Chess South Africa Ratings Database

PLAYER PAGE

Personal

Shahia, J (Janke Mari)

Chess SA id

2130144008

FIDE id

Date of birth

2013-07-11 (U14)

Gender

Female

Region

Gert Sibande (MGS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1181.4	1200	1179.1	1200
Raw rating	1181.4	1200	1179.1	1200
Weighted rating	1180.6	1200	1177.5	1200
Weighted performance	875.7	0	923.8	0
Floor	734.8	700	768.1	700
K-factor	36	36	36	36
Min/Max rating change allowed	170.3	165.8	170.8	165.8
Highest rating	1238.6 2023-08-01	1200 2018-10-01	1302.4 2023-08-01	1200 2018-10-01
Highest raw rating	1234.8 2023-09-01	1200 2024-03-01	1268.1 2023-09-01	1200 2024-03-01
Highest weighted rating	1234.8 2018-10-01	1200 2018-10-01	1268.1 2018-10-01	1200 2018-10-01
Highest weighted performance	1238.6 2023-08-01	1200 2024-03-01	1302.4 2023-08-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1181.4	1200	1179.1	1200
Analysis
Rating	1181.4	1200	1179.1	1200
Raw rating	1181.4	1200	1179.1	1200
Weighted rating	1180.6	1200	1177.5
Weighted performance	875.7	0	923.8
K-factor	36	36	36	36
Floor	734.8	700	768.1	700
Max/Min rating change allowed	170.3	165.8	170.8	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	1181.4	1200	1179.1	1200
New weighted rating	1180.8	1200	1177.9	1200
New weighted performance	869.3	0	917.1	0
Temp new rating	1181.4	1200	1179.1	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1181.4	1200	1179.1	1200
New K-factor	36	36	36	36
New floor	734.8	700	768.1	700

Item	Main	Rapid
	0	0
	0	0
	10	10
	21	21
	10	10
	0	0
History	45	45

Games since
	Main 10	Standard 0		Rapid 10		Blitz 0
Gender	Female
Age group	U14
Region	Gert Sibande (MGS)
Province	Mpumalanga (MP)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
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	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	45	20.5	45.56	-37.8	1202.9	1165.2
Standard	0	0	0	0	0	0
Rapid	45	20.5	45.56	-37.8	1202.9	1165.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1181.4	1200	1179.1	1200
2025-09-30	1181.4	1200	1179.1	1200
2025-09-01	1181.4	1200	1179.1	1200
2025-08-01	1181.4	1200	1179.1	1200
2025-07-01	1181.4	1200	1179.1	1200
2025-06-01	1181.4	1200	1179.1	1200
2025-05-01	1181.4	1200	1179.1	1200
2025-04-01	1181.4	1200	1179.1	1200
2025-03-01	1181.4	1200	1179.1	1200
2025-02-01	1181.4	1200	1179.1	1200
2025-01-01	1181.4	1200	1179.1	1200
2024-12-01	1181.4	1200	1179.1	1200
2024-11-01	1181.4	1200	1179.1	1200
2024-10-01	1181.4	1200	1179.1	1200
2024-09-01	1181.4	1200	1179.1	1200
2024-08-01	1176	1200	1168.7	1200
2024-07-01	1176	1200	1168.7	1200
2024-09-01	1176	1200	1168.7	1200
2024-05-01	1176	1200	1168.7	1200
2024-04-01	1176	1200	1168.7	1200
2024-03-01	1176	1200	1168.7	1200
2024-02-01	1176	1200	1168.7	1200
2024-01-01	1176	1200	1168.7	1200
2023-12-01	1176	1200	1168.7	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	Top Schools Gert Sibande 2024 (Girls)	2024-08-16	2024-08-16	Rapid	Gert Sibande (MGS)	5	5	3	Yes	Analysis
2	Govan Mbeki 2024 (Girls)	2024-08-02	2024-08-02	Rapid	Gert Sibande (MGS)	5	5	2	Yes	Analysis
3	Mpumalanga Final 2023 (Girls)	2023-09-02	2023-09-02	Rapid	Gert Sibande (MGS)	5	5	0	Yes	Analysis
4	Highveld Ridge West 2023 (Girls)	2023-08-09	2023-08-09	Rapid	Gert Sibande (MGS)	3	2	1	Yes	Analysis
5	Govin Mbeki Teams Chess Tournament 2023 (U13 Girls)	2023-08-18	2023-08-18	Rapid	Gert Sibande (MGS)	5	4	2	Yes	Analysis
6	2023 Gert Sibande League (Girls)	2023-08-25	2023-08-25	Rapid	Gert Sibande (MGS)	5	5	4	Yes	Analysis
7	Ho�veldgroep 2023 (Dogters)	2023-07-28	2023-07-28	Rapid	Gert Sibande (MGS)	5	5	3.5	Yes	Analysis
8	Govan Mbeki Uitspele 2022 (O9)	2022-08-12	2022-08-12	Rapid	Gert Sibande (MGS)	5	5	1	Yes	Analysis
9	Gert Sibande Finaal 2022 (O9)	2022-08-19	2022-08-19	Rapid	Gert Sibande (MGS)	5	5	2.5	Yes	Analysis
10	Hoeveldgroep 2019 (O9)	2019-08-02	2019-08-02	Rapid	Gert Sibande (MGS)	5	4	1.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament 2023 Gert Sibande League
		date 2023-08-18	rnd 4	type Rapid	result 1	date 2023-08-25	rnd 5	type Rapid	result 1
		Opponent Ntshuntshe, N (Nqobile)				Opponent Moore, D (Dane)
2	5	Tournament Ho�veldgroep 2023				Tournament Highveld Ridge West 2023
		date 2023-07-28	rnd 2	type Rapid	result 1	date 2023-08-09	rnd 1	type Rapid	result 1
		Opponent Tshabalala, P (Patricia)				Opponent Mokoena, P (Precious)
3	3	Tournament Govan Mbeki 2024				Tournament Top Schools Gert Sibande 2024
		date 2024-08-02	rnd 5	type Rapid	result 1	date 2024-08-16	rnd 2	type Rapid	result 1
		Opponent Fourie, K (Kiarah)				Opponent Singh, S (Shanain)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament 2023 Gert Sibande League
		date 2023-08-18	rnd 4	type Rapid	result 1	date 2023-08-25	rnd 5	type Rapid	result 1
		Opponent Ntshuntshe, N (Nqobile)				Opponent Moore, D (Dane)
2	5	Tournament Ho�veldgroep 2023				Tournament Highveld Ridge West 2023
		date 2023-07-28	rnd 2	type Rapid	result 1	date 2023-08-09	rnd 1	type Rapid	result 1
		Opponent Tshabalala, P (Patricia)				Opponent Mokoena, P (Precious)
3	3	Tournament Govan Mbeki 2024				Tournament Top Schools Gert Sibande 2024
		date 2024-08-02	rnd 5	type Rapid	result 1	date 2024-08-16	rnd 2	type Rapid	result 1
		Opponent Fourie, K (Kiarah)				Opponent Singh, S (Shanain)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Govan Mbeki 2024				Tournament Top Schools Gert Sibande 2024
		date 2024-08-02	rnd 5	type Rapid	result 1	date 2024-08-16	rnd 2	type Rapid	result 1
		Opponent Fourie, K (Kiarah)				Opponent Singh, S (Shanain)
2	2	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament 2023 Gert Sibande League
		date 2023-08-18	rnd 4	type Rapid	result 1	date 2023-08-25	rnd 1	type Rapid	result 1
		Opponent Ntshuntshe, N (Nqobile)				Opponent Schmidt, L (Lejane)
3	2	Tournament Ho�veldgroep 2023				Tournament Highveld Ridge West 2023
		date 2023-07-28	rnd 5	type Rapid	result 1	date 2023-08-09	rnd 1	type Rapid	result 1
		Opponent Makan, M (Minal)				Opponent Mokoena, P (Precious)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Govan Mbeki 2024				Tournament Top Schools Gert Sibande 2024
		date 2024-08-02	rnd 5	type Rapid	result 1	date 2024-08-16	rnd 2	type Rapid	result 1
		Opponent Fourie, K (Kiarah)				Opponent Singh, S (Shanain)
2	2	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament 2023 Gert Sibande League
		date 2023-08-18	rnd 4	type Rapid	result 1	date 2023-08-25	rnd 1	type Rapid	result 1
		Opponent Ntshuntshe, N (Nqobile)				Opponent Schmidt, L (Lejane)
3	2	Tournament Ho�veldgroep 2023				Tournament Highveld Ridge West 2023
		date 2023-07-28	rnd 5	type Rapid	result 1	date 2023-08-09	rnd 1	type Rapid	result 1
		Opponent Makan, M (Minal)				Opponent Mokoena, P (Precious)

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	Mokoena ,P (Precious)	4	1.5	-106.2	0	0	0	4	1.5	-106.2	0	0	0
1	Mokoena ,P (Precious)	4	1179	1072.8	0	0	0	4	1195.3	1072.8	0	0	0
2	Maans ,S (Svedyn)	3	1	-141.7	0	0	0	3	1	-141.7	0	0	0
2	Maans ,S (Svedyn)	3	1253.1	1111.5	0	0	0	3	1278.7	1111.5	0	0	0
3	Van Der Westhuizen ,E (Erich)	3	0	-425	0	0	0	3	0	-425	0	0	0
3	Van Der Westhuizen ,E (Erich)	3	1231.3	806.3	0	0	0	3	1252.3	806.3	0	0	0
4	Schmidt ,L (Lejane)	3	1.5	0	0	0	0	3	1.5	0	0	0	0
4	Schmidt ,L (Lejane)	3	1225.7	1225.7	0	0	0	3	1246.7	1225.7	0	0	0
5	Mahlangu ,A (Amahle)	2	0.5	-212.5	0	0	0	2	0.5	-212.5	0	0	0
5	Mahlangu ,A (Amahle)	2	1246.1	1033.6	0	0	0	2	1276.8	1033.6	0	0	0
6	Singh ,S (Shanain)	2	1	0	0	0	0	2	1	0	0	0	0
6	Singh ,S (Shanain)	2	1246.1	1246.1	0	0	0	2	1274.4	1246.1	0	0	0
7	Moore ,D (Dane)	2	2	425	0	0	0	2	2	425	0	0	0
7	Moore ,D (Dane)	2	1173.1	1598.1	0	0	0	2	1155.9	1598.1	0	0	0
8	Fourie ,K (Kiarah)	2	2	425	0	0	0	2	2	425	0	0	0
8	Fourie ,K (Kiarah)	2	1117.1	1542.1	0	0	0	2	1075.1	1542.1	0	0	0
9	Ntai ,L (Lesedi)	2	2	425	0	0	0	2	2	425	0	0	0
9	Ntai ,L (Lesedi)	2	1200	1625	0	0	0	2	1200	1625	0	0	0
10	Ngwenya ,K (Karabo)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Ngwenya ,K (Karabo)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Shahia, J (Janke Mari)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms