Chess South Africa Ratings Database

PLAYER PAGE

Personal

Bellini, G (Gemma)

Chess SA id

2100137375

FIDE id

Date of birth

2010-08-18 (U16)

Gender

Female

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1323.5

Item	Main	Standard	Rapid	Blitz
Rating	1423.8	1419.1	1311.3	1200
Raw rating	1423.8	1419.1	1311.3	1200
Weighted rating	1385.2	1371	1311	1200
Weighted performance	1335.4	1328.1	942.1	0
Floor	968.6	971.8	836	700
K-factor	32	32	36	36
Min/Max rating change allowed	120.5	121.3	141.5	165.8
Highest rating	1468.6 2023-10-01	1487.5 2023-09-01	1336 2023-04-01	1200 2018-10-01
Highest raw rating	1468.6 2023-10-01	1471.8 2023-10-01	1336 2023-04-01	1200 2024-03-01
Highest weighted rating	1468.6 2024-03-01	1471.8 2024-03-01	1336 2024-10-01	1200 2018-10-01
Highest weighted performance	1408.5 2025-05-05	1487.5 2023-09-01	1328.3 2022-10-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1423.8	1419.1	1311.3	1200
Analysis
Rating	1423.8	1419.1	1311.3	1200
Raw rating	1423.8	1419.1	1311.3	1200
Weighted rating	1385.2	1371	1311
Weighted performance	1335.4	1328.1	942.1
K-factor	32	32	36	36
Floor	968.6	971.8	836	700
Max/Min rating change allowed	120.5	121.3	141.5	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	1423.8	1419.1	1311.3	1200
New weighted rating	1388	1374.6	1311.1	1200
New weighted performance	1335	1327.6	941.7	0
Temp new rating	1423.8	1419.1	1311.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1423.8	1419.1	1311.3	1200
New K-factor	32	32	36	36
New floor	968.6	971.8	836	700

Item	Main	Standard	Rapid
	0	0	0
	17	17	0
	36	36	0
	40	22	18
	49	28	21
	0	0	0
History	142	103	39

Games since
	Main 53	Standard 53		Rapid 0		Blitz 0
Gender	Female
Age group	U16
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1927		585		267
Female	301		111		47
U16	279		89		33
U16 Female	61		24		9
Standard
	RSA		Province		Region
Overall	1857		507		241
Female	311		108		49
U16	271		83		33
U16 Female	59		20		9
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	17	12.5	73.53	200	1309.2	1509.2
Standard	17	12.5	73.53	200	1309.2	1509.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	142	83.5	58.8	74.8	1276.6	1351.5
Standard	103	60	58.25	70.1	1280.5	1350.6
Rapid	39	23.5	60.26	87.2	1266.5	1353.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1423.8	1419.1	1311.3	1200
2025-09-01	1423.8	1419.1	1311.3	1200
2025-08-01	1423.8	1419.1	1311.3	1200
2025-07-01	1423.8	1419.1	1311.3	1200
2025-06-01	1423.8	1419.1	1311.3	1200
2025-05-01	1423.8	1419.1	1311.3	1200
2025-04-01	1406.6	1398.2	1311.3	1200
2025-03-01	1405.8	1397.5	1311.3	1200
2025-02-01	1363	1342.6	1311.3	1200
2025-01-01	1298	1274.1	1310.5	1200
2024-12-01	1295.1	1263.5	1310.5	1200
2024-11-01	1295.1	1263.5	1310.5	1200
2024-10-01	1362.5	1344.1	1310.5	1200
2024-09-01	1330.6	1299.3	1310.5	1200
2024-08-01	1330.6	1299.3	1310.5	1200
2024-07-01	1330.6	1299.3	1310.5	1200
2024-06-01	1347.3	1317.2	1310.5	1200
2024-08-01	1347.3	1317.2	1310.5	1200
2024-04-01	1347.3	1317.2	1310.5	1200
2024-03-01	1433	1419.6	1310.5	1200
2024-02-01	1468.6	1471.8	1310.5	1200
2024-01-01	1468.6	1471.8	1310.5	1200
2023-12-01	1468.6	1471.8	1310.5	1200
2023-11-01	1468.6	1471.8	1310.5	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	Western Cape Schools Individual Championship 2025 (U15 Girls)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
2	CT Metro Schools Individual Closed 2025 (U15 Girls)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
3	2025 District Central Schools Chess Individual Trials (U15 Girls)	2025-01-31	2025-02-01	Standard	Cape Town (WCT)	6	5	5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools Individual Championship 2025 (U15 Girls)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
2	CT Metro Schools Individual Closed 2025 (U15 Girls)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
3	2025 District Central Schools Chess Individual Trials (U15 Girls)	2025-01-31	2025-02-01	Standard	Cape Town (WCT)	6	5	5	Yes	Analysis
4	Mzansi Interprovincial Youth Chess Championships 2024 (U16 Girls Championship)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	3	Yes	Analysis
5	Chess Elevation Series - October 2024 (Level 3B)	2024-10-25	2024-10-26	Standard	Cape Town (WCT)	5	5	0.5	Yes	Analysis
6	Western Cape Top Schools Championship 2024 (U15 Girls)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	6	4.5	Yes	Analysis
7	Cape Town Chess Federation Closed Chess Championships 2024 (U16)	2024-06-15	2024-06-16	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
8	Steinitz Chess Festival 2024 (U14)	2024-05-11	2024-05-11	Rapid	Cape Town (WCT)	5	0	0	No	Analysis
9	Cape Town Open Chess Championship 2024 (Intermediate)	2024-03-16	2024-03-17	Standard	Cape Town (WCT)	6	6	1	Yes	Analysis
10	Cape of Good Hope Open Chess Tournament 2024 (Intermediate)	2024-02-17	2024-02-17	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
11	Western Cape Top Schools 2023 (U13 Girls)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	5	4.5	Yes	Analysis
12	CW Top Schools 2023 (U14)	2023-08-12	2023-08-12	Standard	West Coast (WCU)	5	5	4	Yes	Analysis
13	Rylib Chess Winter Slam 2023 (B)	2023-07-06	2023-07-06	Rapid	Cape Town (WCT)	6	6	2	Yes	Analysis
14	Curro Durbanville Chess Open Rapid 2023 (U14)	2023-07-15	2023-07-15	Rapid	Cape Town (WCT)	6	6	4.5	Yes	Analysis
15	Cape Town Open 2023 (U14)	2023-03-25	2023-03-25	Rapid	Cape Town (WCT)	6	6	4.5	Yes	Analysis
16	Cape Town Open 2023 (Rapid)	2023-03-26	2023-03-26	Rapid	Cape Town (WCT)	6	0	0	No	Analysis
17	Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Girls)	2023-02-03	2023-03-04	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
18	Central District School Trials 2023 (U13 Girls)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
19	Metro Rapid 2022 (U13 Girls)	2022-10-22	2022-10-22	Rapid	Cape Town (WCT)	5	5	4	Yes	Analysis
20	Western Cape Top Schools 2022 (U13 Girls)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
21	Western Cape Woman`s Championship 2022 (Development)	2022-09-03	2022-09-03	Standard	West Coast (WCU)	5	5	4	Yes	Analysis
22	South African Open 2022 (U16)	2022-07-11	2022-07-13	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
23	South African Open 2022 (Blitz)	2022-07-14	2022-07-14	Blitz	Cape Town (WCT)	10	0	0	No	Analysis
24	Curro Durbanville Chess Open Rapid 2022 (U14)	2022-07-02	2022-07-02	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
25	WP Closed 2022 (U14)	2022-06-16	2022-06-16	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
26	Metro WP Schools Chess Trials 2022 (U13 Girls)	2022-04-22	2022-04-23	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
27	2022 Central District Individual Trials (U13)	2022-03-05	2022-03-05	Rapid	Cape Town (WCT)	5	5	3.5	Yes	Analysis
28	Laerskool Welgemoed 12th Annual Chess Challenge 2022 (U14)	2022-02-19	2022-02-19	Rapid	Cape Town (WCT)	5	5	2	Yes	Analysis

#	Games	Start				End
1	9	Tournament CW Top Schools 2023				Tournament Cape of Good Hope Open Chess Tournament 2024
		date 2023-08-12	rnd 5	type Standard	result 1	date 2024-02-17	rnd 3	type Standard	result 1
		Opponent Kirthan, V (Vajra)				Opponent Rogov, E (Evgenij)
2	9	Tournament Western Cape Top Schools 2022				Tournament Metro Rapid 2022
		date 2022-09-16	rnd 1	type Standard	result 1	date 2022-10-22	rnd 4	type Rapid	result 1
		Opponent Erasmus, A (Anneke)				Opponent Ebrahim, N (Nabeelah)
3	8	Tournament 2025 District Central Schools Chess Individual Trials				Tournament CT Metro Schools Individual Closed 2025
		date 2025-01-31	rnd 1	type Standard	result 1	date 2025-03-01	rnd 3	type Standard	result 0.5
		Opponent Nkayi, S (Sibongile)				Opponent Ebrahim, N (Nabeelah)

#	Games	Start				End
1	11	Tournament Western Cape Top Schools 2022				Tournament Central District School Trials 2023
		date 2022-09-16	rnd 1	type Standard	result 1	date 2023-02-04	rnd 4	type Standard	result 1
		Opponent Erasmus, A (Anneke)				Opponent Ras, H (Hanaan)
2	9	Tournament CW Top Schools 2023				Tournament Cape of Good Hope Open Chess Tournament 2024
		date 2023-08-12	rnd 5	type Standard	result 1	date 2024-02-17	rnd 3	type Standard	result 1
		Opponent Kirthan, V (Vajra)				Opponent Rogov, E (Evgenij)
3	8	Tournament 2025 District Central Schools Chess Individual Trials				Tournament CT Metro Schools Individual Closed 2025
		date 2025-01-31	rnd 1	type Standard	result 1	date 2025-03-01	rnd 3	type Standard	result 0.5
		Opponent Nkayi, S (Sibongile)				Opponent Ebrahim, N (Nabeelah)

#	Games	Start				End
1	5	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-25	rnd 2	type Rapid	result 1	date 2023-03-25	rnd 6	type Rapid	result 1
		Opponent Oosthuizen, H (Henre)				Opponent Smith, S (Shiloh)
2	5	Tournament Curro Durbanville Chess Open Rapid 2022				Tournament Metro Rapid 2022
		date 2022-07-02	rnd 6	type Rapid	result 1	date 2022-10-22	rnd 4	type Rapid	result 1
		Opponent Kingsley, U (Ulrich)				Opponent Ebrahim, N (Nabeelah)
3	4	Tournament Curro Durbanville Chess Open Rapid 2023				Tournament Curro Durbanville Chess Open Rapid 2023
		date 2023-07-15	rnd 3	type Rapid	result 1	date 2023-07-15	rnd 6	type Rapid	result 1
		Opponent Scheepers, R (Riko)				Opponent Schoonakker, C (Cornelis)

No games found.

#	Games	Start				End

#	Games	Start				End
1	9	Tournament Western Cape Top Schools 2022				Tournament Metro Rapid 2022
		date 2022-09-16	rnd 1	type Standard	result 1	date 2022-10-22	rnd 4	type Rapid	result 1
		Opponent Erasmus, A (Anneke)				Opponent Ebrahim, N (Nabeelah)
2	7	Tournament 2025 District Central Schools Chess Individual Trials				Tournament CT Metro Schools Individual Closed 2025
		date 2025-01-31	rnd 1	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Nkayi, S (Sibongile)				Opponent Shoriwa, M (Mary)
3	6	Tournament Central District School Trials 2023				Tournament Central District School Trials 2023
		date 2023-02-03	rnd 1	type Standard	result 1	date 2023-02-04	rnd 4	type Standard	result 1
		Opponent Ernstzen, U (Ummaymah)				Opponent Ras, H (Hanaan)

#	Games	Start				End
1	11	Tournament Western Cape Top Schools 2022				Tournament Central District School Trials 2023
		date 2022-09-16	rnd 1	type Standard	result 1	date 2023-02-04	rnd 4	type Standard	result 1
		Opponent Erasmus, A (Anneke)				Opponent Ras, H (Hanaan)
2	7	Tournament 2025 District Central Schools Chess Individual Trials				Tournament CT Metro Schools Individual Closed 2025
		date 2025-01-31	rnd 1	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Nkayi, S (Sibongile)				Opponent Shoriwa, M (Mary)
3	4	Tournament Western Cape Top Schools 2023				Tournament Cape of Good Hope Open Chess Tournament 2024
		date 2023-09-03	rnd 5	type Standard	result 1	date 2024-02-17	rnd 3	type Standard	result 1
		Opponent Love, C (Celine)				Opponent Rogov, E (Evgenij)

#	Games	Start				End
1	5	Tournament Curro Durbanville Chess Open Rapid 2022				Tournament Metro Rapid 2022
		date 2022-07-02	rnd 6	type Rapid	result 1	date 2022-10-22	rnd 4	type Rapid	result 1
		Opponent Kingsley, U (Ulrich)				Opponent Ebrahim, N (Nabeelah)
2	3	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-25	rnd 2	type Rapid	result 1	date 2023-03-25	rnd 4	type Rapid	result 1
		Opponent Oosthuizen, H (Henre)				Opponent Janse Van Rensburg, N (Nicolas)
3	3	Tournament Laerskool Welgemoed 12th Annual Chess Challenge 2022				Tournament 2022 Central District Individual Trials
		date 2022-02-19	rnd 5	type Rapid	result 1	date 2022-03-05	rnd 2	type Rapid	result 1
		Opponent Dokrall, D (Dillon)				Opponent Jawoodien, A (Aziz)

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	Mputing ,A (Asiphile)	3	3	425	2	2	425	1	1	425	0	0	0
1	Mputing ,A (Asiphile)	3	1132.9	1557.9	2	1075.2	1557.9	1	1162.4	1557.9	0	0	0
2	Ebrahim ,N (Nabeelah)	3	1.5	0	2	0.5	-212.5	1	1	425	0	0	0
2	Ebrahim ,N (Nabeelah)	3	1426.1	1426.1	2	1394.4	1213.6	1	1453.4	1851.1	0	0	0
3	Rubusana ,N (Nina)	2	2	425	2	2	425	0	0	0	0	0	0
3	Rubusana ,N (Nina)	2	1211.8	1636.8	2	1172.2	1636.8	0	0	0	0	0	0
4	Reid ,H (Hannah)	2	1	0	2	1	0	0	0	0	0	0	0
4	Reid ,H (Hannah)	2	1234.6	1234.6	2	1231.8	1234.6	0	0	0	0	0	0
5	Shoriwa ,M (Mary)	2	2	425	2	2	425	0	0	0	0	0	0
5	Shoriwa ,M (Mary)	2	1219.4	1644.4	2	1203.2	1644.4	0	0	0	0	0	0
6	Meyer ,M (Matthew)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Meyer ,M (Matthew)	2	1625.9	1200.9	2	1586.8	1200.9	0	0	0	0	0	0
7	Henry ,M (Molly)	2	1	0	2	1	0	0	0	0	0	0	0
7	Henry ,M (Molly)	2	1425	1425	2	1429.2	1425	0	0	0	0	0	0
8	Sher ,J (Jonah)	2	1	0	2	1	0	0	0	0	0	0	0
8	Sher ,J (Jonah)	2	1314.4	1314.4	2	1259.9	1314.4	0	0	0	0	0	0
9	Ganjana ,N (Namndikhona)	2	1	0	2	1	0	0	0	0	0	0	0
9	Ganjana ,N (Namndikhona)	2	1269.8	1269.8	2	1253.6	1269.8	0	0	0	0	0	0
10	Solomon ,I (Izaiah)	2	0	-425	1	0	-425	1	0	-425	0	0	0
10	Solomon ,I (Izaiah)	2	1524.5	1099.5	1	1512.2	1099.5	1	1443.6	1099.5	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Bellini, G (Gemma)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms