Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kuhn, JC (Johannes Cornelius)

Chess SA id

1140317053

FIDE id

Date of birth

2014-01-23 (U12)

Gender

Male

Region

John Taolo Gaetswewe (NCJ)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-08-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1268.6

Item	Main	Standard	Rapid	Blitz
Rating	1233.6	1238.2	1200	1200
Raw rating	1233.6	1238.2	1200	1200
Weighted rating	1219.1	1222.1	1200	1200
Weighted performance	0	0	0	0
Floor	747.2	756.1	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	158.1	157	165.8	165.8
Highest rating	1247.2 2025-04-01	1256.1 2025-04-01	1200 2025-04-01	1200 2025-04-01
Highest raw rating	1247.2 2025-04-01	1256.1 2025-04-01	1200 2025-04-01	1200 2025-04-01
Highest weighted rating	1217.2 2025-09-01	1219.9 2025-09-01	1200 2025-04-01	1200 2025-04-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1233.6	1238.2	1200	1200
Analysis
Rating	1233.6	1238.2	1200	1200
Raw rating	1233.6	1238.2	1200	1200
Weighted rating	1219.1	1222.1	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	747.2	756.1	700	700
Max/Min rating change allowed	158.1	157	165.8	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	1233.6	1238.2	1200	1200
New weighted rating	1220.9	1224.1	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1233.6	1238.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1233.6	1238.2	1200	1200
New K-factor	36	36	36	36
New floor	747.2	756.1	700	700

Item	Main	Standard
	0	0
	20	20
	0	0
	0	0
	0	0
	0	0
History	20	20

Games since
	Main 20	Standard 20		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	John Taolo Gaetswewe (NCJ)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	20	10.5	52.5	21.2	1254.9	1276.2
Standard	20	10.5	52.5	21.2	1254.9	1276.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	20	10.5	52.5	21.2	1254.9	1276.2
Standard	20	10.5	52.5	21.2	1254.9	1276.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1233.6	1238.2	1200	1200
2025-09-01	1233.6	1238.2	1200	1200
2025-08-01	1240.3	1246.5	1200	1200
2025-07-01	1240.3	1246.5	1200	1200
2025-06-01	1240.3	1246.5	1200	1200
2025-05-01	1240.3	1246.5	1200	1200
2025-04-01	1247.2	1256.1	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	1200	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	Northern Cape Closed 202 (U12 Open)	2025-08-22	2025-08-23	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis
2	JTG Open Tournament 4 2025 (C)	2025-07-26	2025-07-26	Standard	John Taolo Gaetswewe (NCJ)	5	5	2.5	Yes	Analysis
3	JTG Open Tournament 2 2025 (C)	2025-04-12	2025-04-12	Standard	John Taolo Gaetswewe (NCJ)	5	5	2.5	Yes	Analysis
4	2025 JTG Open (C)	2025-03-01	2025-03-01	Standard	John Taolo Gaetswewe (NCJ)	5	5	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Northern Cape Closed 202 (U12 Open)	2025-08-22	2025-08-23	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis
2	JTG Open Tournament 4 2025 (C)	2025-07-26	2025-07-26	Standard	John Taolo Gaetswewe (NCJ)	5	5	2.5	Yes	Analysis
3	JTG Open Tournament 2 2025 (C)	2025-04-12	2025-04-12	Standard	John Taolo Gaetswewe (NCJ)	5	5	2.5	Yes	Analysis
4	2025 JTG Open (C)	2025-03-01	2025-03-01	Standard	John Taolo Gaetswewe (NCJ)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament JTG Open Tournament 2 2025				Tournament JTG Open Tournament 4 2025
		date 2025-04-12	rnd 3	type Standard	result 0.5	date 2025-07-26	rnd 2	type Standard	result 0.5
		Opponent Njanjala, O (Olwethu)				Opponent Kgosieng, K (Kabo)
2	3	Tournament 2025 JTG Open				Tournament 2025 JTG Open
		date 2025-03-01	rnd 3	type Standard	result 1	date 2025-03-01	rnd 5	type Standard	result 0.5
		Opponent Moleele, O (Ofentse)				Opponent Kotze, A (Ashferd)
3	2	Tournament Northern Cape Closed 202				Tournament Northern Cape Closed 202
		date 2025-08-22	rnd 2	type Standard	result 1	date 2025-08-23	rnd 3	type Standard	result 1
		Opponent Chimalizeni, J (Jayden)				Opponent Goodheart, A (Aiden)

#	Games	Start				End
1	5	Tournament JTG Open Tournament 2 2025				Tournament JTG Open Tournament 4 2025
		date 2025-04-12	rnd 3	type Standard	result 0.5	date 2025-07-26	rnd 2	type Standard	result 0.5
		Opponent Njanjala, O (Olwethu)				Opponent Kgosieng, K (Kabo)
2	3	Tournament 2025 JTG Open				Tournament 2025 JTG Open
		date 2025-03-01	rnd 3	type Standard	result 1	date 2025-03-01	rnd 5	type Standard	result 0.5
		Opponent Moleele, O (Ofentse)				Opponent Kotze, A (Ashferd)
3	2	Tournament Northern Cape Closed 202				Tournament Northern Cape Closed 202
		date 2025-08-22	rnd 2	type Standard	result 1	date 2025-08-23	rnd 3	type Standard	result 1
		Opponent Chimalizeni, J (Jayden)				Opponent Goodheart, A (Aiden)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament JTG Open Tournament 2 2025				Tournament JTG Open Tournament 4 2025
		date 2025-04-12	rnd 4	type Standard	result 1	date 2025-07-26	rnd 1	type Standard	result 1
		Opponent Van Zyl, R (Rodine)				Opponent Mocumi, M (Mpho)
2	2	Tournament Northern Cape Closed 202				Tournament Northern Cape Closed 202
		date 2025-08-22	rnd 2	type Standard	result 1	date 2025-08-23	rnd 3	type Standard	result 1
		Opponent Chimalizeni, J (Jayden)				Opponent Goodheart, A (Aiden)
3	2	Tournament 2025 JTG Open				Tournament 2025 JTG Open
		date 2025-03-01	rnd 3	type Standard	result 1	date 2025-03-01	rnd 4	type Standard	result 1
		Opponent Moleele, O (Ofentse)				Opponent Snewe, D (Damisha)

#	Games	Start				End
1	3	Tournament JTG Open Tournament 2 2025				Tournament JTG Open Tournament 4 2025
		date 2025-04-12	rnd 4	type Standard	result 1	date 2025-07-26	rnd 1	type Standard	result 1
		Opponent Van Zyl, R (Rodine)				Opponent Mocumi, M (Mpho)
2	2	Tournament Northern Cape Closed 202				Tournament Northern Cape Closed 202
		date 2025-08-22	rnd 2	type Standard	result 1	date 2025-08-23	rnd 3	type Standard	result 1
		Opponent Chimalizeni, J (Jayden)				Opponent Goodheart, A (Aiden)
3	2	Tournament 2025 JTG Open				Tournament 2025 JTG Open
		date 2025-03-01	rnd 3	type Standard	result 1	date 2025-03-01	rnd 4	type Standard	result 1
		Opponent Moleele, O (Ofentse)				Opponent Snewe, D (Damisha)

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	Van Zyl ,R (Rodine)	2	1	0	2	1	0	0	0	0	0	0	0
1	Van Zyl ,R (Rodine)	2	1199.8	1199.8	2	1199.8	1199.8	0	0	0	0	0	0
2	Kotze ,A (Ashferd)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
2	Kotze ,A (Ashferd)	2	1218.8	1006.2	2	1221.8	1006.2	0	0	0	0	0	0
3	Radha ,Y (Yugesh)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Radha ,Y (Yugesh)	1	1584.8	1159.8	1	1581.1	1159.8	0	0	0	0	0	0
4	Stevens ,L (Loverusca)	1	1	425	1	1	425	0	0	0	0	0	0
4	Stevens ,L (Loverusca)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Kongolo ,T (Tim Jadot)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Kongolo ,T (Tim Jadot)	1	1277.6	852.6	1	1294.8	852.6	0	0	0	0	0	0
6	Kgosieng ,K (Kabo)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Kgosieng ,K (Kabo)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
7	Chimalizeni ,J (Jayden)	1	1	425	1	1	425	0	0	0	0	0	0
7	Chimalizeni ,J (Jayden)	1	1229.7	1654.7	1	1236	1654.7	0	0	0	0	0	0
8	Van Der Ross ,L (Lamar)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Van Der Ross ,L (Lamar)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Mocumi ,M (Mpho)	1	1	425	1	1	425	0	0	0	0	0	0
9	Mocumi ,M (Mpho)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Goodheart ,A (Aiden)	1	1	425	1	1	425	0	0	0	0	0	0
10	Goodheart ,A (Aiden)	1	1253.6	1678.6	1	1264.2	1678.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Kuhn, JC (Johannes Cornelius)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms