Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Lange, S (Sophia)

Chess SA id

2070098538

FIDE id

Date of birth

2007-03-29 (U20)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-02-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1102.1	1098.8	1200	1200
Raw rating	1102.1	1098.8	1200	1200
Weighted rating	1102.1	1098.8	1200	1200
Weighted performance	287.1	285.7	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	190.6	191.5	165.8	165.8
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1102.1	1098.8	1200	1200
Analysis
Rating	1102.1	1098.8	1200	1200
Raw rating	1102.1	1098.8	1200	1200
Weighted rating	1102.1	1098.8	1200
Weighted performance	287.1	285.7	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	190.6	191.5	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	1102.1	1098.8	1200	1200
New weighted rating	1102.1	1098.8	1200	1200
New weighted performance	286	284.6	0	0
Temp new rating	1102.1	1098.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1102.1	1098.8	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	47	47

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U20
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	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	47	20.5	43.62	-54.3	1148.6	1094.4
Standard	47	20.5	43.62	-54.3	1148.6	1094.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1102.1	1098.8	1200	1200
2025-09-01	1102.1	1098.8	1200	1200
2025-08-01	1102.1	1098.8	1200	1200
2025-07-01	1102.1	1098.8	1200	1200
2025-06-01	1102.1	1098.8	1200	1200
2025-05-01	1102.1	1098.8	1200	1200
2025-04-01	1102.1	1098.8	1200	1200
2025-03-01	1102.1	1098.8	1200	1200
2025-02-01	1102.1	1098.8	1200	1200
2025-01-01	1102.1	1098.8	1200	1200
2024-12-01	1102.1	1098.8	1200	1200
2024-11-01	1102.1	1098.8	1200	1200
2024-10-01	1102.1	1098.8	1200	1200
2024-09-01	1102.1	1098.8	1200	1200
2024-08-01	1102.1	1098.8	1200	1200
2024-07-01	1102.1	1098.8	1200	1200
2024-06-01	1102.1	1098.8	1200	1200
2024-08-01	1102.1	1098.8	1200	1200
2024-04-01	1102.1	1098.8	1200	1200
2024-03-01	1102.1	1098.8	1200	1200
2024-02-01	1102.1	1098.8	1200	1200
2024-01-01	1102.1	1098.8	1200	1200
2023-12-01	1102.1	1098.8	1200	1200
2023-11-01	1102.1	1098.8	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 Constantiapark Open Chess Tournament (D)	2020-02-08	2020-02-08	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
2	2019 Lardies Open (D)	2019-10-26	2019-10-26	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
3	2019 Gauteng School League Finals (U13 Open)	2019-08-23	2019-08-23	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis
4	2019 Alekhine Open (D)	2019-08-09	2019-08-10	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
5	2019 D1 Gauteng North Schools League Team Finals (U13 Mixed+U15 Girls)	2019-07-20	2019-07-20	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
6	2019 Gauteng Primary Schools Individual Chess Championships (U13 Girls)	2019-05-25	2019-05-25	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
7	2019 D1 School Individual Finals (U13 Girls)	2019-04-13	2019-04-13	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
8	2018 Mid Gauteng Open (D)	2018-08-18	2018-08-18	Standard	Tshwane (GTP)	5	4	0.5	Yes	Analysis
9	2018 Chris Greyling Open (E)	2018-04-21	2018-04-21	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
10	2018 D4 Tshwane North Individual Chess Championships (U13 Girls)	2018-03-10	2018-03-10	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 Chris Greyling Open
		date 2018-03-10	rnd 5	type Standard	result 1	date 2018-04-21	rnd 3	type Standard	result 1
		Opponent Selepe, J (Jabulile)				Opponent Da Gama Teixeira, V (Vida)
2	3	Tournament 2019 D1 School Individual Finals				Tournament 2019 D1 School Individual Finals
		date 2019-04-13	rnd 3	type Standard	result 1	date 2019-04-13	rnd 5	type Standard	result 1
		Opponent Mbiza, D (Dimpho Nlenda)				Opponent Mostert, C (Chantelle)
3	2	Tournament 2019 Lardies Open				Tournament 2019 Lardies Open
		date 2019-10-26	rnd 2	type Standard	result 1	date 2019-10-26	rnd 3	type Standard	result 0.5
		Opponent Theron, C (Carla)				Opponent Van Der Westhuizen, S (Stephan)

#	Games	Start				End
1	4	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 Chris Greyling Open
		date 2018-03-10	rnd 5	type Standard	result 1	date 2018-04-21	rnd 3	type Standard	result 1
		Opponent Selepe, J (Jabulile)				Opponent Da Gama Teixeira, V (Vida)
2	3	Tournament 2019 D1 School Individual Finals				Tournament 2019 D1 School Individual Finals
		date 2019-04-13	rnd 3	type Standard	result 1	date 2019-04-13	rnd 5	type Standard	result 1
		Opponent Mbiza, D (Dimpho Nlenda)				Opponent Mostert, C (Chantelle)
3	2	Tournament 2019 Lardies Open				Tournament 2019 Lardies Open
		date 2019-10-26	rnd 2	type Standard	result 1	date 2019-10-26	rnd 3	type Standard	result 0.5
		Opponent Theron, C (Carla)				Opponent Van Der Westhuizen, S (Stephan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 Chris Greyling Open
		date 2018-03-10	rnd 5	type Standard	result 1	date 2018-04-21	rnd 3	type Standard	result 1
		Opponent Selepe, J (Jabulile)				Opponent Da Gama Teixeira, V (Vida)
2	3	Tournament 2019 D1 School Individual Finals				Tournament 2019 D1 School Individual Finals
		date 2019-04-13	rnd 3	type Standard	result 1	date 2019-04-13	rnd 5	type Standard	result 1
		Opponent Mbiza, D (Dimpho Nlenda)				Opponent Mostert, C (Chantelle)
3	1	Tournament 2020 Constantiapark Open Chess Tournament				Tournament 2020 Constantiapark Open Chess Tournament
		date 2020-02-08	rnd 5	type Standard	result 1	date 2020-02-08	rnd 5	type Standard	result 1
		Opponent Masilo, K (Kgodiso)				Opponent Masilo, K (Kgodiso)

#	Games	Start				End
1	4	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 Chris Greyling Open
		date 2018-03-10	rnd 5	type Standard	result 1	date 2018-04-21	rnd 3	type Standard	result 1
		Opponent Selepe, J (Jabulile)				Opponent Da Gama Teixeira, V (Vida)
2	3	Tournament 2019 D1 School Individual Finals				Tournament 2019 D1 School Individual Finals
		date 2019-04-13	rnd 3	type Standard	result 1	date 2019-04-13	rnd 5	type Standard	result 1
		Opponent Mbiza, D (Dimpho Nlenda)				Opponent Mostert, C (Chantelle)
3	1	Tournament 2020 Constantiapark Open Chess Tournament				Tournament 2020 Constantiapark Open Chess Tournament
		date 2020-02-08	rnd 5	type Standard	result 1	date 2020-02-08	rnd 5	type Standard	result 1
		Opponent Masilo, K (Kgodiso)				Opponent Masilo, K (Kgodiso)

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	Machika ,J (Jabulile)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Machika ,J (Jabulile)	1	1200	775	1	1200	775	0	0	0	0	0	0
2	Masilo ,K (Kgodiso)	1	1	425	1	1	425	0	0	0	0	0	0
2	Masilo ,K (Kgodiso)	1	1213.9	1638.9	1	1217.2	1638.9	0	0	0	0	0	0
3	Theron ,C (Carla)	1	1	425	1	1	425	0	0	0	0	0	0
3	Theron ,C (Carla)	1	1269.5	1694.5	1	1267	1694.5	0	0	0	0	0	0
4	Lethabo ,P (Phora)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Lethabo ,P (Phora)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Klopper ,M (Melissa)	1	1	425	1	1	425	0	0	0	0	0	0
5	Klopper ,M (Melissa)	1	1153.5	1578.5	1	1142.4	1578.5	0	0	0	0	0	0
6	Dladla ,S (Sphesihle)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Dladla ,S (Sphesihle)	1	1151.2	726.2	1	1141.6	726.2	0	0	0	0	0	0
7	Moreku ,JK (Joy Keabetswe)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Moreku ,JK (Joy Keabetswe)	1	1196.3	771.3	1	1194.8	771.3	0	0	0	0	0	0
8	Mostert ,C (Chantelle)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mostert ,C (Chantelle)	1	1212	1637	1	1215.2	1637	0	0	0	0	0	0
9	Motloung ,L (Lerato)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Motloung ,L (Lerato)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Jooste ,J (Josh)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Jooste ,J (Josh)	1	1109.5	684.5	1	1080	684.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

De Lange, S (Sophia)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms