Chess South Africa Ratings Database

PLAYER PAGE

Personal

Potgieter, J (Juwen)

Chess SA id

102030639

FIDE id

Date of birth

2002-12-18 (Adult)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-07-28

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	977.4	977.8	949.8	985.8
Raw rating	977.4	977.8	949.8	985.8
Weighted rating	977.4	977.8	949.8	985.8
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	227.7	227.6	236.8	225
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2024-02-01	1200 2024-11-01
Highest raw rating	994.2 2018-07-01	998.2 2018-07-01	949.8 2024-02-01	985.8 2024-02-01
Highest weighted rating	994.2 2024-11-01	998.2 2024-11-01	949.8 2024-11-01	985.8 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-02-01	1200 2024-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	977.4	977.8	949.8	985.8
Analysis
Rating	977.4	977.8	949.8	985.8
Raw rating	977.4	977.8	949.8	985.8
Weighted rating	977.4	977.8	949.8
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	227.7	227.6	236.8	225
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	977.4	977.8	949.8	985.8
New weighted rating	977.4	977.8	949.8	985.8
New weighted performance	0	0	0	0
Temp new rating	977.4	977.8	949.8	985.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	977.4	977.8	949.8	985.8
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Standard	Blitz
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	287	280	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Mangaung (FMB)
Province	Free State (FS)
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	23	11.5	50	0	1036.4	1036.4
Standard	16	6.5	40.62	-79.7	1104.7	1025
Rapid	0	0	0	0	0	0
Blitz	7	5	71.43	182.1	880.2	1062.3

Date	Main	Standard	Rapid	Blitz
2025-11-01	977.4	977.8	949.8	985.8
2025-09-30	977.4	977.8	949.8	985.8
2025-09-01	977.4	977.8	949.8	985.8
2025-08-01	977.4	977.8	949.8	985.8
2025-07-01	977.4	977.8	949.8	985.8
2025-06-01	977.4	977.8	949.8	985.8
2025-05-01	977.4	977.8	949.8	985.8
2025-04-01	977.4	977.8	949.8	985.8
2025-03-01	977.4	977.8	949.8	985.8
2025-02-01	977.4	977.8	949.8	985.8
2025-01-01	977.4	977.8	949.8	985.8
2024-12-01	977.4	977.8	949.8	985.8
2024-11-01	977.4	977.8	949.8	985.8
2024-10-01	977.4	977.8	949.8	985.8
2024-09-01	977.4	977.8	949.8	985.8
2024-08-01	977.4	977.8	949.8	985.8
2024-07-01	977.4	977.8	949.8	985.8
2024-09-01	977.4	977.8	949.8	985.8
2024-05-01	977.4	977.8	949.8	985.8
2024-04-01	977.4	977.8	949.8	985.8
2024-03-01	977.4	977.8	949.8	985.8
2024-02-01	977.4	977.8	949.8	985.8
2024-01-01	977.4	977.8	949.8	985.8
2023-12-01	977.4	977.8	949.8	985.8

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	Mangaung Metro Chess 27-28 July 2018 (B)	2018-07-27	2018-07-28	Standard	Mangaung (FMB)	5	4	2	Yes	Analysis
2	Mangaung Metro Chess 1-2 June 2018 (C)	2018-06-01	2018-06-02	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
3	South African Junior Blitz 2017 Championships (B)	2018-01-07	2018-01-07	Blitz	4 Knights (4K)	7	7	5	Yes	Analysis
4	South African Junior Team Championships 2017 (U16A)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	0.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament Mangaung Metro Chess 1-2 June 2018				Tournament Mangaung Metro Chess 27-28 July 2018
		date 2018-06-01	rnd 2	type Standard	result 1	date 2018-07-27	rnd 2	type Standard	result 1
		Opponent Rakumakoe, O (Oratile)				Opponent Eliades, V (Veronica)
2	3	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 5	type Blitz	result 1	date 2018-01-07	rnd 7	type Blitz	result 1
		Opponent Ntshabele, TP (Tokologo)				Opponent Smith, JD (Jayden)
3	2	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 1	type Blitz	result 1	date 2018-01-07	rnd 2	type Blitz	result 1
		Opponent Radley, H (Henning)				Opponent Barnard, S (Schalk)

#	Games	Start				End
1	5	Tournament Mangaung Metro Chess 1-2 June 2018				Tournament Mangaung Metro Chess 27-28 July 2018
		date 2018-06-01	rnd 2	type Standard	result 1	date 2018-07-27	rnd 2	type Standard	result 1
		Opponent Rakumakoe, O (Oratile)				Opponent Eliades, V (Veronica)
2	1	Tournament Mangaung Metro Chess 27-28 July 2018				Tournament Mangaung Metro Chess 27-28 July 2018
		date 2018-07-28	rnd 4	type Standard	result 1	date 2018-07-28	rnd 4	type Standard	result 1
		Opponent Moticoe, R (Reabetswe)				Opponent Moticoe, R (Reabetswe)
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 Higgins, F (Franco)				Opponent Higgins, F (Franco)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 5	type Blitz	result 1	date 2018-01-07	rnd 7	type Blitz	result 1
		Opponent Ntshabele, TP (Tokologo)				Opponent Smith, JD (Jayden)
2	2	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 1	type Blitz	result 1	date 2018-01-07	rnd 2	type Blitz	result 1
		Opponent Radley, H (Henning)				Opponent Barnard, S (Schalk)

#	Games	Start				End
1	5	Tournament Mangaung Metro Chess 1-2 June 2018				Tournament Mangaung Metro Chess 27-28 July 2018
		date 2018-06-01	rnd 2	type Standard	result 1	date 2018-07-27	rnd 2	type Standard	result 1
		Opponent Rakumakoe, O (Oratile)				Opponent Eliades, V (Veronica)
2	3	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 5	type Blitz	result 1	date 2018-01-07	rnd 7	type Blitz	result 1
		Opponent Ntshabele, TP (Tokologo)				Opponent Smith, JD (Jayden)
3	2	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 1	type Blitz	result 1	date 2018-01-07	rnd 2	type Blitz	result 1
		Opponent Radley, H (Henning)				Opponent Barnard, S (Schalk)

#	Games	Start				End
1	5	Tournament Mangaung Metro Chess 1-2 June 2018				Tournament Mangaung Metro Chess 27-28 July 2018
		date 2018-06-01	rnd 2	type Standard	result 1	date 2018-07-27	rnd 2	type Standard	result 1
		Opponent Rakumakoe, O (Oratile)				Opponent Eliades, V (Veronica)
2	1	Tournament Mangaung Metro Chess 27-28 July 2018				Tournament Mangaung Metro Chess 27-28 July 2018
		date 2018-07-28	rnd 4	type Standard	result 1	date 2018-07-28	rnd 4	type Standard	result 1
		Opponent Moticoe, R (Reabetswe)				Opponent Moticoe, R (Reabetswe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 5	type Blitz	result 1	date 2018-01-07	rnd 7	type Blitz	result 1
		Opponent Ntshabele, TP (Tokologo)				Opponent Smith, JD (Jayden)
2	2	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 1	type Blitz	result 1	date 2018-01-07	rnd 2	type Blitz	result 1
		Opponent Radley, H (Henning)				Opponent Barnard, S (Schalk)

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	Mphale ,T (Thuto)	1	1	425	1	1	425	0	0	0	0	0	0
1	Mphale ,T (Thuto)	1	899	1324	1	901.1	1324	0	0	0	0	0	0
2	Reddy ,S (Sachin)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Reddy ,S (Sachin)	1	1537.6	1112.6	1	1537.6	1112.6	0	0	0	0	0	0
3	Mazibuko ,B (Buhle)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Mazibuko ,B (Buhle)	1	1328.7	903.7	1	1328.7	903.7	0	0	0	0	0	0
4	Sapere ,R (Rafael)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Sapere ,R (Rafael)	1	1194.1	769.1	1	1194.1	769.1	0	0	0	0	0	0
5	Motshweneng ,G (Goitumetswe)	1	1	425	1	1	425	0	0	0	0	0	0
5	Motshweneng ,G (Goitumetswe)	1	819.7	1244.7	1	762.8	1244.7	0	0	0	0	0	0
6	Moticoe ,R (Reabetswe)	1	1	425	1	1	425	0	0	0	0	0	0
6	Moticoe ,R (Reabetswe)	1	765.3	1190.3	1	762.7	1190.3	0	0	0	0	0	0
7	Higgins ,F (Franco)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Higgins ,F (Franco)	1	1074.8	1074.8	1	1074.8	1074.8	0	0	0	0	0	0
8	Eliades ,V (Veronica)	1	1	425	1	1	425	0	0	0	0	0	0
8	Eliades ,V (Veronica)	1	548.2	973.2	1	553.2	973.2	0	0	0	0	0	0
9	Monyau ,A (Aogester)	1	1	425	1	1	425	0	0	0	0	0	0
9	Monyau ,A (Aogester)	1	1013.4	1438.4	1	997.3	1438.4	0	0	0	0	0	0
10	Koshy ,D (Don)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Koshy ,D (Don)	1	805.6	380.6	1	805.6	380.6	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

Potgieter, J (Juwen)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms