Chess South Africa Ratings Database

PLAYER PAGE

Personal

Naava, J (Julia)

Chess SA id

1070157144

FIDE id

Date of birth

2007-12-12 (U20)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-05-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1211.4	1212.4	1200	1200
Raw rating	1211.4	1212.4	1200	1200
Weighted rating	1207.6	1207.8	1200	1200
Weighted performance	0	0	0	0
Floor	757	768	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	163.1	162.9	165.8	165.8
Highest rating	1393.4 2023-10-01	1394 2023-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1257 2024-02-01	1268 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1257 2024-04-01	1268 2024-04-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1393.4 2023-10-01	1394 2023-10-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1211.4	1212.4	1200	1200
Analysis
Rating	1211.4	1212.4	1200	1200
Raw rating	1211.4	1212.4	1200	1200
Weighted rating	1207.6	1207.8	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	757	768	700	700
Max/Min rating change allowed	163.1	162.9	165.8	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	1211.4	1212.4	1200	1200
New weighted rating	1207.4	1207.5	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1211.4	1212.4	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1211.4	1212.4	1200	1200
New K-factor	36	36	36	36
New floor	757	768	700	700

Item	Main	Standard
	0	0
	0	0
	7	7
	8	8
	0	0
	0	0
History	15	15

Games since
	Main 7	Standard 7		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
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	15	7.5	50	0	1181.4	1181.4
Standard	15	7.5	50	0	1181.4	1181.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1211.4	1212.4	1200	1200
2025-09-30	1211.4	1212.4	1200	1200
2025-09-01	1211.4	1212.4	1200	1200
2025-08-01	1211.4	1212.4	1200	1200
2025-07-01	1211.4	1212.4	1200	1200
2025-06-01	1211.4	1212.4	1200	1200
2025-05-01	1211.4	1212.4	1200	1200
2025-04-01	1211.4	1212.4	1200	1200
2025-03-01	1211.4	1212.4	1200	1200
2025-02-01	1210.2	1211	1200	1200
2025-01-01	1188.9	1184.9	1200	1200
2024-12-01	1188.9	1184.9	1200	1200
2024-11-01	1188.9	1184.9	1200	1200
2024-10-01	1188.9	1184.9	1200	1200
2024-09-01	1188.9	1184.9	1200	1200
2024-08-01	1188.9	1184.9	1200	1200
2024-07-01	1188.9	1184.9	1200	1200
2024-09-01	1206.2	1205.4	1200	1200
2024-05-01	1206.2	1205.4	1200	1200
2024-04-01	1257	1268	1200	1200
2024-03-01	1257	1268	1200	1200
2024-02-01	1257	1268	1200	1200
2024-01-01	1257	1268	1200	1200
2023-12-01	1257	1268	1200	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	JCC Steyn City High Schools League 2024 (A)	2024-05-11	2024-05-25	Standard	Johannesburg Metro (GJM)	6	4	1	Yes	Analysis
2	Dainfern College Chess League 2024 (B)	2024-01-29	2024-03-11	Standard	Johannesburg Metro (GJM)	6	3	0	Yes	Analysis
3	St Peters College Chess League 2023 (B)	2023-09-11	2023-10-23	Standard	Johannesburg Metro (GJM)	5	4	4	Yes	Analysis
4	Steyn City School Chess League 2023 (B)	2023-05-05	2023-05-29	Standard	Johannesburg Metro (GJM)	6	4	2.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament Steyn City School Chess League 2023				Tournament St Peters College Chess League 2023
		date 2023-05-08	rnd 2	type Standard	result 1	date 2023-10-23	rnd 5	type Standard	result 1
		Opponent Madulo, M (Mpho)				Opponent Fraser, R (Rebeccah)
2	1	Tournament JCC Steyn City High Schools League 2024				Tournament JCC Steyn City High Schools League 2024
		date 2024-05-11	rnd 1	type Standard	result 1	date 2024-05-11	rnd 1	type Standard	result 1
		Opponent Gear, A (Amy)				Opponent Gear, A (Amy)

#	Games	Start				End
1	7	Tournament Steyn City School Chess League 2023				Tournament St Peters College Chess League 2023
		date 2023-05-08	rnd 2	type Standard	result 1	date 2023-10-23	rnd 5	type Standard	result 1
		Opponent Madulo, M (Mpho)				Opponent Fraser, R (Rebeccah)
2	1	Tournament JCC Steyn City High Schools League 2024				Tournament JCC Steyn City High Schools League 2024
		date 2024-05-11	rnd 1	type Standard	result 1	date 2024-05-11	rnd 1	type Standard	result 1
		Opponent Gear, A (Amy)				Opponent Gear, A (Amy)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament St Peters College Chess League 2023				Tournament St Peters College Chess League 2023
		date 2023-09-11	rnd 1	type Standard	result 1	date 2023-10-23	rnd 5	type Standard	result 1
		Opponent Hurgobin, N (Neha)				Opponent Fraser, R (Rebeccah)
2	2	Tournament Steyn City School Chess League 2023				Tournament Steyn City School Chess League 2023
		date 2023-05-08	rnd 2	type Standard	result 1	date 2023-05-22	rnd 5	type Standard	result 1
		Opponent Madulo, M (Mpho)				Opponent Schliesser, W (Wilhelm)
3	1	Tournament JCC Steyn City High Schools League 2024				Tournament JCC Steyn City High Schools League 2024
		date 2024-05-11	rnd 1	type Standard	result 1	date 2024-05-11	rnd 1	type Standard	result 1
		Opponent Gear, A (Amy)				Opponent Gear, A (Amy)

#	Games	Start				End
1	4	Tournament St Peters College Chess League 2023				Tournament St Peters College Chess League 2023
		date 2023-09-11	rnd 1	type Standard	result 1	date 2023-10-23	rnd 5	type Standard	result 1
		Opponent Hurgobin, N (Neha)				Opponent Fraser, R (Rebeccah)
2	2	Tournament Steyn City School Chess League 2023				Tournament Steyn City School Chess League 2023
		date 2023-05-08	rnd 2	type Standard	result 1	date 2023-05-22	rnd 5	type Standard	result 1
		Opponent Madulo, M (Mpho)				Opponent Schliesser, W (Wilhelm)
3	1	Tournament JCC Steyn City High Schools League 2024				Tournament JCC Steyn City High Schools League 2024
		date 2024-05-11	rnd 1	type Standard	result 1	date 2024-05-11	rnd 1	type Standard	result 1
		Opponent Gear, A (Amy)				Opponent Gear, A (Amy)

No games found.

#	Games	Start				End

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	Marshall ,H (Hannah)	1	1	425	1	1	425	0	0	0	0	0	0
1	Marshall ,H (Hannah)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Hudson ,D (David)	1	1	425	1	1	425	0	0	0	0	0	0
2	Hudson ,D (David)	1	1183.6	1608.6	1	1179.8	1608.6	0	0	0	0	0	0
3	Burman ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Burman ,D (Daniel)	1	1262.4	837.4	1	1272.7	837.4	0	0	0	0	0	0
4	Hurgobin ,N (Neha)	1	1	425	1	1	425	0	0	0	0	0	0
4	Hurgobin ,N (Neha)	1	532.5	957.5	1	539.2	957.5	0	0	0	0	0	0
5	Lancaster ,G (Gemma)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Lancaster ,G (Gemma)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Gear ,A (Amy)	1	1	425	1	1	425	0	0	0	0	0	0
6	Gear ,A (Amy)	1	1232.2	1657.2	1	1240.3	1657.2	0	0	0	0	0	0
7	Fraser ,R (Rebeccah)	1	1	425	1	1	425	0	0	0	0	0	0
7	Fraser ,R (Rebeccah)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Phiri ,U (Uriel)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Phiri ,U (Uriel)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
9	Madulo ,M (Mpho)	1	1	425	1	1	425	0	0	0	0	0	0
9	Madulo ,M (Mpho)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Schliesser ,W (Wilhelm)	1	1	425	1	1	425	0	0	0	0	0	0
10	Schliesser ,W (Wilhelm)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Naava, J (Julia)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms