Chess South Africa Ratings Database

PLAYER PAGE

Personal

Petersen, T (Tamrin Keisha)

Chess SA id

2110149813

FIDE id

Date of birth

2011-03-31 (U16)

Gender

Female

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-07-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1174.5	1137.2	1214.4	1200
Raw rating	1174.5	1137.2	1214.4	1200
Weighted rating	1170	1131.6	1214	1200
Weighted performance	928.2	0	0	0
Floor	700	700	714.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	172	181.3	162.4	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1215.4 2024-02-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1214.4 2024-03-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1213.1 2025-08-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1215.4 2024-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1174.5	1137.2	1214.4	1200
Analysis
Rating	1174.5	1137.2	1214.4	1200
Raw rating	1174.5	1137.2	1214.4	1200
Weighted rating	1170	1131.6	1214
Weighted performance	928.2	0	0
K-factor	36	36	36	36
Floor	700	700	714.4	700
Max/Min rating change allowed	172	181.3	162.4	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	1174.5	1137.2	1214.4	1200
New weighted rating	1171	1132.8	1214.2	1200
New weighted performance	921.4	0	0	0
Temp new rating	1174.5	1137.2	1214.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1174.5	1137.2	1214.4	1200
New K-factor	36	36	36	36
New floor	700	700	714.4	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	16	10	6
	15	10	5
	1	1	0
	0	0	0
History	32	21	11

Games since
	Main 16	Standard 10		Rapid 6		Blitz 0
Gender	Female
Age group	U16
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 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	32	13	40.62	-79.7	1209.2	1129.5
Standard	21	7.5	35.71	-121.4	1195.8	1074.4
Rapid	11	5.5	50	0	1234.8	1234.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1174.5	1137.2	1214.4	1200
2025-09-30	1174.5	1137.2	1214.4	1200
2025-09-01	1174.5	1137.2	1214.4	1200
2025-08-01	1174.5	1137.2	1214.4	1200
2025-07-01	1174.5	1137.2	1214.4	1200
2025-06-01	1174.5	1137.2	1214.4	1200
2025-05-01	1174.5	1137.2	1214.4	1200
2025-04-01	1174.5	1137.2	1214.4	1200
2025-03-01	1174.5	1137.2	1214.4	1200
2025-02-01	1174.5	1137.2	1214.4	1200
2025-01-01	1174.5	1137.2	1214.4	1200
2024-12-01	1174.5	1137.2	1214.4	1200
2024-11-01	1174.5	1137.2	1214.4	1200
2024-10-01	1174.5	1137.2	1214.4	1200
2024-09-01	1174.5	1137.2	1214.4	1200
2024-08-01	1174.5	1137.2	1214.4	1200
2024-07-01	1134.3	1086	1214.4	1200
2024-09-01	1134.3	1086	1214.4	1200
2024-05-01	1134.3	1086	1214.4	1200
2024-04-01	1134.3	1086	1214.4	1200
2024-03-01	1158.5	1103.6	1214.4	1200
2024-02-01	1136.1	1103.6	1196	1200
2024-01-01	1136.1	1103.6	1196	1200
2023-12-01	1136.1	1103.6	1196	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	Cape Winelands - Top Schools 2024 (U13 Mixed)	2024-07-27	2024-07-27	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
2	Cape Winelands Schools - Prestige 2024 (U13 Girls)	2024-03-02	2024-03-02	Standard	Cape Winelands (WCW)	5	5	1.5	Yes	Analysis
3	Cape Winelands Schools - PS Trials 1 2024 (U13 Girls)	2024-02-10	2024-02-10	Rapid	Cape Winelands (WCW)	6	6	3.5	Yes	Analysis
4	CW Top Schools 2023 (U13 Mix + U13 Girls)	2023-08-26	2023-08-26	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
5	Cape Winelands Schools Prestige 2023 (U13 Girls)	2023-03-11	2023-03-11	Standard	Cape Winelands (WCW)	5	5	0.5	Yes	Analysis
6	Cape Winelands Schools Chess - Trials 1 2023 (U13 Girls)	2023-02-18	2023-02-18	Standard	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis
7	Drakenstein Pioneers Club Championship 2022 (U14)	2022-09-20	2022-10-11	Standard	Cape Winelands (WCW)	7	1	0	Yes	Analysis

#	Games	Start				End
1	4	Tournament CW Top Schools 2023				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2023-08-26	rnd 4	type Rapid	result 1	date 2024-02-10	rnd 2	type Rapid	result 1
		Opponent Jacobs, J (Jordan)				Opponent Rossouw, J (Jana)
2	2	Tournament Cape Winelands - Top Schools 2024				Tournament Cape Winelands - Top Schools 2024
		date 2024-07-27	rnd 2	type Standard	result 1	date 2024-07-27	rnd 3	type Standard	result 1
		Opponent Stuurman, J (John)				Opponent Van Wyk, L (Luca)
3	2	Tournament Cape Winelands Schools Chess - Trials 1 2023				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2023-02-18	rnd 2	type Standard	result 1	date 2023-02-18	rnd 3	type Standard	result 0.5
		Opponent Adendorff, M (Mia)				Opponent Damons, S (Stephlinn)

#	Games	Start				End
1	2	Tournament Cape Winelands - Top Schools 2024				Tournament Cape Winelands - Top Schools 2024
		date 2024-07-27	rnd 2	type Standard	result 1	date 2024-07-27	rnd 3	type Standard	result 1
		Opponent Stuurman, J (John)				Opponent Van Wyk, L (Luca)
2	2	Tournament Cape Winelands Schools Chess - Trials 1 2023				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2023-02-18	rnd 2	type Standard	result 1	date 2023-02-18	rnd 3	type Standard	result 0.5
		Opponent Adendorff, M (Mia)				Opponent Damons, S (Stephlinn)
3	1	Tournament Cape Winelands - Top Schools 2024				Tournament Cape Winelands - Top Schools 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-07-27	rnd 5	type Standard	result 1
		Opponent Edons, M (Mihandro)				Opponent Edons, M (Mihandro)

#	Games	Start				End
1	4	Tournament CW Top Schools 2023				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2023-08-26	rnd 4	type Rapid	result 1	date 2024-02-10	rnd 2	type Rapid	result 1
		Opponent Jacobs, J (Jordan)				Opponent Rossouw, J (Jana)
2	1	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 6	type Rapid	result 0.5	date 2024-02-10	rnd 6	type Rapid	result 0.5
		Opponent Bothma, K (Kiara)				Opponent Bothma, K (Kiara)
3	1	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 4	type Rapid	result 1	date 2024-02-10	rnd 4	type Rapid	result 1
		Opponent Wilskut, J (Jo-Mari Celine)				Opponent Wilskut, J (Jo-Mari Celine)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament CW Top Schools 2023				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2023-08-26	rnd 4	type Rapid	result 1	date 2024-02-10	rnd 2	type Rapid	result 1
		Opponent Jacobs, J (Jordan)				Opponent Rossouw, J (Jana)
2	2	Tournament Cape Winelands - Top Schools 2024				Tournament Cape Winelands - Top Schools 2024
		date 2024-07-27	rnd 2	type Standard	result 1	date 2024-07-27	rnd 3	type Standard	result 1
		Opponent Stuurman, J (John)				Opponent Van Wyk, L (Luca)
3	1	Tournament Cape Winelands - Top Schools 2024				Tournament Cape Winelands - Top Schools 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-07-27	rnd 5	type Standard	result 1
		Opponent Edons, M (Mihandro)				Opponent Edons, M (Mihandro)

#	Games	Start				End
1	2	Tournament Cape Winelands - Top Schools 2024				Tournament Cape Winelands - Top Schools 2024
		date 2024-07-27	rnd 2	type Standard	result 1	date 2024-07-27	rnd 3	type Standard	result 1
		Opponent Stuurman, J (John)				Opponent Van Wyk, L (Luca)
2	1	Tournament Cape Winelands - Top Schools 2024				Tournament Cape Winelands - Top Schools 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-07-27	rnd 5	type Standard	result 1
		Opponent Edons, M (Mihandro)				Opponent Edons, M (Mihandro)
3	1	Tournament Cape Winelands Schools - Prestige 2024				Tournament Cape Winelands Schools - Prestige 2024
		date 2024-03-02	rnd 3	type Standard	result 1	date 2024-03-02	rnd 3	type Standard	result 1
		Opponent Brikkels, R (Rae)				Opponent Brikkels, R (Rae)

#	Games	Start				End
1	4	Tournament CW Top Schools 2023				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2023-08-26	rnd 4	type Rapid	result 1	date 2024-02-10	rnd 2	type Rapid	result 1
		Opponent Jacobs, J (Jordan)				Opponent Rossouw, J (Jana)
2	1	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 4	type Rapid	result 1	date 2024-02-10	rnd 4	type Rapid	result 1
		Opponent Wilskut, J (Jo-Mari Celine)				Opponent Wilskut, J (Jo-Mari Celine)

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 ,M (Milla)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Bester ,M (Milla)	2	1080.1	655.1	2	1021.2	655.1	0	0	0	0	0	0
2	Klopper ,M (Marli)	2	1	0	1	0	-425	1	1	425	0	0	0
2	Klopper ,M (Marli)	2	1181.4	1181.4	1	1181.9	756.4	1	1200	1606.4	0	0	0
3	Landsman ,M (Mikayla Jemelia Abigail)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Landsman ,M (Mikayla Jemelia Abigail)	1	1207.4	782.4	1	1251.2	782.4	0	0	0	0	0	0
4	Lakay ,L (Luciano)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Lakay ,L (Luciano)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Van Wyk ,L (Luca)	1	1	425	1	1	425	0	0	0	0	0	0
5	Van Wyk ,L (Luca)	1	1203.7	1628.7	1	1224.4	1628.7	0	0	0	0	0	0
6	Adendorff ,M (Mia)	1	1	425	1	1	425	0	0	0	0	0	0
6	Adendorff ,M (Mia)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Le Fleur ,C (Caydene)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Le Fleur ,C (Caydene)	1	1181.7	756.7	1	1168.3	756.7	0	0	0	0	0	0
8	Brikkels ,R (Rae)	1	1	425	1	1	425	0	0	0	0	0	0
8	Brikkels ,R (Rae)	1	1035	1460	1	1035.6	1460	0	0	0	0	0	0
9	Edons ,M (Mihandro)	1	1	425	1	1	425	0	0	0	0	0	0
9	Edons ,M (Mihandro)	1	1209.4	1634.4	1	1143	1634.4	0	0	0	0	0	0
10	Farmer ,L (Linnique)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Farmer ,L (Linnique)	1	1201.3	1201.3	1	1200	1201.3	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

Petersen, T (Tamrin Keisha)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms