Chess South Africa Ratings Database

PLAYER PAGE

Personal

Carstens, O (Oda)

Chess SA id

2150151157

FIDE id

Date of birth

2015-07-11 (U12)

Gender

Female

Region

Chess South Africa (CSA)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1202.3	1196.4	1216.8	1200
Raw rating	1182.2	1177.1	1216.8	1200
Weighted rating	1202.3	1196.4	1215	1200
Weighted performance	0	0	0	0
Floor	707.2	700	716.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	170.1	171.3	161.9	165.8
Highest rating	1207.2 2024-03-01	1200 2018-10-01	1245.2 2024-02-01	1200 2018-10-01
Highest raw rating	1207.2 2024-03-01	1200 2024-02-01	1216.8 2024-03-01	1200 2024-02-01
Highest weighted rating	1207.2 2018-10-01	1200 2018-10-01	1213 2025-08-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2024-02-01	1245.2 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1.4	-1.7	0	0
New rating	1200.8	1194.7	1216.8	1200
Analysis
Rating	1202.3	1196.4	1216.8	1200
Raw rating	1182.2	1177.1	1216.8	1200
Weighted rating	1202.3	1196.4	1215
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	707.2	700	716.8	700
Max/Min rating change allowed	170.1	171.3	161.9	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	1182.2	1177.1	1216.8	1200
New weighted rating	1200.8	1194.7	1215.7	1200
New weighted performance	0	0	0	0
Temp new rating	1200.8	1194.7	1216.8	1200
Temp new rating +/-	-1.4	-1.7	0	0
Final new rating +/-	-1.4	-1.7	0	0
New rating	1200.8	1194.7	1216.8	1200
New K-factor	36	36	36	36
New floor	707.2	700	716.8	700

Item	Main	Standard	Rapid
	0	0	0
	6	6	0
	5	0	5
	5	0	5
	0	0	0
	0	0	0
History	16	6	10

Games since
	Main 11	Standard 6		Rapid 5		Blitz 0
Gender	Female
Age group	U12
Region	Chess South Africa (CSA)
Province
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 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	6	2	33.33	-141.7	1230.7	1089
Standard	6	2	33.33	-141.7	1230.7	1089
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	16	7	43.75	-53.1	1219.9	1166.7
Standard	6	2	33.33	-141.7	1230.7	1089
Rapid	10	5	50	0	1213.3	1213.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1182.2	1177.1	1216.8	1200
2025-09-01	1182.2	1177.1	1216.8	1200
2025-08-01	1207.2	1200	1216.8	1200
2025-07-01	1207.2	1200	1216.8	1200
2025-06-01	1207.2	1200	1216.8	1200
2025-05-01	1207.2	1200	1216.8	1200
2025-04-01	1207.2	1200	1216.8	1200
2025-03-01	1207.2	1200	1216.8	1200
2025-02-01	1207.2	1200	1216.8	1200
2025-01-01	1207.2	1200	1216.8	1200
2024-12-01	1207.2	1200	1216.8	1200
2024-11-01	1207.2	1200	1216.8	1200
2024-10-01	1207.2	1200	1216.8	1200
2024-09-01	1207.2	1200	1216.8	1200
2024-08-01	1207.2	1200	1216.8	1200
2024-07-01	1207.2	1200	1216.8	1200
2024-06-01	1207.2	1200	1216.8	1200
2024-08-01	1207.2	1200	1216.8	1200
2024-04-01	1207.2	1200	1216.8	1200
2024-03-01	1207.2	1200	1216.8	1200
2024-02-01	1177	1200	1162	1200
2024-01-01	1177	1200	1162	1200
2023-12-01	1177	1200	1162	1200
2023-11-01	1177	1200	1162	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	CT Metro District East Top Schools Chess 2025 (U9+U11 Girls)	2025-08-02	2025-08-03	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	CT Metro District East Top Schools Chess 2025 (U9+U11 Girls)	2025-08-02	2025-08-03	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
2	Mary-Anne Bartels Closed Chess Tournament 2024 (U7+U9 Mixed)	2024-02-24	2024-02-24	Rapid	Cape Town (WCT)	5	5	3.5	Yes	Analysis
3	Mary-Anne Bartels Chess Tournament 2023 (U7+U9)	2023-02-21	2023-02-21	Rapid	Cape Town (WCT)	5	5	1.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament Mary-Anne Bartels Closed Chess Tournament 2024				Tournament Mary-Anne Bartels Closed Chess Tournament 2024
		date 2024-02-24	rnd 4	type Rapid	result 1	date 2024-02-24	rnd 5	type Rapid	result 0.5
		Opponent Immelman, W (Wiahn)				Opponent Batt, C (Chanelle)
2	2	Tournament Mary-Anne Bartels Closed Chess Tournament 2024				Tournament Mary-Anne Bartels Closed Chess Tournament 2024
		date 2024-02-24	rnd 1	type Rapid	result 1	date 2024-02-24	rnd 2	type Rapid	result 1
		Opponent Mynhardt, J (Jan)				Opponent Viljoen, L (Lihan)
3	2	Tournament Mary-Anne Bartels Chess Tournament 2023				Tournament Mary-Anne Bartels Chess Tournament 2023
		date 2023-02-21	rnd 2	type Rapid	result 0.5	date 2023-02-21	rnd 3	type Rapid	result 1
		Opponent Jansen Van Rysse, G (Gustav)				Opponent Smook, X (Xandre)

#	Games	Start				End
1	1	Tournament CT Metro District East Top Schools Chess 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-08-03	rnd 6	type Standard	result 1	date 2025-08-03	rnd 6	type Standard	result 1
		Opponent Sierra, M (Madison Morgan)				Opponent Sierra, M (Madison Morgan)
2	1	Tournament CT Metro District East Top Schools Chess 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-08-02	rnd 3	type Standard	result 1	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Smith, S (Sophia)				Opponent Smith, S (Sophia)

#	Games	Start				End
1	2	Tournament Mary-Anne Bartels Closed Chess Tournament 2024				Tournament Mary-Anne Bartels Closed Chess Tournament 2024
		date 2024-02-24	rnd 4	type Rapid	result 1	date 2024-02-24	rnd 5	type Rapid	result 0.5
		Opponent Immelman, W (Wiahn)				Opponent Batt, C (Chanelle)
2	2	Tournament Mary-Anne Bartels Closed Chess Tournament 2024				Tournament Mary-Anne Bartels Closed Chess Tournament 2024
		date 2024-02-24	rnd 1	type Rapid	result 1	date 2024-02-24	rnd 2	type Rapid	result 1
		Opponent Mynhardt, J (Jan)				Opponent Viljoen, L (Lihan)
3	2	Tournament Mary-Anne Bartels Chess Tournament 2023				Tournament Mary-Anne Bartels Chess Tournament 2023
		date 2023-02-21	rnd 2	type Rapid	result 0.5	date 2023-02-21	rnd 3	type Rapid	result 1
		Opponent Jansen Van Rysse, G (Gustav)				Opponent Smook, X (Xandre)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Mary-Anne Bartels Closed Chess Tournament 2024				Tournament Mary-Anne Bartels Closed Chess Tournament 2024
		date 2024-02-24	rnd 1	type Rapid	result 1	date 2024-02-24	rnd 2	type Rapid	result 1
		Opponent Mynhardt, J (Jan)				Opponent Viljoen, L (Lihan)
2	1	Tournament CT Metro District East Top Schools Chess 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-08-03	rnd 6	type Standard	result 1	date 2025-08-03	rnd 6	type Standard	result 1
		Opponent Sierra, M (Madison Morgan)				Opponent Sierra, M (Madison Morgan)
3	1	Tournament CT Metro District East Top Schools Chess 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-08-02	rnd 3	type Standard	result 1	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Smith, S (Sophia)				Opponent Smith, S (Sophia)

#	Games	Start				End
1	1	Tournament CT Metro District East Top Schools Chess 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-08-03	rnd 6	type Standard	result 1	date 2025-08-03	rnd 6	type Standard	result 1
		Opponent Sierra, M (Madison Morgan)				Opponent Sierra, M (Madison Morgan)
2	1	Tournament CT Metro District East Top Schools Chess 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-08-02	rnd 3	type Standard	result 1	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Smith, S (Sophia)				Opponent Smith, S (Sophia)

#	Games	Start				End
1	2	Tournament Mary-Anne Bartels Closed Chess Tournament 2024				Tournament Mary-Anne Bartels Closed Chess Tournament 2024
		date 2024-02-24	rnd 1	type Rapid	result 1	date 2024-02-24	rnd 2	type Rapid	result 1
		Opponent Mynhardt, J (Jan)				Opponent Viljoen, L (Lihan)
2	1	Tournament Mary-Anne Bartels Closed Chess Tournament 2024				Tournament Mary-Anne Bartels Closed Chess Tournament 2024
		date 2024-02-24	rnd 4	type Rapid	result 1	date 2024-02-24	rnd 4	type Rapid	result 1
		Opponent Immelman, W (Wiahn)				Opponent Immelman, W (Wiahn)
3	1	Tournament Mary-Anne Bartels Chess Tournament 2023				Tournament Mary-Anne Bartels Chess Tournament 2023
		date 2023-02-21	rnd 3	type Rapid	result 1	date 2023-02-21	rnd 3	type Rapid	result 1
		Opponent Smook, X (Xandre)				Opponent Smook, X (Xandre)

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	Bhukula ,S (Sinofefe)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Bhukula ,S (Sinofefe)	2	1235.5	810.5	2	1239.2	810.5	0	0	0	0	0	0
2	de Wet ,Z (Zoey)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	de Wet ,Z (Zoey)	2	1239.3	814.3	2	1317.4	814.3	0	0	0	0	0	0
3	Smith ,S (Sophia)	1	1	425	1	1	425	0	0	0	0	0	0
3	Smith ,S (Sophia)	1	1223.5	1648.5	1	1200	1648.5	0	0	0	0	0	0
4	Sierra ,M (Madison Morgan)	1	1	425	1	1	425	0	0	0	0	0	0
4	Sierra ,M (Madison Morgan)	1	1210.9	1635.9	1	1200	1635.9	0	0	0	0	0	0
5	Smook ,X (Xandre)	1	1	425	0	0	0	1	1	425	0	0	0
5	Smook ,X (Xandre)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
6	Marais ,A (Alexander)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Marais ,A (Alexander)	1	1330.4	905.4	0	0	0	1	1360.4	905.4	0	0	0
7	Immelman ,W (Wiahn)	1	1	425	0	0	0	1	1	425	0	0	0
7	Immelman ,W (Wiahn)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Webb ,P (Paul)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Webb ,P (Paul)	1	1202.9	777.9	0	0	0	1	1205.9	777.9	0	0	0
9	Mynhardt ,J (Jan)	1	1	425	0	0	0	1	1	425	0	0	0
9	Mynhardt ,J (Jan)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Human ,L (Liam)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Human ,L (Liam)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Carstens, O (Oda)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms