Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jonas, N (Nathan)

Chess SA id

1130145250

FIDE id

Date of birth

2013-05-03 (U14)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-10-17

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1272.9	1235.8	1280.4	1252.6
Raw rating	1272.9	1235.8	1280.4	1252.6
Weighted rating	1271.2	1235.8	1280.4	1241
Weighted performance	0	0	0	0
Floor	772.9	735.8	780.4	752.6
K-factor	36	36	36	36
Min/Max rating change allowed	149.5	157.6	147.9	153.8
Highest rating	1354.8 2023-03-01	1313.7 2022-08-01	1536.2 2023-03-01	1447.5 2024-11-01
Highest raw rating	1272.9 2024-11-01	1235.8 2024-02-01	1280.4 2024-02-01	1252.6 2024-11-01
Highest weighted rating	1270.2 2025-08-01	1235.8 2025-02-01	1280.4 2025-02-01	1234.2 2025-08-01
Highest weighted performance	1354.8 2023-03-01	1313.7 2022-08-01	1536.2 2023-03-01	1447.5 2024-11-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1272.9	1235.8	1280.4	1252.6
Analysis
Rating	1272.9	1235.8	1280.4	1252.6
Raw rating	1272.9	1235.8	1280.4	1252.6
Weighted rating	1271.2	1235.8	1280.4
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	772.9	735.8	780.4	752.6
Max/Min rating change allowed	149.5	157.6	147.9	153.8
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	1272.9	1235.8	1280.4	1252.6
New weighted rating	1271.5	1235.8	1280.4	1243
New weighted performance	0	0	0	0
Temp new rating	1272.9	1235.8	1280.4	1252.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1272.9	1235.8	1280.4	1252.6
New K-factor	36	36	36	36
New floor	772.9	735.8	780.4	752.6

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	5	0	0	5
	10	5	5	0
	4	4	0	0
	0	0	0	0
History	19	9	5	5

Games since
	Main 5	Standard 0		Rapid 0		Blitz 5
Gender	Male
Age group	U14
Region	Overberg (WOS)
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	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	19	14	73.68	201.3	1209.7	1411
Standard	9	5.5	61.11	94.4	1222.8	1317.3
Rapid	5	4.5	90	340	1178.4	1518.4
Blitz	5	4	80	255	1217.3	1472.3

Date	Main	Standard	Rapid	Blitz
2025-11-01	1272.9	1235.8	1280.4	1252.6
2025-09-30	1272.9	1235.8	1280.4	1252.6
2025-09-01	1272.9	1235.8	1280.4	1252.6
2025-08-01	1272.9	1235.8	1280.4	1252.6
2025-07-01	1272.9	1235.8	1280.4	1252.6
2025-06-01	1272.9	1235.8	1280.4	1252.6
2025-05-01	1272.9	1235.8	1280.4	1252.6
2025-04-01	1272.9	1235.8	1280.4	1252.6
2025-03-01	1272.9	1235.8	1280.4	1252.6
2025-02-01	1272.9	1235.8	1280.4	1252.6
2025-01-01	1272.9	1235.8	1280.4	1252.6
2024-12-01	1272.9	1235.8	1280.4	1252.6
2024-11-01	1272.9	1235.8	1280.4	1252.6
2024-10-01	1265.3	1235.8	1280.4	1200
2024-09-01	1265.3	1235.8	1280.4	1200
2024-08-01	1265.3	1235.8	1280.4	1200
2024-07-01	1265.3	1235.8	1280.4	1200
2024-09-01	1265.3	1235.8	1280.4	1200
2024-05-01	1265.3	1235.8	1280.4	1200
2024-04-01	1265.3	1235.8	1280.4	1200
2024-03-01	1265.3	1235.8	1280.4	1200
2024-02-01	1265.3	1235.8	1280.4	1200
2024-01-01	1265.3	1235.8	1280.4	1200
2023-12-01	1265.3	1235.8	1280.4	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	Overberg Top Schools 2025 (U13)	2025-08-02	2025-08-02	Standard	Overberg (WOS)	5	0	0	No	Analysis
2	Overberg Schools - PS Closed 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	0	0	No	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Overberg Top Schools 2025 (U13)	2025-08-02	2025-08-02	Standard	Overberg (WOS)	5	0	0	No	Analysis
2	Overberg Schools - PS Closed 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	0	0	No	Analysis
3	Overberg October Chess Festival 2024 (B)	2024-10-17	2024-10-17	Blitz	Overberg (WOS)	5	5	4	Yes	Analysis
4	Overberg Schools Swellendam Zone Trails 2023 (U13)	2023-02-16	2023-03-02	Rapid	Overberg (WOS)	5	5	4.5	Yes	Analysis
5	Overberg School Chess Closed Tournament 2023 (U11 Boys)	2023-03-25	2023-03-25	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
6	Overberg Topskole 2022 (O13)	2022-08-20	2022-08-20	Standard	Overberg (WOS)	5	4	2.5	Yes	Analysis

#	Games	Start				End
1	8	Tournament Overberg Schools Swellendam Zone Trails 2023				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-02-16	rnd 1	type Rapid	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Van Der Merwe, E (Emily)				Opponent Erasmus, A (Ashton)
2	3	Tournament Overberg October Chess Festival 2024				Tournament Overberg October Chess Festival 2024
		date 2024-10-17	rnd 1	type Blitz	result 1	date 2024-10-17	rnd 3	type Blitz	result 1
		Opponent Kemp, K (Keathan)				Opponent Nel, K (Kuhle)
3	3	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-20	rnd 2	type Standard	result 1	date 2022-08-20	rnd 4	type Standard	result 0.5
		Opponent Meyer, R (Riduaan)				Opponent Boes, D (Daylan)

#	Games	Start				End
1	3	Tournament Overberg School Chess Closed Tournament 2023				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-03-25	rnd 1	type Standard	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Bester, B (Benjamin)				Opponent Erasmus, A (Ashton)
2	3	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-20	rnd 2	type Standard	result 1	date 2022-08-20	rnd 4	type Standard	result 0.5
		Opponent Meyer, R (Riduaan)				Opponent Boes, D (Daylan)

#	Games	Start				End
1	5	Tournament Overberg Schools Swellendam Zone Trails 2023				Tournament Overberg Schools Swellendam Zone Trails 2023
		date 2023-02-16	rnd 1	type Rapid	result 1	date 2023-03-02	rnd 5	type Rapid	result 1
		Opponent Van Der Merwe, E (Emily)				Opponent Koppies, A (Adrian)

#	Games	Start				End
1	3	Tournament Overberg October Chess Festival 2024				Tournament Overberg October Chess Festival 2024
		date 2024-10-17	rnd 1	type Blitz	result 1	date 2024-10-17	rnd 3	type Blitz	result 1
		Opponent Kemp, K (Keathan)				Opponent Nel, K (Kuhle)
2	1	Tournament Overberg October Chess Festival 2024				Tournament Overberg October Chess Festival 2024
		date 2024-10-17	rnd 5	type Blitz	result 1	date 2024-10-17	rnd 5	type Blitz	result 1
		Opponent Matjan, C (Calum)				Opponent Matjan, C (Calum)

#	Games	Start				End
1	4	Tournament Overberg Schools Swellendam Zone Trails 2023				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-03-02	rnd 5	type Rapid	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Koppies, A (Adrian)				Opponent Erasmus, A (Ashton)
2	3	Tournament Overberg October Chess Festival 2024				Tournament Overberg October Chess Festival 2024
		date 2024-10-17	rnd 1	type Blitz	result 1	date 2024-10-17	rnd 3	type Blitz	result 1
		Opponent Kemp, K (Keathan)				Opponent Nel, K (Kuhle)
3	3	Tournament Overberg Schools Swellendam Zone Trails 2023				Tournament Overberg Schools Swellendam Zone Trails 2023
		date 2023-02-16	rnd 1	type Rapid	result 1	date 2023-02-16	rnd 3	type Rapid	result 1
		Opponent Van Der Merwe, E (Emily)				Opponent Benn, W (Waydin)

#	Games	Start				End
1	3	Tournament Overberg School Chess Closed Tournament 2023				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-03-25	rnd 1	type Standard	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Bester, B (Benjamin)				Opponent Erasmus, A (Ashton)
2	2	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-20	rnd 2	type Standard	result 1	date 2022-08-20	rnd 3	type Standard	result 1
		Opponent Meyer, R (Riduaan)				Opponent Vigaro, L (Luciano)

#	Games	Start				End
1	3	Tournament Overberg Schools Swellendam Zone Trails 2023				Tournament Overberg Schools Swellendam Zone Trails 2023
		date 2023-02-16	rnd 1	type Rapid	result 1	date 2023-02-16	rnd 3	type Rapid	result 1
		Opponent Van Der Merwe, E (Emily)				Opponent Benn, W (Waydin)
2	1	Tournament Overberg Schools Swellendam Zone Trails 2023				Tournament Overberg Schools Swellendam Zone Trails 2023
		date 2023-03-02	rnd 5	type Rapid	result 1	date 2023-03-02	rnd 5	type Rapid	result 1
		Opponent Koppies, A (Adrian)				Opponent Koppies, A (Adrian)

#	Games	Start				End
1	3	Tournament Overberg October Chess Festival 2024				Tournament Overberg October Chess Festival 2024
		date 2024-10-17	rnd 1	type Blitz	result 1	date 2024-10-17	rnd 3	type Blitz	result 1
		Opponent Kemp, K (Keathan)				Opponent Nel, K (Kuhle)
2	1	Tournament Overberg October Chess Festival 2024				Tournament Overberg October Chess Festival 2024
		date 2024-10-17	rnd 5	type Blitz	result 1	date 2024-10-17	rnd 5	type Blitz	result 1
		Opponent Matjan, C (Calum)				Opponent Matjan, C (Calum)

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	Erasmus ,A (Ashton)	1	1	425	1	1	425	0	0	0	0	0	0
1	Erasmus ,A (Ashton)	1	1254.5	1679.5	1	1207.6	1679.5	0	0	0	0	0	0
2	Matthias ,I (Imelda)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Matthias ,I (Imelda)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Vigaro ,L (Luciano)	1	1	425	1	1	425	0	0	0	0	0	0
3	Vigaro ,L (Luciano)	1	1171.7	1596.7	1	1200	1596.7	0	0	0	0	0	0
4	Van Der Walt ,T (Tristan)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Van Der Walt ,T (Tristan)	1	1229.8	804.8	1	1166	804.8	0	0	0	0	0	0
5	Boes ,D (Daylan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Boes ,D (Daylan)	1	1196.3	1196.3	1	1195.6	1196.3	0	0	0	0	0	0
6	Thorpe ,D (Dion)	1	1	425	1	1	425	0	0	0	0	0	0
6	Thorpe ,D (Dion)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Beyers ,R (Riekie)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Beyers ,R (Riekie)	1	1292.5	867.5	1	1264.1	867.5	0	0	0	0	0	0
8	Meyer ,R (Riduaan)	1	1	425	1	1	425	0	0	0	0	0	0
8	Meyer ,R (Riduaan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Bester ,B (Benjamin)	1	1	425	1	1	425	0	0	0	0	0	0
9	Bester ,B (Benjamin)	1	1260.9	1685.9	1	1241.4	1685.9	0	0	0	0	0	0
10	Koppies ,A (Adrian)	1	1	425	0	0	0	1	1	425	0	0	0
10	Koppies ,A (Adrian)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Jonas, N (Nathan)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms