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

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1187.6	1188.5	1192.5	1200
Raw rating	1147.9	1148.4	1179.6	1200
Weighted rating	1187.6	1188.5	1192.5	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	-3.6	-3.6	-1.3	0
New rating	1184	1184.9	1191.2	1200
Analysis
Rating	1187.6	1188.5	1192.5	1200
Raw rating	1147.9	1148.4	1179.6	1200
Weighted rating	1187.6	1188.5	1192.5
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	1184	1184.9	1191.2	1200
New weighted performance	0	0	0	0
Temp new rating	1184	1184.9	1191.2	1200
Temp new rating +/-	-3.6	-3.6	-1.3	0
Final new rating +/-	-3.6	-3.6	-1.3	0
New rating	1184	1184.9	1191.2	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
2026-01-01	1147.9	1148.4	1179.6	1200
2025-11-30	1147.9	1148.4	1179.6	1200
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
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	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

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	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

Ratings

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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