Chess South Africa Ratings Database

PLAYER PAGE

Personal

Arendse, J (Jenivah)

Chess SA id

2120138434

FIDE id

Date of birth

2012-03-05 (U14)

Gender

Female

Region

Overberg (WOS)

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	1116.2	1033.6	1252.1	1221.6
Raw rating	1116.2	1033.6	1252.1	1221.6
Weighted rating	1115.6	1032.8	1251.9	1221.6
Weighted performance	805.7	0	0	0
Floor	700	700	752.1	721.6
K-factor	36	36	36	36
Min/Max rating change allowed	186.8	210.2	154	160.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1331.2 2023-02-01	1288.5 2023-09-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1252.1 2024-03-01	1221.6 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1251.3 2025-08-01	1221.6 2025-08-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1331.2 2023-02-01	1288.5 2023-09-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1116.2	1033.6	1252.1	1221.6
Analysis
Rating	1116.2	1033.6	1252.1	1221.6
Raw rating	1116.2	1033.6	1252.1	1221.6
Weighted rating	1115.6	1032.8	1251.9
Weighted performance	805.7	0	0
K-factor	36	36	36	36
Floor	700	700	752.1	721.6
Max/Min rating change allowed	186.8	210.2	154	160.8
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	1116.2	1033.6	1252.1	1221.6
New weighted rating	1115.9	1032.9	1252	1221.6
New weighted performance	799.3	0	0	0
Temp new rating	1116.2	1033.6	1252.1	1221.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1116.2	1033.6	1252.1	1221.6
New K-factor	36	36	36	36
New floor	700	700	752.1	721.6

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	5	0	5	0
	19	4	10	5
	15	15	0	0
	0	0	0	0
History	39	19	15	5

Games since
	Main 5	Standard 0		Rapid 5		Blitz 0
Gender	Female
Age group	U14
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-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	39	16.5	42.31	-65.4	1184.4	1119
Standard	19	4.5	23.68	-223.7	1187	963.4
Rapid	15	9	60	85	1196.4	1281.4
Blitz	5	3	60	85	1138.3	1223.3

Date	Main	Standard	Rapid	Blitz
2025-11-01	1116.2	1033.6	1252.1	1221.6
2025-09-30	1116.2	1033.6	1252.1	1221.6
2025-09-01	1116.2	1033.6	1252.1	1221.6
2025-08-01	1116.2	1033.6	1252.1	1221.6
2025-07-01	1116.2	1033.6	1252.1	1221.6
2025-06-01	1116.2	1033.6	1252.1	1221.6
2025-05-01	1116.2	1033.6	1252.1	1221.6
2025-04-01	1116.2	1033.6	1252.1	1221.6
2025-03-01	1116.2	1033.6	1252.1	1221.6
2025-02-01	1116.2	1033.6	1252.1	1221.6
2025-01-01	1116.2	1031.2	1252.1	1221.6
2024-12-01	1116.2	1031.2	1252.1	1221.6
2024-11-01	1116.2	1031.2	1252.1	1221.6
2024-10-01	1116.2	1031.2	1252.1	1221.6
2024-09-01	1116.2	1031.2	1252.1	1221.6
2024-08-01	1116.2	1031.2	1252.1	1221.6
2024-07-01	1116.2	1031.2	1252.1	1221.6
2024-09-01	1116.2	1031.2	1252.1	1221.6
2024-05-01	1116.2	1031.2	1252.1	1221.6
2024-04-01	1116.2	1031.2	1252.1	1221.6
2024-03-01	1116.2	1031.2	1252.1	1221.6
2024-02-01	1087.9	1031.2	1240.9	1221.6
2024-01-01	1087.9	1031.2	1240.9	1221.6
2023-12-01	1087.9	1031.2	1240.9	1221.6

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	Overberg Swellendam Primary Schools Zone Trails Region 2 2024 (U13)	2024-02-10	2024-02-10	Rapid	Overberg (WOS)	5	5	3	Yes	Analysis
2	VRT Pitt Sports Day Tournament 2023	2023-09-09	2023-09-09	Blitz	Overberg (WOS)	5	5	3	Yes	Analysis
3	Overberg Top Schools 2023 (U13)	2023-08-05	2023-08-05	Standard	Overberg (WOS)	5	4	0	Yes	Analysis
4	Overberg Schools Swellendam Zone Trails 2023 (U13)	2023-02-16	2023-03-02	Rapid	Overberg (WOS)	5	5	3	Yes	Analysis
5	Overberg Schools Open Tournament 2023 (U12)	2023-02-11	2023-02-11	Rapid	Overberg (WOS)	5	5	3	Yes	Analysis
6	Overberg Topskole 2022 (O13)	2022-08-20	2022-08-20	Standard	Overberg (WOS)	5	5	0.5	Yes	Analysis
7	Western Cape Schools 2022 (U11 Girls)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	6	2	Yes	Analysis
8	Overberg Primary Schools Closed 2022 (U11 Girls)	2022-03-12	2022-03-12	Standard	Overberg (WOS)	5	4	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament VRT Pitt Sports Day Tournament 2023				Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024
		date 2023-09-09	rnd 4	type Blitz	result 0.5	date 2024-02-10	rnd 1	type Rapid	result 1
		Opponent Manyova, S (Sinoyolo)				Opponent Soci, D (Dimitri)
2	3	Tournament Overberg Schools Open Tournament 2023				Tournament Overberg Schools Swellendam Zone Trails 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-02-16	rnd 2	type Rapid	result 1
		Opponent Pekeur, A (Andrew)				Opponent Ruiters, J (Justine)
3	2	Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024				Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024
		date 2024-02-10	rnd 4	type Rapid	result 1	date 2024-02-10	rnd 5	type Rapid	result 1
		Opponent Chinyowa, J (Junior)				Opponent Manuels, D (Danelize)

#	Games	Start				End
1	2	Tournament Western Cape Schools 2022				Tournament Western Cape Schools 2022
		date 2022-05-28	rnd 3	type Standard	result 0.5	date 2022-05-28	rnd 4	type Standard	result 1
		Opponent Plaatjies, N (Nikita)				Opponent Herbst, L (Lia)
2	2	Tournament Overberg Primary Schools Closed 2022				Tournament Overberg Primary Schools Closed 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Otto, J (Johanne)				Opponent Philander, F (Faith)
3	1	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-20	rnd 5	type Standard	result 0.5	date 2022-08-20	rnd 5	type Standard	result 0.5
		Opponent Pietersen, K (Keanan)				Opponent Pietersen, K (Keanan)

#	Games	Start				End
1	3	Tournament Overberg Schools Swellendam Zone Trails 2023				Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024
		date 2023-03-02	rnd 4	type Rapid	result 1	date 2024-02-10	rnd 1	type Rapid	result 1
		Opponent Conrad, C (Carda-Nay)				Opponent Soci, D (Dimitri)
2	3	Tournament Overberg Schools Open Tournament 2023				Tournament Overberg Schools Swellendam Zone Trails 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-02-16	rnd 2	type Rapid	result 1
		Opponent Pekeur, A (Andrew)				Opponent Ruiters, J (Justine)
3	2	Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024				Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024
		date 2024-02-10	rnd 4	type Rapid	result 1	date 2024-02-10	rnd 5	type Rapid	result 1
		Opponent Chinyowa, J (Junior)				Opponent Manuels, D (Danelize)

#	Games	Start				End
1	2	Tournament VRT Pitt Sports Day Tournament 2023				Tournament VRT Pitt Sports Day Tournament 2023
		date 2023-09-09	rnd 4	type Blitz	result 0.5	date 2023-09-09	rnd 5	type Blitz	result 1
		Opponent Manyova, S (Sinoyolo)				Opponent Conrad, C (Carda-Nay)
2	2	Tournament VRT Pitt Sports Day Tournament 2023				Tournament VRT Pitt Sports Day Tournament 2023
		date 2023-09-09	rnd 1	type Blitz	result 0.5	date 2023-09-09	rnd 2	type Blitz	result 1
		Opponent Fredericks, T (Tedross)				Opponent Windvogel, M (Melissa)

#	Games	Start				End
1	2	Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024				Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024
		date 2024-02-10	rnd 4	type Rapid	result 1	date 2024-02-10	rnd 5	type Rapid	result 1
		Opponent Chinyowa, J (Junior)				Opponent Manuels, D (Danelize)
2	2	Tournament VRT Pitt Sports Day Tournament 2023				Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024
		date 2023-09-09	rnd 5	type Blitz	result 1	date 2024-02-10	rnd 1	type Rapid	result 1
		Opponent Conrad, C (Carda-Nay)				Opponent Soci, D (Dimitri)
3	2	Tournament Overberg Primary Schools Closed 2022				Tournament Overberg Primary Schools Closed 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Otto, J (Johanne)				Opponent Philander, F (Faith)

#	Games	Start				End
1	2	Tournament Overberg Primary Schools Closed 2022				Tournament Overberg Primary Schools Closed 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Otto, J (Johanne)				Opponent Philander, F (Faith)
2	1	Tournament Western Cape Schools 2022				Tournament Western Cape Schools 2022
		date 2022-05-28	rnd 4	type Standard	result 1	date 2022-05-28	rnd 4	type Standard	result 1
		Opponent Herbst, L (Lia)				Opponent Herbst, L (Lia)

#	Games	Start				End
1	2	Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024				Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024
		date 2024-02-10	rnd 4	type Rapid	result 1	date 2024-02-10	rnd 5	type Rapid	result 1
		Opponent Chinyowa, J (Junior)				Opponent Manuels, D (Danelize)
2	1	Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024				Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024
		date 2024-02-10	rnd 1	type Rapid	result 1	date 2024-02-10	rnd 1	type Rapid	result 1
		Opponent Soci, D (Dimitri)				Opponent Soci, D (Dimitri)
3	1	Tournament Overberg Schools Swellendam Zone Trails 2023				Tournament Overberg Schools Swellendam Zone Trails 2023
		date 2023-03-02	rnd 4	type Rapid	result 1	date 2023-03-02	rnd 4	type Rapid	result 1
		Opponent Conrad, C (Carda-Nay)				Opponent Conrad, C (Carda-Nay)

#	Games	Start				End
1	1	Tournament VRT Pitt Sports Day Tournament 2023				Tournament VRT Pitt Sports Day Tournament 2023
		date 2023-09-09	rnd 5	type Blitz	result 1	date 2023-09-09	rnd 5	type Blitz	result 1
		Opponent Conrad, C (Carda-Nay)				Opponent Conrad, C (Carda-Nay)
2	1	Tournament VRT Pitt Sports Day Tournament 2023				Tournament VRT Pitt Sports Day Tournament 2023
		date 2023-09-09	rnd 2	type Blitz	result 1	date 2023-09-09	rnd 2	type Blitz	result 1
		Opponent Windvogel, M (Melissa)				Opponent Windvogel, M (Melissa)

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	Buhr ,G (Gretchen)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Buhr ,G (Gretchen)	2	1148.9	723.9	2	1200.4	723.9	0	0	0	0	0	0
2	Erasmus ,A (Ashton)	2	1	0	1	0	-425	1	1	425	0	0	0
2	Erasmus ,A (Ashton)	2	1225.3	1225.3	1	1197.2	800.3	1	1286	1650.3	0	0	0
3	Conrad ,C (Carda-Nay)	2	2	425	0	0	0	1	1	425	1	1	425
3	Conrad ,C (Carda-Nay)	2	1156.7	1581.7	0	0	0	1	1200	1581.7	1	1200	1581.7
4	Douglas ,C (Caitlin)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Douglas ,C (Caitlin)	1	1280.9	855.9	1	1292.9	855.9	0	0	0	0	0	0
5	Kiessling ,K (Kai)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Kiessling ,K (Kai)	1	1375.9	950.9	1	1423.2	950.9	0	0	0	0	0	0
6	Plaatjies ,N (Nikita)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Plaatjies ,N (Nikita)	1	1166	1166	1	1160	1166	0	0	0	0	0	0
7	Fourie ,E (Ewie)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Fourie ,E (Ewie)	1	1176.2	751.2	1	1143.8	751.2	0	0	0	0	0	0
8	Pietersen ,K (Keanan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Pietersen ,K (Keanan)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
9	Kotze ,N (Ninke)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Kotze ,N (Ninke)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Collins ,X (Xiane)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Collins ,X (Xiane)	1	1174.3	749.3	1	1165.2	749.3	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

Arendse, J (Jenivah)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms