Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coulter, J (Justine)

Chess SA id

2060138254

FIDE id

Date of birth

2006-12-05 (U20)

Gender

Female

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-09-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1173.4	1163.6	1200	1180.3
Raw rating	1173.4	1163.6	1200	1180.3
Weighted rating	1173.4	1163.6	1200	1179.7
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	172.2	174.6	165.8	170.5
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01	1200 2019-12-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01	1200 2019-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1173.4	1163.6	1200	1180.3
Analysis
Rating	1173.4	1163.6	1200	1180.3
Raw rating	1173.4	1163.6	1200	1180.3
Weighted rating	1173.4	1163.6	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	172.2	174.6	165.8	170.5
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	1173.4	1163.6	1200	1180.3
New weighted rating	1173.4	1163.6	1200	1179.8
New weighted performance	0	0	0	0
Temp new rating	1173.4	1163.6	1200	1180.3
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1173.4	1163.6	1200	1180.3
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Blitz
	0	0	0
	0	0	0
	0	0	0
	8	0	8
	5	5	0
	0	0	0
History	13	5	8

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U20
Region	Johannesburg Metro (GJM)
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	13	6	46.15	-32.7	1168.2	1135.5
Standard	5	2	40	-85	1113.4	1028.4
Rapid	0	0	0	0	0	0
Blitz	8	4	50	0	1202.5	1202.5

Date	Main	Standard	Rapid	Blitz
2025-09-30	1173.4	1163.6	1200	1180.3
2025-09-01	1173.4	1163.6	1200	1180.3
2025-08-01	1173.4	1163.6	1200	1180.3
2025-07-01	1173.4	1163.6	1200	1180.3
2025-06-01	1173.4	1163.6	1200	1180.3
2025-05-01	1173.4	1163.6	1200	1180.3
2025-04-01	1173.4	1163.6	1200	1180.3
2025-03-01	1173.4	1163.6	1200	1180.3
2025-02-01	1173.4	1163.6	1200	1180.3
2025-01-01	1173.4	1163.6	1200	1178.8
2024-12-01	1173.4	1163.6	1200	1178.8
2024-11-01	1173.4	1163.6	1200	1178.8
2024-10-01	1173.4	1163.6	1200	1178.8
2024-09-01	1173.4	1163.6	1200	1178.8
2024-08-01	1173.4	1163.6	1200	1178.8
2024-07-01	1173.4	1163.6	1200	1178.8
2024-06-01	1173.4	1163.6	1200	1178.8
2024-08-01	1173.4	1163.6	1200	1178.8
2024-04-01	1173.4	1163.6	1200	1178.8
2024-03-01	1173.4	1163.6	1200	1178.8
2024-02-01	1173.4	1163.6	1200	1178.8
2024-01-01	1173.4	1163.6	1200	1178.8
2023-12-01	1173.4	1163.6	1200	1178.8
2023-11-01	1173.4	1163.6	1200	1178.8

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	Helpmekaar Kollege Blitz Chess Invitational Sep 2023	2023-09-16	2023-09-16	Blitz	Johannesburg Metro (GJM)	9	8	4	Yes	Analysis
2	JNW Trinityhouse LF 2022 (Contenders)	2022-03-12	2022-03-12	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023				Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023
		date 2023-09-16	rnd 4	type Blitz	result 1	date 2023-09-16	rnd 6	type Blitz	result 0.5
		Opponent Akaloo, D (Deya)				Opponent Wijnbeek, J (Johannes)
2	3	Tournament JNW Trinityhouse LF 2022				Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023
		date 2022-03-12	rnd 4	type Standard	result 1	date 2023-09-16	rnd 1	type Blitz	result 0.5
		Opponent Neale, O (Owen)				Opponent Roetz, K (Kyle)
3	1	Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023				Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023
		date 2023-09-16	rnd 8	type Blitz	result 1	date 2023-09-16	rnd 8	type Blitz	result 1
		Opponent Kleynhans, R (Ruan)				Opponent Kleynhans, R (Ruan)

#	Games	Start				End
1	2	Tournament JNW Trinityhouse LF 2022				Tournament JNW Trinityhouse LF 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Neale, O (Owen)				Opponent Strickler, L (Luke)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023				Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023
		date 2023-09-16	rnd 4	type Blitz	result 1	date 2023-09-16	rnd 6	type Blitz	result 0.5
		Opponent Akaloo, D (Deya)				Opponent Wijnbeek, J (Johannes)
2	1	Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023				Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023
		date 2023-09-16	rnd 8	type Blitz	result 1	date 2023-09-16	rnd 8	type Blitz	result 1
		Opponent Kleynhans, R (Ruan)				Opponent Kleynhans, R (Ruan)
3	1	Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023				Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023
		date 2023-09-16	rnd 1	type Blitz	result 0.5	date 2023-09-16	rnd 1	type Blitz	result 0.5
		Opponent Roetz, K (Kyle)				Opponent Roetz, K (Kyle)

#	Games	Start				End
1	2	Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023				Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023
		date 2023-09-16	rnd 4	type Blitz	result 1	date 2023-09-16	rnd 5	type Blitz	result 1
		Opponent Akaloo, D (Deya)				Opponent Vallabh, K (Kavi)
2	2	Tournament JNW Trinityhouse LF 2022				Tournament JNW Trinityhouse LF 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Neale, O (Owen)				Opponent Strickler, L (Luke)
3	1	Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023				Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023
		date 2023-09-16	rnd 8	type Blitz	result 1	date 2023-09-16	rnd 8	type Blitz	result 1
		Opponent Kleynhans, R (Ruan)				Opponent Kleynhans, R (Ruan)

#	Games	Start				End
1	2	Tournament JNW Trinityhouse LF 2022				Tournament JNW Trinityhouse LF 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Neale, O (Owen)				Opponent Strickler, L (Luke)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023				Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023
		date 2023-09-16	rnd 4	type Blitz	result 1	date 2023-09-16	rnd 5	type Blitz	result 1
		Opponent Akaloo, D (Deya)				Opponent Vallabh, K (Kavi)
2	1	Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023				Tournament Helpmekaar Kollege Blitz Chess Invitational Sep 2023
		date 2023-09-16	rnd 8	type Blitz	result 1	date 2023-09-16	rnd 8	type Blitz	result 1
		Opponent Kleynhans, R (Ruan)				Opponent Kleynhans, R (Ruan)

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	Neale ,O (Owen)	1	1	425	1	1	425	0	0	0	0	0	0
1	Neale ,O (Owen)	1	741.1	1166.1	1	738.4	1166.1	0	0	0	0	0	0
2	Strauss ,R (Ryan)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Strauss ,R (Ryan)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Akker ,D (Dylan)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Akker ,D (Dylan)	1	1225.8	800.8	1	1209.8	800.8	0	0	0	0	0	0
4	Strickler ,L (Luke)	1	1	425	1	1	425	0	0	0	0	0	0
4	Strickler ,L (Luke)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Ma ,M (Matthew)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Ma ,M (Matthew)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Akaloo ,D (Deya)	1	1	425	0	0	0	0	0	0	1	1	425
6	Akaloo ,D (Deya)	1	1200	1625	0	0	0	0	0	0	1	1200	1625
7	Roetz ,K (Kyle)	1	0.5	0	0	0	0	0	0	0	1	0.5	0
7	Roetz ,K (Kyle)	1	1215.5	1215.5	0	0	0	0	0	0	1	738.4	1215.5
8	Basson ,D (Daniel)	1	0	-425	0	0	0	0	0	0	1	0	-425
8	Basson ,D (Daniel)	1	1211	786	0	0	0	0	0	0	1	1200	786
9	Kooy ,B (Bertu)	1	0	-425	0	0	0	0	0	0	1	0	-425
9	Kooy ,B (Bertu)	1	1282.8	857.8	0	0	0	0	0	0	1	1200	857.8
10	Sotheni ,L (Lusiba)	1	0	-425	0	0	0	0	0	0	1	0	-425
10	Sotheni ,L (Lusiba)	1	1150.5	725.5	0	0	0	0	0	0	1	1200	725.5

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Coulter, J (Justine)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms