Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Boer, E (Ethan)

Chess SA id

1140149276

FIDE id

Date of birth

2014-01-26 (U12)

Gender

Male

Region

Ethekwini (KED)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-04-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1211.6	1200	1223.6	1200
Raw rating	1211.6	1200	1223.6	1200
Weighted rating	1211.6	1200	1223.6	1200
Weighted performance	0	0	0	0
Floor	711.6	700	723.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	163.1	165.8	160.3	165.8
Highest rating	1211.6 2024-03-01	1200 2018-10-01	1252.8 2023-04-01	1200 2018-10-01
Highest raw rating	1211.6 2024-03-01	1200 2024-03-01	1223.6 2024-03-01	1200 2024-03-01
Highest weighted rating	1211.6 2025-03-01	1200 2018-10-01	1223.6 2025-03-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2024-03-01	1252.8 2023-04-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1211.6	1200	1223.6	1200
Analysis
Rating	1211.6	1200	1223.6	1200
Raw rating	1211.6	1200	1223.6	1200
Weighted rating	1211.6	1200	1223.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	711.6	700	723.6	700
Max/Min rating change allowed	163.1	165.8	160.3	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	1211.6	1200	1223.6	1200
New weighted rating	1211.6	1200	1223.6	1200
New weighted performance	0	0	0	0
Temp new rating	1211.6	1200	1223.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1211.6	1200	1223.6	1200
New K-factor	36	36	36	36
New floor	711.6	700	723.6	700

Item	Main	Rapid
	0	0
	0	0
	0	0
	12	12
	0	0
	0	0
History	12	12

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	Ethekwini (KED)
Province	KwaZulu Natal (KZ)
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	12	6.5	54.17	35.4	1206.6	1242
Standard	0	0	0	0	0	0
Rapid	12	6.5	54.17	35.4	1206.6	1242
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1211.6	1200	1223.6	1200
2025-09-01	1211.6	1200	1223.6	1200
2025-08-01	1211.6	1200	1223.6	1200
2025-07-01	1211.6	1200	1223.6	1200
2025-06-01	1211.6	1200	1223.6	1200
2025-05-01	1211.6	1200	1223.6	1200
2025-04-01	1211.6	1200	1223.6	1200
2025-03-01	1211.6	1200	1223.6	1200
2025-02-01	1211.6	1200	1223.6	1200
2025-01-01	1211.6	1200	1223.6	1200
2024-12-01	1211.6	1200	1223.6	1200
2024-11-01	1211.6	1200	1223.6	1200
2024-10-01	1211.6	1200	1223.6	1200
2024-09-01	1211.6	1200	1223.6	1200
2024-08-01	1211.6	1200	1223.6	1200
2024-07-01	1211.6	1200	1223.6	1200
2024-06-01	1211.6	1200	1223.6	1200
2024-08-01	1211.6	1200	1223.6	1200
2024-04-01	1211.6	1200	1223.6	1200
2024-03-01	1211.6	1200	1223.6	1200
2024-02-01	1211.6	1200	1223.6	1200
2024-01-01	1211.6	1200	1223.6	1200
2023-12-01	1211.6	1200	1223.6	1200
2023-11-01	1211.6	1200	1223.6	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	Westville Senior Primary School Individual Invitational Chess Tournament 2023 (Junior Primary)	2023-04-22	2023-04-22	Rapid	Ethekwini (KED)	7	7	4	Yes	Analysis
2	St James 2023 (Junior Primary)	2023-02-11	2023-02-11	Rapid	Ethekwini (KED)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023				Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023
		date 2023-04-22	rnd 1	type Rapid	result 1	date 2023-04-22	rnd 3	type Rapid	result 1
		Opponent Govender, H (Hirav)				Opponent Rooplal-Govender, A (Aditi)
2	3	Tournament St James 2023				Tournament St James 2023
		date 2023-02-11	rnd 1	type Rapid	result 0.5	date 2023-02-11	rnd 3	type Rapid	result 1
		Opponent Tahuwona, J (Jaylene)				Opponent Balbolo, D (Dena)
3	1	Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023				Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023
		date 2023-04-22	rnd 7	type Rapid	result 1	date 2023-04-22	rnd 7	type Rapid	result 1
		Opponent Stephen, T (Thomas)				Opponent Stephen, T (Thomas)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023				Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023
		date 2023-04-22	rnd 1	type Rapid	result 1	date 2023-04-22	rnd 3	type Rapid	result 1
		Opponent Govender, H (Hirav)				Opponent Rooplal-Govender, A (Aditi)
2	3	Tournament St James 2023				Tournament St James 2023
		date 2023-02-11	rnd 1	type Rapid	result 0.5	date 2023-02-11	rnd 3	type Rapid	result 1
		Opponent Tahuwona, J (Jaylene)				Opponent Balbolo, D (Dena)
3	1	Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023				Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023
		date 2023-04-22	rnd 7	type Rapid	result 1	date 2023-04-22	rnd 7	type Rapid	result 1
		Opponent Stephen, T (Thomas)				Opponent Stephen, T (Thomas)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023				Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023
		date 2023-04-22	rnd 1	type Rapid	result 1	date 2023-04-22	rnd 3	type Rapid	result 1
		Opponent Govender, H (Hirav)				Opponent Rooplal-Govender, A (Aditi)
2	2	Tournament St James 2023				Tournament St James 2023
		date 2023-02-11	rnd 2	type Rapid	result 1	date 2023-02-11	rnd 3	type Rapid	result 1
		Opponent Rooplal-Govender, A (Aditi)				Opponent Balbolo, D (Dena)
3	1	Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023				Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023
		date 2023-04-22	rnd 7	type Rapid	result 1	date 2023-04-22	rnd 7	type Rapid	result 1
		Opponent Stephen, T (Thomas)				Opponent Stephen, T (Thomas)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023				Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023
		date 2023-04-22	rnd 1	type Rapid	result 1	date 2023-04-22	rnd 3	type Rapid	result 1
		Opponent Govender, H (Hirav)				Opponent Rooplal-Govender, A (Aditi)
2	2	Tournament St James 2023				Tournament St James 2023
		date 2023-02-11	rnd 2	type Rapid	result 1	date 2023-02-11	rnd 3	type Rapid	result 1
		Opponent Rooplal-Govender, A (Aditi)				Opponent Balbolo, D (Dena)
3	1	Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023				Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023
		date 2023-04-22	rnd 7	type Rapid	result 1	date 2023-04-22	rnd 7	type Rapid	result 1
		Opponent Stephen, T (Thomas)				Opponent Stephen, T (Thomas)

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	Rooplal-Govender ,A (Aditi)	2	2	425	0	0	0	2	2	425	0	0	0
1	Rooplal-Govender ,A (Aditi)	2	1187.7	1612.7	0	0	0	2	1179.2	1612.7	0	0	0
2	Govender ,H (Hirav)	1	1	425	0	0	0	1	1	425	0	0	0
2	Govender ,H (Hirav)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
3	Masiteng ,N (Nkosikhona)	1	0	-425	0	0	0	1	0	-425	0	0	0
3	Masiteng ,N (Nkosikhona)	1	1193.7	768.7	0	0	0	1	1200	768.7	0	0	0
4	Bullballo ,D (Dena)	1	1	425	0	0	0	1	1	425	0	0	0
4	Bullballo ,D (Dena)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
5	Kruger ,S (Saifan)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Kruger ,S (Saifan)	1	1200	775	0	0	0	1	1200	775	0	0	0
6	Tahuwona ,J (Jaylene)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
6	Tahuwona ,J (Jaylene)	1	1246.6	1246.6	0	0	0	1	1200	1246.6	0	0	0
7	Davidson ,L (Luca)	1	1	425	0	0	0	1	1	425	0	0	0
7	Davidson ,L (Luca)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Dean ,H (Hazel)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Dean ,H (Hazel)	1	1200	775	0	0	0	1	1200	775	0	0	0
9	Pillay ,X (Xander)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Pillay ,X (Xander)	1	1200	775	0	0	0	1	1200	775	0	0	0
10	Stephen ,T (Thomas)	1	1	425	0	0	0	1	1	425	0	0	0
10	Stephen ,T (Thomas)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

De Boer, E (Ethan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms