Chess South Africa Ratings Database

PLAYER PAGE

Personal

Arendse, J (Jaylin)

Chess SA id

1120149745

FIDE id

Date of birth

2012-04-03 (U14)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1302.5	1323.6	1238.6	1200
Raw rating	1302.5	1323.6	1225.8	1200
Weighted rating	1299.9	1300	1238.6	1200
Weighted performance	1178.7	1168.1	0	0
Floor	825.1	823.6	742.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	143.3	139	159.8	165.8
Highest rating	1325.1 2025-03-01	1323.6 2025-03-01	1297.2 2024-02-01	1200 2018-10-01
Highest raw rating	1325.1 2025-03-01	1323.6 2025-03-01	1242.6 2024-03-01	1200 2024-03-01
Highest weighted rating	1298.1 2025-09-01	1292.3 2025-08-01	1239.7 2025-08-01	1200 2018-10-01
Highest weighted performance	1314.2 2023-03-01	1309.3 2023-03-01	1297.2 2024-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	-0.7	0
New rating	1302.5	1323.6	1237.9	1200
Analysis
Rating	1302.5	1323.6	1238.6	1200
Raw rating	1302.5	1323.6	1225.8	1200
Weighted rating	1299.9	1300	1238.6
Weighted performance	1178.7	1168.1	0
K-factor	36	36	36	36
Floor	825.1	823.6	742.6	700
Max/Min rating change allowed	143.3	139	159.8	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	1302.5	1323.6	1225.8	1200
New weighted rating	1301.6	1303.4	1237.9	1200
New weighted performance	1178.2	1167.6	0	0
Temp new rating	1302.5	1323.6	1237.9	1200
Temp new rating +/-	0	0	-0.7	0
Final new rating +/-	0	0	-0.7	0
New rating	1302.5	1323.6	1237.9	1200
New K-factor	36	36	36	36
New floor	825.1	823.6	742.6	700

Item	Main	Standard	Rapid
	0	0	0
	10	5	5
	17	11	6
	20	16	4
	0	0	0
	0	0	0
History	47	32	15

Games since
	Main 27	Standard 16		Rapid 11		Blitz 0
Gender	Male
Age group	U14
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	10	5.5	55	42.5	1259.8	1302.3
Standard	5	3.5	70	170	1287.9	1457.9
Rapid	5	2	40	-85	1231.7	1146.7
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	47	26	55.32	45.2	1266.1	1311.3
Standard	32	18	56.25	53.1	1292	1345.1
Rapid	15	8	53.33	28.3	1210.9	1239.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1302.5	1323.6	1225.8	1200
2025-09-01	1302.5	1323.6	1225.8	1200
2025-08-01	1325.1	1323.6	1242.6	1200
2025-07-01	1325.1	1323.6	1242.6	1200
2025-06-01	1325.1	1323.6	1242.6	1200
2025-05-01	1325.1	1323.6	1242.6	1200
2025-04-01	1325.1	1323.6	1242.6	1200
2025-03-01	1325.1	1323.6	1242.6	1200
2025-02-01	1295.2	1288.5	1242.6	1200
2025-01-01	1295.2	1288.5	1242.6	1200
2024-12-01	1295.2	1288.5	1242.6	1200
2024-11-01	1295.2	1288.5	1242.6	1200
2024-10-01	1295.2	1288.5	1242.6	1200
2024-09-01	1289.8	1287.4	1242.6	1200
2024-08-01	1289.8	1287.4	1242.6	1200
2024-07-01	1248.3	1237.4	1242.6	1200
2024-06-01	1248.3	1237.4	1242.6	1200
2024-08-01	1248.3	1237.4	1242.6	1200
2024-04-01	1248.3	1237.4	1242.6	1200
2024-03-01	1248.3	1237.4	1242.6	1200
2024-02-01	1229.1	1237.4	1201.2	1200
2024-01-01	1229.1	1237.4	1201.2	1200
2023-12-01	1229.1	1237.4	1201.2	1200
2023-11-01	1229.1	1237.4	1201.2	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Winelands Schools Development 2025 (U13 Boys)	2025-08-02	2025-08-02	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
2	Cape Winelands Schools - Trials 1 2025 (U13 Boys)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Winelands Schools Development 2025 (U13 Boys)	2025-08-02	2025-08-02	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
2	Cape Winelands Schools - Trials 1 2025 (U13 Boys)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
3	Western Cape Top Schools Championship 2024 (U13 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	6	2.5	Yes	Analysis
4	Cape Winelands - Top Schools 2024 (U13 Mixed)	2024-07-27	2024-07-27	Standard	Cape Winelands (WCW)	5	5	4	Yes	Analysis
5	Cape Winelands Schools - PS Trials 1 2024 (U13 Boys)	2024-02-10	2024-02-10	Rapid	Cape Winelands (WCW)	6	6	4	Yes	Analysis
6	CW Top Schools 2023 (U13 Mix + U13 Girls)	2023-08-26	2023-08-26	Rapid	Cape Winelands (WCW)	5	4	2	Yes	Analysis
7	Western Cape PS Individuals 2023 (U11 Boys)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
8	Cape Winelands Schools Prestige 2023 (U11 Boys)	2023-03-11	2023-03-11	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
9	Cape Winelands Schools Chess - Trials 1 2023 (U11 Boys)	2023-02-18	2023-02-18	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis

#	Games	Start				End
1	5	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands - Top Schools 2024
		date 2024-02-10	rnd 5	type Rapid	result 1	date 2024-07-27	rnd 3	type Standard	result 1
		Opponent Boshoff, M (Matthew)				Opponent Segals, K (Kenzo)
2	4	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 1	type Standard	result 1	date 2025-02-22	rnd 4	type Standard	result 1
		Opponent Abrahams, F (Frielano)				Opponent Muqri bin Izham, D (Daffa)
3	3	Tournament Western Cape Top Schools Championship 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-08-30	rnd 3	type Standard	result 1	date 2024-09-01	rnd 5	type Standard	result 0.5
		Opponent Mouton, P (Paul)				Opponent Sikhondo, N (Nevilene)

#	Games	Start				End
1	4	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 1	type Standard	result 1	date 2025-02-22	rnd 4	type Standard	result 1
		Opponent Abrahams, F (Frielano)				Opponent Muqri bin Izham, D (Daffa)
2	3	Tournament Western Cape Top Schools Championship 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-08-30	rnd 3	type Standard	result 1	date 2024-09-01	rnd 5	type Standard	result 0.5
		Opponent Mouton, P (Paul)				Opponent Sikhondo, N (Nevilene)
3	3	Tournament Cape Winelands - Top Schools 2024				Tournament Cape Winelands - Top Schools 2024
		date 2024-07-27	rnd 1	type Standard	result 1	date 2024-07-27	rnd 3	type Standard	result 1
		Opponent Deshishua, J (Jeremiah)				Opponent Segals, K (Kenzo)

#	Games	Start				End
1	4	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools Development 2025
		date 2024-02-10	rnd 5	type Rapid	result 1	date 2025-08-02	rnd 2	type Rapid	result 1
		Opponent Boshoff, M (Matthew)				Opponent Mcgowan, C (Caleb)
2	2	Tournament CW Top Schools 2023				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2023-08-26	rnd 5	type Rapid	result 1	date 2024-02-10	rnd 1	type Rapid	result 1
		Opponent Coetzee, A (Alexia)				Opponent Kimane, R (Reabetwe)
3	1	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 3	type Rapid	result 1	date 2024-02-10	rnd 3	type Rapid	result 1
		Opponent Fourie, S (Schalk-Willem)				Opponent Fourie, S (Schalk-Willem)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands - Top Schools 2024
		date 2024-02-10	rnd 5	type Rapid	result 1	date 2024-07-27	rnd 3	type Standard	result 1
		Opponent Boshoff, M (Matthew)				Opponent Segals, K (Kenzo)
2	3	Tournament Cape Winelands Schools Chess - Trials 1 2023				Tournament Cape Winelands Schools Prestige 2023
		date 2023-02-18	rnd 4	type Standard	result 1	date 2023-03-11	rnd 1	type Standard	result 1
		Opponent Mcgowan, C (Caleb)				Opponent Amsterdam, J (Jodan)
3	2	Tournament Cape Winelands Schools Development 2025				Tournament Cape Winelands Schools Development 2025
		date 2025-08-02	rnd 1	type Rapid	result 1	date 2025-08-02	rnd 2	type Rapid	result 1
		Opponent Mqulwana, L (Lwazi)				Opponent Mcgowan, C (Caleb)

#	Games	Start				End
1	3	Tournament Cape Winelands - Top Schools 2024				Tournament Cape Winelands - Top Schools 2024
		date 2024-07-27	rnd 1	type Standard	result 1	date 2024-07-27	rnd 3	type Standard	result 1
		Opponent Deshishua, J (Jeremiah)				Opponent Segals, K (Kenzo)
2	3	Tournament Cape Winelands Schools Chess - Trials 1 2023				Tournament Cape Winelands Schools Prestige 2023
		date 2023-02-18	rnd 4	type Standard	result 1	date 2023-03-11	rnd 1	type Standard	result 1
		Opponent Mcgowan, C (Caleb)				Opponent Amsterdam, J (Jodan)
3	2	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 1	type Standard	result 1	date 2025-02-22	rnd 2	type Standard	result 1
		Opponent Abrahams, F (Frielano)				Opponent De Vries, L (Linder)

#	Games	Start				End
1	4	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools Development 2025
		date 2024-02-10	rnd 5	type Rapid	result 1	date 2025-08-02	rnd 2	type Rapid	result 1
		Opponent Boshoff, M (Matthew)				Opponent Mcgowan, C (Caleb)
2	2	Tournament CW Top Schools 2023				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2023-08-26	rnd 5	type Rapid	result 1	date 2024-02-10	rnd 1	type Rapid	result 1
		Opponent Coetzee, A (Alexia)				Opponent Kimane, R (Reabetwe)
3	1	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 3	type Rapid	result 1	date 2024-02-10	rnd 3	type Rapid	result 1
		Opponent Fourie, S (Schalk-Willem)				Opponent Fourie, S (Schalk-Willem)

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	Goncalves Alho ,M (Miguel)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Goncalves Alho ,M (Miguel)	2	1429.2	1004.2	2	1413.7	1004.2	0	0	0	0	0	0
2	Krynauw ,E (Eben)	2	0	-425	1	0	-425	1	0	-425	0	0	0
2	Krynauw ,E (Eben)	2	1408.7	983.7	1	1385.2	983.7	1	1396	983.7	0	0	0
3	Izham ,D (Daffa Muqri Bin)	2	1	0	1	1	425	1	0	-425	0	0	0
3	Izham ,D (Daffa Muqri Bin)	2	1218	1218	1	1200	1643	1	1200	793	0	0	0
4	Mcgowan ,C (Caleb)	2	2	425	1	1	425	1	1	425	0	0	0
4	Mcgowan ,C (Caleb)	2	1164.7	1589.7	1	1200	1589.7	1	1187.6	1589.7	0	0	0
5	Van Der Merwe ,N (Nico)	1	1	425	1	1	425	0	0	0	0	0	0
5	Van Der Merwe ,N (Nico)	1	1214.5	1639.5	1	1200	1639.5	0	0	0	0	0	0
6	Punt ,H (Heinrich)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Punt ,H (Heinrich)	1	1455.9	1030.9	1	1484	1030.9	0	0	0	0	0	0
7	Mouers ,J (Jody-Lee)	1	1	425	1	1	425	0	0	0	0	0	0
7	Mouers ,J (Jody-Lee)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	King ,C (Carlisle)	1	1	425	1	1	425	0	0	0	0	0	0
8	King ,C (Carlisle)	1	1226.9	1651.9	1	1232	1651.9	0	0	0	0	0	0
9	Amsterdam ,J (Jodan)	1	1	425	1	1	425	0	0	0	0	0	0
9	Amsterdam ,J (Jodan)	1	1183.4	1608.4	1	1198	1608.4	0	0	0	0	0	0
10	Malherbe ,J (Jeevan)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Malherbe ,J (Jeevan)	1	1345	920	1	1314.8	920	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Arendse, J (Jaylin)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms