Chess South Africa Ratings Database

PLAYER PAGE

Personal

Oosthuizen, A (Alana)

Chess SA id

2120193246

FIDE id

Date of birth

2012-09-02 (U14)

Gender

Female

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-03-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1187.3	1194.7	1186.4	1200
Raw rating	1187.3	1194.7	1186.4	1200
Weighted rating	1186.1	1194.2	1185.1	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	168.8	167.1	169.1	165.8
Highest rating	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted performance	1200 2024-12-01	1200 2024-02-01	1200 2024-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1187.3	1194.7	1186.4	1200
Analysis
Rating	1187.3	1194.7	1186.4	1200
Raw rating	1187.3	1194.7	1186.4	1200
Weighted rating	1186.1	1194.2	1185.1
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	168.8	167.1	169.1	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	1187.3	1194.7	1186.4	1200
New weighted rating	1186	1194.2	1185.1	1200
New weighted performance	0	0	0	0
Temp new rating	1187.3	1194.7	1186.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1187.3	1194.7	1186.4	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

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

Games since
	Main 10	Standard 5		Rapid 5		Blitz 0
Gender	Female
Age group	U14
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 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	10	4.5	45	-42.5	1172.2	1129.8
Standard	5	2.5	50	0	1153.2	1153.2
Rapid	5	2	40	-85	1191.3	1106.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1187.3	1194.7	1186.4	1200
2025-09-01	1187.3	1194.7	1186.4	1200
2025-08-01	1187.3	1194.7	1186.4	1200
2025-07-01	1187.3	1194.7	1186.4	1200
2025-06-01	1187.3	1194.7	1186.4	1200
2025-05-01	1187.3	1194.7	1186.4	1200
2025-04-01	1187.3	1194.7	1186.4	1200
2025-03-01	1187.3	1194.7	1186.4	1200
2025-02-01	1187.3	1194.7	1186.4	1200
2025-01-01	1182.5	1192.4	1181.6	1200
2024-12-01	1182.5	1192.4	1181.6	1200
2024-11-01	1182.5	1192.4	1181.6	1200
2024-10-01	1182.5	1192.4	1181.6	1200
2024-09-01	1182.5	1192.4	1181.6	1200
2024-08-01	1182.5	1192.4	1181.6	1200
2024-07-01	1182.5	1192.4	1181.6	1200
2024-06-01	1182.5	1192.4	1181.6	1200
2024-08-01	1182.5	1192.4	1181.6	1200
2024-04-01	1182.5	1192.4	1181.6	1200
2024-03-01	1187.8	1200	1181.6	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	1200	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 Schools - PS Closed 2024 (U13 Girls)	2024-03-16	2024-03-16	Standard	Overberg (WOS)	5	5	2.5	Yes	Analysis
2	Overberg Swellendam Primary Schools Zone Trails Region 2 2024 (U13)	2024-02-10	2024-02-10	Rapid	Overberg (WOS)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 3	type Standard	result 1	date 2024-03-16	rnd 5	type Standard	result 1
		Opponent Philander, F (Faith)				Opponent Dreyer, M (Minette)
2	2	Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024				Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024
		date 2024-02-10	rnd 1	type Rapid	result 0.5	date 2024-02-10	rnd 2	type Rapid	result 0.5
		Opponent Henn, E (Enwill)				Opponent Chinyowa, J (Junior)
3	1	Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024				Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024
		date 2024-02-10	rnd 5	type Rapid	result 1	date 2024-02-10	rnd 5	type Rapid	result 1
		Opponent Hartzenberg, L (Luzane)				Opponent Hartzenberg, L (Luzane)

#	Games	Start				End
1	3	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 3	type Standard	result 1	date 2024-03-16	rnd 5	type Standard	result 1
		Opponent Philander, F (Faith)				Opponent Dreyer, M (Minette)

#	Games	Start				End
1	2	Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024				Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024
		date 2024-02-10	rnd 1	type Rapid	result 0.5	date 2024-02-10	rnd 2	type Rapid	result 0.5
		Opponent Henn, E (Enwill)				Opponent Chinyowa, J (Junior)
2	1	Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024				Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024
		date 2024-02-10	rnd 5	type Rapid	result 1	date 2024-02-10	rnd 5	type Rapid	result 1
		Opponent Hartzenberg, L (Luzane)				Opponent Hartzenberg, L (Luzane)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 5	type Standard	result 1	date 2024-03-16	rnd 5	type Standard	result 1
		Opponent Dreyer, M (Minette)				Opponent Dreyer, M (Minette)
2	1	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 3	type Standard	result 1	date 2024-03-16	rnd 3	type Standard	result 1
		Opponent Philander, F (Faith)				Opponent Philander, F (Faith)
3	1	Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024				Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024
		date 2024-02-10	rnd 5	type Rapid	result 1	date 2024-02-10	rnd 5	type Rapid	result 1
		Opponent Hartzenberg, L (Luzane)				Opponent Hartzenberg, L (Luzane)

#	Games	Start				End
1	1	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 5	type Standard	result 1	date 2024-03-16	rnd 5	type Standard	result 1
		Opponent Dreyer, M (Minette)				Opponent Dreyer, M (Minette)
2	1	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 3	type Standard	result 1	date 2024-03-16	rnd 3	type Standard	result 1
		Opponent Philander, F (Faith)				Opponent Philander, F (Faith)

#	Games	Start				End
1	1	Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024				Tournament Overberg Swellendam Primary Schools Zone Trails Region 2 2024
		date 2024-02-10	rnd 5	type Rapid	result 1	date 2024-02-10	rnd 5	type Rapid	result 1
		Opponent Hartzenberg, L (Luzane)				Opponent Hartzenberg, L (Luzane)

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	Philander ,F (Faith)	1	1	425	1	1	425	0	0	0	0	0	0
1	Philander ,F (Faith)	1	1130.4	1555.4	1	1180	1555.4	0	0	0	0	0	0
2	Dreyer ,M (Minette)	1	1	425	1	1	425	0	0	0	0	0	0
2	Dreyer ,M (Minette)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Jezelle ,M (Massyn)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Jezelle ,M (Massyn)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
4	Diederiks ,K (Katryn)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Diederiks ,K (Katryn)	1	1082.1	657.1	1	1080	657.1	0	0	0	0	0	0
5	Rock ,M (Mieke)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Rock ,M (Mieke)	1	1153.7	728.7	1	1140.6	728.7	0	0	0	0	0	0
6	Boes ,D (Daylan)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Boes ,D (Daylan)	1	1171.8	746.8	0	0	0	1	1215.2	746.8	0	0	0
7	Hartzenberg ,L (Luzane)	1	1	425	0	0	0	1	1	425	0	0	0
7	Hartzenberg ,L (Luzane)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Henn ,E (Enwill)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
8	Henn ,E (Enwill)	1	1184.9	1184.9	0	0	0	1	1181.6	1184.9	0	0	0
9	Chinyowa ,J (Junior)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
9	Chinyowa ,J (Junior)	1	1200	1200	0	0	0	1	1200	1200	0	0	0
10	Van Rooyen ,J (Johannes Christiaan)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Van Rooyen ,J (Johannes Christiaan)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Oosthuizen, A (Alana)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms