Chess South Africa Ratings Database

PLAYER PAGE

Personal

Maartens, W (Wian)

Chess SA id

1100103537

FIDE id

Date of birth

2010-04-07 (U16)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1158.4	1148.2	1200	1197.7
Raw rating	1115.3	1085.6	1200	1171.2
Weighted rating	1158.4	1148.2	1200	1197.7
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	187.1	195.2	165.8	172.8
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-3.6	-5.2	0	-2.2
New rating	1154.9	1142.9	1200	1195.5
Analysis
Rating	1158.4	1148.2	1200	1197.7
Raw rating	1115.3	1085.6	1200	1171.2
Weighted rating	1158.4	1148.2	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	187.1	195.2	165.8	172.8
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	1115.3	1085.6	1200	1171.2
New weighted rating	1154.9	1142.9	1200	1195.5
New weighted performance	0	0	0	0
Temp new rating	1154.9	1142.9	1200	1195.5
Temp new rating +/-	-3.6	-5.2	0	-2.2
Final new rating +/-	-3.6	-5.2	0	-2.2
New rating	1154.9	1142.9	1200	1195.5
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Blitz
	0	0	0
	13	5	8
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	17	9	8

Games since
	Main 13	Standard 5		Rapid 0		Blitz 8
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	13	3	23.08	-228.8	1362	1133.1
Standard	5	0	0	-425	1281.8	856.8
Rapid	0	0	0	0	0	0
Blitz	8	3	37.5	-106.2	1412.1	1305.8
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	17	4.5	26.47	-200	1282.4	1082.4
Standard	9	1.5	16.67	-283.3	1167.1	883.8
Rapid	0	0	0	0	0	0
Blitz	8	3	37.5	-106.2	1412.1	1305.8

Date	Main	Standard	Rapid	Blitz
2025-11-01	1115.3	1085.6	1200	1171.2
2025-09-30	1162.2	1153.6	1200	1200
2025-09-01	1162.2	1153.6	1200	1200
2025-08-01	1162.2	1153.6	1200	1200
2025-07-01	1162.2	1153.6	1200	1200
2025-06-01	1162.2	1153.6	1200	1200
2025-05-01	1162.2	1153.6	1200	1200
2025-04-01	1162.2	1153.6	1200	1200
2025-03-01	1162.2	1153.6	1200	1200
2025-02-01	1162.2	1153.6	1200	1200
2025-01-01	1162.2	1153.6	1200	1200
2024-12-01	1162.2	1153.6	1200	1200
2024-11-01	1162.2	1153.6	1200	1200
2024-10-01	1162.2	1153.6	1200	1200
2024-09-01	1162.2	1153.6	1200	1200
2024-08-01	1162.2	1153.6	1200	1200
2024-07-01	1162.2	1153.6	1200	1200
2024-09-01	1162.2	1153.6	1200	1200
2024-05-01	1162.2	1153.6	1200	1200
2024-04-01	1162.2	1153.6	1200	1200
2024-03-01	1162.2	1153.6	1200	1200
2024-02-01	1162.2	1153.6	1200	1200
2024-01-01	1162.2	1153.6	1200	1200
2023-12-01	1162.2	1153.6	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Goue Liga Blitz 2025	2025-10-25	2025-10-25	Blitz	Johannesburg Metro (GJM)	9	8	3	Yes	Analysis
2	2025 Gauteng Top Schools Teams (U17)	2025-08-30	2025-08-30	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Goue Liga Blitz 2025	2025-10-25	2025-10-25	Blitz	Johannesburg Metro (GJM)	9	8	3	Yes	Analysis
2	2025 Gauteng Top Schools Teams (U17)	2025-08-30	2025-08-30	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis
3	Chessnuts Youth Day Chess Tournament 2018 (U10)	2018-06-16	2018-06-16	Standard	Johannesburg Metro (GJM)	5	4	1.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament Goue Liga Blitz 2025				Tournament Goue Liga Blitz 2025
		date 2025-10-25	rnd 3	type Blitz	result 1	date 2025-10-25	rnd 4	type Blitz	result 1
		Opponent Ndlovu, T (Thandeka)				Opponent Nyandeni, B (Bongekile)
2	2	Tournament Chessnuts Youth Day Chess Tournament 2018				Tournament Chessnuts Youth Day Chess Tournament 2018
		date 2018-06-16	rnd 2	type Standard	result 0.5	date 2018-06-16	rnd 3	type Standard	result 1
		Opponent Van Niekerk, D (Dillan)				Opponent Marageni, M (Mukona)
3	1	Tournament Goue Liga Blitz 2025				Tournament Goue Liga Blitz 2025
		date 2025-10-25	rnd 7	type Blitz	result 1	date 2025-10-25	rnd 7	type Blitz	result 1
		Opponent Miao, R (Ruichen)				Opponent Miao, R (Ruichen)

#	Games	Start				End
1	2	Tournament Chessnuts Youth Day Chess Tournament 2018				Tournament Chessnuts Youth Day Chess Tournament 2018
		date 2018-06-16	rnd 2	type Standard	result 0.5	date 2018-06-16	rnd 3	type Standard	result 1
		Opponent Van Niekerk, D (Dillan)				Opponent Marageni, M (Mukona)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Chessnuts Youth Day Chess Tournament 2018				Tournament Chessnuts Youth Day Chess Tournament 2018
		date 2018-06-16	rnd 3	type Standard	result 1	date 2018-06-16	rnd 3	type Standard	result 1
		Opponent Marageni, M (Mukona)				Opponent Marageni, M (Mukona)

#	Games	Start				End
1	1	Tournament Chessnuts Youth Day Chess Tournament 2018				Tournament Chessnuts Youth Day Chess Tournament 2018
		date 2018-06-16	rnd 3	type Standard	result 1	date 2018-06-16	rnd 3	type Standard	result 1
		Opponent Marageni, M (Mukona)				Opponent Marageni, M (Mukona)

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	Bhana ,M (Mallika)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Bhana ,M (Mallika)	1	1200	775	1	1200	775	0	0	0	0	0	0
2	Khumalo ,S (Siyabonga)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Khumalo ,S (Siyabonga)	1	1645.3	1220.3	1	1645	1220.3	0	0	0	0	0	0
3	Marageni ,M (Mukona)	1	1	425	1	1	425	0	0	0	0	0	0
3	Marageni ,M (Mukona)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Van Der Walt ,L (Linda)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Van Der Walt ,L (Linda)	1	589.1	164.1	1	595	164.1	0	0	0	0	0	0
5	Van Der Merwe ,S (Stefan)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Van Der Merwe ,S (Stefan)	1	1134.3	709.3	1	1121.3	709.3	0	0	0	0	0	0
6	Atam ,J (Joel)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Atam ,J (Joel)	1	1245.4	820.4	1	1204	820.4	0	0	0	0	0	0
7	Kotsokoane ,T (Thulaganyo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Kotsokoane ,T (Thulaganyo)	1	1184.1	759.1	1	1180.1	759.1	0	0	0	0	0	0
8	Gualbert ,S (Salom�o)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Gualbert ,S (Salom�o)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Van Niekerk ,D (Dillan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Van Niekerk ,D (Dillan)	1	1106.1	1106.1	1	1092	1106.1	0	0	0	0	0	0
10	Miao ,R (Ruichen)	1	1	425	0	0	0	0	0	0	1	1	425
10	Miao ,R (Ruichen)	1	1252.6	1677.6	0	0	0	0	0	0	1	1200	1677.6

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Maartens, W (Wian)

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