Chess South Africa Ratings Database

PLAYER PAGE

Personal

Roelofse, J (Johani)

Chess SA id

210092384

FIDE id

Date of birth

2010-10-20 (U16)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-08-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1217.6	1221.4	1200	1200
Raw rating	1217.6	1221.4	1200	1200
Weighted rating	1217.6	1221.4	1200	1200
Weighted performance	264.3	263.5	0	0
Floor	717.6	721.4	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	161.7	160.8	165.8	165.8
Highest rating	1222.7 2019-08-01	1221.4 2024-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1217.6 2024-03-01	1221.4 2024-03-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1217.6 2025-02-01	1221.4 2024-03-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1222.7 2019-08-01	1219 2019-08-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1217.6	1221.4	1200	1200
Analysis
Rating	1217.6	1221.4	1200	1200
Raw rating	1217.6	1221.4	1200	1200
Weighted rating	1217.6	1221.4	1200
Weighted performance	264.3	263.5	0
K-factor	36	36	36	36
Floor	717.6	721.4	700	700
Max/Min rating change allowed	161.7	160.8	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	1217.6	1221.4	1200	1200
New weighted rating	1217.6	1221.4	1200	1200
New weighted performance	263.9	263.1	0	0
Temp new rating	1217.6	1221.4	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1217.6	1221.4	1200	1200
New K-factor	36	36	36	36
New floor	717.6	721.4	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	25	25

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U16
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 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	25	14	56	51	1123.8	1174.8
Standard	25	14	56	51	1123.8	1174.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1217.6	1221.4	1200	1200
2025-09-01	1217.6	1221.4	1200	1200
2025-08-01	1217.6	1221.4	1200	1200
2025-07-01	1217.6	1221.4	1200	1200
2025-06-01	1217.6	1221.4	1200	1200
2025-05-01	1217.6	1221.4	1200	1200
2025-04-01	1217.6	1221.4	1200	1200
2025-03-01	1217.6	1221.4	1200	1200
2025-02-01	1217.6	1221.4	1200	1200
2025-01-01	1217.6	1221.4	1200	1200
2024-12-01	1217.6	1221.4	1200	1200
2024-11-01	1217.6	1221.4	1200	1200
2024-10-01	1217.6	1221.4	1200	1200
2024-09-01	1217.6	1221.4	1200	1200
2024-08-01	1217.6	1221.4	1200	1200
2024-07-01	1217.6	1221.4	1200	1200
2024-06-01	1217.6	1221.4	1200	1200
2024-08-01	1217.6	1221.4	1200	1200
2024-04-01	1217.6	1221.4	1200	1200
2024-03-01	1217.6	1221.4	1200	1200
2024-02-01	1217.6	1221.4	1200	1200
2024-01-01	1217.6	1221.4	1200	1200
2023-12-01	1217.6	1221.4	1200	1200
2023-11-01	1217.6	1221.4	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	2019 Gauteng School League Finals (U9 Open)	2019-08-23	2019-08-23	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2019 D3 Team League (U9)	2019-07-20	2019-07-20	Standard	Tshwane (GTP)	5	4	3	Yes	Analysis
3	Wonderboom Interhuis 2019 (U9)	2019-05-04	2019-05-22	Standard	Tshwane (GTP)	7	7	4.5	Yes	Analysis
4	2019 D3 Individuals (U9 Girls)	2019-04-13	2019-04-13	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
5	2018 D3 Tshwane North Individual Chess Championships (U9 Mixed)	2018-03-24	2018-03-24	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament Wonderboom Interhuis 2019				Tournament 2019 D3 Team League
		date 2019-05-22	rnd 7	type Standard	result 1	date 2019-07-20	rnd 2	type Standard	result 1
		Opponent Barridge, GM (Gabriella Mary-Anne)				Opponent Frias, R (Ricardo)
2	3	Tournament Wonderboom Interhuis 2019				Tournament Wonderboom Interhuis 2019
		date 2019-05-04	rnd 1	type Standard	result 0.5	date 2019-05-04	rnd 3	type Standard	result 1
		Opponent Froneman, M (Mia)				Opponent Bornman, R (Roxanne)
3	3	Tournament 2018 D3 Tshwane North Individual Chess Championships				Tournament 2018 D3 Tshwane North Individual Chess Championships
		date 2018-03-24	rnd 2	type Standard	result 1	date 2018-03-24	rnd 4	type Standard	result 1
		Opponent Kruger, H (Hein)				Opponent Spaumer, A (Aldo)

#	Games	Start				End
1	3	Tournament Wonderboom Interhuis 2019				Tournament 2019 D3 Team League
		date 2019-05-22	rnd 7	type Standard	result 1	date 2019-07-20	rnd 2	type Standard	result 1
		Opponent Barridge, GM (Gabriella Mary-Anne)				Opponent Frias, R (Ricardo)
2	3	Tournament Wonderboom Interhuis 2019				Tournament Wonderboom Interhuis 2019
		date 2019-05-04	rnd 1	type Standard	result 0.5	date 2019-05-04	rnd 3	type Standard	result 1
		Opponent Froneman, M (Mia)				Opponent Bornman, R (Roxanne)
3	3	Tournament 2018 D3 Tshwane North Individual Chess Championships				Tournament 2018 D3 Tshwane North Individual Chess Championships
		date 2018-03-24	rnd 2	type Standard	result 1	date 2018-03-24	rnd 4	type Standard	result 1
		Opponent Kruger, H (Hein)				Opponent Spaumer, A (Aldo)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Wonderboom Interhuis 2019				Tournament 2019 D3 Team League
		date 2019-05-22	rnd 7	type Standard	result 1	date 2019-07-20	rnd 2	type Standard	result 1
		Opponent Barridge, GM (Gabriella Mary-Anne)				Opponent Frias, R (Ricardo)
2	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 3	type Standard	result 1	date 2019-08-23	rnd 4	type Standard	result 1
		Opponent Onyemah, I (Ifeoma)				Opponent Pillay, K (Ketana)
3	2	Tournament 2019 D3 Team League				Tournament 2019 Gauteng School League Finals
		date 2019-07-20	rnd 5	type Standard	result 1	date 2019-08-23	rnd 1	type Standard	result 1
		Opponent Mothibe, C (Charlene)				Opponent Bergh, I (Isabelle)

#	Games	Start				End
1	3	Tournament Wonderboom Interhuis 2019				Tournament 2019 D3 Team League
		date 2019-05-22	rnd 7	type Standard	result 1	date 2019-07-20	rnd 2	type Standard	result 1
		Opponent Barridge, GM (Gabriella Mary-Anne)				Opponent Frias, R (Ricardo)
2	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 3	type Standard	result 1	date 2019-08-23	rnd 4	type Standard	result 1
		Opponent Onyemah, I (Ifeoma)				Opponent Pillay, K (Ketana)
3	2	Tournament 2019 D3 Team League				Tournament 2019 Gauteng School League Finals
		date 2019-07-20	rnd 5	type Standard	result 1	date 2019-08-23	rnd 1	type Standard	result 1
		Opponent Mothibe, C (Charlene)				Opponent Bergh, I (Isabelle)

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	Stone ,FG (Frederick George)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
1	Stone ,FG (Frederick George)	2	1162.2	949.7	2	1153.8	949.7	0	0	0	0	0	0
2	Ferreira ,A (Adriani)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Ferreira ,A (Adriani)	2	878.9	453.9	2	887.9	453.9	0	0	0	0	0	0
3	Grobler ,A (Amorette)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Grobler ,A (Amorette)	2	756	331	2	746.6	331	0	0	0	0	0	0
4	Barridge ,GM (Gabriella Mary-Anne)	1	1	425	1	1	425	0	0	0	0	0	0
4	Barridge ,GM (Gabriella Mary-Anne)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Froneman ,M (Mia)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Froneman ,M (Mia)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
6	Kruger ,H (Hein)	1	1	425	1	1	425	0	0	0	0	0	0
6	Kruger ,H (Hein)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Hayes ,JL (Jury Lourens)	1	1	425	1	1	425	0	0	0	0	0	0
7	Hayes ,JL (Jury Lourens)	1	1150.9	1575.9	1	1139.6	1575.9	0	0	0	0	0	0
8	Spaumer ,A (Aldo)	1	1	425	1	1	425	0	0	0	0	0	0
8	Spaumer ,A (Aldo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Roode ,LJ (Logan Johann)	1	1	425	1	1	425	0	0	0	0	0	0
9	Roode ,LJ (Logan Johann)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Hands ,M (Matthew)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Hands ,M (Matthew)	1	1284.3	859.3	1	1301.6	859.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Roelofse, J (Johani)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms