Chess South Africa Ratings Database

PLAYER PAGE

Personal

Meij, A (Ariel)

Chess SA id

1110099269

FIDE id

Date of birth

2011-01-01 (U16)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-05-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1235.7	1209	1218.4	1200
Raw rating	1235.7	1209	1218.4	1200
Weighted rating	1235.7	1209	1218.4	1200
Weighted performance	181.8	149.2	0	0
Floor	743.4	750.8	718.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	157.6	163.7	161.5	165.8
Highest rating	1256.8 2018-10-01	1250.8 2018-07-01	1286.3 2019-05-01	1200 2018-10-01
Highest raw rating	1243.4 2018-11-01	1250.8 2018-07-01	1218.4 2024-02-01	1200 2024-02-01
Highest weighted rating	1243.4 2025-02-01	1250.8 2020-10-01	1218.4 2025-02-01	1200 2018-10-01
Highest weighted performance	1256.8 2018-10-01	1250.8 2018-10-01	1286.3 2019-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1235.7	1209	1218.4	1200
Analysis
Rating	1235.7	1209	1218.4	1200
Raw rating	1235.7	1209	1218.4	1200
Weighted rating	1235.7	1209	1218.4
Weighted performance	181.8	149.2	0
K-factor	36	36	36	36
Floor	743.4	750.8	718.4	700
Max/Min rating change allowed	157.6	163.7	161.5	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	1235.7	1209	1218.4	1200
New weighted rating	1235.7	1209	1218.4	1200
New weighted performance	174.7	142.3	0	0
Temp new rating	1235.7	1209	1218.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1235.7	1209	1218.4	1200
New K-factor	36	36	36	36
New floor	743.4	750.8	718.4	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	64	59	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	64	35.5	55.47	46.5	1129.8	1176.2
Standard	59	32.5	55.08	43.2	1121.6	1164.9
Rapid	5	3	60	85	1225.4	1310.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1235.7	1209	1218.4	1200
2025-09-30	1235.7	1209	1218.4	1200
2025-09-01	1235.7	1209	1218.4	1200
2025-08-01	1235.7	1209	1218.4	1200
2025-07-01	1235.7	1209	1218.4	1200
2025-06-01	1235.7	1209	1218.4	1200
2025-05-01	1235.7	1209	1218.4	1200
2025-04-01	1235.7	1209	1218.4	1200
2025-03-01	1235.7	1209	1218.4	1200
2025-02-01	1235.7	1209	1218.4	1200
2025-01-01	1235.7	1209	1218.4	1200
2024-12-01	1235.7	1209	1218.4	1200
2024-11-01	1235.7	1209	1218.4	1200
2024-10-01	1235.7	1209	1218.4	1200
2024-09-01	1235.7	1209	1218.4	1200
2024-08-01	1235.7	1209	1218.4	1200
2024-07-01	1235.7	1209	1218.4	1200
2024-09-01	1235.7	1209	1218.4	1200
2024-05-01	1235.7	1209	1218.4	1200
2024-04-01	1235.7	1209	1218.4	1200
2024-03-01	1235.7	1209	1218.4	1200
2024-02-01	1235.7	1209	1218.4	1200
2024-01-01	1235.7	1209	1218.4	1200
2023-12-01	1235.7	1209	1218.4	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	2019 Super 12 Laerskole (Juniors)	2019-05-04	2019-05-04	Rapid	Tshwane (GTP)	5	5	3	Yes	Analysis
2	South African Junior Team Championships 2018 (U8B+U8 Girls)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
3	Chessnuts November 2018 (B)	2018-11-17	2018-11-17	Standard	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis
4	Inter Region GE vs JHB Metro 2018 (U8)	2018-10-06	2018-10-06	Standard	Ekurhuleni (GE)	5	4	4	Yes	Analysis
5	Chessnuts Spring 2018 (Knights)	2018-09-29	2018-09-29	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
6	Outpost 2nd Open 2018 (D)	2018-08-25	2018-08-25	Standard	Johannesburg Metro (GJM)	5	3	2	Yes	Analysis
7	Chessnuts - Under 1000 Ratings Tournament 2018 (A)	2018-07-21	2018-07-21	Standard	Johannesburg Metro (GJM)	5	4	0	Yes	Analysis
8	JHB Metro Junior Closed 2018 (U8)	2018-07-28	2018-07-29	Standard	Johannesburg Metro (GJM)	6	6	3	Yes	Analysis
9	Chessnuts Youth Day Chess Tournament 2018 (U8)	2018-06-16	2018-06-16	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
10	British International Prep/Chessnuts 2018 (U8)	2018-06-23	2018-06-23	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
11	Chessnuts - Charterhouse Open 2018 (Development)	2018-05-11	2018-05-11	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
12	Fonties Challenge 2018 (U7)	2018-04-21	2018-04-21	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
13	The Outpost Chess Club Open 2018 (Development)	2018-03-17	2018-03-17	Standard	Johannesburg Metro (GJM)	6	6	3	Yes	Analysis

#	Games	Start				End
1	5	Tournament Chessnuts Spring 2018				Tournament Inter Region GE vs JHB Metro 2018
		date 2018-09-29	rnd 5	type Standard	result 1	date 2018-10-06	rnd 4	type Standard	result 1
		Opponent Pretorius, K (Klarissa)				Opponent Mkhasibe, NZ (Nobuhle)
2	5	Tournament Chessnuts Youth Day Chess Tournament 2018				Tournament British International Prep/Chessnuts 2018
		date 2018-06-16	rnd 5	type Standard	result 1	date 2018-06-23	rnd 4	type Standard	result 1
		Opponent Van Niekerk, M (Mikayla)				Opponent Gough, R (Rowan)
3	3	Tournament Chessnuts Youth Day Chess Tournament 2018				Tournament Chessnuts Youth Day Chess Tournament 2018
		date 2018-06-16	rnd 1	type Standard	result 1	date 2018-06-16	rnd 3	type Standard	result 0.5
		Opponent Lochner, C (Christiaan)				Opponent Visagie, M (Markus)

#	Games	Start				End
1	5	Tournament Chessnuts Spring 2018				Tournament Inter Region GE vs JHB Metro 2018
		date 2018-09-29	rnd 5	type Standard	result 1	date 2018-10-06	rnd 4	type Standard	result 1
		Opponent Pretorius, K (Klarissa)				Opponent Mkhasibe, NZ (Nobuhle)
2	5	Tournament Chessnuts Youth Day Chess Tournament 2018				Tournament British International Prep/Chessnuts 2018
		date 2018-06-16	rnd 5	type Standard	result 1	date 2018-06-23	rnd 4	type Standard	result 1
		Opponent Van Niekerk, M (Mikayla)				Opponent Gough, R (Rowan)
3	3	Tournament Chessnuts Youth Day Chess Tournament 2018				Tournament Chessnuts Youth Day Chess Tournament 2018
		date 2018-06-16	rnd 1	type Standard	result 1	date 2018-06-16	rnd 3	type Standard	result 0.5
		Opponent Lochner, C (Christiaan)				Opponent Visagie, M (Markus)

#	Games	Start				End
1	1	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 5	type Rapid	result 1	date 2019-05-04	rnd 5	type Rapid	result 1
		Opponent Theron, L (Lydia)				Opponent Theron, L (Lydia)
2	1	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 3	type Rapid	result 1	date 2019-05-04	rnd 3	type Rapid	result 1
		Opponent Weber, U (Ulrich)				Opponent Weber, U (Ulrich)
3	1	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 1	type Rapid	result 1
		Opponent Coetzee, T (Tiaan)				Opponent Coetzee, T (Tiaan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Chessnuts Spring 2018				Tournament Inter Region GE vs JHB Metro 2018
		date 2018-09-29	rnd 5	type Standard	result 1	date 2018-10-06	rnd 4	type Standard	result 1
		Opponent Pretorius, K (Klarissa)				Opponent Mkhasibe, NZ (Nobuhle)
2	5	Tournament Chessnuts Youth Day Chess Tournament 2018				Tournament British International Prep/Chessnuts 2018
		date 2018-06-16	rnd 5	type Standard	result 1	date 2018-06-23	rnd 4	type Standard	result 1
		Opponent Van Niekerk, M (Mikayla)				Opponent Gough, R (Rowan)
3	3	Tournament Fonties Challenge 2018				Tournament Chessnuts - Charterhouse Open 2018
		date 2018-04-21	rnd 5	type Standard	result 1	date 2018-05-11	rnd 2	type Standard	result 1
		Opponent Van Der Merwe, D (Divan)				Opponent Kayiya, A (Anashe)

#	Games	Start				End
1	5	Tournament Chessnuts Spring 2018				Tournament Inter Region GE vs JHB Metro 2018
		date 2018-09-29	rnd 5	type Standard	result 1	date 2018-10-06	rnd 4	type Standard	result 1
		Opponent Pretorius, K (Klarissa)				Opponent Mkhasibe, NZ (Nobuhle)
2	5	Tournament Chessnuts Youth Day Chess Tournament 2018				Tournament British International Prep/Chessnuts 2018
		date 2018-06-16	rnd 5	type Standard	result 1	date 2018-06-23	rnd 4	type Standard	result 1
		Opponent Van Niekerk, M (Mikayla)				Opponent Gough, R (Rowan)
3	3	Tournament Fonties Challenge 2018				Tournament Chessnuts - Charterhouse Open 2018
		date 2018-04-21	rnd 5	type Standard	result 1	date 2018-05-11	rnd 2	type Standard	result 1
		Opponent Van Der Merwe, D (Divan)				Opponent Kayiya, A (Anashe)

#	Games	Start				End
1	1	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 5	type Rapid	result 1	date 2019-05-04	rnd 5	type Rapid	result 1
		Opponent Theron, L (Lydia)				Opponent Theron, L (Lydia)
2	1	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 3	type Rapid	result 1	date 2019-05-04	rnd 3	type Rapid	result 1
		Opponent Weber, U (Ulrich)				Opponent Weber, U (Ulrich)
3	1	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 1	type Rapid	result 1
		Opponent Coetzee, T (Tiaan)				Opponent Coetzee, T (Tiaan)

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	Smith ,Z (Zion)	4	2	0	4	2	0	0	0	0	0	0	0
1	Smith ,Z (Zion)	4	1151.1	1151.1	4	1142.9	1151.1	0	0	0	0	0	0
2	Gough ,R (Rowan)	3	3	425	3	3	425	0	0	0	0	0	0
2	Gough ,R (Rowan)	3	1167.6	1592.6	3	1165.1	1592.6	0	0	0	0	0	0
3	Visagie ,M (Markus)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
3	Visagie ,M (Markus)	2	1109	896.5	2	1105.6	896.5	0	0	0	0	0	0
4	D`Alton ,E (Ezra)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	D`Alton ,E (Ezra)	2	1207.8	782.8	2	1207.7	782.8	0	0	0	0	0	0
5	Chinoruma ,K (Kupa)	2	2	425	2	2	425	0	0	0	0	0	0
5	Chinoruma ,K (Kupa)	2	1043.1	1468.1	2	1042.8	1468.1	0	0	0	0	0	0
6	Van Niekerk ,M (Mikayla)	2	2	425	2	2	425	0	0	0	0	0	0
6	Van Niekerk ,M (Mikayla)	2	1148.2	1573.2	2	1138.4	1573.2	0	0	0	0	0	0
7	Van Der Merwe ,D (Divan)	2	2	425	2	2	425	0	0	0	0	0	0
7	Van Der Merwe ,D (Divan)	2	1170.1	1595.1	2	1163.8	1595.1	0	0	0	0	0	0
8	Pretorius ,K (Klarissa)	1	1	425	1	1	425	0	0	0	0	0	0
8	Pretorius ,K (Klarissa)	1	1124	1549	1	1101.6	1549	0	0	0	0	0	0
9	Moonsammy ,E (Ethan)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Moonsammy ,E (Ethan)	1	1029.9	604.9	1	1000.8	604.9	0	0	0	0	0	0
10	Pillay ,Z (Zac)	1	1	425	1	1	425	0	0	0	0	0	0
10	Pillay ,Z (Zac)	1	1160.6	1585.6	1	1151.4	1585.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Meij, A (Ariel)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms