Chess South Africa Ratings Database

PLAYER PAGE

Personal

Prent, JM (Justin)

Chess SA id

103030750

FIDE id

Date of birth

2003-07-09 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1484.9	1453.8	1101.5	1101.5
Raw rating	1484.9	1453.8	1101.5	1101.5
Weighted rating	1484.9	1453.8	1101.5	1101.5
Weighted performance	435.4	424.8	0	0
Floor	984.9	953.8	601.5	601.5
K-factor	32	32	40	40
Min/Max rating change allowed	110.5	115.5	190.8	190.8
Highest rating	1501.1 2020-03-01	1465.7 2020-03-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1484.9 2024-02-01	1453.8 2024-02-01	1101.5 2024-02-01	1101.5 2024-02-01
Highest weighted rating	1484.9 2024-02-01	1453.8 2024-02-01	1101.5 2024-11-01	1101.5 2024-11-01
Highest weighted performance	1501.1 2020-03-01	1465.7 2020-03-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1484.9	1453.8	1101.5	1101.5
Analysis
Rating	1484.9	1453.8	1101.5	1101.5
Raw rating	1484.9	1453.8	1101.5	1101.5
Weighted rating	1484.9	1453.8	1101.5
Weighted performance	435.4	424.8	0
K-factor	32	32	40	40
Floor	984.9	953.8	601.5	601.5
Max/Min rating change allowed	110.5	115.5	190.8	190.8
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	1484.9	1453.8	1101.5	1101.5
New weighted rating	1484.9	1453.8	1101.5	1101.5
New weighted performance	434.8	424.3	0	0
Temp new rating	1484.9	1453.8	1101.5	1101.5
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1484.9	1453.8	1101.5	1101.5
New K-factor	32	32	40	40
New floor	984.9	953.8	601.5	601.5

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	351	316	29	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
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	87	57	65.52	131.9	1225.8	1357.7
Standard	87	57	65.52	131.9	1225.8	1357.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1484.9	1453.8	1101.5	1101.5
2025-09-01	1484.9	1453.8	1101.5	1101.5
2025-08-01	1484.9	1453.8	1101.5	1101.5
2025-07-01	1484.9	1453.8	1101.5	1101.5
2025-06-01	1484.9	1453.8	1101.5	1101.5
2025-05-01	1484.9	1453.8	1101.5	1101.5
2025-04-01	1484.9	1453.8	1101.5	1101.5
2025-03-01	1484.9	1453.8	1101.5	1101.5
2025-02-01	1484.9	1453.8	1101.5	1101.5
2025-01-01	1484.9	1453.8	1101.5	1101.5
2024-12-01	1484.9	1453.8	1101.5	1101.5
2024-11-01	1484.9	1453.8	1101.5	1101.5
2024-10-01	1484.9	1453.8	1101.5	1101.5
2024-09-01	1484.9	1453.8	1101.5	1101.5
2024-08-01	1484.9	1453.8	1101.5	1101.5
2024-07-01	1484.9	1453.8	1101.5	1101.5
2024-06-01	1484.9	1453.8	1101.5	1101.5
2024-08-01	1484.9	1453.8	1101.5	1101.5
2024-04-01	1484.9	1453.8	1101.5	1101.5
2024-03-01	1484.9	1453.8	1101.5	1101.5
2024-02-01	1484.9	1453.8	1101.5	1101.5
2024-01-01	1484.9	1453.8	1101.5	1101.5
2023-12-01	1484.9	1453.8	1101.5	1101.5
2023-11-01	1484.9	1453.8	1101.5	1101.5

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	2020 Metro Trials (U18 Girls)	2020-03-13	2020-03-14	Standard	Cape Town (WCT)	5	5	3.5	Yes	Analysis
2	Metro North Individual Trials 2020 (U17)	2020-02-07	2020-02-08	Standard	Cape Town (WCT)	6	6	4.5	Yes	Analysis
3	2019 South African Junior Team Championships (U18B)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	6	Yes	Analysis
4	2019 Western Cape Closed Chess Championships (C)	2019-09-21	2019-09-22	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
5	2019 WP Youth Open (A)	2019-07-13	2019-07-13	Standard	Cape Town (WCT)	5	4	1.5	Yes	Analysis
6	Stellenberg Youth Chess Championship 2019 (A)	2019-04-30	2019-05-01	Standard	Cape Town (WCT)	6	5	2	Yes	Analysis
7	Steinitz Chess Festival 2019 (B)	2019-04-05	2019-04-07	Standard	Cape Town (WCT)	6	5	2.5	Yes	Analysis
8	District North Schools Chess Trials 2019 (U18)	2019-01-25	2019-01-26	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
9	South African Junior Team Championships 2018 (U16C)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	6.5	Yes	Analysis
10	Stellenberg Youth Chess Champs 2018 (B)	2018-06-22	2018-06-23	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
11	2018 WP Schools Closed Trials (U15 Boys)	2018-03-09	2018-03-10	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
12	2018 Western Province Open (B)	2018-03-02	2018-03-04	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
13	2018 Steinitz Chess Festival (B)	2018-03-21	2018-03-25	Standard	Cape Town (WCT)	7	6	3	Yes	Analysis
14	District North Schools Chess Open Trials 2018 (U15)	2018-02-09	2018-02-10	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
15	South African Junior Team Championships 2017 (U16B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	6	5	Yes	Analysis

#	Games	Start				End
1	10	Tournament Stellenberg Youth Chess Champs 2018				Tournament District North Schools Chess Trials 2019
		date 2018-06-23	rnd 6	type Standard	result 1	date 2019-01-25	rnd 2	type Standard	result 1
		Opponent Silwana, Y (Yamkela)				Opponent Witbooi, G (Granville)
2	8	Tournament South African Junior Team Championships 2017				Tournament District North Schools Chess Open Trials 2018
		date 2018-01-05	rnd 3	type Standard	result 1	date 2018-02-10	rnd 3	type Standard	result 1
		Opponent Raubenheimer, L (Luan)				Opponent Welgemoed, J (Jolene)
3	7	Tournament 2019 Western Cape Closed Chess Championships				Tournament 2019 South African Junior Team Championships
		date 2019-09-22	rnd 6	type Standard	result 1	date 2020-01-07	rnd 6	type Standard	result 1
		Opponent Adams, M (Matthew)				Opponent Pillay, Y (Yastiel)

#	Games	Start				End
1	10	Tournament Stellenberg Youth Chess Champs 2018				Tournament District North Schools Chess Trials 2019
		date 2018-06-23	rnd 6	type Standard	result 1	date 2019-01-25	rnd 2	type Standard	result 1
		Opponent Silwana, Y (Yamkela)				Opponent Witbooi, G (Granville)
2	8	Tournament South African Junior Team Championships 2017				Tournament District North Schools Chess Open Trials 2018
		date 2018-01-05	rnd 3	type Standard	result 1	date 2018-02-10	rnd 3	type Standard	result 1
		Opponent Raubenheimer, L (Luan)				Opponent Welgemoed, J (Jolene)
3	7	Tournament 2019 Western Cape Closed Chess Championships				Tournament 2019 South African Junior Team Championships
		date 2019-09-22	rnd 6	type Standard	result 1	date 2020-01-07	rnd 6	type Standard	result 1
		Opponent Adams, M (Matthew)				Opponent Pillay, Y (Yastiel)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament South African Junior Team Championships 2017				Tournament District North Schools Chess Open Trials 2018
		date 2018-01-05	rnd 3	type Standard	result 1	date 2018-02-10	rnd 3	type Standard	result 1
		Opponent Raubenheimer, L (Luan)				Opponent Welgemoed, J (Jolene)
2	7	Tournament 2019 Western Cape Closed Chess Championships				Tournament 2019 South African Junior Team Championships
		date 2019-09-22	rnd 6	type Standard	result 1	date 2020-01-07	rnd 6	type Standard	result 1
		Opponent Adams, M (Matthew)				Opponent Pillay, Y (Yastiel)
3	5	Tournament South African Junior Team Championships 2018				Tournament District North Schools Chess Trials 2019
		date 2018-12-18	rnd 5	type Standard	result 1	date 2019-01-25	rnd 2	type Standard	result 1
		Opponent Mapheto, O (Onthatile)				Opponent Witbooi, G (Granville)

#	Games	Start				End
1	8	Tournament South African Junior Team Championships 2017				Tournament District North Schools Chess Open Trials 2018
		date 2018-01-05	rnd 3	type Standard	result 1	date 2018-02-10	rnd 3	type Standard	result 1
		Opponent Raubenheimer, L (Luan)				Opponent Welgemoed, J (Jolene)
2	7	Tournament 2019 Western Cape Closed Chess Championships				Tournament 2019 South African Junior Team Championships
		date 2019-09-22	rnd 6	type Standard	result 1	date 2020-01-07	rnd 6	type Standard	result 1
		Opponent Adams, M (Matthew)				Opponent Pillay, Y (Yastiel)
3	5	Tournament South African Junior Team Championships 2018				Tournament District North Schools Chess Trials 2019
		date 2018-12-18	rnd 5	type Standard	result 1	date 2019-01-25	rnd 2	type Standard	result 1
		Opponent Mapheto, O (Onthatile)				Opponent Witbooi, G (Granville)

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	Eaton ,DWL (Dante)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Eaton ,DWL (Dante)	3	1583.7	1158.7	3	1577.6	1158.7	0	0	0	0	0	0
2	Van Beeck ,T (Trinity)	2	1	0	2	1	0	0	0	0	0	0	0
2	Van Beeck ,T (Trinity)	2	1031.7	1031.7	2	1004	1031.7	0	0	0	0	0	0
3	Simons ,D (Duke)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Simons ,D (Duke)	2	1554.4	1129.4	2	1559.6	1129.4	0	0	0	0	0	0
4	De Wit ,PJ (Petrie Jacobus)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
4	De Wit ,PJ (Petrie Jacobus)	2	1393.1	1180.6	2	1397.3	1180.6	0	0	0	0	0	0
5	Singh ,A (Aryan)	1	1	425	1	1	425	0	0	0	0	0	0
5	Singh ,A (Aryan)	1	1044.1	1469.1	1	1021.8	1469.1	0	0	0	0	0	0
6	Sejeng ,O (Onkatlile)	1	1	425	1	1	425	0	0	0	0	0	0
6	Sejeng ,O (Onkatlile)	1	1291.7	1716.7	1	1291.6	1716.7	0	0	0	0	0	0
7	Witbooi ,G (Granville)	1	1	425	1	1	425	0	0	0	0	0	0
7	Witbooi ,G (Granville)	1	1201	1626	1	1201.2	1626	0	0	0	0	0	0
8	Dicks ,D (Drake)	1	1	425	1	1	425	0	0	0	0	0	0
8	Dicks ,D (Drake)	1	1316	1741	1	1292	1741	0	0	0	0	0	0
9	Marinus ,T (Thurlin)	1	1	425	1	1	425	0	0	0	0	0	0
9	Marinus ,T (Thurlin)	1	730.8	1155.8	1	730.8	1155.8	0	0	0	0	0	0
10	Morema ,KA (Kgabo)	1	1	425	1	1	425	0	0	0	0	0	0
10	Morema ,KA (Kgabo)	1	1264.9	1689.9	1	1264.9	1689.9	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

Prent, JM (Justin)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms