Chess South Africa Ratings Database

PLAYER PAGE

Personal

Anderson, I (Isabella)

Chess SA id

1140157236

FIDE id

Date of birth

2014-02-11 (U12)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-06-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1202.4	1200	1201.4	1200
Raw rating	1202.4	1200	1201.4	1200
Weighted rating	1202.4	1200	1201.4	1200
Weighted performance	0	0	0	0
Floor	702.4	700	701.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	165.2	165.8	165.5	165.8
Highest rating	1202.4 2024-02-01	1200 2018-10-01	1206.9 2023-06-01	1200 2018-10-01
Highest raw rating	1202.4 2024-02-01	1200 2024-02-01	1201.4 2024-02-01	1200 2024-02-01
Highest weighted rating	1202.4 2025-05-05	1200 2018-10-01	1201.4 2025-05-05	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2024-02-01	1206.9 2023-06-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1202.4	1200	1201.4	1200
Analysis
Rating	1202.4	1200	1201.4	1200
Raw rating	1202.4	1200	1201.4	1200
Weighted rating	1202.4	1200	1201.4
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	702.4	700	701.4	700
Max/Min rating change allowed	165.2	165.8	165.5	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	1202.4	1200	1201.4	1200
New weighted rating	1202.4	1200	1201.4	1200
New weighted performance	0	0	0	0
Temp new rating	1202.4	1200	1201.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1202.4	1200	1201.4	1200
New K-factor	36	36	36	36
New floor	702.4	700	701.4	700

Item	Main	Rapid
	0	0
	0	0
	0	0
	5	5
	0	0
	0	0
History	5	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	5	2.5	50	0	1211.1	1211.1
Standard	0	0	0	0	0	0
Rapid	5	2.5	50	0	1211.1	1211.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1202.4	1200	1201.4	1200
2025-09-01	1202.4	1200	1201.4	1200
2025-08-01	1202.4	1200	1201.4	1200
2025-07-01	1202.4	1200	1201.4	1200
2025-06-01	1202.4	1200	1201.4	1200
2025-05-01	1202.4	1200	1201.4	1200
2025-04-01	1202.4	1200	1201.4	1200
2025-03-01	1202.4	1200	1201.4	1200
2025-02-01	1202.4	1200	1201.4	1200
2025-01-01	1202.4	1200	1201.4	1200
2024-12-01	1202.4	1200	1201.4	1200
2024-11-01	1202.4	1200	1201.4	1200
2024-10-01	1202.4	1200	1201.4	1200
2024-09-01	1202.4	1200	1201.4	1200
2024-08-01	1202.4	1200	1201.4	1200
2024-07-01	1202.4	1200	1201.4	1200
2024-06-01	1202.4	1200	1201.4	1200
2024-08-01	1202.4	1200	1201.4	1200
2024-04-01	1202.4	1200	1201.4	1200
2024-03-01	1202.4	1200	1201.4	1200
2024-02-01	1202.4	1200	1201.4	1200
2024-01-01	1202.4	1200	1201.4	1200
2023-12-01	1202.4	1200	1201.4	1200
2023-11-01	1202.4	1200	1201.4	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	Chess Molecules 16 June Tournament 2023 (Grade 3+4)	2023-06-16	2023-06-16	Rapid	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament Chess Molecules 16 June Tournament 2023				Tournament Chess Molecules 16 June Tournament 2023
		date 2023-06-16	rnd 2	type Rapid	result 1	date 2023-06-16	rnd 4	type Rapid	result 1
		Opponent Fick, C (Christian)				Opponent Arthur, Z (Zachary)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Chess Molecules 16 June Tournament 2023				Tournament Chess Molecules 16 June Tournament 2023
		date 2023-06-16	rnd 2	type Rapid	result 1	date 2023-06-16	rnd 4	type Rapid	result 1
		Opponent Fick, C (Christian)				Opponent Arthur, Z (Zachary)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Chess Molecules 16 June Tournament 2023				Tournament Chess Molecules 16 June Tournament 2023
		date 2023-06-16	rnd 4	type Rapid	result 1	date 2023-06-16	rnd 4	type Rapid	result 1
		Opponent Arthur, Z (Zachary)				Opponent Arthur, Z (Zachary)
2	1	Tournament Chess Molecules 16 June Tournament 2023				Tournament Chess Molecules 16 June Tournament 2023
		date 2023-06-16	rnd 2	type Rapid	result 1	date 2023-06-16	rnd 2	type Rapid	result 1
		Opponent Fick, C (Christian)				Opponent Fick, C (Christian)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Chess Molecules 16 June Tournament 2023				Tournament Chess Molecules 16 June Tournament 2023
		date 2023-06-16	rnd 4	type Rapid	result 1	date 2023-06-16	rnd 4	type Rapid	result 1
		Opponent Arthur, Z (Zachary)				Opponent Arthur, Z (Zachary)
2	1	Tournament Chess Molecules 16 June Tournament 2023				Tournament Chess Molecules 16 June Tournament 2023
		date 2023-06-16	rnd 2	type Rapid	result 1	date 2023-06-16	rnd 2	type Rapid	result 1
		Opponent Fick, C (Christian)				Opponent Fick, C (Christian)

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	Fick ,C (Christian)	1	1	425	0	0	0	1	1	425	0	0	0
1	Fick ,C (Christian)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
2	Arthur ,Z (Zachary)	1	1	425	0	0	0	1	1	425	0	0	0
2	Arthur ,Z (Zachary)	1	1212.1	1637.1	0	0	0	1	1218.7	1637.1	0	0	0
3	David ,B (Benjamin)	1	0	-425	0	0	0	1	0	-425	0	0	0
3	David ,B (Benjamin)	1	1191.4	766.4	0	0	0	1	1184.9	766.4	0	0	0
4	Zhu ,R (Ryan Yuancheng)	1	0	-425	0	0	0	1	0	-425	0	0	0
4	Zhu ,R (Ryan Yuancheng)	1	1252.1	827.1	0	0	0	1	1200	827.1	0	0	0
5	Mann ,L (Leane)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
5	Mann ,L (Leane)	1	1200	1200	0	0	0	1	1200	1200	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Anderson, I (Isabella)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms