Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Heerden, S (Sian)

Chess SA id

1140306027

FIDE id

Date of birth

2014-01-14 (U12)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1188.5	1184.9	1200	1200
Raw rating	1188.5	1184.9	1200	1200
Weighted rating	1187	1182.9	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	168.5	169.4	165.8	165.8
Highest rating	1200 2024-06-01	1200 2024-06-01	1200 2024-06-01	1200 2024-06-01
Highest raw rating	1200 2024-06-01	1200 2024-06-01	1200 2024-06-01	1200 2024-06-01
Highest weighted rating	1200 2024-06-01	1200 2024-06-01	1200 2024-06-01	1200 2024-06-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-06-01	1200 2024-06-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1188.5	1184.9	1200	1200
Analysis
Rating	1188.5	1184.9	1200	1200
Raw rating	1188.5	1184.9	1200	1200
Weighted rating	1187	1182.9	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	168.5	169.4	165.8	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	1188.5	1184.9	1200	1200
New weighted rating	1186.9	1182.8	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1188.5	1184.9	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1188.5	1184.9	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	9	9
	0	0
	0	0
	0	0
History	9	9

Games since
	Main 9	Standard 9		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	Sedibeng (GSV)
Province	Gauteng (GT)
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	9	4	44.44	-47.2	1178.9	1131.6
Standard	9	4	44.44	-47.2	1178.9	1131.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1188.5	1184.9	1200	1200
2025-09-01	1188.5	1184.9	1200	1200
2025-08-01	1188.5	1184.9	1200	1200
2025-07-01	1188.5	1184.9	1200	1200
2025-06-01	1188.5	1184.9	1200	1200
2025-05-01	1188.5	1184.9	1200	1200
2025-04-01	1188.5	1184.9	1200	1200
2025-03-01	1188.5	1184.9	1200	1200
2025-02-01	1188.1	1184.4	1200	1200
2025-01-01	1177.4	1170.8	1200	1200
2024-12-01	1177.4	1170.8	1200	1200
2024-11-01	1177.4	1170.8	1200	1200
2024-10-01	1177.4	1170.8	1200	1200
2024-09-01	1177.4	1170.8	1200	1200
2024-08-01	1181.1	1173.6	1200	1200
2024-07-01	1181.1	1173.6	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	1200	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	Sedibeng East D7 Teams Trials 2024 (U11)	2024-08-03	2024-08-03	Standard	Sedibeng (GSV)	5	4	2	Yes	Analysis
2	AG Visser Open 2024 (E)	2024-06-08	2024-06-08	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament AG Visser Open 2024				Tournament AG Visser Open 2024
		date 2024-06-08	rnd 1	type Standard	result 1	date 2024-06-08	rnd 2	type Standard	result 0.5
		Opponent Botes, M (Michael Prinsloo)				Opponent Conradie, L (Lianro Pierre)
2	1	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Smith, R (Robbie)				Opponent Smith, R (Robbie)
3	1	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 1	type Standard	result 1	date 2024-08-03	rnd 1	type Standard	result 1
		Opponent Nketu, K (Kutloana)				Opponent Nketu, K (Kutloana)

#	Games	Start				End
1	2	Tournament AG Visser Open 2024				Tournament AG Visser Open 2024
		date 2024-06-08	rnd 1	type Standard	result 1	date 2024-06-08	rnd 2	type Standard	result 0.5
		Opponent Botes, M (Michael Prinsloo)				Opponent Conradie, L (Lianro Pierre)
2	1	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Smith, R (Robbie)				Opponent Smith, R (Robbie)
3	1	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 1	type Standard	result 1	date 2024-08-03	rnd 1	type Standard	result 1
		Opponent Nketu, K (Kutloana)				Opponent Nketu, K (Kutloana)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Smith, R (Robbie)				Opponent Smith, R (Robbie)
2	1	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 1	type Standard	result 1	date 2024-08-03	rnd 1	type Standard	result 1
		Opponent Nketu, K (Kutloana)				Opponent Nketu, K (Kutloana)
3	1	Tournament AG Visser Open 2024				Tournament AG Visser Open 2024
		date 2024-06-08	rnd 1	type Standard	result 1	date 2024-06-08	rnd 1	type Standard	result 1
		Opponent Botes, M (Michael Prinsloo)				Opponent Botes, M (Michael Prinsloo)

#	Games	Start				End
1	1	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Smith, R (Robbie)				Opponent Smith, R (Robbie)
2	1	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 1	type Standard	result 1	date 2024-08-03	rnd 1	type Standard	result 1
		Opponent Nketu, K (Kutloana)				Opponent Nketu, K (Kutloana)
3	1	Tournament AG Visser Open 2024				Tournament AG Visser Open 2024
		date 2024-06-08	rnd 1	type Standard	result 1	date 2024-06-08	rnd 1	type Standard	result 1
		Opponent Botes, M (Michael Prinsloo)				Opponent Botes, M (Michael Prinsloo)

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	Botes ,M (Michael Prinsloo)	1	1	425	1	1	425	0	0	0	0	0	0
1	Botes ,M (Michael Prinsloo)	1	1122.9	1547.9	1	1107.6	1547.9	0	0	0	0	0	0
2	Esterhuizen ,E (Erich)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Esterhuizen ,E (Erich)	1	1089.3	664.3	1	1091	664.3	0	0	0	0	0	0
3	Strydom ,G (Graceson)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Strydom ,G (Graceson)	1	1062.6	637.6	1	1035.6	637.6	0	0	0	0	0	0
4	Rautenbach ,R (Reghardt)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Rautenbach ,R (Reghardt)	1	1215.5	790.5	1	1217.7	790.5	0	0	0	0	0	0
5	Mann ,L (Leane)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mann ,L (Leane)	1	1319.3	894.3	1	1284	894.3	0	0	0	0	0	0
6	Nketu ,K (Kutloana)	1	1	425	1	1	425	0	0	0	0	0	0
6	Nketu ,K (Kutloana)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Smith ,R (Robbie)	1	1	425	1	1	425	0	0	0	0	0	0
7	Smith ,R (Robbie)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Conradie ,LP (Lianro Pierre)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Conradie ,LP (Lianro Pierre)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
9	Askevold ,T (Tertius)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Askevold ,T (Tertius)	1	1200	1200	1	1200	1200	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 Heerden, S (Sian)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms