Chess South Africa Ratings Database

PLAYER PAGE

Personal

Viljoen, P (Pieter)

Chess SA id

1110143916

FIDE id

Date of birth

2011-09-25 (U16)

Gender

Male

Region

Gert Sibande (MGS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1150.6	1200	1145.6	1200
Raw rating	1150.6	1200	1145.6	1200
Weighted rating	1146.4	1200	1139.2	1200
Weighted performance	763.3	0	823.8	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	177.9	165.8	179.2	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	1150.6	1200	1145.6	1200
Analysis
Rating	1150.6	1200	1145.6	1200
Raw rating	1150.6	1200	1145.6	1200
Weighted rating	1146.4	1200	1139.2
Weighted performance	763.3	0	823.8
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	177.9	165.8	179.2	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	1150.6	1200	1145.6	1200
New weighted rating	1146.1	1200	1138.8	1200
New weighted performance	757.6	0	817.6	0
Temp new rating	1150.6	1200	1145.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1150.6	1200	1145.6	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Rapid
	0	0
	0	0
	10	10
	10	10
	8	8
	0	0
History	28	28

Games since
	Main 10	Standard 0		Rapid 10		Blitz 0
Gender	Male
Age group	U16
Region	Gert Sibande (MGS)
Province	Mpumalanga (MP)
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	28	8	28.57	-182.1	1229.9	1047.8
Standard	0	0	0	0	0	0
Rapid	28	8	28.57	-182.1	1229.9	1047.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1150.6	1200	1145.6	1200
2025-09-30	1150.6	1200	1145.6	1200
2025-09-01	1150.6	1200	1145.6	1200
2025-08-01	1150.6	1200	1145.6	1200
2025-07-01	1150.6	1200	1145.6	1200
2025-06-01	1150.6	1200	1145.6	1200
2025-05-01	1150.6	1200	1145.6	1200
2025-04-01	1150.6	1200	1145.6	1200
2025-03-01	1150.6	1200	1145.6	1200
2025-02-01	1148.1	1200	1141.5	1200
2025-01-01	1105.6	1200	1075.6	1200
2024-12-01	1105.6	1200	1075.6	1200
2024-11-01	1105.6	1200	1075.6	1200
2024-10-01	1105.6	1200	1075.6	1200
2024-09-01	1105.6	1200	1075.6	1200
2024-08-01	1183.1	1200	1197.6	1200
2024-07-01	1183.1	1200	1197.6	1200
2024-09-01	1183.1	1200	1197.6	1200
2024-05-01	1183.1	1200	1197.6	1200
2024-04-01	1183.1	1200	1197.6	1200
2024-03-01	1183.1	1200	1197.6	1200
2024-02-01	1183.1	1200	1197.6	1200
2024-01-01	1183.1	1200	1197.6	1200
2023-12-01	1183.1	1200	1197.6	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	Top Schools Gert Sibande 2024 (U13)	2024-08-16	2024-08-16	Rapid	Gert Sibande (MGS)	5	5	0	Yes	Analysis
2	Govan Mbeki 2024 (U13)	2024-08-02	2024-08-02	Rapid	Gert Sibande (MGS)	5	5	1	Yes	Analysis
3	Govin Mbeki Teams Chess Tournament 2023 (U13 Boys)	2023-08-18	2023-08-18	Rapid	Gert Sibande (MGS)	5	5	4	Yes	Analysis
4	Ho�veldgroep 2023 (O13)	2023-07-28	2023-07-28	Rapid	Gert Sibande (MGS)	5	5	1	Yes	Analysis
5	Gert Sibande Finaal 2022 (O11)	2022-08-19	2022-08-19	Rapid	Gert Sibande (MGS)	5	4	1	Yes	Analysis
6	Hoeveldgroep 2022 (O11)	2022-07-29	2022-07-29	Rapid	Gert Sibande (MGS)	5	4	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-18	rnd 1	type Rapid	result 1	date 2023-08-18	rnd 4	type Rapid	result 1
		Opponent Ndlovu, S (Sya)				Opponent Botha, Z (Zak)
2	1	Tournament Govan Mbeki 2024				Tournament Govan Mbeki 2024
		date 2024-08-02	rnd 4	type Rapid	result 1	date 2024-08-02	rnd 4	type Rapid	result 1
		Opponent Aucamp, A (Anry)				Opponent Aucamp, A (Anry)
3	1	Tournament Ho�veldgroep 2023				Tournament Ho�veldgroep 2023
		date 2023-07-28	rnd 4	type Rapid	result 1	date 2023-07-28	rnd 4	type Rapid	result 1
		Opponent Hwami, D (Divine)				Opponent Hwami, D (Divine)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-18	rnd 1	type Rapid	result 1	date 2023-08-18	rnd 4	type Rapid	result 1
		Opponent Ndlovu, S (Sya)				Opponent Botha, Z (Zak)
2	1	Tournament Govan Mbeki 2024				Tournament Govan Mbeki 2024
		date 2024-08-02	rnd 4	type Rapid	result 1	date 2024-08-02	rnd 4	type Rapid	result 1
		Opponent Aucamp, A (Anry)				Opponent Aucamp, A (Anry)
3	1	Tournament Ho�veldgroep 2023				Tournament Ho�veldgroep 2023
		date 2023-07-28	rnd 4	type Rapid	result 1	date 2023-07-28	rnd 4	type Rapid	result 1
		Opponent Hwami, D (Divine)				Opponent Hwami, D (Divine)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-18	rnd 1	type Rapid	result 1	date 2023-08-18	rnd 4	type Rapid	result 1
		Opponent Ndlovu, S (Sya)				Opponent Botha, Z (Zak)
2	1	Tournament Govan Mbeki 2024				Tournament Govan Mbeki 2024
		date 2024-08-02	rnd 4	type Rapid	result 1	date 2024-08-02	rnd 4	type Rapid	result 1
		Opponent Aucamp, A (Anry)				Opponent Aucamp, A (Anry)
3	1	Tournament Ho�veldgroep 2023				Tournament Ho�veldgroep 2023
		date 2023-07-28	rnd 4	type Rapid	result 1	date 2023-07-28	rnd 4	type Rapid	result 1
		Opponent Hwami, D (Divine)				Opponent Hwami, D (Divine)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-18	rnd 1	type Rapid	result 1	date 2023-08-18	rnd 4	type Rapid	result 1
		Opponent Ndlovu, S (Sya)				Opponent Botha, Z (Zak)
2	1	Tournament Govan Mbeki 2024				Tournament Govan Mbeki 2024
		date 2024-08-02	rnd 4	type Rapid	result 1	date 2024-08-02	rnd 4	type Rapid	result 1
		Opponent Aucamp, A (Anry)				Opponent Aucamp, A (Anry)
3	1	Tournament Ho�veldgroep 2023				Tournament Ho�veldgroep 2023
		date 2023-07-28	rnd 4	type Rapid	result 1	date 2023-07-28	rnd 4	type Rapid	result 1
		Opponent Hwami, D (Divine)				Opponent Hwami, D (Divine)

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	Mazorodze ,N (Nokutenda)	2	0	-425	0	0	0	2	0	-425	0	0	0
1	Mazorodze ,N (Nokutenda)	2	1332.9	907.9	0	0	0	2	1422.7	907.9	0	0	0
2	Botha ,Z (Zak)	2	1	0	0	0	0	2	1	0	0	0	0
2	Botha ,Z (Zak)	2	1266	1266	0	0	0	2	1305.4	1266	0	0	0
3	Aucamp ,A (Anru)	2	1	0	0	0	0	2	1	0	0	0	0
3	Aucamp ,A (Anru)	2	1226.6	1226.6	0	0	0	2	1250.8	1226.6	0	0	0
4	Makhubele ,M (Muhluleri)	2	0	-425	0	0	0	2	0	-425	0	0	0
4	Makhubele ,M (Muhluleri)	2	1200	775	0	0	0	2	1200	775	0	0	0
5	Thwala ,S (Siphesihle)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Thwala ,S (Siphesihle)	1	1200	775	0	0	0	1	1200	775	0	0	0
6	Sundstrom ,C (Craig)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Sundstrom ,C (Craig)	1	1200	775	0	0	0	1	1200	775	0	0	0
7	Van Rooyen ,D (Duncan)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Van Rooyen ,D (Duncan)	1	1257.7	832.7	0	0	0	1	1297.2	832.7	0	0	0
8	Blom ,Z (Zander)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Blom ,Z (Zander)	1	1173.8	748.8	0	0	0	1	1154.8	748.8	0	0	0
9	Carroll ,S (Shaun)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Carroll ,S (Shaun)	1	1200	775	0	0	0	1	1200	775	0	0	0
10	Phala ,M (Makhudu)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Phala ,M (Makhudu)	1	1197.6	772.6	0	0	0	1	1204	772.6	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Viljoen, P (Pieter)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms