Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kruger, J (Juanika)

Chess SA id

2130158661

FIDE id

Date of birth

2013-10-31 (U14)

Gender

Female

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-09-06

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1233.5

Item	Main	Standard	Rapid	Blitz
Rating	1246.1	1247.5	1200	1200
Raw rating	1246.1	1247.5	1200	1200
Weighted rating	1201.3	1198.6	1200	1200
Weighted performance	1237.3	1232.7	0	0
Floor	746.1	747.5	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	155.3	155	165.8	165.8
Highest rating	1246.1 2025-09-30	1247.5 2025-09-30	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1246.1 2025-09-30	1247.5 2025-09-30	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1223 2018-10-01	1221 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1237.3 2025-09-30	1232.7 2025-09-30	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1246.1	1247.5	1200	1200
Analysis
Rating	1246.1	1247.5	1200	1200
Raw rating	1246.1	1247.5	1200	1200
Weighted rating	1201.3	1198.6	1200
Weighted performance	1237.3	1232.7	0
K-factor	36	36	36	36
Floor	746.1	747.5	700	700
Max/Min rating change allowed	155.3	155	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	1246.1	1247.5	1200	1200
New weighted rating	1205.9	1203.6	1200	1200
New weighted performance	1236.8	1232.3	0	0
Temp new rating	1246.1	1247.5	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1246.1	1247.5	1200	1200
New K-factor	36	36	36	36
New floor	746.1	747.5	700	700

Item	Main	Standard
	0	0
	20	20
	51	51
	9	9
	0	0
	0	0
History	80	80

Games since
	Main 71	Standard 71		Rapid 0		Blitz 0
Gender	Female
Age group	U14
Region	Sedibeng (GSV)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	3672		1196		142
Female	831		262		28
U14	689		221		38
U14 Female	187		59		9
Standard
	RSA		Province		Region
Overall	3539		1254		150
Female	801		271		31
U14	680		231		38
U14 Female	189		59		9
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 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	20	9.5	47.5	-21.2	1297.3	1276.1
Standard	20	9.5	47.5	-21.2	1297.3	1276.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	80	33.5	41.87	-69.1	1253.5	1184.5
Standard	80	33.5	41.87	-69.1	1253.5	1184.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1246.1	1247.5	1200	1200
2025-09-01	1230.3	1229.1	1200	1200
2025-08-01	1230.3	1229.1	1200	1200
2025-07-01	1223	1221	1200	1200
2025-06-01	1220.9	1218.8	1200	1200
2025-05-01	1220.9	1218.8	1200	1200
2025-04-01	1220.9	1218.8	1200	1200
2025-03-01	1220.9	1218.8	1200	1200
2025-02-01	1207.3	1204.5	1200	1200
2025-01-01	1207.3	1204.5	1200	1200
2024-12-01	1174.5	1175.3	1200	1200
2024-11-01	1159.9	1159.4	1200	1200
2024-10-01	1159.3	1156.2	1200	1200
2024-09-01	1135.1	1124.5	1200	1200
2024-08-01	1135.1	1124.5	1200	1200
2024-07-01	1156	1149.3	1200	1200
2024-06-01	1153.3	1145.3	1200	1200
2024-08-01	1153.3	1145.3	1200	1200
2024-04-01	1153.9	1144.6	1200	1200
2024-03-01	1185.3	1184.2	1200	1200
2024-02-01	1185.3	1184.2	1200	1200
2024-01-01	1185.3	1184.2	1200	1200
2023-12-01	1185.3	1184.2	1200	1200
2023-11-01	1185.3	1184.2	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Sedibeng Chess Open 06 Sept 2025 (D)	2025-09-06	2025-09-06	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
2	Eureka Chess Open 26 July 2025 (F)	2025-07-26	2025-07-26	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
3	LS Vryheidsmonument Chess Open 21 Jun 2025 (D)	2025-06-21	2025-06-21	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
4	Afrikaans High School Open 08 Feb 2025 (D)	2025-02-08	2025-02-08	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Sedibeng Chess Open 06 Sept 2025 (D)	2025-09-06	2025-09-06	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
2	Eureka Chess Open 26 July 2025 (F)	2025-07-26	2025-07-26	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
3	LS Vryheidsmonument Chess Open 21 Jun 2025 (D)	2025-06-21	2025-06-21	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
4	Afrikaans High School Open 08 Feb 2025 (D)	2025-02-08	2025-02-08	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
5	Gauteng Inter-Region at UJ 2024 (U12 Candidates)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	4	3	Yes	Analysis
6	Queens Gambit Chess Open 2024 (D)	2024-11-23	2024-11-23	Standard	Sedibeng (GSV)	5	4	2	Yes	Analysis
7	Fonteine Open 2024 (D)	2024-10-19	2024-10-19	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
8	Heidelberg Open 05 October 2024 (D)	2024-10-05	2024-10-05	Standard	Sedibeng (GSV)	5	4	1	Yes	Analysis
9	Kings Gambit Chess Open 14 Sept 2024 (D)	2024-09-14	2024-09-14	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
10	Sedibeng Chess Open 07 Sept 24 (D)	2024-09-07	2024-09-07	Standard	Sedibeng (GSV)	5	4	0	Yes	Analysis
11	North School Primary Chess Open 2024 (D)	2024-08-31	2024-08-31	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
12	Eureka Open 27 July 2024 (G)	2024-07-27	2024-07-27	Standard	Sedibeng (GSV)	5	5	1.5	Yes	Analysis
13	AG Visser Open 2024 (D)	2024-06-08	2024-06-08	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
14	Vaalpark Primary Chess Open 2024 (D)	2024-04-13	2024-04-13	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
15	Valia's Open 2024 (E)	2024-03-02	2024-03-02	Standard	Sedibeng (GSV)	5	5	1	Yes	Analysis
16	Fonteine Chess Open 2023 (F)	2023-09-02	2023-09-02	Standard	Sedibeng (GSV)	5	5	3.5	Yes	Analysis
17	Eureka Open 2023 (F)	2023-07-29	2023-07-29	Standard	Sedibeng (GSV)	5	4	0.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament Queens Gambit Chess Open 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-11-23	rnd 4	type Standard	result 1	date 2024-12-08	rnd 4	type Standard	result 1
		Opponent Botha, S (Shadette)				Opponent Chauke, N (Nokukhanya)
2	4	Tournament Fonteine Chess Open 2023				Tournament Fonteine Chess Open 2023
		date 2023-09-02	rnd 2	type Standard	result 1	date 2023-09-02	rnd 5	type Standard	result 1
		Opponent Chalale, R (Relebohile)				Opponent Bruce-Smith, J (Joshua)
3	2	Tournament Sedibeng Chess Open 06 Sept 2025				Tournament Sedibeng Chess Open 06 Sept 2025
		date 2025-09-06	rnd 4	type Standard	result 1	date 2025-09-06	rnd 5	type Standard	result 1
		Opponent Theletsane, O (Oratile)				Opponent Meyer, R (Ryan)

#	Games	Start				End
1	5	Tournament Queens Gambit Chess Open 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-11-23	rnd 4	type Standard	result 1	date 2024-12-08	rnd 4	type Standard	result 1
		Opponent Botha, S (Shadette)				Opponent Chauke, N (Nokukhanya)
2	4	Tournament Fonteine Chess Open 2023				Tournament Fonteine Chess Open 2023
		date 2023-09-02	rnd 2	type Standard	result 1	date 2023-09-02	rnd 5	type Standard	result 1
		Opponent Chalale, R (Relebohile)				Opponent Bruce-Smith, J (Joshua)
3	2	Tournament Sedibeng Chess Open 06 Sept 2025				Tournament Sedibeng Chess Open 06 Sept 2025
		date 2025-09-06	rnd 4	type Standard	result 1	date 2025-09-06	rnd 5	type Standard	result 1
		Opponent Theletsane, O (Oratile)				Opponent Meyer, R (Ryan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Queens Gambit Chess Open 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-11-23	rnd 4	type Standard	result 1	date 2024-12-08	rnd 4	type Standard	result 1
		Opponent Botha, S (Shadette)				Opponent Chauke, N (Nokukhanya)
2	2	Tournament Sedibeng Chess Open 06 Sept 2025				Tournament Sedibeng Chess Open 06 Sept 2025
		date 2025-09-06	rnd 4	type Standard	result 1	date 2025-09-06	rnd 5	type Standard	result 1
		Opponent Theletsane, O (Oratile)				Opponent Meyer, R (Ryan)
3	2	Tournament Afrikaans High School Open 08 Feb 2025				Tournament Afrikaans High School Open 08 Feb 2025
		date 2025-02-08	rnd 2	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Nagel, A (Abigail)				Opponent Myburgh, V (Vaughn)

#	Games	Start				End
1	5	Tournament Queens Gambit Chess Open 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-11-23	rnd 4	type Standard	result 1	date 2024-12-08	rnd 4	type Standard	result 1
		Opponent Botha, S (Shadette)				Opponent Chauke, N (Nokukhanya)
2	2	Tournament Sedibeng Chess Open 06 Sept 2025				Tournament Sedibeng Chess Open 06 Sept 2025
		date 2025-09-06	rnd 4	type Standard	result 1	date 2025-09-06	rnd 5	type Standard	result 1
		Opponent Theletsane, O (Oratile)				Opponent Meyer, R (Ryan)
3	2	Tournament Afrikaans High School Open 08 Feb 2025				Tournament Afrikaans High School Open 08 Feb 2025
		date 2025-02-08	rnd 2	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Nagel, A (Abigail)				Opponent Myburgh, V (Vaughn)

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	Du Toit ,M (Monika)	5	0	-425	5	0	-425	0	0	0	0	0	0
1	Du Toit ,M (Monika)	5	1348.9	923.9	5	1338.3	923.9	0	0	0	0	0	0
2	Viviers ,W (Wiaan)	4	0	-425	4	0	-425	0	0	0	0	0	0
2	Viviers ,W (Wiaan)	4	1291.9	866.9	4	1287.2	866.9	0	0	0	0	0	0
3	Jonker ,C (Corne)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Jonker ,C (Corne)	2	1321.2	896.2	2	1327	896.2	0	0	0	0	0	0
4	Myburgh ,V (Vaughn)	2	1	0	2	1	0	0	0	0	0	0	0
4	Myburgh ,V (Vaughn)	2	1365.4	1365.4	2	1347.5	1365.4	0	0	0	0	0	0
5	Esterhuizen ,E (Erich)	2	2	425	2	2	425	0	0	0	0	0	0
5	Esterhuizen ,E (Erich)	2	1198.7	1623.7	2	1204.4	1623.7	0	0	0	0	0	0
6	Blignaut ,A (Alma)	2	1	0	2	1	0	0	0	0	0	0	0
6	Blignaut ,A (Alma)	2	1184.6	1184.6	2	1176.6	1184.6	0	0	0	0	0	0
7	Sampson ,C (Cadon)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Sampson ,C (Cadon)	2	1367.8	942.8	2	1362.3	942.8	0	0	0	0	0	0
8	Booysen ,Z (Zian)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Booysen ,Z (Zian)	2	1317.3	892.3	2	1299.6	892.3	0	0	0	0	0	0
9	Wagner ,E (Elona)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Wagner ,E (Elona)	2	1449.4	1024.4	2	1449.9	1024.4	0	0	0	0	0	0
10	Aucamp ,E (Estian)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
10	Aucamp ,E (Estian)	2	1270.7	1483.2	2	1281.3	1483.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Kruger, J (Juanika)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms