Chess South Africa Ratings Database

PLAYER PAGE

Personal

Alkaster, M (Mianca)

Chess SA id

2070151322

FIDE id

Date of birth

2007-01-26 (U20)

Gender

Female

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-04-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1166.2

Item	Main	Standard	Rapid	Blitz
Rating	1170.8	1166.8	1200	1200
Raw rating	1170.8	1166.8	1200	1200
Weighted rating	1160.1	1153.2	1200	1200
Weighted performance	1024.3	1015.6	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	172.9	173.8	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1170.8	1166.8	1200	1200
Analysis
Rating	1170.8	1166.8	1200	1200
Raw rating	1170.8	1166.8	1200	1200
Weighted rating	1160.1	1153.2	1200
Weighted performance	1024.3	1015.6	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	172.9	173.8	165.8	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	1170.8	1166.8	1200	1200
New weighted rating	1161.2	1154.7	1200	1200
New weighted performance	1023.9	1015.2	0	0
Temp new rating	1170.8	1166.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1170.8	1166.8	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	16	16
	0	0
	10	10
	0	0
	0	0
History	26	26

Games since
	Main 16	Standard 16		Rapid 0		Blitz 0
Gender	Female
Age group	U20
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 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	16	7.5	46.88	-26.6	1196.1	1169.6
Standard	16	7.5	46.88	-26.6	1196.1	1169.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	26	11.5	44.23	-49	1173.7	1124.7
Standard	26	11.5	44.23	-49	1173.7	1124.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1170.8	1166.8	1200	1200
2025-09-01	1170.8	1166.8	1200	1200
2025-08-01	1170.8	1166.8	1200	1200
2025-07-01	1170.8	1166.8	1200	1200
2025-06-01	1170.8	1166.8	1200	1200
2025-05-01	1170.8	1166.8	1200	1200
2025-04-01	1162.5	1158.6	1200	1200
2025-03-01	1149.8	1139.5	1200	1200
2025-02-01	1150.8	1141.2	1200	1200
2025-01-01	1150.8	1141.2	1200	1200
2024-12-01	1150.8	1141.2	1200	1200
2024-11-01	1150.8	1141.2	1200	1200
2024-10-01	1150.8	1141.2	1200	1200
2024-09-01	1150.8	1141.2	1200	1200
2024-08-01	1150.8	1141.2	1200	1200
2024-07-01	1150.8	1141.2	1200	1200
2024-06-01	1150.8	1141.2	1200	1200
2024-08-01	1150.8	1141.2	1200	1200
2024-04-01	1150.8	1141.2	1200	1200
2024-03-01	1150.8	1141.2	1200	1200
2024-02-01	1150.8	1141.2	1200	1200
2024-01-01	1150.8	1141.2	1200	1200
2023-12-01	1150.8	1141.2	1200	1200
2023-11-01	1150.8	1141.2	1200	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	Western Cape Schools Individual Championship 2025 (U19 Girls)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
2	Cape Winelands Schools Prestige 2025 (U19 Girls)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis
3	Cape Winelands Schools - Trials 1 2025 (U19 Girls)	2025-02-08	2025-02-08	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools Individual Championship 2025 (U19 Girls)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
2	Cape Winelands Schools Prestige 2025 (U19 Girls)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis
3	Cape Winelands Schools - Trials 1 2025 (U19 Girls)	2025-02-08	2025-02-08	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
4	Cape Winelands Schools Prestige 2023 (U17 Girls)	2023-03-11	2023-03-11	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
5	Cape Winelands Schools Chess - Trials 1 2023 (U17 Girls)	2023-02-25	2023-02-25	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 2	type Standard	result 1	date 2025-04-26	rnd 3	type Standard	result 1
		Opponent Damons, N (Natasha)				Opponent Grobbelaar, C (Chanelle)
2	2	Tournament Cape Winelands Schools Prestige 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-03-08	rnd 4	type Standard	result 0.5	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Grobbelaar, C (Chanelle)				Opponent Jacobs, M (Michelle)
3	2	Tournament Cape Winelands Schools Prestige 2023				Tournament Cape Winelands Schools Prestige 2023
		date 2023-03-11	rnd 4	type Standard	result 0.5	date 2023-03-11	rnd 5	type Standard	result 1
		Opponent Nortje, M (Melvinia)				Opponent Julius, A (Amy)

#	Games	Start				End
1	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 2	type Standard	result 1	date 2025-04-26	rnd 3	type Standard	result 1
		Opponent Damons, N (Natasha)				Opponent Grobbelaar, C (Chanelle)
2	2	Tournament Cape Winelands Schools Prestige 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-03-08	rnd 4	type Standard	result 0.5	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Grobbelaar, C (Chanelle)				Opponent Jacobs, M (Michelle)
3	2	Tournament Cape Winelands Schools Prestige 2023				Tournament Cape Winelands Schools Prestige 2023
		date 2023-03-11	rnd 4	type Standard	result 0.5	date 2023-03-11	rnd 5	type Standard	result 1
		Opponent Nortje, M (Melvinia)				Opponent Julius, A (Amy)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 2	type Standard	result 1	date 2025-04-26	rnd 3	type Standard	result 1
		Opponent Damons, N (Natasha)				Opponent Grobbelaar, C (Chanelle)
2	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-27	rnd 6	type Standard	result 1	date 2025-04-27	rnd 6	type Standard	result 1
		Opponent Radloff, I (Ivanicha)				Opponent Radloff, I (Ivanicha)
3	1	Tournament Cape Winelands Schools Prestige 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Jacobs, M (Michelle)				Opponent Jacobs, M (Michelle)

#	Games	Start				End
1	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 2	type Standard	result 1	date 2025-04-26	rnd 3	type Standard	result 1
		Opponent Damons, N (Natasha)				Opponent Grobbelaar, C (Chanelle)
2	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-27	rnd 6	type Standard	result 1	date 2025-04-27	rnd 6	type Standard	result 1
		Opponent Radloff, I (Ivanicha)				Opponent Radloff, I (Ivanicha)
3	1	Tournament Cape Winelands Schools Prestige 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Jacobs, M (Michelle)				Opponent Jacobs, M (Michelle)

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	Grobbelaar ,C (Chanelle)	4	1.5	-106.2	4	1.5	-106.2	0	0	0	0	0	0
1	Grobbelaar ,C (Chanelle)	4	1219.6	1113.4	4	1206.5	1113.4	0	0	0	0	0	0
2	Nortje ,M (Melvinia)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
2	Nortje ,M (Melvinia)	3	1043.7	760.4	3	1013	760.4	0	0	0	0	0	0
3	Julius ,A (Amy)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
3	Julius ,A (Amy)	3	1144.4	1286.1	3	1151.3	1286.1	0	0	0	0	0	0
4	Adams ,L (Leigh)	1	1	425	1	1	425	0	0	0	0	0	0
4	Adams ,L (Leigh)	1	1123.9	1548.9	1	1145.6	1548.9	0	0	0	0	0	0
5	Springveldt ,D (Deileeya)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Springveldt ,D (Deileeya)	1	1135.4	710.4	1	1139.2	710.4	0	0	0	0	0	0
6	Steenkamp ,L (Lindall)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Steenkamp ,L (Lindall)	1	1176.4	751.4	1	1127.2	751.4	0	0	0	0	0	0
7	Brown ,H (Hannah)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Brown ,H (Hannah)	1	1179.9	754.9	1	1170.7	754.9	0	0	0	0	0	0
8	Keyster ,W (Wayleetho)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Keyster ,W (Wayleetho)	1	1169.5	744.5	1	1166.7	744.5	0	0	0	0	0	0
9	Brink ,A (Anika)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Brink ,A (Anika)	1	1168.5	743.5	1	1161.6	743.5	0	0	0	0	0	0
10	Damons ,N (Natasha)	1	1	425	1	1	425	0	0	0	0	0	0
10	Damons ,N (Natasha)	1	1199.8	1624.8	1	1199.7	1624.8	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

Alkaster, M (Mianca)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms