Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jacobs, P (Pierre)

Chess SA id

1110137460

FIDE id

Date of birth

2011-04-29 (U16)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-02-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1239.5	1249.3	1224.3	1200
Raw rating	1239.5	1249.3	1224.3	1200
Weighted rating	1237.9	1249.3	1222.4	1200
Weighted performance	840.6	0	0	0
Floor	756	749.3	744.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	156.7	154.6	160.2	165.8
Highest rating	1308 2022-02-01	1253.3 2023-03-01	1391.7 2022-02-01	1200 2018-10-01
Highest raw rating	1256 2024-02-01	1249.3 2024-02-01	1244.8 2024-02-01	1200 2024-02-01
Highest weighted rating	1256 2024-02-01	1249.3 2025-02-01	1244.8 2024-02-01	1200 2018-10-01
Highest weighted performance	1308 2022-02-01	1253.3 2023-03-01	1391.7 2022-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1239.5	1249.3	1224.3	1200
Analysis
Rating	1239.5	1249.3	1224.3	1200
Raw rating	1239.5	1249.3	1224.3	1200
Weighted rating	1237.9	1249.3	1222.4
Weighted performance	840.6	0	0
K-factor	36	36	36	36
Floor	756	749.3	744.8	700
Max/Min rating change allowed	156.7	154.6	160.2	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	1239.5	1249.3	1224.3	1200
New weighted rating	1237.9	1249.3	1222.3	1200
New weighted performance	840.2	0	0	0
Temp new rating	1239.5	1249.3	1224.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1239.5	1249.3	1224.3	1200
New K-factor	36	36	36	36
New floor	756	749.3	744.8	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	6	0	6
	10	10	0
	16	11	5
	0	0	0
History	32	21	11

Games since
	Main 6	Standard 0		Rapid 6		Blitz 0
Gender	Male
Age group	U16
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
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	32	16.5	51.56	13.3	1238.9	1252.2
Standard	21	10.5	50	0	1261.8	1261.8
Rapid	11	6	54.55	38.6	1195.2	1233.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1239.5	1249.3	1224.3	1200
2025-09-01	1239.5	1249.3	1224.3	1200
2025-08-01	1239.5	1249.3	1224.3	1200
2025-07-01	1239.5	1249.3	1224.3	1200
2025-06-01	1239.5	1249.3	1224.3	1200
2025-05-01	1239.5	1249.3	1224.3	1200
2025-04-01	1239.5	1249.3	1224.3	1200
2025-03-01	1239.5	1249.3	1224.3	1200
2025-02-01	1239.5	1249.3	1224.3	1200
2025-01-01	1233.7	1249.3	1217.1	1200
2024-12-01	1233.7	1249.3	1217.1	1200
2024-11-01	1233.7	1249.3	1217.1	1200
2024-10-01	1233.7	1249.3	1217.1	1200
2024-09-01	1233.7	1249.3	1217.1	1200
2024-08-01	1233.7	1249.3	1217.1	1200
2024-07-01	1233.7	1249.3	1217.1	1200
2024-06-01	1233.7	1249.3	1217.1	1200
2024-08-01	1233.7	1249.3	1217.1	1200
2024-04-01	1233.7	1249.3	1217.1	1200
2024-03-01	1233.7	1249.3	1217.1	1200
2024-02-01	1256	1249.3	1244.8	1200
2024-01-01	1256	1249.3	1244.8	1200
2023-12-01	1256	1249.3	1244.8	1200
2023-11-01	1256	1249.3	1244.8	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	Cape Winelands Schools - PS Trials 1 2024 (U13 Boys)	2024-02-10	2024-02-10	Rapid	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
2	Cape Winelands Schools Prestige 2023 (U13 Boys)	2023-03-11	2023-03-11	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
3	Cape Winelands Schools Chess - Trials 1 2023 (U13 Boys)	2023-02-18	2023-02-18	Standard	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis
4	Western Cape Schools 2022 (U11 Boys)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
5	Cape Winelands Schools 2022 (U11 Boys)	2022-03-12	2022-03-12	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
6	Central Winelands Schools Individual Trials 2022 (U11 Boys)	2022-02-19	2022-02-19	Rapid	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament Cape Winelands Schools Prestige 2023				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2023-03-11	rnd 4	type Standard	result 1	date 2024-02-10	rnd 1	type Rapid	result 1
		Opponent Lourens, J (Janco)				Opponent Balaam, J (Joshua)
2	3	Tournament Western Cape Schools 2022				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2022-05-29	rnd 5	type Standard	result 1	date 2023-02-18	rnd 1	type Standard	result 1
		Opponent Van Zyl, J (Johannes)				Opponent Johnson, S (Sky)
3	2	Tournament Cape Winelands Schools Chess - Trials 1 2023				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2023-02-18	rnd 3	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 0.5
		Opponent Coetzee, L (Leo)				Opponent Botes, J (Jano)

#	Games	Start				End
1	3	Tournament Western Cape Schools 2022				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2022-05-29	rnd 5	type Standard	result 1	date 2023-02-18	rnd 1	type Standard	result 1
		Opponent Van Zyl, J (Johannes)				Opponent Johnson, S (Sky)
2	2	Tournament Cape Winelands Schools Prestige 2023				Tournament Cape Winelands Schools Prestige 2023
		date 2023-03-11	rnd 4	type Standard	result 1	date 2023-03-11	rnd 5	type Standard	result 1
		Opponent Lourens, J (Janco)				Opponent De Bruin, L (Leo)
3	2	Tournament Cape Winelands Schools Chess - Trials 1 2023				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2023-02-18	rnd 3	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 0.5
		Opponent Coetzee, L (Leo)				Opponent Botes, J (Jano)

#	Games	Start				End
1	3	Tournament Central Winelands Schools Individual Trials 2022				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2022-02-19	rnd 4	type Rapid	result 0.5	date 2024-02-10	rnd 1	type Rapid	result 1
		Opponent Allie, Z (Zia)				Opponent Balaam, J (Joshua)
2	2	Tournament Central Winelands Schools Individual Trials 2022				Tournament Central Winelands Schools Individual Trials 2022
		date 2022-02-19	rnd 1	type Rapid	result 1	date 2022-02-19	rnd 2	type Rapid	result 1
		Opponent Vollenhoven, E (Ethan)				Opponent Goosen, J (Jeandre)
3	1	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 6	type Rapid	result 0.5	date 2024-02-10	rnd 6	type Rapid	result 0.5
		Opponent Booysen, M (Marcus)				Opponent Booysen, M (Marcus)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Cape Winelands Schools Prestige 2023				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2023-03-11	rnd 4	type Standard	result 1	date 2024-02-10	rnd 1	type Rapid	result 1
		Opponent Lourens, J (Janco)				Opponent Balaam, J (Joshua)
2	3	Tournament Western Cape Schools 2022				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2022-05-29	rnd 5	type Standard	result 1	date 2023-02-18	rnd 1	type Standard	result 1
		Opponent Van Zyl, J (Johannes)				Opponent Johnson, S (Sky)
3	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 2	type Standard	result 1	date 2022-03-12	rnd 3	type Standard	result 1
		Opponent Strydom, A (Amaar)				Opponent Burger, C (Cheslin)

#	Games	Start				End
1	3	Tournament Western Cape Schools 2022				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2022-05-29	rnd 5	type Standard	result 1	date 2023-02-18	rnd 1	type Standard	result 1
		Opponent Van Zyl, J (Johannes)				Opponent Johnson, S (Sky)
2	2	Tournament Cape Winelands Schools Prestige 2023				Tournament Cape Winelands Schools Prestige 2023
		date 2023-03-11	rnd 4	type Standard	result 1	date 2023-03-11	rnd 5	type Standard	result 1
		Opponent Lourens, J (Janco)				Opponent De Bruin, L (Leo)
3	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 2	type Standard	result 1	date 2022-03-12	rnd 3	type Standard	result 1
		Opponent Strydom, A (Amaar)				Opponent Burger, C (Cheslin)

#	Games	Start				End
1	2	Tournament Central Winelands Schools Individual Trials 2022				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2022-02-19	rnd 5	type Rapid	result 1	date 2024-02-10	rnd 1	type Rapid	result 1
		Opponent Cyster, J (Jean-Luke)				Opponent Balaam, J (Joshua)
2	2	Tournament Central Winelands Schools Individual Trials 2022				Tournament Central Winelands Schools Individual Trials 2022
		date 2022-02-19	rnd 1	type Rapid	result 1	date 2022-02-19	rnd 2	type Rapid	result 1
		Opponent Vollenhoven, E (Ethan)				Opponent Goosen, J (Jeandre)
3	1	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 3	type Rapid	result 1	date 2024-02-10	rnd 3	type Rapid	result 1
		Opponent Amsterdam, J (Jodan)				Opponent Amsterdam, J (Jodan)

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	Cyster ,J (Jean-Luke)	2	2	425	1	1	425	1	1	425	0	0	0
1	Cyster ,J (Jean-Luke)	2	1195.1	1620.1	1	1188.4	1620.1	1	1200	1620.1	0	0	0
2	Goosen ,J (Jeandre)	2	1	0	1	0	-425	1	1	425	0	0	0
2	Goosen ,J (Jeandre)	2	1179.1	1179.1	1	1099.3	754.1	1	1266	1604.1	0	0	0
3	Januarie ,L (Lee Roy)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Januarie ,L (Lee Roy)	2	1220.3	795.3	1	1200	795.3	1	1200	795.3	0	0	0
4	Meintjies ,R (Ruben)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Meintjies ,R (Ruben)	1	1192.4	767.4	1	1188	767.4	0	0	0	0	0	0
5	Basson ,N (Nathan)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Basson ,N (Nathan)	1	1068.3	643.3	1	1084.4	643.3	0	0	0	0	0	0
6	De Bruin ,L (Leo)	1	1	425	1	1	425	0	0	0	0	0	0
6	De Bruin ,L (Leo)	1	1263.7	1688.7	1	1262.9	1688.7	0	0	0	0	0	0
7	Botes ,J (Jano)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Botes ,J (Jano)	1	1175.8	1175.8	1	1200	1175.8	0	0	0	0	0	0
8	Arries ,A (Aldavian)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Arries ,A (Aldavian)	1	1236.9	811.9	1	1237.9	811.9	0	0	0	0	0	0
9	Viljoen ,P (Pieter)	1	1	425	1	1	425	0	0	0	0	0	0
9	Viljoen ,P (Pieter)	1	1216.6	1641.6	1	1220	1641.6	0	0	0	0	0	0
10	Coetzee ,L (Leo)	1	1	425	1	1	425	0	0	0	0	0	0
10	Coetzee ,L (Leo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Jacobs, P (Pierre)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms