Chess South Africa Ratings Database

PLAYER PAGE

Personal

Fredericks, D (Devone)

Chess SA id

202046590

FIDE id

Date of birth

2002-12-17 (Adult)

Gender

Female

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-02-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1044.8	1076.4	809.2	840
Raw rating	1044.8	1076.4	809.2	840
Weighted rating	1044.8	1076.4	809.2	840
Weighted performance	227	0	0	0
Floor	544.8	576.4	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	206.8	197.7	289.4	276.9
Highest rating	1399.1 2018-03-01	1399.1 2018-03-01	1200 2018-01-01	1200 2024-02-01
Highest raw rating	1044.8 2024-02-01	1076.4 2024-02-01	840 2018-01-01	840 2024-02-01
Highest weighted rating	1044.8 2024-11-01	1076.4 2024-11-01	840 2024-11-01	840 2024-11-01
Highest weighted performance	1399.1 2018-03-01	1399.1 2018-03-01	1200 2018-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1044.8	1076.4	809.2	840
Analysis
Rating	1044.8	1076.4	809.2	840
Raw rating	1044.8	1076.4	809.2	840
Weighted rating	1044.8	1076.4	809.2
Weighted performance	227	0	0
K-factor	40	40	40	40
Floor	544.8	576.4	500	500
Max/Min rating change allowed	206.8	197.7	289.4	276.9
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	1044.8	1076.4	809.2	840
New weighted rating	1044.8	1076.4	809.2	840
New weighted performance	226.7	0	0	0
Temp new rating	1044.8	1076.4	809.2	840
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1044.8	1076.4	809.2	840
New K-factor	40	40	40	40
New floor	544.8	576.4	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	78	60	18

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
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	35	20.5	58.57	72.9	1007.4	1080.3
Standard	24	16.5	68.75	159.4	1021.9	1181.3
Rapid	11	4	36.36	-115.9	975.8	859.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1044.8	1076.4	809.2	840
2025-09-01	1044.8	1076.4	809.2	840
2025-08-01	1044.8	1076.4	809.2	840
2025-07-01	1044.8	1076.4	809.2	840
2025-06-01	1044.8	1076.4	809.2	840
2025-05-01	1044.8	1076.4	809.2	840
2025-04-01	1044.8	1076.4	809.2	840
2025-03-01	1044.8	1076.4	809.2	840
2025-02-01	1044.8	1076.4	809.2	840
2025-01-01	1044.8	1076.4	809.2	840
2024-12-01	1044.8	1076.4	809.2	840
2024-11-01	1044.8	1076.4	809.2	840
2024-10-01	1044.8	1076.4	809.2	840
2024-09-01	1044.8	1076.4	809.2	840
2024-08-01	1044.8	1076.4	809.2	840
2024-07-01	1044.8	1076.4	809.2	840
2024-06-01	1044.8	1076.4	809.2	840
2024-08-01	1044.8	1076.4	809.2	840
2024-04-01	1044.8	1076.4	809.2	840
2024-03-01	1044.8	1076.4	809.2	840
2024-02-01	1044.8	1076.4	809.2	840
2024-01-01	1044.8	1076.4	809.2	840
2023-12-01	1044.8	1076.4	809.2	840
2023-11-01	1044.8	1076.4	809.2	840

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	Bo-Weskus Skole Prestige 2020 (O15+O18 Dogters)	2020-02-15	2020-02-15	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
2	Weskus Skole Prestige Skaak Kampioenskappe 2019 (O18 Dogters)	2019-03-02	2019-04-06	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
3	Bo-Weskus Skole Skaak Prestige 2019 (Ope Dogters)	2019-02-16	2019-02-16	Rapid	West Coast (WCU)	7	7	4	Yes	Analysis
4	Western Cape Kings & Queens 2018 (Girls)	2018-10-20	2018-10-20	Rapid	Cape Winelands (WCW)	5	4	0	Yes	Analysis
5	Western Cape Schools Individuals 2018 (U18 Girls)	2018-05-19	2018-05-20	Standard	Overberg (WOS)	6	6	3.5	Yes	Analysis
6	West Coast Schools Prestige Individual Championship 2018 (U18 Girls)	2018-03-10	2018-03-24	Standard	West Coast (WCU)	6	6	6	Yes	Analysis

#	Games	Start				End
1	7	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament Western Cape Schools Individuals 2018
		date 2018-03-10	rnd 1	type Standard	result 1	date 2018-05-19	rnd 1	type Standard	result 1
		Opponent Hickman, S (Storhm)				Opponent Erasmus, C (Chantesque)
2	6	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Bo-Weskus Skole Prestige 2020
		date 2019-03-02	rnd 3	type Standard	result 1	date 2020-02-15	rnd 2	type Standard	result 0.5
		Opponent Erasmus, C (Chantesque)				Opponent Cloete, R (Roberta)
3	3	Tournament Western Cape Schools Individuals 2018				Tournament Western Cape Schools Individuals 2018
		date 2018-05-19	rnd 4	type Standard	result 1	date 2018-05-20	rnd 6	type Standard	result 0.5
		Opponent Stemmet, Z (Zoe)				Opponent Fredericks, J (Janine)

#	Games	Start				End
1	7	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament Western Cape Schools Individuals 2018
		date 2018-03-10	rnd 1	type Standard	result 1	date 2018-05-19	rnd 1	type Standard	result 1
		Opponent Hickman, S (Storhm)				Opponent Erasmus, C (Chantesque)
2	6	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Bo-Weskus Skole Prestige 2020
		date 2019-03-02	rnd 3	type Standard	result 1	date 2020-02-15	rnd 2	type Standard	result 0.5
		Opponent Erasmus, C (Chantesque)				Opponent Cloete, R (Roberta)
3	4	Tournament Western Cape Schools Individuals 2018				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2018-05-19	rnd 4	type Standard	result 1	date 2019-03-02	rnd 1	type Standard	result 0.5
		Opponent Stemmet, Z (Zoe)				Opponent Smith, A (Alchanka)

#	Games	Start				End
1	2	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 1	type Rapid	result 1	date 2019-02-16	rnd 2	type Rapid	result 1
		Opponent Mtsewu, Z (Zintle)				Opponent Jantjies, J (Jo-Ann)
2	1	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 7	type Rapid	result 1	date 2019-02-16	rnd 7	type Rapid	result 1
		Opponent Owies, L (Lehanna)				Opponent Owies, L (Lehanna)
3	1	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 5	type Rapid	result 1	date 2019-02-16	rnd 5	type Rapid	result 1
		Opponent Snell, M (Mickaylen)				Opponent Snell, M (Mickaylen)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament Western Cape Schools Individuals 2018
		date 2018-03-10	rnd 1	type Standard	result 1	date 2018-05-19	rnd 1	type Standard	result 1
		Opponent Hickman, S (Storhm)				Opponent Erasmus, C (Chantesque)
2	3	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-03-02	rnd 3	type Standard	result 1	date 2019-04-06	rnd 5	type Standard	result 1
		Opponent Erasmus, C (Chantesque)				Opponent Booyse, C (Chloe)
3	2	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 1	type Rapid	result 1	date 2019-02-16	rnd 2	type Rapid	result 1
		Opponent Mtsewu, Z (Zintle)				Opponent Jantjies, J (Jo-Ann)

#	Games	Start				End
1	7	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament Western Cape Schools Individuals 2018
		date 2018-03-10	rnd 1	type Standard	result 1	date 2018-05-19	rnd 1	type Standard	result 1
		Opponent Hickman, S (Storhm)				Opponent Erasmus, C (Chantesque)
2	3	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-03-02	rnd 3	type Standard	result 1	date 2019-04-06	rnd 5	type Standard	result 1
		Opponent Erasmus, C (Chantesque)				Opponent Booyse, C (Chloe)
3	2	Tournament Western Cape Schools Individuals 2018				Tournament Western Cape Schools Individuals 2018
		date 2018-05-19	rnd 4	type Standard	result 1	date 2018-05-20	rnd 5	type Standard	result 1
		Opponent Stemmet, Z (Zoe)				Opponent Arries, T (Taryn)

#	Games	Start				End
1	2	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 1	type Rapid	result 1	date 2019-02-16	rnd 2	type Rapid	result 1
		Opponent Mtsewu, Z (Zintle)				Opponent Jantjies, J (Jo-Ann)
2	1	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 7	type Rapid	result 1	date 2019-02-16	rnd 7	type Rapid	result 1
		Opponent Owies, L (Lehanna)				Opponent Owies, L (Lehanna)
3	1	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 5	type Rapid	result 1	date 2019-02-16	rnd 5	type Rapid	result 1
		Opponent Snell, M (Mickaylen)				Opponent Snell, M (Mickaylen)

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	Erasmus ,C (Chantesque)	3	3	425	3	3	425	0	0	0	0	0	0
1	Erasmus ,C (Chantesque)	3	998.9	1423.9	3	996.4	1423.9	0	0	0	0	0	0
2	Kamfer ,H (Henriette)	2	2	425	2	2	425	0	0	0	0	0	0
2	Kamfer ,H (Henriette)	2	1115.8	1540.8	2	1088.6	1540.8	0	0	0	0	0	0
3	Julies ,GA (Gerchly-Ann)	2	1	0	2	1	0	0	0	0	0	0	0
3	Julies ,GA (Gerchly-Ann)	2	868.2	868.2	2	870.6	868.2	0	0	0	0	0	0
4	Slimmert ,L (Lydine)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
4	Slimmert ,L (Lydine)	2	870.8	1083.2	2	859	1083.2	0	0	0	0	0	0
5	Stemmet ,Z (Zoe)	2	1	0	1	1	425	1	0	-425	0	0	0
5	Stemmet ,Z (Zoe)	2	739.2	739.2	1	735.4	1164.2	1	639	314.2	0	0	0
6	Cloete ,R (Roberta)	2	0.5	-212.5	1	0.5	0	1	0	-425	0	0	0
6	Cloete ,R (Roberta)	2	1174.4	961.9	1	1314.1	1174.4	1	662.8	749.4	0	0	0
7	Maarman ,P (Perusha)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Maarman ,P (Perusha)	1	1279.8	854.8	1	1265.5	854.8	0	0	0	0	0	0
8	Farmer ,B (Bridgette)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Farmer ,B (Bridgette)	1	773.5	348.5	1	702	348.5	0	0	0	0	0	0
9	Klasse ,B (Barrunique)	1	1	425	1	1	425	0	0	0	0	0	0
9	Klasse ,B (Barrunique)	1	670.8	1095.8	1	670.8	1095.8	0	0	0	0	0	0
10	Maletta ,L (Legene)	1	1	425	1	1	425	0	0	0	0	0	0
10	Maletta ,L (Legene)	1	1494.9	1919.9	1	1484.9	1919.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Fredericks, D (Devone)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms