Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Westhuizen, A (Adriaan)

Chess SA id

1080191960

FIDE id

Date of birth

2008-08-14 (U18)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1205	1200	1207	1200
Raw rating	1204.9	1200	1207	1200
Weighted rating	1205	1200	1206.9	1200
Weighted performance	0	0	0	0
Floor	715.3	700	736.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	164.7	165.8	164.2	165.8
Highest rating	1254.3 2024-03-01	1200 2024-02-01	1308.8 2024-03-01	1200 2024-02-01
Highest raw rating	1215.3 2024-04-01	1200 2024-02-01	1236.8 2024-04-01	1200 2024-02-01
Highest weighted rating	1215.3 2024-08-01	1200 2024-02-01	1236.8 2024-08-01	1200 2024-02-01
Highest weighted performance	1254.3 2024-03-01	1200 2024-02-01	1308.8 2024-03-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0	0	0	0
New rating	1205	1200	1207	1200
Analysis
Rating	1205	1200	1207	1200
Raw rating	1204.9	1200	1207	1200
Weighted rating	1205	1200	1206.9
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	715.3	700	736.8	700
Max/Min rating change allowed	164.7	165.8	164.2	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	1204.9	1200	1207	1200
New weighted rating	1205	1200	1206.8	1200
New weighted performance	0	0	0	0
Temp new rating	1205	1200	1207	1200
Temp new rating +/-	-0	0	0	0
Final new rating +/-	-0	0	0	0
New rating	1205	1200	1207	1200
New K-factor	36	36	36	36
New floor	715.3	700	736.8	700

Item	Main	Rapid
	0	0
	0	0
	15	15
	0	0
	0	0
	0	0
History	15	15

Games since
	Main 15	Standard 0		Rapid 15		Blitz 0
Gender	Male
Age group	U18
Region	Mangaung (FMB)
Province	Free State (FS)
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	15	8	53.33	28.3	1164.7	1193.1
Standard	0	0	0	0	0	0
Rapid	15	8	53.33	28.3	1164.7	1193.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1204.9	1200	1207	1200
2025-09-30	1204.9	1200	1207	1200
2025-09-01	1204.9	1200	1207	1200
2025-08-01	1204.9	1200	1207	1200
2025-07-01	1204.9	1200	1207	1200
2025-06-01	1204.8	1200	1207	1200
2025-05-01	1204.7	1200	1206.9	1200
2025-04-01	1204.6	1200	1206.9	1200
2025-03-01	1204.5	1200	1206.7	1200
2025-02-01	1204.2	1200	1205.6	1200
2025-01-01	1200.8	1200	1191.8	1200
2024-12-01	1200.8	1200	1191.8	1200
2024-11-01	1200.8	1200	1191.8	1200
2024-10-01	1200.8	1200	1191.8	1200
2024-09-01	1200.8	1200	1191.8	1200
2024-08-01	1215.3	1200	1236.8	1200
2024-07-01	1215.3	1200	1236.8	1200
2024-09-01	1215.3	1200	1236.8	1200
2024-05-01	1215.3	1200	1236.8	1200
2024-04-01	1215.3	1200	1236.8	1200
2024-03-01	1194.7	1200	1184	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	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	Bloemfontein Highschool League 02 Aug 2024 (B-Sections)	2024-08-02	2024-08-02	Rapid	Mangaung (FMB)	5	5	2	Yes	Analysis
2	Bloemfontein Highschool League 2024 (U15B-U19B)	2024-03-08	2024-03-08	Rapid	Mangaung (FMB)	5	5	4	Yes	Analysis
3	Bloemfontein High School League 16 February 2024 (U15B+U17B)	2024-02-16	2024-02-16	Rapid	Mangaung (FMB)	5	5	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament Bloemfontein Highschool League 2024				Tournament Bloemfontein Highschool League 02 Aug 2024
		date 2024-03-08	rnd 3	type Rapid	result 1	date 2024-08-02	rnd 2	type Rapid	result 1
		Opponent Marais, L (Logan)				Opponent Botes, L (Lihan)
2	1	Tournament Bloemfontein Highschool League 2024				Tournament Bloemfontein Highschool League 2024
		date 2024-03-08	rnd 1	type Rapid	result 1	date 2024-03-08	rnd 1	type Rapid	result 1
		Opponent Stokes, C (Christopher Selwyn)				Opponent Stokes, C (Christopher Selwyn)
3	1	Tournament Bloemfontein High School League 16 February 2024				Tournament Bloemfontein High School League 16 February 2024
		date 2024-02-16	rnd 3	type Rapid	result 1	date 2024-02-16	rnd 3	type Rapid	result 1
		Opponent Els, J (Josua)				Opponent Els, J (Josua)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Bloemfontein Highschool League 2024				Tournament Bloemfontein Highschool League 02 Aug 2024
		date 2024-03-08	rnd 3	type Rapid	result 1	date 2024-08-02	rnd 2	type Rapid	result 1
		Opponent Marais, L (Logan)				Opponent Botes, L (Lihan)
2	1	Tournament Bloemfontein Highschool League 2024				Tournament Bloemfontein Highschool League 2024
		date 2024-03-08	rnd 1	type Rapid	result 1	date 2024-03-08	rnd 1	type Rapid	result 1
		Opponent Stokes, C (Christopher Selwyn)				Opponent Stokes, C (Christopher Selwyn)
3	1	Tournament Bloemfontein High School League 16 February 2024				Tournament Bloemfontein High School League 16 February 2024
		date 2024-02-16	rnd 3	type Rapid	result 1	date 2024-02-16	rnd 3	type Rapid	result 1
		Opponent Els, J (Josua)				Opponent Els, J (Josua)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Bloemfontein Highschool League 2024				Tournament Bloemfontein Highschool League 02 Aug 2024
		date 2024-03-08	rnd 3	type Rapid	result 1	date 2024-08-02	rnd 2	type Rapid	result 1
		Opponent Marais, L (Logan)				Opponent Botes, L (Lihan)
2	1	Tournament Bloemfontein Highschool League 2024				Tournament Bloemfontein Highschool League 2024
		date 2024-03-08	rnd 1	type Rapid	result 1	date 2024-03-08	rnd 1	type Rapid	result 1
		Opponent Stokes, C (Christopher Selwyn)				Opponent Stokes, C (Christopher Selwyn)
3	1	Tournament Bloemfontein High School League 16 February 2024				Tournament Bloemfontein High School League 16 February 2024
		date 2024-02-16	rnd 3	type Rapid	result 1	date 2024-02-16	rnd 3	type Rapid	result 1
		Opponent Els, J (Josua)				Opponent Els, J (Josua)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Bloemfontein Highschool League 2024				Tournament Bloemfontein Highschool League 02 Aug 2024
		date 2024-03-08	rnd 3	type Rapid	result 1	date 2024-08-02	rnd 2	type Rapid	result 1
		Opponent Marais, L (Logan)				Opponent Botes, L (Lihan)
2	1	Tournament Bloemfontein Highschool League 2024				Tournament Bloemfontein Highschool League 2024
		date 2024-03-08	rnd 1	type Rapid	result 1	date 2024-03-08	rnd 1	type Rapid	result 1
		Opponent Stokes, C (Christopher Selwyn)				Opponent Stokes, C (Christopher Selwyn)
3	1	Tournament Bloemfontein High School League 16 February 2024				Tournament Bloemfontein High School League 16 February 2024
		date 2024-02-16	rnd 3	type Rapid	result 1	date 2024-02-16	rnd 3	type Rapid	result 1
		Opponent Els, J (Josua)				Opponent Els, J (Josua)

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	Masisi ,T (Tshiamo)	1	0	-425	0	0	0	1	0	-425	0	0	0
1	Masisi ,T (Tshiamo)	1	1165.8	740.8	0	0	0	1	1127.2	740.8	0	0	0
2	Ngowi ,L (Leo)	1	0	-425	0	0	0	1	0	-425	0	0	0
2	Ngowi ,L (Leo)	1	1078.3	653.3	0	0	0	1	1054.8	653.3	0	0	0
3	April ,L (Lorenzo)	1	1	425	0	0	0	1	1	425	0	0	0
3	April ,L (Lorenzo)	1	1165.1	1590.1	0	0	0	1	1132.8	1590.1	0	0	0
4	Van Zyl ,N (Nicola)	1	1	425	0	0	0	1	1	425	0	0	0
4	Van Zyl ,N (Nicola)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
5	Moleko ,L (Lebohang)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Moleko ,L (Lebohang)	1	1182.4	757.4	0	0	0	1	1173.6	757.4	0	0	0
6	Davids ,T (Timothy)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Davids ,T (Timothy)	1	1211.8	786.8	0	0	0	1	1212.6	786.8	0	0	0
7	Mcpherson ,L (Lilly)	1	1	425	0	0	0	1	1	425	0	0	0
7	Mcpherson ,L (Lilly)	1	1031.2	1456.2	0	0	0	1	1024.8	1456.2	0	0	0
8	Stokes ,C (Christopher Selwyn)	1	1	425	0	0	0	1	1	425	0	0	0
8	Stokes ,C (Christopher Selwyn)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Marais ,L (Logan)	1	1	425	0	0	0	1	1	425	0	0	0
9	Marais ,L (Logan)	1	1177.5	1602.5	0	0	0	1	1153.3	1602.5	0	0	0
10	Xulu ,T (Thapelo)	1	1	425	0	0	0	1	1	425	0	0	0
10	Xulu ,T (Thapelo)	1	1093.3	1518.3	0	0	0	1	1082.3	1518.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Van Der Westhuizen, A (Adriaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms