Chess South Africa Ratings Database

PLAYER PAGE

Personal

Karsten, K (Kristen)

Chess SA id

2110326597

FIDE id

Date of birth

2011-10-28 (U16)

Gender

Female

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

12.1

Junior GPX Points

1080

Item	Main	Standard	Rapid	Blitz
Rating	1195.4	1196.3	1195.3	1200
Raw rating	1147.9	1148.4	1179.6	1200
Weighted rating	1195.4	1196.3	1195.3	1200
Weighted performance	0	0	0	0
Floor	699.6	705.6	699	700
K-factor	40	36	40	40
Min/Max rating change allowed	178.6	178.5	170.7	165.8
Highest rating	1199.6 2025-09-30	1205.6 2025-09-30	1199 2025-08-26	1199 2025-08-26
Highest raw rating	1199.6 2025-09-30	1205.6 2025-09-30	1199 2025-08-26	1199 2025-08-26
Highest weighted rating	1199.5 2025-09-01	1200.4 2025-09-30	1198.4 2025-09-01	0 2025-08-26
Highest weighted performance	0 2025-08-26	0 2025-08-26	0 2025-08-26	0 2025-08-26

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-4	-4	-1.4	0
New rating	1191.4	1192.3	1193.9	1200
Analysis
Rating	1195.4	1196.3	1195.3	1200
Raw rating	1147.9	1148.4	1179.6	1200
Weighted rating	1195.4	1196.3	1195.3
Weighted performance	0	0	0
K-factor	40	36	40	40
Floor	699.6	705.6	699	700
Max/Min rating change allowed	178.6	178.5	170.7	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	1147.9	1148.4	1179.6	1200
New weighted rating	1191.4	1192.3	1193.9	1200
New weighted performance	0	0	0	0
Temp new rating	1191.4	1192.3	1193.9	1200
Temp new rating +/-	-4	-4	-1.4	0
Final new rating +/-	-4	-4	-1.4	0
New rating	1191.4	1192.3	1193.9	1200
New K-factor	40	36	40	36
New floor	699.6	705.6	699	700

Item	Main	Standard	Rapid
	0	0	0
	14	10	4
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	14	10	4

Games since
	Main 14	Standard 10		Rapid 4		Blitz 0
Gender	F
Age group	U16
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
F	-1		-1		-1
U16	-1		-1		-1
U16 F	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
F	-1		-1		-1
U16	-1		-1		-1
U16 F	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
F	-1		-1		-1
U16	-1		-1		-1
U16 F	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
F	-1		-1		-1
U16	-1		-1		-1
U16 F	-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	14	4.5	32.14	-151.8	1257.9	1106.1
Standard	10	3.5	35	-127.5	1207.3	1079.8
Rapid	4	1	25	-212.5	1384.4	1171.9
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	14	4.5	32.14	-151.8	1257.9	1106.1
Standard	10	3.5	35	-127.5	1207.3	1079.8
Rapid	4	1	25	-212.5	1384.4	1171.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1147.9	1148.4	1179.6	1200
2025-09-30	1199.6	1205.6	1179.6	1200
2025-09-01	1194.3	1200	1179.6	1200
2025-08-01	1200	1200	1200	1200
2025-07-01	1200	1200	1200	1200
2025-06-01	1200	1200	1200	1200
2025-05-01	1200	1200	1200	1200
2025-04-01	1200	1200	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
2024-09-01	1200	1200	1200	1200
2024-05-01	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

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	Paarl Boys' High School Chess Festival 2025 (C)	2025-10-17	2025-10-18	Standard	Cape Winelands (WCW)	6	6	1.5	Yes	Analysis
2	Western Cape Schools - Top Schools 2025 (U15 Girls)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	5	4	2	Yes	Analysis
3	Cape Winelands Top Schools 2025 (U15-U19 Girls)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	4	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Paarl Boys' High School Chess Festival 2025 (C)	2025-10-17	2025-10-18	Standard	Cape Winelands (WCW)	6	6	1.5	Yes	Analysis
2	Western Cape Schools - Top Schools 2025 (U15 Girls)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	5	4	2	Yes	Analysis
3	Cape Winelands Top Schools 2025 (U15-U19 Girls)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	4	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament Paarl Boys' High School Chess Festival 2025				Tournament Paarl Boys' High School Chess Festival 2025
		date 2025-10-18	rnd 5	type Standard	result 1	date 2025-10-18	rnd 5	type Standard	result 1
		Opponent Serfontein, M (Mia)				Opponent Serfontein, M (Mia)
2	1	Tournament Paarl Boys' High School Chess Festival 2025				Tournament Paarl Boys' High School Chess Festival 2025
		date 2025-10-17	rnd 1	type Standard	result 0.5	date 2025-10-17	rnd 1	type Standard	result 0.5
		Opponent Ndwalaza, M (Milani)				Opponent Ndwalaza, M (Milani)
3	1	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-07	rnd 4	type Standard	result 1	date 2025-09-07	rnd 4	type Standard	result 1
		Opponent Visser, I (Isabel)				Opponent Visser, I (Isabel)

#	Games	Start				End
1	1	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-07	rnd 4	type Standard	result 1	date 2025-09-07	rnd 4	type Standard	result 1
		Opponent Visser, I (Isabel)				Opponent Visser, I (Isabel)
2	1	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Makhado, E (Esona)				Opponent Makhado, E (Esona)

#	Games	Start				End
1	1	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 1	type Rapid	result 1	date 2025-08-23	rnd 1	type Rapid	result 1
		Opponent Nel, L (Luzelle)				Opponent Nel, L (Luzelle)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-07	rnd 4	type Standard	result 1	date 2025-09-07	rnd 4	type Standard	result 1
		Opponent Visser, I (Isabel)				Opponent Visser, I (Isabel)
2	1	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Makhado, E (Esona)				Opponent Makhado, E (Esona)
3	1	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 1	type Rapid	result 1	date 2025-08-23	rnd 1	type Rapid	result 1
		Opponent Nel, L (Luzelle)				Opponent Nel, L (Luzelle)

#	Games	Start				End
1	1	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-07	rnd 4	type Standard	result 1	date 2025-09-07	rnd 4	type Standard	result 1
		Opponent Visser, I (Isabel)				Opponent Visser, I (Isabel)
2	1	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Makhado, E (Esona)				Opponent Makhado, E (Esona)

#	Games	Start				End
1	1	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 1	type Rapid	result 1	date 2025-08-23	rnd 1	type Rapid	result 1
		Opponent Nel, L (Luzelle)				Opponent Nel, L (Luzelle)

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	Serfontein ,M (Mia)	1	1	425	1	1	425	0	0	0	0	0	0
1	Serfontein ,M (Mia)	1	1193.6	1618.6	1	1192.5	1618.6	0	0	0	0	0	0
2	Hayes ,C (Carlos)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Hayes ,C (Carlos)	1	1125.6	700.6	1	1134	700.6	0	0	0	0	0	0
3	Botha ,K (Kadija)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Botha ,K (Kadija)	1	1171.4	746.4	1	1166	746.4	0	0	0	0	0	0
4	Makhado ,E (Esona)	1	1	425	1	1	425	0	0	0	0	0	0
4	Makhado ,E (Esona)	1	1233.1	1658.1	1	1234.5	1658.1	0	0	0	0	0	0
5	Asim ,A (Ali)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Asim ,A (Ali)	1	1223.8	798.8	1	1225.9	798.8	0	0	0	0	0	0
6	Visser ,I (Isabel)	1	1	425	1	1	425	0	0	0	0	0	0
6	Visser ,I (Isabel)	1	1214.7	1639.7	1	1200	1639.7	0	0	0	0	0	0
7	Macaskill ,M (Matthew)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Macaskill ,M (Matthew)	1	1197.4	772.4	1	1196.4	772.4	0	0	0	0	0	0
8	Louw ,C (Charlize)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Louw ,C (Charlize)	1	1205.2	780.2	1	1207	780.2	0	0	0	0	0	0
9	Somi ,O (Onwabe)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Somi ,O (Onwabe)	1	1308.8	883.8	1	1320.1	883.8	0	0	0	0	0	0
10	Ndwalaza ,M (Milani)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Ndwalaza ,M (Milani)	1	1200	1200	1	1200	1200	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

Karsten, K (Kristen)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms