Chess South Africa Ratings Database

PLAYER PAGE

Personal

Vergeest, K (Karen)

Chess SA id

202047875

FIDE id

Date of birth

2002-03-06 (Adult)

Gender

Female

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-03-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1191.3	1196.8	1158.8	1158.8
Raw rating	1191.3	1196.8	1158.8	1158.8
Weighted rating	1191.3	1196.8	1158.8	1158.8
Weighted performance	0	0	0	0
Floor	691.3	696.8	658.8	658.8
K-factor	40	40	40	40
Min/Max rating change allowed	167.9	166.6	175.8	175.8
Highest rating	1304.8 2018-02-01	1304.8 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1191.3 2024-02-01	1196.8 2024-02-01	1158.8 2024-02-01	1158.8 2024-02-01
Highest weighted rating	1191.3 2024-11-01	1196.8 2024-11-01	1158.8 2024-11-01	1158.8 2024-11-01
Highest weighted performance	1304.8 2018-02-01	1304.8 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1191.3	1196.8	1158.8	1158.8
Analysis
Rating	1191.3	1196.8	1158.8	1158.8
Raw rating	1191.3	1196.8	1158.8	1158.8
Weighted rating	1191.3	1196.8	1158.8
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	691.3	696.8	658.8	658.8
Max/Min rating change allowed	167.9	166.6	175.8	175.8
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	1191.3	1196.8	1158.8	1158.8
New weighted rating	1191.3	1196.8	1158.8	1158.8
New weighted performance	0	0	0	0
Temp new rating	1191.3	1196.8	1158.8	1158.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1191.3	1196.8	1158.8	1158.8
New K-factor	40	40	40	40
New floor	691.3	696.8	658.8	658.8

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	94	82	12

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-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	16	8	50	0	1226.9	1226.9
Standard	16	8	50	0	1226.9	1226.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1191.3	1196.8	1158.8	1158.8
2025-09-30	1191.3	1196.8	1158.8	1158.8
2025-09-01	1191.3	1196.8	1158.8	1158.8
2025-08-01	1191.3	1196.8	1158.8	1158.8
2025-07-01	1191.3	1196.8	1158.8	1158.8
2025-06-01	1191.3	1196.8	1158.8	1158.8
2025-05-01	1191.3	1196.8	1158.8	1158.8
2025-04-01	1191.3	1196.8	1158.8	1158.8
2025-03-01	1191.3	1196.8	1158.8	1158.8
2025-02-01	1191.3	1196.8	1158.8	1158.8
2025-01-01	1191.3	1196.8	1158.8	1158.8
2024-12-01	1191.3	1196.8	1158.8	1158.8
2024-11-01	1191.3	1196.8	1158.8	1158.8
2024-10-01	1191.3	1196.8	1158.8	1158.8
2024-09-01	1191.3	1196.8	1158.8	1158.8
2024-08-01	1191.3	1196.8	1158.8	1158.8
2024-07-01	1191.3	1196.8	1158.8	1158.8
2024-09-01	1191.3	1196.8	1158.8	1158.8
2024-05-01	1191.3	1196.8	1158.8	1158.8
2024-04-01	1191.3	1196.8	1158.8	1158.8
2024-03-01	1191.3	1196.8	1158.8	1158.8
2024-02-01	1191.3	1196.8	1158.8	1158.8
2024-01-01	1191.3	1196.8	1158.8	1158.8
2023-12-01	1191.3	1196.8	1158.8	1158.8

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	Metro School Chess Closed Individual Trials 2019 (U18 Girls)	2019-03-01	2019-03-02	Standard	Cape Town (WCT)	6	2	1	Yes	Analysis
2	District North Schools Chess Trials 2019 (U18)	2019-01-25	2019-01-26	Standard	Cape Town (WCT)	6	4	2	Yes	Analysis
3	2018 WP Schools Closed Trials (U18 Girls)	2018-03-09	2018-03-10	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
4	District North Schools Chess Open Trials 2018 (U18)	2018-02-09	2018-02-10	Standard	Cape Town (WCT)	6	4	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament District North Schools Chess Trials 2019				Tournament District North Schools Chess Trials 2019
		date 2019-01-26	rnd 3	type Standard	result 1	date 2019-01-26	rnd 4	type Standard	result 1
		Opponent Ntumvi, A (Arnold)				Opponent Udayakumar, L (Loganarayanan)
2	2	Tournament 2018 WP Schools Closed Trials				Tournament 2018 WP Schools Closed Trials
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Cupido, N (Nicole)				Opponent Muzanya, S (Stacey)
3	2	Tournament District North Schools Chess Open Trials 2018				Tournament 2018 WP Schools Closed Trials
		date 2018-02-10	rnd 6	type Standard	result 1	date 2018-03-09	rnd 1	type Standard	result 1
		Opponent Claassen, E (Elizma)				Opponent Van Zyl, S (Sonja)

#	Games	Start				End
1	2	Tournament District North Schools Chess Trials 2019				Tournament District North Schools Chess Trials 2019
		date 2019-01-26	rnd 3	type Standard	result 1	date 2019-01-26	rnd 4	type Standard	result 1
		Opponent Ntumvi, A (Arnold)				Opponent Udayakumar, L (Loganarayanan)
2	2	Tournament 2018 WP Schools Closed Trials				Tournament 2018 WP Schools Closed Trials
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Cupido, N (Nicole)				Opponent Muzanya, S (Stacey)
3	2	Tournament District North Schools Chess Open Trials 2018				Tournament 2018 WP Schools Closed Trials
		date 2018-02-10	rnd 6	type Standard	result 1	date 2018-03-09	rnd 1	type Standard	result 1
		Opponent Claassen, E (Elizma)				Opponent Van Zyl, S (Sonja)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament District North Schools Chess Trials 2019				Tournament District North Schools Chess Trials 2019
		date 2019-01-26	rnd 3	type Standard	result 1	date 2019-01-26	rnd 4	type Standard	result 1
		Opponent Ntumvi, A (Arnold)				Opponent Udayakumar, L (Loganarayanan)
2	2	Tournament 2018 WP Schools Closed Trials				Tournament 2018 WP Schools Closed Trials
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Cupido, N (Nicole)				Opponent Muzanya, S (Stacey)
3	2	Tournament District North Schools Chess Open Trials 2018				Tournament 2018 WP Schools Closed Trials
		date 2018-02-10	rnd 6	type Standard	result 1	date 2018-03-09	rnd 1	type Standard	result 1
		Opponent Claassen, E (Elizma)				Opponent Van Zyl, S (Sonja)

#	Games	Start				End
1	2	Tournament District North Schools Chess Trials 2019				Tournament District North Schools Chess Trials 2019
		date 2019-01-26	rnd 3	type Standard	result 1	date 2019-01-26	rnd 4	type Standard	result 1
		Opponent Ntumvi, A (Arnold)				Opponent Udayakumar, L (Loganarayanan)
2	2	Tournament 2018 WP Schools Closed Trials				Tournament 2018 WP Schools Closed Trials
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Cupido, N (Nicole)				Opponent Muzanya, S (Stacey)
3	2	Tournament District North Schools Chess Open Trials 2018				Tournament 2018 WP Schools Closed Trials
		date 2018-02-10	rnd 6	type Standard	result 1	date 2018-03-09	rnd 1	type Standard	result 1
		Opponent Claassen, E (Elizma)				Opponent Van Zyl, S (Sonja)

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	Cupido ,N (Nicole)	2	2	425	2	2	425	0	0	0	0	0	0
1	Cupido ,N (Nicole)	2	1163.4	1588.4	2	1156.6	1588.4	0	0	0	0	0	0
2	Blakenberg ,T (Taylon)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Blakenberg ,T (Taylon)	1	1208	783	1	1225.1	783	0	0	0	0	0	0
3	Ntumvi ,A (Arnold)	1	1	425	1	1	425	0	0	0	0	0	0
3	Ntumvi ,A (Arnold)	1	1133.3	1558.3	1	1119.6	1558.3	0	0	0	0	0	0
4	Osterwyk ,A (Anrico)	1	1	425	1	1	425	0	0	0	0	0	0
4	Osterwyk ,A (Anrico)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Van Staden ,A (Aimee)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Van Staden ,A (Aimee)	1	941.7	516.7	1	962.2	516.7	0	0	0	0	0	0
6	Claassen ,E (Elizma)	1	1	425	1	1	425	0	0	0	0	0	0
6	Claassen ,E (Elizma)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Aidan ,F (Fletcher)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Aidan ,F (Fletcher)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Olivier ,M (Michelle)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Olivier ,M (Michelle)	1	1266.6	841.6	1	1276.3	841.6	0	0	0	0	0	0
9	Frye ,REE (Reece Lawrence)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Frye ,REE (Reece Lawrence)	1	1603.2	1178.2	1	1603.2	1178.2	0	0	0	0	0	0
10	Van Zyl ,S (Sonja)	1	1	425	1	1	425	0	0	0	0	0	0
10	Van Zyl ,S (Sonja)	1	1168.1	1593.1	1	1161.6	1593.1	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

Vergeest, K (Karen)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms