Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Zyl, E (Ethan)

Chess SA id

1090101010

FIDE id

Date of birth

2009-01-27 (U18)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-07-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1104.3	1135.6	1086.4	1136.7
Raw rating	1104.3	1135.6	1086.4	1136.7
Weighted rating	1103	1135.6	1086.4	1127.5
Weighted performance	384.8	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	190	181.7	194.9	181.5
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1104.3	1135.6	1086.4	1136.7
Analysis
Rating	1104.3	1135.6	1086.4	1136.7
Raw rating	1104.3	1135.6	1086.4	1136.7
Weighted rating	1103	1135.6	1086.4
Weighted performance	384.8	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	190	181.7	194.9	181.5
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	1104.3	1135.6	1086.4	1136.7
New weighted rating	1102.9	1135.6	1086.4	1127.2
New weighted performance	379	0	0	0
Temp new rating	1104.3	1135.6	1086.4	1136.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1104.3	1135.6	1086.4	1136.7
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	9	0	0	9
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	35	16	10	9

Games since
	Main 9	Standard 0		Rapid 0		Blitz 9
Gender	Male
Age group	U18
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	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	35	12	34.29	-133.6	1121.3	987.7
Standard	16	7	43.75	-53.1	1084.2	1031
Rapid	10	4	40	-85	1057.2	972.2
Blitz	9	1	11.11	-330.6	1258.5	927.9

Date	Main	Standard	Rapid	Blitz
2025-11-01	1104.3	1135.6	1086.4	1136.7
2025-09-30	1104.3	1135.6	1086.4	1136.7
2025-09-01	1104.3	1135.6	1086.4	1136.7
2025-08-01	1104.3	1135.6	1086.4	1136.7
2025-07-01	1104.3	1135.6	1086.4	1136.7
2025-06-01	1104.3	1135.6	1086.4	1136.7
2025-05-01	1104.3	1135.6	1086.4	1136.7
2025-04-01	1104.3	1135.6	1086.4	1136.7
2025-03-01	1104.3	1135.6	1086.4	1136.7
2025-02-01	1103.8	1135.6	1086.4	1133.5
2025-01-01	1093.9	1135.6	1086.4	1064.3
2024-12-01	1093.9	1135.6	1086.4	1064.3
2024-11-01	1093.9	1135.6	1086.4	1064.3
2024-10-01	1093.9	1135.6	1086.4	1064.3
2024-09-01	1093.9	1135.6	1086.4	1064.3
2024-08-01	1093.9	1135.6	1086.4	1064.3
2024-07-01	1113.4	1135.6	1086.4	1200
2024-09-01	1113.4	1135.6	1086.4	1200
2024-05-01	1113.4	1135.6	1086.4	1200
2024-04-01	1113.4	1135.6	1086.4	1200
2024-03-01	1113.4	1135.6	1086.4	1200
2024-02-01	1113.4	1135.6	1086.4	1200
2024-01-01	1113.4	1135.6	1086.4	1200
2023-12-01	1113.4	1135.6	1086.4	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	Helpmekaar Kollege Blitz Chess Invitational 2024 (A)	2024-07-27	2024-07-27	Blitz	Johannesburg Metro (GJM)	9	9	1	Yes	Analysis
2	D2 League Finals 2019 (U11)	2019-08-03	2019-08-03	Standard	West Rand (GWR)	7	6	3	Yes	Analysis
3	2019 Gauteng School League Finals (U11 Open)	2019-08-23	2019-08-23	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	2019 Super 12 Laerskole (Juniors)	2019-05-04	2019-05-04	Rapid	Tshwane (GTP)	5	5	2	Yes	Analysis
5	2018 Gauteng League Final (U9)	2018-08-24	2018-08-24	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
6	2018 Super 12 (Junior)	2018-05-05	2018-05-05	Rapid	Tshwane (GTP)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament Helpmekaar Kollege Blitz Chess Invitational 2024				Tournament Helpmekaar Kollege Blitz Chess Invitational 2024
		date 2024-07-27	rnd 3	type Blitz	result 0.5	date 2024-07-27	rnd 4	type Blitz	result 0.5
		Opponent Govender, D (Diveshan)				Opponent Bijker, W (Waldo)
2	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 4	type Standard	result 1	date 2019-08-23	rnd 5	type Standard	result 1
		Opponent Mahlangu, NW (Ntando Wayne)				Opponent De Rouwe, R (Rohan)
3	2	Tournament D2 League Finals 2019				Tournament D2 League Finals 2019
		date 2019-08-03	rnd 6	type Standard	result 1	date 2019-08-03	rnd 7	type Standard	result 1
		Opponent Smit, Z (Zinelle)				Opponent Varachia, Z (Zaid)

#	Games	Start				End
1	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 4	type Standard	result 1	date 2019-08-23	rnd 5	type Standard	result 1
		Opponent Mahlangu, NW (Ntando Wayne)				Opponent De Rouwe, R (Rohan)
2	2	Tournament D2 League Finals 2019				Tournament D2 League Finals 2019
		date 2019-08-03	rnd 6	type Standard	result 1	date 2019-08-03	rnd 7	type Standard	result 1
		Opponent Smit, Z (Zinelle)				Opponent Varachia, Z (Zaid)
3	1	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 2	type Standard	result 1	date 2019-08-23	rnd 2	type Standard	result 1
		Opponent Smit, C (Christiaan)				Opponent Smit, C (Christiaan)

#	Games	Start				End
1	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 4	type Rapid	result 1	date 2019-05-04	rnd 5	type Rapid	result 1
		Opponent Weitz, E (Eben)				Opponent Jerling, J (Jordan)
2	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 4	type Rapid	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Benneett, L (Larkin)				Opponent Benneett, L (Larkin)
3	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 2	type Rapid	result 1	date 2018-05-05	rnd 2	type Rapid	result 1
		Opponent Jansen Van Vuuren, L (Lourein)				Opponent Jansen Van Vuuren, L (Lourein)

#	Games	Start				End
1	2	Tournament Helpmekaar Kollege Blitz Chess Invitational 2024				Tournament Helpmekaar Kollege Blitz Chess Invitational 2024
		date 2024-07-27	rnd 3	type Blitz	result 0.5	date 2024-07-27	rnd 4	type Blitz	result 0.5
		Opponent Govender, D (Diveshan)				Opponent Bijker, W (Waldo)

#	Games	Start				End
1	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 4	type Standard	result 1	date 2019-08-23	rnd 5	type Standard	result 1
		Opponent Mahlangu, NW (Ntando Wayne)				Opponent De Rouwe, R (Rohan)
2	2	Tournament D2 League Finals 2019				Tournament D2 League Finals 2019
		date 2019-08-03	rnd 6	type Standard	result 1	date 2019-08-03	rnd 7	type Standard	result 1
		Opponent Smit, Z (Zinelle)				Opponent Varachia, Z (Zaid)
3	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 4	type Rapid	result 1	date 2019-05-04	rnd 5	type Rapid	result 1
		Opponent Weitz, E (Eben)				Opponent Jerling, J (Jordan)

#	Games	Start				End
1	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 4	type Standard	result 1	date 2019-08-23	rnd 5	type Standard	result 1
		Opponent Mahlangu, NW (Ntando Wayne)				Opponent De Rouwe, R (Rohan)
2	2	Tournament D2 League Finals 2019				Tournament D2 League Finals 2019
		date 2019-08-03	rnd 6	type Standard	result 1	date 2019-08-03	rnd 7	type Standard	result 1
		Opponent Smit, Z (Zinelle)				Opponent Varachia, Z (Zaid)
3	1	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 2	type Standard	result 1	date 2019-08-23	rnd 2	type Standard	result 1
		Opponent Smit, C (Christiaan)				Opponent Smit, C (Christiaan)

#	Games	Start				End
1	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 4	type Rapid	result 1	date 2019-05-04	rnd 5	type Rapid	result 1
		Opponent Weitz, E (Eben)				Opponent Jerling, J (Jordan)
2	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 4	type Rapid	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Benneett, L (Larkin)				Opponent Benneett, L (Larkin)
3	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 2	type Rapid	result 1	date 2018-05-05	rnd 2	type Rapid	result 1
		Opponent Jansen Van Vuuren, L (Lourein)				Opponent Jansen Van Vuuren, L (Lourein)

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	Liebenberg ,M (Michael)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Liebenberg ,M (Michael)	1	1117.7	692.7	1	1115.8	692.7	0	0	0	0	0	0
2	Louw ,N (Nova)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Louw ,N (Nova)	1	1350.5	925.5	1	1342.3	925.5	0	0	0	0	0	0
3	De Rouwe ,R (Rohan)	1	1	425	1	1	425	0	0	0	0	0	0
3	De Rouwe ,R (Rohan)	1	1302.1	1727.1	1	1316.8	1727.1	0	0	0	0	0	0
4	Liang ,YX (Yi-Xuan (Bowie))	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Liang ,YX (Yi-Xuan (Bowie))	1	1034.3	609.3	1	1029	609.3	0	0	0	0	0	0
5	Moolman ,M (Martin)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Moolman ,M (Martin)	1	633.5	208.5	1	656.8	208.5	0	0	0	0	0	0
6	Smit ,Z (Zinelle)	1	1	425	1	1	425	0	0	0	0	0	0
6	Smit ,Z (Zinelle)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Lethoko ,T (Tshiamo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Lethoko ,T (Tshiamo)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Bouwer ,D (Dewet)	1	1	425	1	1	425	0	0	0	0	0	0
8	Bouwer ,D (Dewet)	1	612.4	1037.4	1	629.2	1037.4	0	0	0	0	0	0
9	Humane ,NP (Noziphiwo)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Humane ,NP (Noziphiwo)	1	1295.5	870.5	1	1293.6	870.5	0	0	0	0	0	0
10	Sutherland ,R (Reuben)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Sutherland ,R (Reuben)	1	1004.1	579.1	0	0	0	1	627.8	579.1	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Van Zyl, E (Ethan)

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