Chess South Africa Ratings Database

PLAYER PAGE

Personal

Booysen, J (Jeremia)

Chess SA id

103078191

FIDE id

Date of birth

2003-11-07 (Adult)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2021-10-17

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1160.7	1129.6	753.6	550
Raw rating	1160.7	1129.6	753.6	550
Weighted rating	1160.7	1129.6	753.6	550
Weighted performance	497.7	417.7	0	0
Floor	682.1	642	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	175.4	183.3	313.2	418.6
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01
Highest raw rating	1182.1 2021-10-01	1142 2020-04-01	753.6 2024-02-01	550 2024-02-01
Highest weighted rating	1182.1 2024-11-01	1142 2024-11-01	753.6 2024-11-01	550 2024-11-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1160.7	1129.6	753.6	550
Analysis
Rating	1160.7	1129.6	753.6	550
Raw rating	1160.7	1129.6	753.6	550
Weighted rating	1160.7	1129.6	753.6
Weighted performance	497.7	417.7	0
K-factor	40	40	40	40
Floor	682.1	642	500	500
Max/Min rating change allowed	175.4	183.3	313.2	418.6
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	1160.7	1129.6	753.6	550
New weighted rating	1160.7	1129.6	753.6	550
New weighted performance	497.3	417.3	0	0
Temp new rating	1160.7	1129.6	753.6	550
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1160.7	1129.6	753.6	550
New K-factor	40	40	40	40
New floor	682.1	642	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	11	5	6
History	95	83	12

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Eden (WEG)
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	80	35	43.75	-53.1	1065.8	1012.6
Standard	68	28	41.18	-75	1055.9	980.9
Rapid	12	7	58.33	70.8	1121.8	1192.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1160.7	1129.6	753.6	550
2025-09-01	1160.7	1129.6	753.6	550
2025-08-01	1160.7	1129.6	753.6	550
2025-07-01	1160.7	1129.6	753.6	550
2025-06-01	1160.7	1129.6	753.6	550
2025-05-01	1160.7	1129.6	753.6	550
2025-04-01	1160.7	1129.6	753.6	550
2025-03-01	1160.7	1129.6	753.6	550
2025-02-01	1160.7	1129.6	753.6	550
2025-01-01	1160.7	1129.6	753.6	550
2024-12-01	1160.7	1129.6	753.6	550
2024-11-01	1160.7	1129.6	753.6	550
2024-10-01	1160.7	1129.6	753.6	550
2024-09-01	1160.7	1129.6	753.6	550
2024-08-01	1160.7	1129.6	753.6	550
2024-07-01	1160.7	1129.6	753.6	550
2024-06-01	1160.7	1129.6	753.6	550
2024-08-01	1160.7	1129.6	753.6	550
2024-04-01	1160.7	1129.6	753.6	550
2024-03-01	1160.7	1129.6	753.6	550
2024-02-01	1160.7	1129.6	753.6	550
2024-01-01	1160.7	1129.6	753.6	550
2023-12-01	1160.7	1129.6	753.6	550
2023-11-01	1160.7	1129.6	753.6	550

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	Western Cape Club Championships 2021 (C)	2021-10-15	2021-10-17	Standard	Eden (WEG)	5	5	1.5	Yes	Analysis
2	Eden Chess League 2021 (3rd Division)	2021-09-18	2021-09-18	Rapid	Eden (WEG)	7	6	4	Yes	Analysis
3	Eden Schools Closed Trials 1 2020 (U18 Boys)	2020-03-07	2020-03-07	Standard	Eden (WEG)	5	5	3	Yes	Analysis
4	Hessequa Skaak Proewe 2 2020 (O18+O20 Seuns)	2020-02-22	2020-02-22	Standard	Eden (WEG)	5	5	2	Yes	Analysis
5	Hessequa Skaak Proewe 1 2020 (O18+O20 Seuns)	2020-02-01	2020-02-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
6	Eden Top Schools 2019 (U15)	2019-07-20	2019-07-20	Standard	Eden (WEG)	5	5	3	Yes	Analysis
7	Eden Trials 2 2019 (U18 Open)	2019-04-13	2019-04-13	Standard	Eden (WEG)	5	4	1	Yes	Analysis
8	Eden Trials 1 2019 (U18 Open)	2019-03-02	2019-03-02	Standard	Eden (WEG)	5	5	2	Yes	Analysis
9	Hessequa Proewe 3 2019 (O18)	2019-02-23	2019-02-23	Standard	Eden (WEG)	5	4	2	Yes	Analysis
10	Hessequa Proewe 2 2019 (O18)	2019-02-16	2019-02-16	Standard	Eden (WEG)	5	5	2	Yes	Analysis
11	Hessequa Proewe 1 2019 (O18)	2019-01-26	2019-01-26	Standard	Eden (WEG)	5	5	2	Yes	Analysis
12	Eden Chess League 2018 (3rd Division)	2018-09-01	2018-09-01	Rapid	Eden (WEG)	7	6	3	Yes	Analysis
13	Western Cape Top Schools 2018 (U15 Mix)	2018-08-25	2018-08-26	Standard	Overberg (WOS)	5	5	0	Yes	Analysis
14	EDENSC Closed 3 2018 (U16 Open)	2018-05-12	2018-05-12	Standard	Eden (WEG)	5	5	2	Yes	Analysis
15	EDENSC Closed 2 2018 (U16 Open)	2018-04-14	2018-04-14	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
16	EDENSC Closed 1 2018 (U16 Boys)	2018-03-10	2018-03-10	Standard	Eden (WEG)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Eden Chess League 2021				Tournament Eden Chess League 2021
		date 2021-09-18	rnd 4	type Rapid	result 1	date 2021-09-18	rnd 7	type Rapid	result 1
		Opponent Da Silva, D (Darren)				Opponent Gellant, J (Joshzay)
2	2	Tournament Western Cape Club Championships 2021				Tournament Western Cape Club Championships 2021
		date 2021-10-16	rnd 4	type Standard	result 1	date 2021-10-17	rnd 5	type Standard	result 0.5
		Opponent Mcdonald, K (Kyle)				Opponent Valentine, J (Jaden)
3	2	Tournament Eden Schools Closed Trials 1 2020				Tournament Eden Schools Closed Trials 1 2020
		date 2020-03-07	rnd 2	type Standard	result 1	date 2020-03-07	rnd 3	type Standard	result 1
		Opponent Mene, Y (Yolisa)				Opponent Pondo, B (Brandon-Lee)

#	Games	Start				End
1	2	Tournament Western Cape Club Championships 2021				Tournament Western Cape Club Championships 2021
		date 2021-10-16	rnd 4	type Standard	result 1	date 2021-10-17	rnd 5	type Standard	result 0.5
		Opponent Mcdonald, K (Kyle)				Opponent Valentine, J (Jaden)
2	2	Tournament Eden Schools Closed Trials 1 2020				Tournament Eden Schools Closed Trials 1 2020
		date 2020-03-07	rnd 2	type Standard	result 1	date 2020-03-07	rnd 3	type Standard	result 1
		Opponent Mene, Y (Yolisa)				Opponent Pondo, B (Brandon-Lee)
3	2	Tournament Hessequa Skaak Proewe 2 2020				Tournament Hessequa Skaak Proewe 2 2020
		date 2020-02-22	rnd 2	type Standard	result 1	date 2020-02-22	rnd 3	type Standard	result 1
		Opponent Joseph, J (Jo-Handre)				Opponent Heynse, C (Clinton)

#	Games	Start				End
1	3	Tournament Eden Chess League 2021				Tournament Eden Chess League 2021
		date 2021-09-18	rnd 4	type Rapid	result 1	date 2021-09-18	rnd 7	type Rapid	result 1
		Opponent Da Silva, D (Darren)				Opponent Gellant, J (Joshzay)
2	2	Tournament Eden Chess League 2018				Tournament Eden Chess League 2018
		date 2018-09-01	rnd 2	type Rapid	result 1	date 2018-09-01	rnd 3	type Rapid	result 1
		Opponent Fredericks, R (Renecke)				Opponent Michaels, U (Uston)
3	1	Tournament Eden Chess League 2021				Tournament Eden Chess League 2021
		date 2021-09-18	rnd 2	type Rapid	result 1	date 2021-09-18	rnd 2	type Rapid	result 1
		Opponent Pietersen, C (Chandre)				Opponent Pietersen, C (Chandre)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Eden Chess League 2021				Tournament Eden Chess League 2021
		date 2021-09-18	rnd 4	type Rapid	result 1	date 2021-09-18	rnd 7	type Rapid	result 1
		Opponent Da Silva, D (Darren)				Opponent Gellant, J (Joshzay)
2	2	Tournament Eden Schools Closed Trials 1 2020				Tournament Eden Schools Closed Trials 1 2020
		date 2020-03-07	rnd 2	type Standard	result 1	date 2020-03-07	rnd 3	type Standard	result 1
		Opponent Mene, Y (Yolisa)				Opponent Pondo, B (Brandon-Lee)
3	2	Tournament Hessequa Skaak Proewe 2 2020				Tournament Hessequa Skaak Proewe 2 2020
		date 2020-02-22	rnd 2	type Standard	result 1	date 2020-02-22	rnd 3	type Standard	result 1
		Opponent Joseph, J (Jo-Handre)				Opponent Heynse, C (Clinton)

#	Games	Start				End
1	2	Tournament Eden Schools Closed Trials 1 2020				Tournament Eden Schools Closed Trials 1 2020
		date 2020-03-07	rnd 2	type Standard	result 1	date 2020-03-07	rnd 3	type Standard	result 1
		Opponent Mene, Y (Yolisa)				Opponent Pondo, B (Brandon-Lee)
2	2	Tournament Hessequa Skaak Proewe 2 2020				Tournament Hessequa Skaak Proewe 2 2020
		date 2020-02-22	rnd 2	type Standard	result 1	date 2020-02-22	rnd 3	type Standard	result 1
		Opponent Joseph, J (Jo-Handre)				Opponent Heynse, C (Clinton)
3	2	Tournament Hessequa Skaak Proewe 1 2020				Tournament Hessequa Skaak Proewe 1 2020
		date 2020-02-01	rnd 2	type Standard	result 1	date 2020-02-01	rnd 3	type Standard	result 1
		Opponent Heynes, C (Clinton)				Opponent Hermanus, J (Jesse)

#	Games	Start				End
1	3	Tournament Eden Chess League 2021				Tournament Eden Chess League 2021
		date 2021-09-18	rnd 4	type Rapid	result 1	date 2021-09-18	rnd 7	type Rapid	result 1
		Opponent Da Silva, D (Darren)				Opponent Gellant, J (Joshzay)
2	2	Tournament Eden Chess League 2018				Tournament Eden Chess League 2018
		date 2018-09-01	rnd 2	type Rapid	result 1	date 2018-09-01	rnd 3	type Rapid	result 1
		Opponent Fredericks, R (Renecke)				Opponent Michaels, U (Uston)
3	1	Tournament Eden Chess League 2021				Tournament Eden Chess League 2021
		date 2021-09-18	rnd 2	type Rapid	result 1	date 2021-09-18	rnd 2	type Rapid	result 1
		Opponent Pietersen, C (Chandre)				Opponent Pietersen, C (Chandre)

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	Noemdo ,K (Kaylah)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
1	Noemdo ,K (Kaylah)	3	1098.3	1239.9	3	1098.5	1239.9	0	0	0	0	0	0
2	Dillman ,L (Laythum)	2	1	0	2	1	0	0	0	0	0	0	0
2	Dillman ,L (Laythum)	2	1155.6	1155.6	2	1159.2	1155.6	0	0	0	0	0	0
3	Thoresen ,K (Kyle)	2	1	0	2	1	0	0	0	0	0	0	0
3	Thoresen ,K (Kyle)	2	748.6	748.6	2	786.2	748.6	0	0	0	0	0	0
4	Nomdie ,J (Jodi)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Nomdie ,J (Jodi)	2	1120.6	695.6	2	1092.4	695.6	0	0	0	0	0	0
5	Hoogbaard ,D (Darrin)	2	2	425	2	2	425	0	0	0	0	0	0
5	Hoogbaard ,D (Darrin)	2	1148.2	1573.2	2	1138.2	1573.2	0	0	0	0	0	0
6	Hermanus ,J (Jesse)	2	1	0	2	1	0	0	0	0	0	0	0
6	Hermanus ,J (Jesse)	2	1057.8	1057.8	2	1062.2	1057.8	0	0	0	0	0	0
7	Arendse ,A (Amy-Leigh)	2	1	0	2	1	0	0	0	0	0	0	0
7	Arendse ,A (Amy-Leigh)	2	1023.4	1023.4	2	1028.8	1023.4	0	0	0	0	0	0
8	Le Roux ,G (Gerrit)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Le Roux ,G (Gerrit)	2	1228	803	2	1228.6	803	0	0	0	0	0	0
9	Michaels ,O (O Neil)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Michaels ,O (O Neil)	1	874.6	449.6	1	878.6	449.6	0	0	0	0	0	0
10	Valentine ,J (Jaden)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Valentine ,J (Jaden)	1	1327.5	1327.5	1	1336.1	1327.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Booysen, J (Jeremia)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms