Chess South Africa Ratings Database

PLAYER PAGE

Personal

James, R (Riana)

Chess SA id

2110143870

FIDE id

Date of birth

2011-04-04 (U16)

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	1308.9	1200	1353	1200
Raw rating	1308.9	1200	1353	1200
Weighted rating	1299.9	1200	1340.8	1200
Weighted performance	1071.4	0	1114.8	0
Floor	808.9	700	853	700
K-factor	36	36	36	36
Min/Max rating change allowed	142	165.8	133.3	165.8
Highest rating	1308.9 2024-09-01	1200 2018-10-01	1353 2024-09-01	1200 2018-10-01
Highest raw rating	1308.9 2024-09-01	1200 2024-03-01	1353 2024-09-01	1200 2024-03-01
Highest weighted rating	1293.3 2025-08-01	1200 2018-10-01	1331.8 2025-08-01	1200 2018-10-01
Highest weighted performance	1280.3 2024-08-01	1200 2024-03-01	1332.2 2024-08-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1308.9	1200	1353	1200
Analysis
Rating	1308.9	1200	1353	1200
Raw rating	1308.9	1200	1353	1200
Weighted rating	1299.9	1200	1340.8
Weighted performance	1071.4	0	1114.8
K-factor	36	36	36	36
Floor	808.9	700	853	700
Max/Min rating change allowed	142	165.8	133.3	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	1308.9	1200	1353	1200
New weighted rating	1301.7	1200	1343.2	1200
New weighted performance	1063.6	0	1106.7	0
Temp new rating	1308.9	1200	1353	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1308.9	1200	1353	1200
New K-factor	36	36	36	36
New floor	808.9	700	853	700

Item	Main	Rapid
	0	0
	0	0
	10	10
	20	20
	8	8
	0	0
History	38	38

Games since
	Main 10	Standard 0		Rapid 10		Blitz 0
Gender	Female
Age group	U16
Region	Gert Sibande (MGS)
Province	Mpumalanga (MP)
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	38	25.5	67.11	145.4	1184.2	1329.6
Standard	0	0	0	0	0	0
Rapid	38	25.5	67.11	145.4	1184.2	1329.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1308.9	1200	1353	1200
2025-09-30	1308.9	1200	1353	1200
2025-09-01	1308.9	1200	1353	1200
2025-08-01	1308.9	1200	1353	1200
2025-07-01	1308.9	1200	1353	1200
2025-06-01	1308.9	1200	1353	1200
2025-05-01	1308.9	1200	1353	1200
2025-04-01	1308.9	1200	1353	1200
2025-03-01	1308.9	1200	1353	1200
2025-02-01	1308.9	1200	1353	1200
2025-01-01	1308.9	1200	1353	1200
2024-12-01	1308.9	1200	1353	1200
2024-11-01	1308.9	1200	1353	1200
2024-10-01	1308.9	1200	1353	1200
2024-09-01	1308.9	1200	1353	1200
2024-08-01	1248.9	1200	1271.6	1200
2024-07-01	1248.9	1200	1271.6	1200
2024-09-01	1248.9	1200	1271.6	1200
2024-05-01	1248.9	1200	1271.6	1200
2024-04-01	1248.9	1200	1271.6	1200
2024-03-01	1248.9	1200	1271.6	1200
2024-02-01	1248.9	1200	1271.6	1200
2024-01-01	1248.9	1200	1271.6	1200
2023-12-01	1248.9	1200	1271.6	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	4	Yes	Analysis
2	Govan Mbeki 2024 (Girls)	2024-08-02	2024-08-02	Rapid	Gert Sibande (MGS)	5	5	5	Yes	Analysis
3	Mpumalanga Final 2023 (B-Teams)	2023-09-02	2023-09-02	Rapid	Gert Sibande (MGS)	5	5	2.5	Yes	Analysis
4	Govin Mbeki Teams Chess Tournament 2023 (U13 Boys)	2023-08-18	2023-08-18	Rapid	Gert Sibande (MGS)	5	5	4	Yes	Analysis
5	2023 Gert Sibande League (B-Teams)	2023-08-25	2023-08-25	Rapid	Gert Sibande (MGS)	5	5	3	Yes	Analysis
6	Ho�veldgroep 2023 (O13 B-Spanne)	2023-07-28	2023-07-28	Rapid	Gert Sibande (MGS)	5	5	4	Yes	Analysis
7	Govan Mbeki Uitspele 2022 (Dogters)	2022-08-12	2022-08-12	Rapid	Gert Sibande (MGS)	6	4	1	Yes	Analysis
8	Hoeveldgroep 2022 (Dogters)	2022-07-29	2022-07-29	Rapid	Gert Sibande (MGS)	6	4	2	Yes	Analysis

#	Games	Start				End
1	8	Tournament Mpumalanga Final 2023				Tournament Top Schools Gert Sibande 2024
		date 2023-09-02	rnd 4	type Rapid	result 1	date 2024-08-16	rnd 1	type Rapid	result 1
		Opponent Mabuza, S (Sonke)				Opponent Smith, A (Amelia)
2	5	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament 2023 Gert Sibande League
		date 2023-08-18	rnd 2	type Rapid	result 1	date 2023-08-25	rnd 1	type Rapid	result 1
		Opponent Visagie, L (Lian)				Opponent Marede, M (Musawande)
3	3	Tournament Top Schools Gert Sibande 2024				Tournament Top Schools Gert Sibande 2024
		date 2024-08-16	rnd 3	type Rapid	result 1	date 2024-08-16	rnd 5	type Rapid	result 1
		Opponent Mthimunye, N (Ntsika)				Opponent Moore, D (Dane)

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament Mpumalanga Final 2023				Tournament Top Schools Gert Sibande 2024
		date 2023-09-02	rnd 4	type Rapid	result 1	date 2024-08-16	rnd 1	type Rapid	result 1
		Opponent Mabuza, S (Sonke)				Opponent Smith, A (Amelia)
2	5	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament 2023 Gert Sibande League
		date 2023-08-18	rnd 2	type Rapid	result 1	date 2023-08-25	rnd 1	type Rapid	result 1
		Opponent Visagie, L (Lian)				Opponent Marede, M (Musawande)
3	3	Tournament Top Schools Gert Sibande 2024				Tournament Top Schools Gert Sibande 2024
		date 2024-08-16	rnd 3	type Rapid	result 1	date 2024-08-16	rnd 5	type Rapid	result 1
		Opponent Mthimunye, N (Ntsika)				Opponent Moore, D (Dane)

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament Mpumalanga Final 2023				Tournament Top Schools Gert Sibande 2024
		date 2023-09-02	rnd 4	type Rapid	result 1	date 2024-08-16	rnd 1	type Rapid	result 1
		Opponent Mabuza, S (Sonke)				Opponent Smith, A (Amelia)
2	5	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament 2023 Gert Sibande League
		date 2023-08-18	rnd 2	type Rapid	result 1	date 2023-08-25	rnd 1	type Rapid	result 1
		Opponent Visagie, L (Lian)				Opponent Marede, M (Musawande)
3	3	Tournament Top Schools Gert Sibande 2024				Tournament Top Schools Gert Sibande 2024
		date 2024-08-16	rnd 3	type Rapid	result 1	date 2024-08-16	rnd 5	type Rapid	result 1
		Opponent Mthimunye, N (Ntsika)				Opponent Moore, D (Dane)

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament Mpumalanga Final 2023				Tournament Top Schools Gert Sibande 2024
		date 2023-09-02	rnd 4	type Rapid	result 1	date 2024-08-16	rnd 1	type Rapid	result 1
		Opponent Mabuza, S (Sonke)				Opponent Smith, A (Amelia)
2	5	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament 2023 Gert Sibande League
		date 2023-08-18	rnd 2	type Rapid	result 1	date 2023-08-25	rnd 1	type Rapid	result 1
		Opponent Visagie, L (Lian)				Opponent Marede, M (Musawande)
3	3	Tournament Top Schools Gert Sibande 2024				Tournament Top Schools Gert Sibande 2024
		date 2024-08-16	rnd 3	type Rapid	result 1	date 2024-08-16	rnd 5	type Rapid	result 1
		Opponent Mthimunye, N (Ntsika)				Opponent Moore, D (Dane)

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	Dhladhla ,U (Unathi)	4	1	-212.5	0	0	0	4	1	-212.5	0	0	0
1	Dhladhla ,U (Unathi)	4	1182.5	970	0	0	0	4	1193	970	0	0	0
2	Theron ,J (Janna)	4	2	0	0	0	0	4	2	0	0	0	0
2	Theron ,J (Janna)	4	1160.3	1160.3	0	0	0	4	1131.8	1160.3	0	0	0
3	Erasmus ,C (Connor)	3	3	425	0	0	0	3	3	425	0	0	0
3	Erasmus ,C (Connor)	3	1171.5	1596.5	0	0	0	3	1153.6	1596.5	0	0	0
4	Castles ,A (Ayden)	3	0	-425	0	0	0	3	0	-425	0	0	0
4	Castles ,A (Ayden)	3	1270	845	0	0	0	3	1308	845	0	0	0
5	Moore ,D (Dane)	2	2	425	0	0	0	2	2	425	0	0	0
5	Moore ,D (Dane)	2	1113.2	1538.2	0	0	0	2	1068.2	1538.2	0	0	0
6	Polenakis ,G (George)	2	2	425	0	0	0	2	2	425	0	0	0
6	Polenakis ,G (George)	2	1183.3	1608.3	0	0	0	2	1171.9	1608.3	0	0	0
7	Jacobs ,R (Ruben)	2	1	0	0	0	0	2	1	0	0	0	0
7	Jacobs ,R (Ruben)	2	1200	1200	0	0	0	2	1200	1200	0	0	0
8	De Beer ,C (Caitlin)	2	2	425	0	0	0	2	2	425	0	0	0
8	De Beer ,C (Caitlin)	2	1135.9	1560.9	0	0	0	2	1077.7	1560.9	0	0	0
9	Mthimunye ,N (Ntsika)	2	2	425	0	0	0	2	2	425	0	0	0
9	Mthimunye ,N (Ntsika)	2	1200	1625	0	0	0	2	1200	1625	0	0	0
10	Smith ,A (Amelia)	1	1	425	0	0	0	1	1	425	0	0	0
10	Smith ,A (Amelia)	1	1175.5	1600.5	0	0	0	1	1160	1600.5	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

James, R (Riana)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms