Chess South Africa Ratings Database

PLAYER PAGE

Personal

Calaz, R (Rachael)

Chess SA id

201066265

FIDE id

Date of birth

2001-12-06 (Adult)

Gender

Female

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-07-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	946	946	769	769
Raw rating	946	946	769	769
Weighted rating	945.7	946	769	769
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	238.1	238.1	306.4	306.4
Highest rating	1200 2018-01-01	1200 2018-01-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	946 2024-02-01	946 2024-02-01	769 2024-02-01	769 2024-02-01
Highest weighted rating	946 2024-11-01	946 2024-11-01	769 2024-11-01	769 2024-11-01
Highest weighted performance	1200 2018-01-01	1200 2018-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	946	946	769	769
Analysis
Rating	946	946	769	769
Raw rating	946	946	769	769
Weighted rating	945.7	946	769
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	238.1	238.1	306.4	306.4
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	946	946	769	769
New weighted rating	945.9	946	769	769
New weighted performance	0	0	0	0
Temp new rating	946	946	769	769
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	946	946	769	769
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	42	42

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult 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	5.5	55	42.5	1145.3	1187.8
Standard	10	5.5	55	42.5	1145.3	1187.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	946	946	769	769
2025-09-01	946	946	769	769
2025-08-01	946	946	769	769
2025-07-01	946	946	769	769
2025-06-01	946	946	769	769
2025-05-01	946	946	769	769
2025-04-01	946	946	769	769
2025-03-01	946	946	769	769
2025-02-01	946	946	769	769
2025-01-01	946	946	769	769
2024-12-01	946	946	769	769
2024-11-01	946	946	769	769
2024-10-01	946	946	769	769
2024-09-01	946	946	769	769
2024-08-01	946	946	769	769
2024-07-01	946	946	769	769
2024-06-01	946	946	769	769
2024-08-01	946	946	769	769
2024-04-01	946	946	769	769
2024-03-01	946	946	769	769
2024-02-01	946	946	769	769
2024-01-01	946	946	769	769
2023-12-01	915.7	942.2	769	769
2023-11-01	915.7	942.2	769	769

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	JHB North High School League 2019	2019-02-19	2019-07-22	Standard	Chess Excellence (CEX)	5	5	3	Yes	Analysis
2	ChessExcellence JHB North High School League 2018	2018-02-19	2018-06-18	Standard	Chess Excellence (CEX)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament ChessExcellence JHB North High School League 2018				Tournament JHB North High School League 2019
		date 2018-04-21	rnd 4	type Standard	result 0.5	date 2019-02-19	rnd 1	type Standard	result 1
		Opponent Imbrolio, C (Cameron)				Opponent Njonda, T (Tanaka)
2	2	Tournament JHB North High School League 2019				Tournament JHB North High School League 2019
		date 2019-05-27	rnd 3	type Standard	result 1	date 2019-07-08	rnd 4	type Standard	result 1
		Opponent Linde, B (Benjamin)				Opponent Siwale, C (Chesiar)
3	1	Tournament ChessExcellence JHB North High School League 2018				Tournament ChessExcellence JHB North High School League 2018
		date 2018-02-19	rnd 1	type Standard	result 1	date 2018-02-19	rnd 1	type Standard	result 1
		Opponent Doovalingham, K (Kaelin)				Opponent Doovalingham, K (Kaelin)

#	Games	Start				End
1	3	Tournament ChessExcellence JHB North High School League 2018				Tournament JHB North High School League 2019
		date 2018-04-21	rnd 4	type Standard	result 0.5	date 2019-02-19	rnd 1	type Standard	result 1
		Opponent Imbrolio, C (Cameron)				Opponent Njonda, T (Tanaka)
2	2	Tournament JHB North High School League 2019				Tournament JHB North High School League 2019
		date 2019-05-27	rnd 3	type Standard	result 1	date 2019-07-08	rnd 4	type Standard	result 1
		Opponent Linde, B (Benjamin)				Opponent Siwale, C (Chesiar)
3	1	Tournament ChessExcellence JHB North High School League 2018				Tournament ChessExcellence JHB North High School League 2018
		date 2018-02-19	rnd 1	type Standard	result 1	date 2018-02-19	rnd 1	type Standard	result 1
		Opponent Doovalingham, K (Kaelin)				Opponent Doovalingham, K (Kaelin)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament JHB North High School League 2019				Tournament JHB North High School League 2019
		date 2019-05-27	rnd 3	type Standard	result 1	date 2019-07-08	rnd 4	type Standard	result 1
		Opponent Linde, B (Benjamin)				Opponent Siwale, C (Chesiar)
2	2	Tournament ChessExcellence JHB North High School League 2018				Tournament JHB North High School League 2019
		date 2018-06-18	rnd 5	type Standard	result 1	date 2019-02-19	rnd 1	type Standard	result 1
		Opponent Hami, N (Nicholas)				Opponent Njonda, T (Tanaka)
3	1	Tournament ChessExcellence JHB North High School League 2018				Tournament ChessExcellence JHB North High School League 2018
		date 2018-02-19	rnd 1	type Standard	result 1	date 2018-02-19	rnd 1	type Standard	result 1
		Opponent Doovalingham, K (Kaelin)				Opponent Doovalingham, K (Kaelin)

#	Games	Start				End
1	2	Tournament JHB North High School League 2019				Tournament JHB North High School League 2019
		date 2019-05-27	rnd 3	type Standard	result 1	date 2019-07-08	rnd 4	type Standard	result 1
		Opponent Linde, B (Benjamin)				Opponent Siwale, C (Chesiar)
2	2	Tournament ChessExcellence JHB North High School League 2018				Tournament JHB North High School League 2019
		date 2018-06-18	rnd 5	type Standard	result 1	date 2019-02-19	rnd 1	type Standard	result 1
		Opponent Hami, N (Nicholas)				Opponent Njonda, T (Tanaka)
3	1	Tournament ChessExcellence JHB North High School League 2018				Tournament ChessExcellence JHB North High School League 2018
		date 2018-02-19	rnd 1	type Standard	result 1	date 2018-02-19	rnd 1	type Standard	result 1
		Opponent Doovalingham, K (Kaelin)				Opponent Doovalingham, K (Kaelin)

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	Linde ,B (Benjamin)	1	1	425	1	1	425	0	0	0	0	0	0
1	Linde ,B (Benjamin)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Mcilree ,J (James)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Mcilree ,J (James)	1	1181.1	756.1	1	1193.8	756.1	0	0	0	0	0	0
3	Njonda ,T (Tanaka)	1	1	425	1	1	425	0	0	0	0	0	0
3	Njonda ,T (Tanaka)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Harvey ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Harvey ,D (Daniel)	1	1053.3	628.3	1	1053.3	628.3	0	0	0	0	0	0
5	Winterbach ,E (Eben)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Winterbach ,E (Eben)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Imbrolio ,C (Cameron)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Imbrolio ,C (Cameron)	1	854.8	854.8	1	854.8	854.8	0	0	0	0	0	0
7	Siwale ,C (Chesiar)	1	1	425	1	1	425	0	0	0	0	0	0
7	Siwale ,C (Chesiar)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Hami ,N (Nicholas)	1	1	425	1	1	425	0	0	0	0	0	0
8	Hami ,N (Nicholas)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Doovalingham ,K (Kaelin)	1	1	425	1	1	425	0	0	0	0	0	0
9	Doovalingham ,K (Kaelin)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Lou ,Y (Yi)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Lou ,Y (Yi)	1	1164.1	739.1	1	1156.8	739.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Calaz, R (Rachael)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms