Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Biljon, S (Simone)

Chess SA id

208082951

FIDE id

Date of birth

2008-11-06 (U18)

Gender

Female

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-10-05

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1113.3	1094.5	579.2	500
Raw rating	1113.3	1094.5	579.2	500
Weighted rating	1103.7	1092.5	568.8	500
Weighted performance	833.8	825.1	0	0
Floor	613.3	619.4	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	187.6	192.7	401.6	449.5
Highest rating	1200 2024-11-01	1200 2024-11-01	1366.8 2024-10-01	1200 2024-03-01
Highest raw rating	1113.3 2025-02-01	1119.4 2023-06-01	579.2 2024-11-01	500 2024-03-01
Highest weighted rating	1113.3 2024-11-01	1119.4 2024-11-01	579.2 2024-11-01	500 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1366.8 2024-10-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1113.3	1094.5	579.2	500
Analysis
Rating	1113.3	1094.5	579.2	500
Raw rating	1113.3	1094.5	579.2	500
Weighted rating	1103.7	1092.5	568.8
Weighted performance	833.8	825.1	0
K-factor	40	40	40	40
Floor	613.3	619.4	500	500
Max/Min rating change allowed	187.6	192.7	401.6	449.5
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	1113.3	1094.5	579.2	500
New weighted rating	1104.9	1092.6	570.4	500
New weighted performance	833.4	824.7	0	0
Temp new rating	1113.3	1094.5	579.2	500
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1113.3	1094.5	579.2	500
New K-factor	40	40	40	40
New floor	613.3	619.4	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	10	9	1
	8	4	4
	9	9	0
	0	0	0
History	215	210	5

Games since
	Main 14	Standard 9		Rapid 5		Blitz 0
Gender	Female
Age group	U18
Region	Sedibeng (GSV)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-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	150	61.5	41	-76.5	1048.9	972.4
Standard	145	59.5	41.03	-76.2	1040.8	964.6
Rapid	5	2	40	-85	1282.7	1197.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1113.3	1094.5	579.2	500
2025-09-01	1113.3	1094.5	579.2	500
2025-08-01	1113.3	1094.5	579.2	500
2025-07-01	1113.3	1094.5	579.2	500
2025-06-01	1113.3	1094.5	579.2	500
2025-05-01	1113.3	1094.5	579.2	500
2025-04-01	1113.3	1094.5	579.2	500
2025-03-01	1113.3	1094.5	579.2	500
2025-02-01	1113.3	1094.5	579.2	500
2025-01-01	1103	1091.8	579.2	500
2024-12-01	1103	1091.8	579.2	500
2024-11-01	1103	1091.8	579.2	500
2024-10-01	1085.6	1091.8	539.2	500
2024-09-01	1085.6	1091.8	539.2	500
2024-08-01	1077	1083	539.2	500
2024-07-01	1077	1083	539.2	500
2024-06-01	1077	1083	539.2	500
2024-08-01	1077	1083	539.2	500
2024-04-01	1077	1083	539.2	500
2024-03-01	1077	1083	539.2	500
2024-02-01	1077	1083	539.2	500
2024-01-01	1109.3	1119.4	539.2	500
2023-12-01	1109.3	1119.4	539.2	500
2023-11-01	1109.3	1119.4	539.2	500

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	Gauteng Top Schools 2024 (U19 Girls)	2024-10-05	2024-10-05	Rapid	Ekurhuleni (GE)	5	1	1	Yes	Analysis
2	Sedibeng East D7 Teams Trials 2024 (U19)	2024-08-03	2024-08-03	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
3	2024 Gauteng Inter-Region Chess Championship (U16 Girls)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	4	0	Yes	Analysis
4	Dr Pieter Hangelbroek Rapid 2023 (B)	2023-10-28	2023-10-28	Rapid	Sedibeng (GSV)	5	4	1	Yes	Analysis
5	Gauteng Schools D7 2023 (U15 Girls)	2023-05-20	2023-05-20	Standard	Sedibeng (GSV)	5	4	2	Yes	Analysis
6	Overvaal Open 2022 (C)	2022-08-06	2022-08-06	Standard	Sedibeng (GSV)	5	4	1	Yes	Analysis
7	Drie Riviere Open 2022 (C)	2022-03-12	2022-03-12	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
8	Hoerskool Drie Riviere 2020 (D)	2020-03-07	2020-03-07	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
9	2019 South African Junior Team Championships (U12 Girls)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	6	2	Yes	Analysis
10	Fonteine Ope 2019 (D)	2019-10-19	2019-10-19	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
11	GE vs GSV Inter Regional 2019 (U12C)	2019-10-26	2019-10-26	Standard	Ekurhuleni (GE)	5	5	0	Yes	Analysis
12	D7 Primary School League 2019 (U11)	2019-08-03	2019-08-03	Standard	Sedibeng (GSV)	5	4	0	Yes	Analysis
13	LS Voorwaarts & Dr P Hangelbroek Chess Open 2019 (D)	2019-08-31	2019-08-31	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
14	Eureka Chess Open 2019 (G)	2019-07-27	2019-07-27	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
15	Overvaal Chess Open 2019 (D)	2019-06-15	2019-06-15	Standard	Sedibeng (GSV)	5	5	0.5	Yes	Analysis
16	D7 Individuals 2019 (U11 Girls)	2019-05-04	2019-05-04	Standard	Sedibeng (GSV)	5	4	3	Yes	Analysis
17	Dirk de Koster Chess Open 2019 (D)	2019-04-13	2019-04-13	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
18	AG Visser Skaak Ope 2019 (E)	2019-02-23	2019-02-23	Standard	Sedibeng (GSV)	5	5	1.5	Yes	Analysis
19	South African Junior Team Championships 2018 (U12D)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	4	2	Yes	Analysis
20	2018 Interregion Sedibeng vs Ekurhuleni (F)	2018-11-03	2018-11-03	Standard	Sedibeng (GSV)	5	5	1	Yes	Analysis
21	Fonteine Open 2018 (C)	2018-10-13	2018-10-13	Standard	Sedibeng (GSV)	5	5	1	Yes	Analysis
22	Eureka Chess Open 2018 (G)	2018-09-29	2018-09-29	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
23	Sasolburg Open 2018 (D)	2018-06-02	2018-06-02	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
24	Hoerskool Drie Riviere Open 2018 (D)	2018-06-09	2018-06-09	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
25	Broadland`s Knights Chess Open 2018 (D)	2018-06-16	2018-06-16	Standard	Sedibeng (GSV)	5	4	3	Yes	Analysis
26	2018 Gauteng Secondary Schools Individual Chess Championships (U11 Girls)	2018-05-25	2018-05-25	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
27	D7 Primary School League 2023 (U11 Boys+Mixed)	2018-04-21	2018-04-21	Standard	Sedibeng (GSV)	5	4	2	Yes	Analysis
28	Henley Open 2018 (D)	2018-03-10	2018-03-10	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
29	Carels Open 2018 (C)	2018-03-03	2018-03-03	Standard	Sedibeng (GSV)	5	4	1	Yes	Analysis
30	D7 Individual 2018 (U11 Girls)	2018-02-24	2018-02-24	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
31	South African Junior Wildcard Championships 2017 (U10 Girls)	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	7	1.5	Yes	Analysis
32	South African Junior Team Championships 2017 (U10 Girls)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	6	1	Yes	Analysis

#	Games	Start				End
1	6	Tournament D7 Individual 2018				Tournament Carels Open 2018
		date 2018-02-24	rnd 1	type Standard	result 0.5	date 2018-03-03	rnd 1	type Standard	result 1
		Opponent Vogel, D (Dane)				Opponent Morabe, M (Mponeng)
2	3	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 2	type Standard	result 1	date 2024-08-03	rnd 4	type Standard	result 1
		Opponent Qcebo, M (Mbali)				Opponent Xaba, O (Olwethuthando)
3	3	Tournament Drie Riviere Open 2022				Tournament Overvaal Open 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Nthejane, T (Tshepang)				Opponent Gebuza, M (Mbali)

#	Games	Start				End
1	6	Tournament D7 Individual 2018				Tournament Carels Open 2018
		date 2018-02-24	rnd 1	type Standard	result 0.5	date 2018-03-03	rnd 1	type Standard	result 1
		Opponent Vogel, D (Dane)				Opponent Morabe, M (Mponeng)
2	3	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 2	type Standard	result 1	date 2024-08-03	rnd 4	type Standard	result 1
		Opponent Qcebo, M (Mbali)				Opponent Xaba, O (Olwethuthando)
3	3	Tournament Drie Riviere Open 2022				Tournament Overvaal Open 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Nthejane, T (Tshepang)				Opponent Gebuza, M (Mbali)

#	Games	Start				End
1	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-05	rnd 1	type Rapid	result 1	date 2024-10-05	rnd 1	type Rapid	result 1
		Opponent Mavuso, D (Dimpho)				Opponent Mavuso, D (Dimpho)
2	1	Tournament Dr Pieter Hangelbroek Rapid 2023				Tournament Dr Pieter Hangelbroek Rapid 2023
		date 2023-10-28	rnd 2	type Rapid	result 1	date 2023-10-28	rnd 2	type Rapid	result 1
		Opponent Kharafu, A (Atlehang)				Opponent Kharafu, A (Atlehang)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament D7 Individual 2018				Tournament Carels Open 2018
		date 2018-02-24	rnd 3	type Standard	result 1	date 2018-03-03	rnd 1	type Standard	result 1
		Opponent Gebuza, M (Mbali)				Opponent Morabe, M (Mponeng)
2	3	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 2	type Standard	result 1	date 2024-08-03	rnd 4	type Standard	result 1
		Opponent Qcebo, M (Mbali)				Opponent Xaba, O (Olwethuthando)
3	3	Tournament Drie Riviere Open 2022				Tournament Overvaal Open 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Nthejane, T (Tshepang)				Opponent Gebuza, M (Mbali)

#	Games	Start				End
1	4	Tournament D7 Individual 2018				Tournament Carels Open 2018
		date 2018-02-24	rnd 3	type Standard	result 1	date 2018-03-03	rnd 1	type Standard	result 1
		Opponent Gebuza, M (Mbali)				Opponent Morabe, M (Mponeng)
2	3	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 2	type Standard	result 1	date 2024-08-03	rnd 4	type Standard	result 1
		Opponent Qcebo, M (Mbali)				Opponent Xaba, O (Olwethuthando)
3	3	Tournament Drie Riviere Open 2022				Tournament Overvaal Open 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Nthejane, T (Tshepang)				Opponent Gebuza, M (Mbali)

#	Games	Start				End
1	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-05	rnd 1	type Rapid	result 1	date 2024-10-05	rnd 1	type Rapid	result 1
		Opponent Mavuso, D (Dimpho)				Opponent Mavuso, D (Dimpho)
2	1	Tournament Dr Pieter Hangelbroek Rapid 2023				Tournament Dr Pieter Hangelbroek Rapid 2023
		date 2023-10-28	rnd 2	type Rapid	result 1	date 2023-10-28	rnd 2	type Rapid	result 1
		Opponent Kharafu, A (Atlehang)				Opponent Kharafu, A (Atlehang)

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	Tolmay ,L (Llewellyn)	5	1	-255	5	1	-255	0	0	0	0	0	0
1	Tolmay ,L (Llewellyn)	5	1060	805	5	1063.8	805	0	0	0	0	0	0
2	Weber ,KP (Keagan Peter)	4	2	0	4	2	0	0	0	0	0	0	0
2	Weber ,KP (Keagan Peter)	4	1019.8	1019.8	4	1002.2	1019.8	0	0	0	0	0	0
3	Hanekom ,J (Jayden)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
3	Hanekom ,J (Jayden)	3	890.5	748.8	3	880.5	748.8	0	0	0	0	0	0
4	Gebuza ,M (Mbali)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
4	Gebuza ,M (Mbali)	3	905.6	1047.2	3	896.9	1047.2	0	0	0	0	0	0
5	Odendaal ,J (Juanika)	2	2	425	2	2	425	0	0	0	0	0	0
5	Odendaal ,J (Juanika)	2	1116.3	1541.3	2	1100	1541.3	0	0	0	0	0	0
6	Skippers ,R (Robyn)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Skippers ,R (Robyn)	2	520.2	95.2	2	520.2	95.2	0	0	0	0	0	0
7	Chamo ,M (Mpho)	2	1	0	2	1	0	0	0	0	0	0	0
7	Chamo ,M (Mpho)	2	1137	1137	2	1124.6	1137	0	0	0	0	0	0
8	Besele ,K (Khabonina)	2	1	0	2	1	0	0	0	0	0	0	0
8	Besele ,K (Khabonina)	2	1255.5	1255.5	2	1252.8	1255.5	0	0	0	0	0	0
9	Viviers ,C (Cara)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Viviers ,C (Cara)	2	1200	775	2	1200	775	0	0	0	0	0	0
10	Barnard ,M (Martin)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Barnard ,M (Martin)	2	1115.6	690.6	2	1110.1	690.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Van Biljon, S (Simone)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms