Chess South Africa Ratings Database

PLAYER PAGE

Personal

Valentine, K (Kirstin)

Chess SA id

205076799

FIDE id

Date of birth

2005-11-29 (Adult)

Gender

Female

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-03-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1081.8	1063.8	900.8	516.4
Raw rating	1081.8	1063.8	900.8	516.4
Weighted rating	1081.8	1063.8	900.8	516.4
Weighted performance	712.3	691.5	562.1	0
Floor	607.2	611.8	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	196.2	201.3	254	439.1
Highest rating	1264.2 2018-03-01	1264.2 2018-03-01	1200 2018-01-01	1200 2019-12-01
Highest raw rating	1107.2 2022-09-01	1111.8 2022-09-01	900.8 2024-02-01	516.4 2024-02-01
Highest weighted rating	1107.2 2024-11-01	1111.8 2024-11-01	900.8 2024-11-01	516.4 2024-11-01
Highest weighted performance	1264.2 2018-03-01	1264.2 2018-03-01	1200 2018-01-01	1200 2019-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1081.8	1063.8	900.8	516.4
Analysis
Rating	1081.8	1063.8	900.8	516.4
Raw rating	1081.8	1063.8	900.8	516.4
Weighted rating	1081.8	1063.8	900.8
Weighted performance	712.3	691.5	562.1
K-factor	40	40	40	40
Floor	607.2	611.8	500	500
Max/Min rating change allowed	196.2	201.3	254	439.1
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	1081.8	1063.8	900.8	516.4
New weighted rating	1081.8	1063.8	900.8	516.4
New weighted performance	711.9	691.1	561.8	0
Temp new rating	1081.8	1063.8	900.8	516.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1081.8	1063.8	900.8	516.4
New K-factor	40	40	40	40
New floor	607.2	611.8	500	500

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	14	4	5	5
	25	20	5	0
	10	0	10	0
History	168	132	31	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Overberg (WOS)
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	121	51.5	42.56	-63.2	1112.8	1049.6
Standard	85	40.5	47.65	-20	1074.5	1054.5
Rapid	31	10	32.26	-150.8	1180.6	1029.8
Blitz	5	1	20	-255	1344.3	1089.3

Date	Main	Standard	Rapid	Blitz
2025-09-30	1081.8	1063.8	900.8	516.4
2025-09-01	1081.8	1063.8	900.8	516.4
2025-08-01	1081.8	1063.8	900.8	516.4
2025-07-01	1081.8	1063.8	900.8	516.4
2025-06-01	1081.8	1063.8	900.8	516.4
2025-05-01	1081.8	1063.8	900.8	516.4
2025-04-01	1081.8	1063.8	900.8	516.4
2025-03-01	1081.8	1063.8	900.8	516.4
2025-02-01	1081.8	1063.8	900.8	516.4
2025-01-01	1081.8	1063.8	900.8	516.4
2024-12-01	1081.8	1063.8	900.8	516.4
2024-11-01	1081.8	1063.8	900.8	516.4
2024-10-01	1081.8	1063.8	900.8	516.4
2024-09-01	1081.8	1063.8	900.8	516.4
2024-08-01	1081.8	1063.8	900.8	516.4
2024-07-01	1081.8	1063.8	900.8	516.4
2024-06-01	1081.8	1063.8	900.8	516.4
2024-08-01	1081.8	1063.8	900.8	516.4
2024-04-01	1081.8	1063.8	900.8	516.4
2024-03-01	1081.8	1063.8	900.8	516.4
2024-02-01	1081.8	1063.8	900.8	516.4
2024-01-01	1081.8	1063.8	900.8	516.4
2023-12-01	1081.8	1063.8	900.8	516.4
2023-11-01	1081.8	1063.8	900.8	516.4

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	Western Cape Inter Regional 2023 (Senior Ladies)	2023-03-18	2023-03-19	Standard	Eden (WEG)	5	4	0	Yes	Analysis
2	Western Cape Inter Regional 2023 (Blitz)	2023-03-17	2023-03-17	Blitz	Eden (WEG)	5	5	1	Yes	Analysis
3	Overberg Schools Open Tournament 2023 (U18)	2023-02-11	2023-02-11	Rapid	Overberg (WOS)	5	5	2.5	Yes	Analysis
4	Western Cape Top Schools 2022 (U18 Mix)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	5	1	Yes	Analysis
5	Overberg Topskole 2022 (O18)	2022-08-30	2022-08-30	Standard	Overberg (WOS)	5	4	3	Yes	Analysis
6	The Hermanus Open 2022 (Open)	2022-05-14	2022-05-14	Rapid	Overberg (WOS)	6	5	0	Yes	Analysis
7	Western Cape Schools Chess 2022 (U18 Girls)	2022-05-07	2022-05-08	Standard	Eden (WEG)	6	6	3	Yes	Analysis
8	Overberg 2022 (U18 Girls)	2022-03-05	2022-03-05	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
9	Western Cape Schools 2021 (U18 Girls)	2021-10-23	2021-10-23	Rapid	Overberg (WOS)	5	5	1.5	Yes	Analysis
10	Overberg Schools Trials 2021 (U15+U18 Girls)	2021-09-15	2021-09-15	Rapid	Overberg (WOS)	5	5	3.5	Yes	Analysis
11	Overberg Closed 2020 (U15 Girls)	2020-03-15	2020-03-15	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
12	OCF Chess Tournament 2 2020 (Open)	2020-02-01	2020-02-01	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
13	2019 Rylands Library Winter Slam (Intermediate)	2019-06-27	2019-06-27	Rapid	Cape Town (WCT)	6	5	1	Yes	Analysis
14	2019 GPCA Rapid (Open)	2019-06-29	2019-06-29	Rapid	Cape Town (WCT)	7	6	1.5	Yes	Analysis
15	Western Cape Schools Individuals 2019 (U15 Girls)	2019-05-04	2019-05-05	Standard	Eden (WEG)	6	6	1	Yes	Analysis
16	Overberg School Chess Close Champs 2019 (U15 Girls)	2019-03-08	2019-03-09	Standard	Overberg (WOS)	6	6	3	Yes	Analysis
17	Overberg First Trial 2019 (U14)	2019-02-23	2019-02-23	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
18	South African Junior Team Championships 2018 (U14D)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
19	Caledon Casino Open 2018 (U14)	2018-08-04	2018-08-04	Standard	Overberg (WOS)	5	5	2.5	Yes	Analysis
20	Overberg 3rd Trial 2018 (U14)	2018-05-26	2018-05-26	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
21	Overberg 2nd Trial 2018 (U14)	2018-05-05	2018-05-05	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
22	Western Cape Schools Individuals 2018 (U13 Girls)	2018-05-19	2018-05-20	Standard	Overberg (WOS)	6	6	2	Yes	Analysis
23	Overberg Schools Closed 2018 (U13 Girls)	2018-03-23	2018-03-24	Standard	Overberg (WOS)	6	6	5	Yes	Analysis

#	Games	Start				End
1	5	Tournament Overberg Closed 2020				Tournament Overberg Schools Trials 2021
		date 2020-03-15	rnd 3	type Standard	result 1	date 2021-09-18	rnd 2	type Rapid	result 1
		Opponent Louw, E (Elze)				Opponent Cloete, L (Lynne)
2	5	Tournament 2019 GPCA Rapid				Tournament OCF Chess Tournament 2 2020
		date 2019-06-29	rnd 6	type Rapid	result 0.5	date 2020-02-01	rnd 3	type Standard	result 0.5
		Opponent Muller, L (Lester)				Opponent Badenhorst, A (Allen)
3	3	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-30	rnd 3	type Standard	result 1	date 2022-08-30	rnd 5	type Standard	result 1
		Opponent Smith, J (Jovan)				Opponent Isaacs, Z (Zaiden)

#	Games	Start				End
1	4	Tournament Overberg Closed 2020				Tournament Overberg 2022
		date 2020-03-15	rnd 3	type Standard	result 1	date 2022-03-05	rnd 1	type Standard	result 1
		Opponent Louw, E (Elze)				Opponent Herselman, M (Mikayla)
2	3	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-30	rnd 3	type Standard	result 1	date 2022-08-30	rnd 5	type Standard	result 1
		Opponent Smith, J (Jovan)				Opponent Isaacs, Z (Zaiden)
3	3	Tournament Western Cape Schools Chess 2022				Tournament Western Cape Schools Chess 2022
		date 2022-05-07	rnd 4	type Standard	result 0.5	date 2022-05-08	rnd 6	type Standard	result 1
		Opponent Fillies, K (Keshe)				Opponent Stephanus, G (Ganeesha)

#	Games	Start				End
1	4	Tournament 2019 GPCA Rapid				Tournament Overberg Schools Trials 2021
		date 2019-06-29	rnd 6	type Rapid	result 0.5	date 2021-09-18	rnd 2	type Rapid	result 1
		Opponent Muller, L (Lester)				Opponent Cloete, L (Lynne)
2	3	Tournament Overberg Schools Trials 2021				Tournament Western Cape Schools 2021
		date 2021-09-18	rnd 4	type Rapid	result 0.5	date 2021-10-23	rnd 1	type Rapid	result 0.5
		Opponent Marais, N (Neesha)				Opponent Strauss, Z (Zoe)
3	2	Tournament Overberg Schools Open Tournament 2023				Tournament Overberg Schools Open Tournament 2023
		date 2023-02-11	rnd 3	type Rapid	result 1	date 2023-02-11	rnd 4	type Rapid	result 0.5
		Opponent Adonis, T (Theon)				Opponent Samuels, Z (Zeldo)

#	Games	Start				End
1	1	Tournament Western Cape Inter Regional 2023				Tournament Western Cape Inter Regional 2023
		date 2023-03-17	rnd 5	type Blitz	result 0.5	date 2023-03-17	rnd 5	type Blitz	result 0.5
		Opponent Fielies, S (Salima)				Opponent Fielies, S (Salima)
2	1	Tournament Western Cape Inter Regional 2023				Tournament Western Cape Inter Regional 2023
		date 2023-03-17	rnd 2	type Blitz	result 0.5	date 2023-03-17	rnd 2	type Blitz	result 0.5
		Opponent Ligwa, A (Anastacia)				Opponent Ligwa, A (Anastacia)

#	Games	Start				End
1	5	Tournament Overberg Closed 2020				Tournament Overberg Schools Trials 2021
		date 2020-03-15	rnd 3	type Standard	result 1	date 2021-09-18	rnd 2	type Rapid	result 1
		Opponent Louw, E (Elze)				Opponent Cloete, L (Lynne)
2	3	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-30	rnd 3	type Standard	result 1	date 2022-08-30	rnd 5	type Standard	result 1
		Opponent Smith, J (Jovan)				Opponent Isaacs, Z (Zaiden)
3	3	Tournament Overberg School Chess Close Champs 2019				Tournament Overberg School Chess Close Champs 2019
		date 2019-03-08	rnd 1	type Standard	result 1	date 2019-03-08	rnd 3	type Standard	result 1
		Opponent Botha, J (Jordan)				Opponent Mqakatha, S (Siliziwe)

#	Games	Start				End
1	4	Tournament Overberg Closed 2020				Tournament Overberg 2022
		date 2020-03-15	rnd 3	type Standard	result 1	date 2022-03-05	rnd 1	type Standard	result 1
		Opponent Louw, E (Elze)				Opponent Herselman, M (Mikayla)
2	3	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-30	rnd 3	type Standard	result 1	date 2022-08-30	rnd 5	type Standard	result 1
		Opponent Smith, J (Jovan)				Opponent Isaacs, Z (Zaiden)
3	3	Tournament Overberg School Chess Close Champs 2019				Tournament Overberg School Chess Close Champs 2019
		date 2019-03-08	rnd 1	type Standard	result 1	date 2019-03-08	rnd 3	type Standard	result 1
		Opponent Botha, J (Jordan)				Opponent Mqakatha, S (Siliziwe)

#	Games	Start				End
1	3	Tournament 2019 GPCA Rapid				Tournament Overberg Schools Trials 2021
		date 2019-06-29	rnd 7	type Rapid	result 1	date 2021-09-18	rnd 2	type Rapid	result 1
		Opponent Greeff, R (Reginald)				Opponent Cloete, L (Lynne)
2	1	Tournament Overberg Schools Open Tournament 2023				Tournament Overberg Schools Open Tournament 2023
		date 2023-02-11	rnd 3	type Rapid	result 1	date 2023-02-11	rnd 3	type Rapid	result 1
		Opponent Adonis, T (Theon)				Opponent Adonis, T (Theon)
3	1	Tournament Overberg Schools Open Tournament 2023				Tournament Overberg Schools Open Tournament 2023
		date 2023-02-11	rnd 1	type Rapid	result 1	date 2023-02-11	rnd 1	type Rapid	result 1
		Opponent Theunissen, M (Mark)				Opponent Theunissen, M (Mark)

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	Bester ,E (Emma)	5	4	255	3	3	425	2	1	0	0	0	0
1	Bester ,E (Emma)	5	1103.7	1358.7	3	1083	1528.7	2	1190.7	1103.7	0	0	0
2	Ndavala ,J (Jeffline)	4	0	-425	4	0	-425	0	0	0	0	0	0
2	Ndavala ,J (Jeffline)	4	1126.1	701.1	4	1111.5	701.1	0	0	0	0	0	0
3	Haarhoff ,T (Tsoanello)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
3	Haarhoff ,T (Tsoanello)	3	648.9	507.2	3	670.4	507.2	0	0	0	0	0	0
4	Pekeur ,A (Amy)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
4	Pekeur ,A (Amy)	3	1106.1	1247.8	3	1097.2	1247.8	0	0	0	0	0	0
5	Cloete ,L (Lynne)	3	2	141.7	2	1	0	1	1	425	0	0	0
5	Cloete ,L (Lynne)	3	1078.6	1220.3	2	1069.2	1078.6	1	1200	1503.6	0	0	0
6	Jonas ,SG (Sue-Win Gurshlin)	3	1.5	0	2	1.5	212.5	1	0	-425	0	0	0
6	Jonas ,SG (Sue-Win Gurshlin)	3	1301.3	1301.3	2	1268.3	1513.8	1	1189.6	876.3	0	0	0
7	Beukes ,JC (Jaeden Caeleb)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Beukes ,JC (Jaeden Caeleb)	2	1151.8	726.8	2	1100.4	726.8	0	0	0	0	0	0
8	Davel ,M (Migael)	2	1	0	2	1	0	0	0	0	0	0	0
8	Davel ,M (Migael)	2	622.8	622.8	2	638.6	622.8	0	0	0	0	0	0
9	Paff ,A (Anastacia)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Paff ,A (Anastacia)	2	797	372	2	799.6	372	0	0	0	0	0	0
10	Williams ,D (Daphne)	2	2	425	2	2	425	0	0	0	0	0	0
10	Williams ,D (Daphne)	2	1180.6	1605.6	2	1176.6	1605.6	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

Valentine, K (Kirstin)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms