Chess South Africa Ratings Database

PLAYER PAGE

Personal

Potgieter, J (Jerome Jonathan)

Chess SA id

1070098997

FIDE id

Date of birth

2007-02-25 (U20)

Gender

Male

Region

ZF Mgcawu (NZF)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-06-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1010.4	996.8	1200	1200
Raw rating	1010.4	996.8	1200	1200
Weighted rating	1010.4	996.8	1200	1200
Weighted performance	538.5	537.7	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	217.2	221.5	165.8	165.8
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1010.4	996.8	1200	1200
Analysis
Rating	1010.4	996.8	1200	1200
Raw rating	1010.4	996.8	1200	1200
Weighted rating	1010.4	996.8	1200
Weighted performance	538.5	537.7	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	217.2	221.5	165.8	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	1010.4	996.8	1200	1200
New weighted rating	1010.4	996.8	1200	1200
New weighted performance	538.2	537.3	0	0
Temp new rating	1010.4	996.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1010.4	996.8	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	9	9
	0	0
	0	0
History	52	52

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	ZF Mgcawu (NZF)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	52	19	36.54	-114.4	1074.1	959.7
Standard	52	19	36.54	-114.4	1074.1	959.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1010.4	996.8	1200	1200
2025-09-01	1010.4	996.8	1200	1200
2025-08-01	1010.4	996.8	1200	1200
2025-07-01	1010.4	996.8	1200	1200
2025-06-01	1010.4	996.8	1200	1200
2025-05-01	1010.4	996.8	1200	1200
2025-04-01	1010.4	996.8	1200	1200
2025-03-01	1010.4	996.8	1200	1200
2025-02-01	1010.4	996.8	1200	1200
2025-01-01	1010.4	996.8	1200	1200
2024-12-01	1010.4	996.8	1200	1200
2024-11-01	1010.4	996.8	1200	1200
2024-10-01	1010.4	996.8	1200	1200
2024-09-01	1010.4	996.8	1200	1200
2024-08-01	1010.4	996.8	1200	1200
2024-07-01	1010.4	996.8	1200	1200
2024-06-01	1010.4	996.8	1200	1200
2024-08-01	1010.4	996.8	1200	1200
2024-04-01	1010.4	996.8	1200	1200
2024-03-01	1010.4	996.8	1200	1200
2024-02-01	1010.4	996.8	1200	1200
2024-01-01	1010.4	996.8	1200	1200
2023-12-01	1010.4	996.8	1200	1200
2023-11-01	1010.4	996.8	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	ZFM Trials 2023 (U18 Boys)	2023-06-03	2023-06-03	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis
2	ZF Mgcawu Open 2023 (U19)	2023-03-04	2023-03-04	Standard	ZF Mgcawu (NZF)	5	4	1	Yes	Analysis
3	Northern Cape Closed Chess Championships 2019 (U12)	2019-08-30	2019-09-01	Standard	ZF Mgcawu (NZF)	5	4	2	Yes	Analysis
4	Inter Regional Chess Championship 2019 (U14)	2019-05-10	2019-05-11	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
5	ZFM School Trials 2019 (U13)	2019-04-27	2019-04-27	Standard	ZF Mgcawu (NZF)	5	5	3	Yes	Analysis
6	ZFM Open Tournament 2019 (U14)	2019-03-02	2019-03-02	Standard	ZF Mgcawu (NZF)	5	1	1	Yes	Analysis
7	South African Junior Team Championships 2018 (U12D)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	5	1	Yes	Analysis
8	Northern Cape Closed Chess Championships 2018 (U12 Open)	2018-08-31	2018-09-01	Standard	Frances Baard (NCF)	5	4	2	Yes	Analysis
9	King`s Guard Women`s Day Open Chess Tournament 2018 (B)	2018-08-04	2018-08-04	Standard	ZF Mgcawu (NZF)	5	4	0	Yes	Analysis
10	ZF MGCAWU Mandela Centenary Open Chess Tournament 2018 (U12)	2018-07-20	2018-07-21	Standard	ZF Mgcawu (NZF)	6	6	2	Yes	Analysis
11	ZF Mgcawu Schools District Open Chess Tournament 2018 (U13 Boys)	2018-03-17	2018-03-17	Standard	ZF Mgcawu (NZF)	5	4	1	Yes	Analysis
12	ZF Mgcawu Inter-Region Open Trials (Qualifier 2)	2018-03-24	2018-03-24	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament ZFM School Trials 2019				Tournament ZFM School Trials 2019
		date 2019-04-27	rnd 2	type Standard	result 1	date 2019-04-27	rnd 4	type Standard	result 1
		Opponent Thys, I (Ivano)				Opponent Slabber, P (Pieter)
2	2	Tournament Northern Cape Closed Chess Championships 2019				Tournament ZF Mgcawu Open 2023
		date 2019-09-01	rnd 5	type Standard	result 1	date 2023-03-04	rnd 1	type Standard	result 1
		Opponent Baai, A (Andrea)				Opponent Wessels, T (Tristan)
3	2	Tournament Northern Cape Closed Chess Championships 2018				Tournament Northern Cape Closed Chess Championships 2018
		date 2018-09-01	rnd 3	type Standard	result 1	date 2018-09-01	rnd 4	type Standard	result 1
		Opponent Vaughan, A (Anthony)				Opponent White, F (Francis)

#	Games	Start				End
1	3	Tournament ZFM School Trials 2019				Tournament ZFM School Trials 2019
		date 2019-04-27	rnd 2	type Standard	result 1	date 2019-04-27	rnd 4	type Standard	result 1
		Opponent Thys, I (Ivano)				Opponent Slabber, P (Pieter)
2	2	Tournament Northern Cape Closed Chess Championships 2019				Tournament ZF Mgcawu Open 2023
		date 2019-09-01	rnd 5	type Standard	result 1	date 2023-03-04	rnd 1	type Standard	result 1
		Opponent Baai, A (Andrea)				Opponent Wessels, T (Tristan)
3	2	Tournament Northern Cape Closed Chess Championships 2018				Tournament Northern Cape Closed Chess Championships 2018
		date 2018-09-01	rnd 3	type Standard	result 1	date 2018-09-01	rnd 4	type Standard	result 1
		Opponent Vaughan, A (Anthony)				Opponent White, F (Francis)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament ZFM School Trials 2019				Tournament ZFM School Trials 2019
		date 2019-04-27	rnd 2	type Standard	result 1	date 2019-04-27	rnd 4	type Standard	result 1
		Opponent Thys, I (Ivano)				Opponent Slabber, P (Pieter)
2	2	Tournament Northern Cape Closed Chess Championships 2019				Tournament ZF Mgcawu Open 2023
		date 2019-09-01	rnd 5	type Standard	result 1	date 2023-03-04	rnd 1	type Standard	result 1
		Opponent Baai, A (Andrea)				Opponent Wessels, T (Tristan)
3	2	Tournament Northern Cape Closed Chess Championships 2018				Tournament Northern Cape Closed Chess Championships 2018
		date 2018-09-01	rnd 3	type Standard	result 1	date 2018-09-01	rnd 4	type Standard	result 1
		Opponent Vaughan, A (Anthony)				Opponent White, F (Francis)

#	Games	Start				End
1	3	Tournament ZFM School Trials 2019				Tournament ZFM School Trials 2019
		date 2019-04-27	rnd 2	type Standard	result 1	date 2019-04-27	rnd 4	type Standard	result 1
		Opponent Thys, I (Ivano)				Opponent Slabber, P (Pieter)
2	2	Tournament Northern Cape Closed Chess Championships 2019				Tournament ZF Mgcawu Open 2023
		date 2019-09-01	rnd 5	type Standard	result 1	date 2023-03-04	rnd 1	type Standard	result 1
		Opponent Baai, A (Andrea)				Opponent Wessels, T (Tristan)
3	2	Tournament Northern Cape Closed Chess Championships 2018				Tournament Northern Cape Closed Chess Championships 2018
		date 2018-09-01	rnd 3	type Standard	result 1	date 2018-09-01	rnd 4	type Standard	result 1
		Opponent Vaughan, A (Anthony)				Opponent White, F (Francis)

No games found.

#	Games	Start				End

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	Andries ,D (Devitihano)	4	0	-425	4	0	-425	0	0	0	0	0	0
1	Andries ,D (Devitihano)	4	1237	812	4	1233.2	812	0	0	0	0	0	0
2	Leite ,K (Kiara)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
2	Leite ,K (Kiara)	3	1202.7	1061	3	1198.2	1061	0	0	0	0	0	0
3	Van Kradenburg ,A (Antonio)	3	0	-425	3	0	-425	0	0	0	0	0	0
3	Van Kradenburg ,A (Antonio)	3	879.8	454.8	3	881.6	454.8	0	0	0	0	0	0
4	Baai ,A (Andrea)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
4	Baai ,A (Andrea)	3	920.2	778.5	3	921.7	778.5	0	0	0	0	0	0
5	Visagie ,L (Luchiano)	2	2	425	2	2	425	0	0	0	0	0	0
5	Visagie ,L (Luchiano)	2	1056.4	1481.4	2	1027	1481.4	0	0	0	0	0	0
6	Wessels ,T (Tristen)	2	2	425	2	2	425	0	0	0	0	0	0
6	Wessels ,T (Tristen)	2	1166.8	1591.8	2	1160.4	1591.8	0	0	0	0	0	0
7	Breyl ,N (Noah)	2	1	0	2	1	0	0	0	0	0	0	0
7	Breyl ,N (Noah)	2	1177.5	1177.5	2	1177.8	1177.5	0	0	0	0	0	0
8	Muhammed ,M (Mathfrique)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Muhammed ,M (Mathfrique)	2	1177.2	752.2	2	1175.6	752.2	0	0	0	0	0	0
9	Van Biljon ,S (Simone)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Van Biljon ,S (Simone)	1	951.7	526.7	1	925.6	526.7	0	0	0	0	0	0
10	Slabber ,P (Pieter)	1	1	425	1	1	425	0	0	0	0	0	0
10	Slabber ,P (Pieter)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Potgieter, J (Jerome Jonathan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms