Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Merwe, P (Pieter)

Chess SA id

100052342

FIDE id

Date of birth

2000-01-31 (Adult)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-02-17

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	850	850	619.1	500
Raw rating	850	850	619.1	500
Weighted rating	847.9	847.5	618.7	500
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	273	273	379.4	449.5
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01	1200 2024-03-01
Highest raw rating	850 2024-03-01	850 2024-03-01	619.1 2024-03-01	500 2024-03-01
Highest weighted rating	850 2024-11-01	850 2024-11-01	619.1 2024-11-01	500 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	850	850	619.1	500
Analysis
Rating	850	850	619.1	500
Raw rating	850	850	619.1	500
Weighted rating	847.9	847.5	618.7
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	273	273	379.4	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	850	850	619.1	500
New weighted rating	849.3	849.2	619	500
New weighted performance	0	0	0	0
Temp new rating	850	850	619.1	500
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	850	850	619.1	500
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	39	24	15

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	12	4.5	37.5	-106.2	1155.9	1049.6
Standard	7	2.5	35.71	-121.4	1098.2	976.8
Rapid	5	2	40	-85	1236.6	1151.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	850	850	619.1	500
2025-09-01	850	850	619.1	500
2025-08-01	850	850	619.1	500
2025-07-01	850	850	619.1	500
2025-06-01	850	850	619.1	500
2025-05-01	850	850	619.1	500
2025-04-01	850	850	619.1	500
2025-03-01	850	850	619.1	500
2025-02-01	850	850	619.1	500
2025-01-01	850	850	619.1	500
2024-12-01	850	850	619.1	500
2024-11-01	850	850	619.1	500
2024-10-01	850	850	619.1	500
2024-09-01	850	850	619.1	500
2024-08-01	850	850	619.1	500
2024-07-01	850	850	619.1	500
2024-06-01	850	850	619.1	500
2024-08-01	850	850	619.1	500
2024-04-01	850	850	619.1	500
2024-03-01	850	850	619.1	500
2024-02-01	850	850	619.1	500
2024-01-01	850	850	619.1	500
2023-12-01	643.5	596	579.2	500
2023-11-01	643.5	596	579.2	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	North Boland Trials 2018 (U18 Boys)	2018-02-17	2018-02-17	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
2	South African Junior Team Championships 2017 (U18C)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament South African Junior Team Championships 2017				Tournament North Boland Trials 2018
		date 2018-01-08	rnd 7	type Standard	result 1	date 2018-02-17	rnd 2	type Rapid	result 1
		Opponent Kammies, M (Mitchell)				Opponent Williams, E (Edwin)
2	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-06	rnd 5	type Standard	result 0.5	date 2018-01-06	rnd 5	type Standard	result 0.5
		Opponent Van Zyl, A (Albrecht)				Opponent Van Zyl, A (Albrecht)
3	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-05	rnd 3	type Standard	result 0.5	date 2018-01-05	rnd 3	type Standard	result 0.5
		Opponent Hussein, BP (Beau-Paul)				Opponent Hussein, BP (Beau-Paul)

#	Games	Start				End
1	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-08	rnd 7	type Standard	result 1	date 2018-01-08	rnd 7	type Standard	result 1
		Opponent Kammies, M (Mitchell)				Opponent Kammies, M (Mitchell)
2	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-06	rnd 5	type Standard	result 0.5	date 2018-01-06	rnd 5	type Standard	result 0.5
		Opponent Van Zyl, A (Albrecht)				Opponent Van Zyl, A (Albrecht)
3	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-05	rnd 3	type Standard	result 0.5	date 2018-01-05	rnd 3	type Standard	result 0.5
		Opponent Hussein, BP (Beau-Paul)				Opponent Hussein, BP (Beau-Paul)

#	Games	Start				End
1	2	Tournament North Boland Trials 2018				Tournament North Boland Trials 2018
		date 2018-02-17	rnd 1	type Rapid	result 1	date 2018-02-17	rnd 2	type Rapid	result 1
		Opponent Lombard, J (Jeronamo)				Opponent Williams, E (Edwin)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament South African Junior Team Championships 2017				Tournament North Boland Trials 2018
		date 2018-01-08	rnd 7	type Standard	result 1	date 2018-02-17	rnd 2	type Rapid	result 1
		Opponent Kammies, M (Mitchell)				Opponent Williams, E (Edwin)

#	Games	Start				End
1	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-08	rnd 7	type Standard	result 1	date 2018-01-08	rnd 7	type Standard	result 1
		Opponent Kammies, M (Mitchell)				Opponent Kammies, M (Mitchell)

#	Games	Start				End
1	2	Tournament North Boland Trials 2018				Tournament North Boland Trials 2018
		date 2018-02-17	rnd 1	type Rapid	result 1	date 2018-02-17	rnd 2	type Rapid	result 1
		Opponent Lombard, J (Jeronamo)				Opponent Williams, E (Edwin)

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	Van Zyl ,A (Albrecht)	2	0.5	-212.5	1	0.5	0	1	0	-425	0	0	0
1	Van Zyl ,A (Albrecht)	2	1354.4	1141.9	1	1325.8	1354.4	1	1325.8	929.4	0	0	0
2	Kammies ,M (Mitchell)	1	1	425	1	1	425	0	0	0	0	0	0
2	Kammies ,M (Mitchell)	1	1002.6	1427.6	1	1002.6	1427.6	0	0	0	0	0	0
3	Blignaut ,JP (Jacobus Philippus)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Blignaut ,JP (Jacobus Philippus)	1	1093.5	668.5	1	1093.5	668.5	0	0	0	0	0	0
4	Rogge ,CG (Conrad Gustav)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Rogge ,CG (Conrad Gustav)	1	1370.9	945.9	1	1370.9	945.9	0	0	0	0	0	0
5	Beyers ,A (Aaron)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Beyers ,A (Aaron)	1	1074.8	1074.8	1	1074.8	1074.8	0	0	0	0	0	0
6	Hussein ,BP (Beau-Paul)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Hussein ,BP (Beau-Paul)	1	835.2	835.2	1	835.2	835.2	0	0	0	0	0	0
7	Pule ,L (Lesedi)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Pule ,L (Lesedi)	1	984.6	559.6	1	984.6	559.6	0	0	0	0	0	0
8	Syster ,G (Gurswin)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Syster ,G (Gurswin)	1	1200	775	0	0	0	1	1200	775	0	0	0
9	Williams ,E (Edwin)	1	1	425	0	0	0	1	1	425	0	0	0
9	Williams ,E (Edwin)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Lombard ,J (Jeronamo)	1	1	425	0	0	0	1	1	425	0	0	0
10	Lombard ,J (Jeronamo)	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

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Van Der Merwe, 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