rnd 5	type Standard	result 1
		Opponent Joubert, E (Ethan)				Opponent Du Plessis, M (Matthys Armand)

#	Games	Start				End
1	10	Tournament CT Metro District North Top Schools Chess 2023				Tournament CT District North Top Schools 2024
		date 2023-07-29	rnd 1	type Rapid	result 1	date 2024-07-27	rnd 4	type Rapid	result 1
		Opponent Cuncliffe, P (Patrick)				Opponent Janse Van Rensburg, J (Janco)
2	3	Tournament Curro Durbanville Chess Open Rapid 2023				Tournament Curro Durbanville Chess Open Rapid 2023
		date 2023-07-15	rnd 3	type Rapid	result 1	date 2023-07-15	rnd 5	type Rapid	result 1
		Opponent Smit, R (Rikis)				Opponent Cilliers, D (Daniel)
3	3	Tournament Curro Durbanville Chess Trials 2022				Tournament Curro Durbanville Chess Trials 2022
		date 2022-01-21	rnd 2	type Rapid	result 1	date 2022-01-22	rnd 4	type Rapid	result 1
		Opponent Minter, S (Shannon)				Opponent Priestley, L (Logan)

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	Palmer ,J (Jesse)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Palmer ,J (Jesse)	2	1491.5	1066.5	2	1509.8	1066.5	0	0	0	0	0	0
2	Du Plessis ,MA (Matthys Armand)	2	2	425	2	2	425	0	0	0	0	0	0
2	Du Plessis ,MA (Matthys Armand)	2	1191.2	1616.2	2	1190.7	1616.2	0	0	0	0	0	0
3	Goliath ,Q (Quinn)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Goliath ,Q (Quinn)	2	1361.4	936.4	1	1420.4	936.4	1	1126.6	936.4	0	0	0
4	Ndzotyana ,LI (Lwazi Iminathi)	1	1	425	1	1	425	0	0	0	0	0	0
4	Ndzotyana ,LI (Lwazi Iminathi)	1	1241.8	1666.8	1	1250.3	1666.8	0	0	0	0	0	0
5	Sasman ,T (Taylor)	1	1	425	1	1	425	0	0	0	0	0	0
5	Sasman ,T (Taylor)	1	1198.1	1623.1	1	1162.4	1623.1	0	0	0	0	0	0
6	Henning ,C (Chris)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Henning ,C (Chris)	1	1482	1057	1	1480.4	1057	0	0	0	0	0	0
7	Arendse ,Q (Quinwinne)	1	1	425	1	1	425	0	0	0	0	0	0
7	Arendse ,Q (Quinwinne)	1	1389.1	1814.1	1	1362.9	1814.1	0	0	0	0	0	0
8	Jacobs ,A (Aiden-Lee)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Jacobs ,A (Aiden-Lee)	1	1282.8	857.8	1	1200	857.8	0	0	0	0	0	0
9	Louw ,B (Ben)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Louw ,B (Ben)	1	1401.4	1401.4	1	1342.5	1401.4	0	0	0	0	0	0
10	Agulhas ,G (Graham)	1	1	425	1	1	425	0	0	0	0	0	0
10	Agulhas ,G (Graham)	1	1315.7	1740.7	1	1255.8	1740.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Ellappa, J (Judah)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms