Chess South Africa Ratings Database

PLAYER PAGE

Personal

Stone, FG (Frederick George)

Chess SA id

110092657

FIDE id

Date of birth

2010-01-18 (U16)

Gender

Male

Region

Tshwane (GTP)

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	1088.7	1061.9	1200	1200
Raw rating	1088.7	1061.9	1200	1200
Weighted rating	1088.7	1061.9	1200	1200
Weighted performance	257.1	255.2	0	0
Floor	746.1	758.4	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	194.3	201.9	165.8	165.8
Highest rating	1246.1 2019-08-01	1258.4 2019-08-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1246.1 2019-08-01	1258.4 2019-08-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1246.1 2018-02-01	1258.4 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1088.7	1061.9	1200	1200
Analysis
Rating	1088.7	1061.9	1200	1200
Raw rating	1088.7	1061.9	1200	1200
Weighted rating	1088.7	1061.9	1200
Weighted performance	257.1	255.2	0
K-factor	36	36	36	36
Floor	746.1	758.4	700	700
Max/Min rating change allowed	194.3	201.9	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	1088.7	1061.9	1200	1200
New weighted rating	1088.7	1061.9	1200	1200
New weighted performance	251.6	249.8	0	0
Temp new rating	1088.7	1061.9	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1088.7	1061.9	1200	1200
New K-factor	36	36	36	36
New floor	746.1	758.4	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	53	53

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-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	48	21.5	44.79	-44.3	1139.5	1095.2
Standard	48	21.5	44.79	-44.3	1139.5	1095.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1088.7	1061.9	1200	1200
2025-09-30	1088.7	1061.9	1200	1200
2025-09-01	1088.7	1061.9	1200	1200
2025-08-01	1088.7	1061.9	1200	1200
2025-07-01	1088.7	1061.9	1200	1200
2025-06-01	1088.7	1061.9	1200	1200
2025-05-01	1088.7	1061.9	1200	1200
2025-04-01	1088.7	1061.9	1200	1200
2025-03-01	1088.7	1061.9	1200	1200
2025-02-01	1088.7	1061.9	1200	1200
2025-01-01	1088.7	1061.9	1200	1200
2024-12-01	1088.7	1061.9	1200	1200
2024-11-01	1088.7	1061.9	1200	1200
2024-10-01	1088.7	1061.9	1200	1200
2024-09-01	1088.7	1061.9	1200	1200
2024-08-01	1088.7	1061.9	1200	1200
2024-07-01	1088.7	1061.9	1200	1200
2024-09-01	1088.7	1061.9	1200	1200
2024-05-01	1088.7	1061.9	1200	1200
2024-04-01	1088.7	1061.9	1200	1200
2024-03-01	1088.7	1061.9	1200	1200
2024-02-01	1088.7	1061.9	1200	1200
2024-01-01	1088.7	1061.9	1200	1200
2023-12-01	1088.7	1061.9	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	2020 Blou Bul (C)	2020-02-15	2020-02-15	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis
2	2020 Registration Tournament (C)	2020-01-25	2020-01-25	Standard	Tshwane (GTP)	5	4	0	Yes	Analysis
3	2019 South African Junior Team Championships (U10C)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis
4	2019 TC SAJCC Prep Tournament (C)	2019-11-30	2019-11-30	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
5	2019 Gauteng School League Finals (U9 Open)	2019-08-23	2019-08-23	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
6	2019 D3 Team League (U9)	2019-07-20	2019-07-20	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
7	Wonderboom Interhuis 2019 (U9)	2019-05-04	2019-05-22	Standard	Tshwane (GTP)	7	7	4.5	Yes	Analysis
8	2018 Menlo Open Chess Tournament (D)	2018-07-21	2018-07-21	Standard	Tshwane (GTP)	5	0	0	No	Analysis
9	2018 Swartkop Open (D)	2018-06-23	2018-06-23	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
10	2018 D3 Tshwane North Individual Chess Championships (U9 Mixed)	2018-03-24	2018-03-24	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament 2019 D3 Team League				Tournament 2019 D3 Team League
		date 2019-07-20	rnd 1	type Standard	result 1	date 2019-07-20	rnd 5	type Standard	result 1
		Opponent Sepuru, B (Bonolo)				Opponent Mabuela, T (Tsimologo)
2	3	Tournament Wonderboom Interhuis 2019				Tournament Wonderboom Interhuis 2019
		date 2019-05-04	rnd 4	type Standard	result 1	date 2019-05-08	rnd 6	type Standard	result 1
		Opponent Kruger, C (Carel)				Opponent Roelofse, J (Johani)
3	3	Tournament 2018 Swartkop Open				Tournament Wonderboom Interhuis 2019
		date 2018-06-23	rnd 5	type Standard	result 1	date 2019-05-04	rnd 2	type Standard	result 1
		Opponent Alberts, A (Anika)				Opponent Du Toit, J (Jason-Ti)

#	Games	Start				End
1	5	Tournament 2019 D3 Team League				Tournament 2019 D3 Team League
		date 2019-07-20	rnd 1	type Standard	result 1	date 2019-07-20	rnd 5	type Standard	result 1
		Opponent Sepuru, B (Bonolo)				Opponent Mabuela, T (Tsimologo)
2	3	Tournament Wonderboom Interhuis 2019				Tournament Wonderboom Interhuis 2019
		date 2019-05-04	rnd 4	type Standard	result 1	date 2019-05-08	rnd 6	type Standard	result 1
		Opponent Kruger, C (Carel)				Opponent Roelofse, J (Johani)
3	3	Tournament 2018 Swartkop Open				Tournament Wonderboom Interhuis 2019
		date 2018-06-23	rnd 5	type Standard	result 1	date 2019-05-04	rnd 2	type Standard	result 1
		Opponent Alberts, A (Anika)				Opponent Du Toit, J (Jason-Ti)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2018 Swartkop Open				Tournament Wonderboom Interhuis 2019
		date 2018-06-23	rnd 5	type Standard	result 1	date 2019-05-04	rnd 2	type Standard	result 1
		Opponent Alberts, A (Anika)				Opponent Du Toit, J (Jason-Ti)
2	2	Tournament 2019 TC SAJCC Prep Tournament				Tournament 2019 TC SAJCC Prep Tournament
		date 2019-11-30	rnd 2	type Standard	result 1	date 2019-11-30	rnd 3	type Standard	result 1
		Opponent De Jager, G (Gustave)				Opponent Bhudai, M (Milan)
3	2	Tournament 2019 D3 Team League				Tournament 2019 D3 Team League
		date 2019-07-20	rnd 4	type Standard	result 1	date 2019-07-20	rnd 5	type Standard	result 1
		Opponent Modingoane, K (Kegoratile)				Opponent Mabuela, T (Tsimologo)

#	Games	Start				End
1	3	Tournament 2018 Swartkop Open				Tournament Wonderboom Interhuis 2019
		date 2018-06-23	rnd 5	type Standard	result 1	date 2019-05-04	rnd 2	type Standard	result 1
		Opponent Alberts, A (Anika)				Opponent Du Toit, J (Jason-Ti)
2	2	Tournament 2019 TC SAJCC Prep Tournament				Tournament 2019 TC SAJCC Prep Tournament
		date 2019-11-30	rnd 2	type Standard	result 1	date 2019-11-30	rnd 3	type Standard	result 1
		Opponent De Jager, G (Gustave)				Opponent Bhudai, M (Milan)
3	2	Tournament 2019 D3 Team League				Tournament 2019 D3 Team League
		date 2019-07-20	rnd 4	type Standard	result 1	date 2019-07-20	rnd 5	type Standard	result 1
		Opponent Modingoane, K (Kegoratile)				Opponent Mabuela, T (Tsimologo)

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	Roelofse ,J (Johani)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
1	Roelofse ,J (Johani)	2	1158.3	1370.8	2	1150.6	1370.8	0	0	0	0	0	0
2	Klopper ,PA (Phillippus Arnoldus)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Klopper ,PA (Phillippus Arnoldus)	2	1207.5	782.5	2	1202.2	782.5	0	0	0	0	0	0
3	Ferreira ,A (Adriani)	2	2	425	2	2	425	0	0	0	0	0	0
3	Ferreira ,A (Adriani)	2	892.6	1317.6	2	891	1317.6	0	0	0	0	0	0
4	Yang ,JD (Daniel)	2	1	0	2	1	0	0	0	0	0	0	0
4	Yang ,JD (Daniel)	2	1171.7	1171.7	2	1156.2	1171.7	0	0	0	0	0	0
5	De Jager ,G (Gustave)	1	1	425	1	1	425	0	0	0	0	0	0
5	De Jager ,G (Gustave)	1	1061.5	1486.5	1	1052	1486.5	0	0	0	0	0	0
6	Roode ,LJ (Logan Johann)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Roode ,LJ (Logan Johann)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
7	Spokes ,KR (Kalen Ronin)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Spokes ,KR (Kalen Ronin)	1	656.4	231.4	1	656.4	231.4	0	0	0	0	0	0
8	Govender ,P (Pranau)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Govender ,P (Pranau)	1	990.2	565.2	1	987.5	565.2	0	0	0	0	0	0
9	Mabuela ,T (Tsimologo)	1	1	425	1	1	425	0	0	0	0	0	0
9	Mabuela ,T (Tsimologo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Green ,H (Hadrian)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Green ,H (Hadrian)	1	1047.2	622.2	1	1029.9	622.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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Statistics

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PLAYER PAGE

Personal

Stone, FG (Frederick George)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms