Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Villiers, A (Ariaan)

Chess SA id

1110146232

FIDE id

Date of birth

2011-10-30 (U16)

Gender

Male

Region

Sarah Baartman (ESB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-08-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1183.3	1200	1148	1200
Raw rating	1183.3	1200	1148	1200
Weighted rating	1183.3	1200	1148	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	169.8	165.8	178.6	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2024-02-01	1200 2020-01-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2024-02-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1183.3	1200	1148	1200
Analysis
Rating	1183.3	1200	1148	1200
Raw rating	1183.3	1200	1148	1200
Weighted rating	1183.3	1200	1148
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	169.8	165.8	178.6	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	1183.3	1200	1148	1200
New weighted rating	1183.3	1200	1148	1200
New weighted performance	0	0	0	0
Temp new rating	1183.3	1200	1148	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1183.3	1200	1148	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Rapid
	0	0
	0	0
	0	0
	0	0
	13	13
	0	0
History	13	13

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Sarah Baartman (ESB)
Province	Eastern Cape (EC)
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	13	5	38.46	-98.1	1225.9	1127.8
Standard	0	0	0	0	0	0
Rapid	13	5	38.46	-98.1	1225.9	1127.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1183.3	1200	1148	1200
2025-09-01	1183.3	1200	1148	1200
2025-08-01	1183.3	1200	1148	1200
2025-07-01	1183.3	1200	1148	1200
2025-06-01	1183.3	1200	1148	1200
2025-05-01	1183.3	1200	1148	1200
2025-04-01	1183.3	1200	1148	1200
2025-03-01	1183.3	1200	1148	1200
2025-02-01	1183.3	1200	1148	1200
2025-01-01	1183.3	1200	1148	1200
2024-12-01	1183.3	1200	1148	1200
2024-11-01	1183.3	1200	1148	1200
2024-10-01	1183.3	1200	1148	1200
2024-09-01	1183.3	1200	1148	1200
2024-08-01	1183.3	1200	1148	1200
2024-07-01	1183.3	1200	1148	1200
2024-06-01	1183.3	1200	1148	1200
2024-08-01	1183.3	1200	1148	1200
2024-04-01	1183.3	1200	1148	1200
2024-03-01	1183.3	1200	1148	1200
2024-02-01	1183.3	1200	1148	1200
2024-01-01	1183.3	1200	1148	1200
2023-12-01	1183.3	1200	1148	1200
2023-11-01	1183.3	1200	1148	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	Stulting Sports Day 2022 (Seniors)	2022-08-26	2022-08-26	Rapid	Sarah Baartman (ESB)	13	13	5	Yes	Analysis

#	Games	Start				End
1	2	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 12	type Rapid	result 1	date 2022-08-26	rnd 13	type Rapid	result 1
		Opponent Burness, X (Xavier)				Opponent Jonck, D (Daniel)
2	2	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 6	type Rapid	result 1	date 2022-08-26	rnd 7	type Rapid	result 1
		Opponent Nel, N (Nina)				Opponent Mcetywa, K (Khanya)
3	1	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 4	type Rapid	result 1	date 2022-08-26	rnd 4	type Rapid	result 1
		Opponent Groener, G (Gladwin)				Opponent Groener, G (Gladwin)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 12	type Rapid	result 1	date 2022-08-26	rnd 13	type Rapid	result 1
		Opponent Burness, X (Xavier)				Opponent Jonck, D (Daniel)
2	2	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 6	type Rapid	result 1	date 2022-08-26	rnd 7	type Rapid	result 1
		Opponent Nel, N (Nina)				Opponent Mcetywa, K (Khanya)
3	1	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 4	type Rapid	result 1	date 2022-08-26	rnd 4	type Rapid	result 1
		Opponent Groener, G (Gladwin)				Opponent Groener, G (Gladwin)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 12	type Rapid	result 1	date 2022-08-26	rnd 13	type Rapid	result 1
		Opponent Burness, X (Xavier)				Opponent Jonck, D (Daniel)
2	2	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 6	type Rapid	result 1	date 2022-08-26	rnd 7	type Rapid	result 1
		Opponent Nel, N (Nina)				Opponent Mcetywa, K (Khanya)
3	1	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 4	type Rapid	result 1	date 2022-08-26	rnd 4	type Rapid	result 1
		Opponent Groener, G (Gladwin)				Opponent Groener, G (Gladwin)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 12	type Rapid	result 1	date 2022-08-26	rnd 13	type Rapid	result 1
		Opponent Burness, X (Xavier)				Opponent Jonck, D (Daniel)
2	2	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 6	type Rapid	result 1	date 2022-08-26	rnd 7	type Rapid	result 1
		Opponent Nel, N (Nina)				Opponent Mcetywa, K (Khanya)
3	1	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 4	type Rapid	result 1	date 2022-08-26	rnd 4	type Rapid	result 1
		Opponent Groener, G (Gladwin)				Opponent Groener, G (Gladwin)

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	Ludick ,AC (Anaya Cassidy)	1	0	-425	0	0	0	1	0	-425	0	0	0
1	Ludick ,AC (Anaya Cassidy)	1	1520.1	1095.1	0	0	0	1	1332.8	1095.1	0	0	0
2	Groener ,G (Gladwin)	1	1	425	0	0	0	1	1	425	0	0	0
2	Groener ,G (Gladwin)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
3	Burness ,X (Xavier)	1	1	425	0	0	0	1	1	425	0	0	0
3	Burness ,X (Xavier)	1	1185.4	1610.4	0	0	0	1	1200	1610.4	0	0	0
4	Lemmer ,P (Pieter)	1	0	-425	0	0	0	1	0	-425	0	0	0
4	Lemmer ,P (Pieter)	1	1200	775	0	0	0	1	1200	775	0	0	0
5	Rautenbach ,W (Wilhelm)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Rautenbach ,W (Wilhelm)	1	1248	823	0	0	0	1	1274.4	823	0	0	0
6	Boucher ,J (Jared)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Boucher ,J (Jared)	1	1200	775	0	0	0	1	1200	775	0	0	0
7	Idziradzemhuka ,W (Walter)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Idziradzemhuka ,W (Walter)	1	1325.6	900.6	0	0	0	1	1221.6	900.6	0	0	0
8	Jonck ,D (Daniel)	1	1	425	0	0	0	1	1	425	0	0	0
8	Jonck ,D (Daniel)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Schreuder ,A (Aldu)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Schreuder ,A (Aldu)	1	1168.7	743.7	0	0	0	1	1171.6	743.7	0	0	0
10	Nel ,N (Nina)	1	1	425	0	0	0	1	1	425	0	0	0
10	Nel ,N (Nina)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

De Villiers, A (Ariaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms