Chess South Africa Ratings Database

PLAYER PAGE

Personal

Petersen, C (Cassandra)

Chess SA id

2100134803

FIDE id

Date of birth

2010-02-05 (U16)

Gender

Female

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-08-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1209.5	1198	1215	1200
Raw rating	1209.5	1198	1215	1200
Weighted rating	1209.5	1198	1215	1200
Weighted performance	0	0	0	0
Floor	728.8	700	741.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	163.6	166.3	162.3	165.8
Highest rating	1348.1 2021-09-01	1200 2018-10-01	1392.2 2021-09-01	1200 2018-10-01
Highest raw rating	1228.8 2021-10-01	1200 2019-12-01	1241.6 2021-10-01	1200 2024-03-01
Highest weighted rating	1228.8 2023-06-01	1200 2018-10-01	1241.6 2023-08-01	1200 2018-10-01
Highest weighted performance	1348.1 2021-09-01	1200 2019-12-01	1392.2 2021-09-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1209.5	1198	1215	1200
Analysis
Rating	1209.5	1198	1215	1200
Raw rating	1209.5	1198	1215	1200
Weighted rating	1209.5	1198	1215
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	728.8	700	741.6	700
Max/Min rating change allowed	163.6	166.3	162.3	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	1209.5	1198	1215	1200
New weighted rating	1209.5	1198	1215	1200
New weighted performance	0	0	0	0
Temp new rating	1209.5	1198	1215	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1209.5	1198	1215	1200
New K-factor	36	36	36	36
New floor	728.8	700	741.6	700

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

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U16
Region	Overberg (WOS)
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	14	7.5	53.57	30.4	1211.5	1241.9
Standard	4	2	50	0	1200.3	1200.3
Rapid	10	5.5	55	42.5	1216	1258.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1209.5	1198	1215	1200
2025-09-01	1209.5	1198	1215	1200
2025-08-01	1209.5	1198	1215	1200
2025-07-01	1209.5	1198	1215	1200
2025-06-01	1209.5	1198	1215	1200
2025-05-01	1209.5	1198	1215	1200
2025-04-01	1209.5	1198	1215	1200
2025-03-01	1209.5	1198	1215	1200
2025-02-01	1209.5	1198	1215	1200
2025-01-01	1209.5	1198	1215	1200
2024-12-01	1209.5	1198	1215	1200
2024-11-01	1209.5	1198	1215	1200
2024-10-01	1209.5	1198	1215	1200
2024-09-01	1209.5	1198	1215	1200
2024-08-01	1209.5	1198	1215	1200
2024-07-01	1209.5	1198	1215	1200
2024-06-01	1209.5	1198	1215	1200
2024-08-01	1209.5	1198	1215	1200
2024-04-01	1209.5	1198	1215	1200
2024-03-01	1209.5	1198	1215	1200
2024-02-01	1209.5	1198	1215	1200
2024-01-01	1209.5	1198	1215	1200
2023-12-01	1209.5	1198	1215	1200
2023-11-01	1209.5	1198	1215	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	Overberg Topskole 2022 (O13)	2022-08-20	2022-08-20	Standard	Overberg (WOS)	5	4	2	Yes	Analysis
2	Western Cape Schools 2021 (U11 Girls)	2021-10-23	2021-10-23	Rapid	Overberg (WOS)	5	5	2	Yes	Analysis
3	Overberg Schools Trials 2021 (U11)	2021-09-18	2021-09-18	Rapid	Overberg (WOS)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament Overberg Schools Trials 2021				Tournament Overberg Schools Trials 2021
		date 2021-09-18	rnd 1	type Rapid	result 1	date 2021-09-18	rnd 4	type Rapid	result 1
		Opponent Shaw, T (Tessa)				Opponent Davison, T (Thomas)
2	2	Tournament Western Cape Schools 2021				Tournament Overberg Topskole 2022
		date 2021-10-23	rnd 5	type Rapid	result 1	date 2022-08-20	rnd 2	type Standard	result 1
		Opponent Joseph, V (Vernitrune)				Opponent Tompson, C (Caleb)
3	1	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-20	rnd 4	type Standard	result 1	date 2022-08-20	rnd 4	type Standard	result 1
		Opponent Ruiters, J (Justine)				Opponent Ruiters, J (Justine)

#	Games	Start				End
1	1	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-20	rnd 4	type Standard	result 1	date 2022-08-20	rnd 4	type Standard	result 1
		Opponent Ruiters, J (Justine)				Opponent Ruiters, J (Justine)
2	1	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-20	rnd 2	type Standard	result 1	date 2022-08-20	rnd 2	type Standard	result 1
		Opponent Tompson, C (Caleb)				Opponent Tompson, C (Caleb)

#	Games	Start				End
1	4	Tournament Overberg Schools Trials 2021				Tournament Overberg Schools Trials 2021
		date 2021-09-18	rnd 1	type Rapid	result 1	date 2021-09-18	rnd 4	type Rapid	result 1
		Opponent Shaw, T (Tessa)				Opponent Davison, T (Thomas)
2	1	Tournament Western Cape Schools 2021				Tournament Western Cape Schools 2021
		date 2021-10-23	rnd 5	type Rapid	result 1	date 2021-10-23	rnd 5	type Rapid	result 1
		Opponent Joseph, V (Vernitrune)				Opponent Joseph, V (Vernitrune)
3	1	Tournament Western Cape Schools 2021				Tournament Western Cape Schools 2021
		date 2021-10-23	rnd 2	type Rapid	result 1	date 2021-10-23	rnd 2	type Rapid	result 1
		Opponent Joya, I (Imkhita)				Opponent Joya, I (Imkhita)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Western Cape Schools 2021				Tournament Overberg Topskole 2022
		date 2021-10-23	rnd 5	type Rapid	result 1	date 2022-08-20	rnd 2	type Standard	result 1
		Opponent Joseph, V (Vernitrune)				Opponent Tompson, C (Caleb)
2	2	Tournament Overberg Schools Trials 2021				Tournament Overberg Schools Trials 2021
		date 2021-09-18	rnd 3	type Rapid	result 1	date 2021-09-18	rnd 4	type Rapid	result 1
		Opponent Basson, N (Nathan)				Opponent Davison, T (Thomas)
3	1	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-20	rnd 4	type Standard	result 1	date 2022-08-20	rnd 4	type Standard	result 1
		Opponent Ruiters, J (Justine)				Opponent Ruiters, J (Justine)

#	Games	Start				End
1	1	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-20	rnd 4	type Standard	result 1	date 2022-08-20	rnd 4	type Standard	result 1
		Opponent Ruiters, J (Justine)				Opponent Ruiters, J (Justine)
2	1	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-20	rnd 2	type Standard	result 1	date 2022-08-20	rnd 2	type Standard	result 1
		Opponent Tompson, C (Caleb)				Opponent Tompson, C (Caleb)

#	Games	Start				End
1	2	Tournament Overberg Schools Trials 2021				Tournament Overberg Schools Trials 2021
		date 2021-09-18	rnd 3	type Rapid	result 1	date 2021-09-18	rnd 4	type Rapid	result 1
		Opponent Basson, N (Nathan)				Opponent Davison, T (Thomas)
2	1	Tournament Western Cape Schools 2021				Tournament Western Cape Schools 2021
		date 2021-10-23	rnd 5	type Rapid	result 1	date 2021-10-23	rnd 5	type Rapid	result 1
		Opponent Joseph, V (Vernitrune)				Opponent Joseph, V (Vernitrune)
3	1	Tournament Western Cape Schools 2021				Tournament Western Cape Schools 2021
		date 2021-10-23	rnd 2	type Rapid	result 1	date 2021-10-23	rnd 2	type Rapid	result 1
		Opponent Joya, I (Imkhita)				Opponent Joya, I (Imkhita)

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	Hansen ,D (Damian)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Hansen ,D (Damian)	1	1174.1	749.1	1	1160.2	749.1	0	0	0	0	0	0
2	Kiessling ,K (Kai)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Kiessling ,K (Kai)	1	1299.3	874.3	1	1283.6	874.3	0	0	0	0	0	0
3	Ruiters ,J (Justine)	1	1	425	1	1	425	0	0	0	0	0	0
3	Ruiters ,J (Justine)	1	1127.6	1552.6	1	1112.4	1552.6	0	0	0	0	0	0
4	Tompson ,C (Caleb)	1	1	425	1	1	425	0	0	0	0	0	0
4	Tompson ,C (Caleb)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Joseph ,V (Vernitrune)	1	1	425	0	0	0	1	1	425	0	0	0
5	Joseph ,V (Vernitrune)	1	1151.4	1576.4	0	0	0	1	1117.2	1576.4	0	0	0
6	Ruiters ,B (Bea)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Ruiters ,B (Bea)	1	1272.9	847.9	0	0	0	1	1290.6	847.9	0	0	0
7	Opperman ,C (Connor)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Opperman ,C (Connor)	1	1596.2	1171.2	0	0	0	1	1254.4	1171.2	0	0	0
8	Joya ,I (Imkhita)	1	1	425	0	0	0	1	1	425	0	0	0
8	Joya ,I (Imkhita)	1	1178.9	1603.9	0	0	0	1	1200	1603.9	0	0	0
9	Smith ,S (Shiloh)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Smith ,S (Shiloh)	1	1175	750	0	0	0	1	1218	750	0	0	0
10	Shaw ,T (Tessa)	1	1	425	0	0	0	1	1	425	0	0	0
10	Shaw ,T (Tessa)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Petersen, C (Cassandra)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms