Chess South Africa Ratings Database

PLAYER PAGE

Personal

Sizani, I (Iviwe)

Chess SA id

2160312678

FIDE id

Date of birth

2016-11-06 (U10)

Gender

Female

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

2025-07-14

Junior GPX Games

72.1

Junior GPX Points

1237.1

Item	Main	Standard	Rapid	Blitz
Rating	1406.4	1404	1245.2	1200
Raw rating	1382.4	1339.3	1245.2	1200
Weighted rating	1232.9	1224.5	1201.3	1200
Weighted performance	1406.4	1404	0	0
Floor	902.7	839.3	745.2	700
K-factor	32	36	36	36
Min/Max rating change allowed	127.9	136	155.5	165.8
Highest rating	1406.4 2025-09-30	1404 2025-09-30	1245.2 2025-08-01	1200 2024-10-01
Highest raw rating	1402.7 2025-08-01	1339.3 2025-09-30	1245.2 2025-08-01	1200 2024-10-01
Highest weighted rating	1232.9 2025-09-30	1224.5 2025-09-30	1200 2024-10-01	1200 2024-10-01
Highest weighted performance	1406.4 2025-09-30	1404 2025-09-30	1200 2024-10-01	1200 2024-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.5	-0.5	0	0
New rating	1405.9	1403.5	1245.2	1200
Analysis
Rating	1406.4	1404	1245.2	1200
Raw rating	1382.4	1339.3	1245.2	1200
Weighted rating	1232.9	1224.5	1201.3
Weighted performance	1406.4	1404	0
K-factor	32	36	36	36
Floor	902.7	839.3	745.2	700
Max/Min rating change allowed	127.9	136	155.5	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	1382.4	1339.3	1245.2	1200
New weighted rating	1246.2	1234.6	1205.1	1200
New weighted performance	1405.9	1403.5	0	0
Temp new rating	1405.9	1403.5	1245.2	1200
Temp new rating +/-	-0.5	-0.5	0	0
Final new rating +/-	-0.5	-0.5	0	0
New rating	1405.9	1403.5	1245.2	1200
New K-factor	32	36	36	36
New floor	902.7	839.3	745.2	700

Item	Main	Standard	Rapid
	0	0	0
	73	69	4
	3	0	3
	0	0	0
	0	0	0
	0	0	0
History	76	69	7

Games since
	Main 76	Standard 69		Rapid 7		Blitz 0
Gender	Female
Age group	U10
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	2093		274		91
Female	351		41		14
U10	136		17		7
U10 Female	16		5		2
Standard
	RSA		Province		Region
Overall	2013		269		89
Female	351		42		14
U10	134		19		7
U10 Female	17		5		2
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U10	-1		-1		-1
U10 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U10	-1		-1		-1
U10 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	73	35.5	48.63	-11.6	1283.3	1271.7
Standard	69	33	47.83	-18.5	1275.4	1256.9
Rapid	4	2.5	62.5	106.2	1420.2	1526.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	76	36.5	48.03	-16.8	1275.5	1258.7
Standard	69	33	47.83	-18.5	1275.4	1256.9
Rapid	7	3.5	50	0	1276.7	1276.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1382.4	1339.3	1245.2	1200
2025-09-01	1322.6	1265.5	1245.2	1200
2025-08-01	1402.7	1301.3	1245.2	1200
2025-07-01	1206.6	1219.1	1187.9	1200
2025-06-01	1191.2	1198.2	1190.3	1200
2025-05-01	1190.6	1197.3	1190.3	1200
2025-04-01	1192.8	1199.6	1190.3	1200
2025-03-01	1191.3	1197.8	1190.3	1200
2025-02-01	1191.7	1200	1188.7	1200
2025-01-01	1172.2	1200	1162.4	1200
2024-12-01	1172.2	1200	1162.4	1200
2024-11-01	1172.2	1200	1162.4	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	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	EC Closed 2025 (U8+U10 Girls)	2025-09-06	2025-09-07	Standard	Nelson Mandela Bay (ENM)	6	6	5	Yes	Analysis
2	FIDE in the Bay 2025 (U12)	2025-08-30	2025-08-30	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
3	UCC Championship 2025 (B)	2025-07-22	2025-08-19	Standard	Nelson Mandela Bay (ENM)	5	3	1	Yes	Analysis
4	UCC Mind Over Board 2025 (B)	2025-08-01	2025-08-03	Standard	Nelson Mandela Bay (ENM)	5	5	2	Yes	Analysis
5	UCC Rapid July 2025	2025-07-08	2025-07-15	Rapid	Nelson Mandela Bay (ENM)	6	3	2.5	Yes	Analysis
6	Eastern Cape Inter-Regional Individual Chess Championship 2025 (U10 Girls)	2025-07-11	2025-07-12	Standard	Amathole (EAL)	6	6	5	Yes	Analysis
7	Eastern Cape Inter-Regional Team Chess Championship 2025 (U10)	2025-07-10	2025-07-10	Standard	Amathole (EAL)	5	3	0.5	Yes	Analysis
8	Fide in the Bay 2025 (B)	2025-07-05	2025-07-05	Standard	Nelson Mandela Bay (ENM)	5	5	2	Yes	Analysis
9	UCC Rapid May 2025	2025-05-27	2025-06-17	Rapid	Nelson Mandela Bay (ENM)	6	1	0	Yes	Analysis
10	NMBCU Closed 2025 (U10)	2025-06-13	2025-06-14	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
11	NMBCU Open 2025 (C)	2025-05-23	2025-05-24	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
12	NMBCU Trial 4 2025 (U10)	2025-05-09	2025-05-10	Standard	Nelson Mandela Bay (ENM)	6	6	2.5	Yes	Analysis
13	NMB 3rd Trials 2025 (U10)	2025-04-11	2025-04-12	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
14	NMB 2nd Trials 2025 (U10)	2025-03-07	2025-03-08	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
15	NMBCH Trial 1 2025 (U10)	2025-02-14	2025-02-15	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	EC Closed 2025 (U8+U10 Girls)	2025-09-06	2025-09-07	Standard	Nelson Mandela Bay (ENM)	6	6	5	Yes	Analysis
2	FIDE in the Bay 2025 (U12)	2025-08-30	2025-08-30	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
3	UCC Championship 2025 (B)	2025-07-22	2025-08-19	Standard	Nelson Mandela Bay (ENM)	5	3	1	Yes	Analysis
4	UCC Mind Over Board 2025 (B)	2025-08-01	2025-08-03	Standard	Nelson Mandela Bay (ENM)	5	5	2	Yes	Analysis
5	UCC Rapid July 2025	2025-07-08	2025-07-15	Rapid	Nelson Mandela Bay (ENM)	6	3	2.5	Yes	Analysis
6	Eastern Cape Inter-Regional Individual Chess Championship 2025 (U10 Girls)	2025-07-11	2025-07-12	Standard	Amathole (EAL)	6	6	5	Yes	Analysis
7	Eastern Cape Inter-Regional Team Chess Championship 2025 (U10)	2025-07-10	2025-07-10	Standard	Amathole (EAL)	5	3	0.5	Yes	Analysis
8	Fide in the Bay 2025 (B)	2025-07-05	2025-07-05	Standard	Nelson Mandela Bay (ENM)	5	5	2	Yes	Analysis
9	UCC Rapid May 2025	2025-05-27	2025-06-17	Rapid	Nelson Mandela Bay (ENM)	6	1	0	Yes	Analysis
10	NMBCU Closed 2025 (U10)	2025-06-13	2025-06-14	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
11	NMBCU Open 2025 (C)	2025-05-23	2025-05-24	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
12	NMBCU Trial 4 2025 (U10)	2025-05-09	2025-05-10	Standard	Nelson Mandela Bay (ENM)	6	6	2.5	Yes	Analysis
13	NMB 3rd Trials 2025 (U10)	2025-04-11	2025-04-12	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
14	NMB 2nd Trials 2025 (U10)	2025-03-07	2025-03-08	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
15	NMBCH Trial 1 2025 (U10)	2025-02-14	2025-02-15	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
16	NMBCU Top Schools 2024 (Junior Primary)	2024-10-12	2024-10-12	Rapid	Nelson Mandela Bay (ENM)	5	3	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament EC Closed 2025				Tournament EC Closed 2025
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 4	type Standard	result 1
		Opponent Coetzee, N (Niki)				Opponent Jikijela, A (Ayana)
2	4	Tournament Eastern Cape Inter-Regional Individual Chess Championship 2025				Tournament Eastern Cape Inter-Regional Individual Chess Championship 2025
		date 2025-07-11	rnd 1	type Standard	result 1	date 2025-07-12	rnd 4	type Standard	result 1
		Opponent Tadese, S (Saron)				Opponent Van Huyssteen, Z (Zani)
3	4	Tournament Fide in the Bay 2025				Tournament UCC Rapid July 2025
		date 2025-07-05	rnd 5	type Standard	result 1	date 2025-07-08	rnd 3	type Rapid	result 1
		Opponent Noah, A (Alexander)				Opponent Smile, O (Osakhe)

#	Games	Start				End
1	4	Tournament EC Closed 2025				Tournament EC Closed 2025
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 4	type Standard	result 1
		Opponent Coetzee, N (Niki)				Opponent Jikijela, A (Ayana)
2	4	Tournament Eastern Cape Inter-Regional Individual Chess Championship 2025				Tournament Eastern Cape Inter-Regional Individual Chess Championship 2025
		date 2025-07-11	rnd 1	type Standard	result 1	date 2025-07-12	rnd 4	type Standard	result 1
		Opponent Tadese, S (Saron)				Opponent Van Huyssteen, Z (Zani)
3	4	Tournament NMB 3rd Trials 2025				Tournament NMBCU Trial 4 2025
		date 2025-04-12	rnd 6	type Standard	result 1	date 2025-05-10	rnd 3	type Standard	result 1
		Opponent Van Huyssteen, Z (Zani)				Opponent Armstrong, K (Kristin)

#	Games	Start				End
1	3	Tournament UCC Rapid July 2025				Tournament UCC Rapid July 2025
		date 2025-07-08	rnd 1	type Rapid	result 1	date 2025-07-08	rnd 3	type Rapid	result 1
		Opponent Verwey, M (Malan)				Opponent Smile, O (Osakhe)
2	1	Tournament NMBCU Top Schools 2024				Tournament NMBCU Top Schools 2024
		date 2024-10-12	rnd 4	type Rapid	result 1	date 2024-10-12	rnd 4	type Rapid	result 1
		Opponent Makhetha, T (Tebello)				Opponent Makhetha, T (Tebello)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament EC Closed 2025				Tournament EC Closed 2025
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 4	type Standard	result 1
		Opponent Coetzee, N (Niki)				Opponent Jikijela, A (Ayana)
2	4	Tournament Eastern Cape Inter-Regional Individual Chess Championship 2025				Tournament Eastern Cape Inter-Regional Individual Chess Championship 2025
		date 2025-07-11	rnd 1	type Standard	result 1	date 2025-07-12	rnd 4	type Standard	result 1
		Opponent Tadese, S (Saron)				Opponent Van Huyssteen, Z (Zani)
3	3	Tournament FIDE in the Bay 2025				Tournament FIDE in the Bay 2025
		date 2025-08-30	rnd 1	type Standard	result 1	date 2025-08-30	rnd 3	type Standard	result 1
		Opponent Dikana, I (Iminathi)				Opponent Van Dyk, B (Ben)

#	Games	Start				End
1	4	Tournament EC Closed 2025				Tournament EC Closed 2025
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 4	type Standard	result 1
		Opponent Coetzee, N (Niki)				Opponent Jikijela, A (Ayana)
2	4	Tournament Eastern Cape Inter-Regional Individual Chess Championship 2025				Tournament Eastern Cape Inter-Regional Individual Chess Championship 2025
		date 2025-07-11	rnd 1	type Standard	result 1	date 2025-07-12	rnd 4	type Standard	result 1
		Opponent Tadese, S (Saron)				Opponent Van Huyssteen, Z (Zani)
3	3	Tournament FIDE in the Bay 2025				Tournament FIDE in the Bay 2025
		date 2025-08-30	rnd 1	type Standard	result 1	date 2025-08-30	rnd 3	type Standard	result 1
		Opponent Dikana, I (Iminathi)				Opponent Van Dyk, B (Ben)

#	Games	Start				End
1	1	Tournament UCC Rapid July 2025				Tournament UCC Rapid July 2025
		date 2025-07-08	rnd 3	type Rapid	result 1	date 2025-07-08	rnd 3	type Rapid	result 1
		Opponent Smile, O (Osakhe)				Opponent Smile, O (Osakhe)
2	1	Tournament UCC Rapid July 2025				Tournament UCC Rapid July 2025
		date 2025-07-08	rnd 1	type Rapid	result 1	date 2025-07-08	rnd 1	type Rapid	result 1
		Opponent Verwey, M (Malan)				Opponent Verwey, M (Malan)
3	1	Tournament NMBCU Top Schools 2024				Tournament NMBCU Top Schools 2024
		date 2024-10-12	rnd 4	type Rapid	result 1	date 2024-10-12	rnd 4	type Rapid	result 1
		Opponent Makhetha, T (Tebello)				Opponent Makhetha, T (Tebello)

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	Armstrong ,K (Kristin)	6	3	0	6	3	0	0	0	0	0	0	0
1	Armstrong ,K (Kristin)	6	1223.1	1223.1	6	1221.3	1223.1	0	0	0	0	0	0
2	Van Huyssteen ,Z (Zani)	6	6	425	6	6	425	0	0	0	0	0	0
2	Van Huyssteen ,Z (Zani)	6	1200.5	1625.5	6	1200.2	1625.5	0	0	0	0	0	0
3	Mitchell ,N (Nicholas)	5	0	-425	5	0	-425	0	0	0	0	0	0
3	Mitchell ,N (Nicholas)	5	1276	851	5	1267	851	0	0	0	0	0	0
4	Smith ,A (Ayden)	3	3	425	3	3	425	0	0	0	0	0	0
4	Smith ,A (Ayden)	3	1171.7	1596.7	3	1165.5	1596.7	0	0	0	0	0	0
5	Viljoen ,C (Colton)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
5	Viljoen ,C (Colton)	3	1205.8	1064.1	3	1199	1064.1	0	0	0	0	0	0
6	Borriero ,L (Luca)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
6	Borriero ,L (Luca)	3	1342.2	1200.5	3	1340.1	1200.5	0	0	0	0	0	0
7	Coetzer ,H (Hanroux)	3	0	-425	3	0	-425	0	0	0	0	0	0
7	Coetzer ,H (Hanroux)	3	1228.3	803.3	3	1271.4	803.3	0	0	0	0	0	0
8	Goosen ,B (Blake)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
8	Goosen ,B (Blake)	3	1245.3	1387	3	1216.4	1387	0	0	0	0	0	0
9	Verwey ,M (Malan)	3	1	-141.7	2	0	-425	1	1	425	0	0	0
9	Verwey ,M (Malan)	3	1464.3	1322.6	2	1394.9	1039.3	1	1363.1	1889.3	0	0	0
10	Smile ,O (Osakhe)	3	1	-141.7	2	0	-425	1	1	425	0	0	0
10	Smile ,O (Osakhe)	3	1296.7	1155	2	1306.5	871.7	1	1186.5	1721.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Sizani, I (Iviwe)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms