Chess South Africa Ratings Database

PLAYER PAGE

Personal

Del Grosso, G (Gianluca Gabriele)

Chess SA id

1090135387

FIDE id

Date of birth

2009-03-12 (U18)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-20

Personal details last changed

1900-01-01

Junior GPX Games

26.4

Junior GPX Points

1345.4

Item	Main	Standard	Rapid	Blitz
Rating	1573.4	1549.3	1451.8	1200
Raw rating	1573.4	1549.3	1451.8	1200
Weighted rating	1553.4	1529.2	1434.8	1200
Weighted performance	1481.8	1445.8	1254.8	0
Floor	1073.4	1059.7	951.8	700
K-factor	32	32	32	36
Min/Max rating change allowed	97.4	100.8	115.8	165.8
Highest rating	1590.6 2024-09-01	1583.4 2024-09-01	1557.5 2023-06-01	1200 2018-10-01
Highest raw rating	1573.4 2025-09-30	1559.7 2024-11-01	1451.8 2025-05-05	1200 2024-02-01
Highest weighted rating	1553.4 2025-09-30	1529.2 2025-09-30	1429.8 2025-08-01	1200 2018-10-01
Highest weighted performance	1590.6 2024-09-01	1583.4 2024-09-01	1557.5 2023-06-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1573.4	1549.3	1451.8	1200
Analysis
Rating	1573.4	1549.3	1451.8	1200
Raw rating	1573.4	1549.3	1451.8	1200
Weighted rating	1553.4	1529.2	1434.8
Weighted performance	1481.8	1445.8	1254.8
K-factor	32	32	32	36
Floor	1073.4	1059.7	951.8	700
Max/Min rating change allowed	97.4	100.8	115.8	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	1573.4	1549.3	1451.8	1200
New weighted rating	1555.9	1531.9	1437	1200
New weighted performance	1481.3	1445.3	1254.3	0
Temp new rating	1573.4	1549.3	1451.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1573.4	1549.3	1451.8	1200
New K-factor	32	32	32	36
New floor	1073.4	1059.7	951.8	700

Item	Main	Standard	Rapid
	0	0	0
	26	21	5
	59	35	24
	53	33	20
	49	49	0
	5	5	0
History	192	143	49

Games since
	Main 90	Standard 56		Rapid 34		Blitz 0
Gender	Male
Age group	U18
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	777		285		35
Male	695		252		30
U18	113		37		5
U18 Male	100		32		4
Standard
	RSA		Province		Region
Overall	849		321		45
Male	746		281		39
U18	123		44		7
U18 Male	109		39		6
Rapid
	RSA		Province		Region
Overall	333		60		11
Male	303		54		9
U18	36		4		1
U18 Male	35		4		1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-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	26	20	76.92	228.8	1336.4	1565.2
Standard	21	15.5	73.81	202.4	1318.9	1521.3
Rapid	5	4.5	90	340	1409.8	1749.8
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	192	135.5	70.57	174.9	1315.7	1490.5
Standard	143	96	67.13	145.6	1317.4	1463.1
Rapid	49	39.5	80.61	260.2	1310.6	1570.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1573.4	1549.3	1451.8	1200
2025-09-01	1568.7	1538.4	1451.8	1200
2025-08-01	1570.5	1537.6	1451.8	1200
2025-07-01	1570.5	1537.6	1451.8	1200
2025-06-01	1570.5	1537.6	1451.8	1200
2025-05-01	1560	1516.2	1451.8	1200
2025-04-01	1536.3	1515	1420.1	1200
2025-03-01	1534.2	1514.7	1420.1	1200
2025-02-01	1556.3	1559.7	1420.1	1200
2025-01-01	1556.3	1559.7	1420.1	1200
2024-12-01	1556.3	1559.7	1420.1	1200
2024-11-01	1556.3	1559.7	1420.1	1200
2024-10-01	1562	1544.3	1437.4	1200
2024-09-01	1542.6	1506.2	1437.4	1200
2024-08-01	1542.6	1506.2	1437.4	1200
2024-07-01	1542.6	1506.2	1437.4	1200
2024-06-01	1527.3	1481.2	1437.4	1200
2024-08-01	1520	1482.2	1425.9	1200
2024-04-01	1504.8	1482.2	1405.9	1200
2024-03-01	1512	1482.2	1386.7	1200
2024-02-01	1512	1482.2	1386.7	1200
2024-01-01	1510.5	1475.8	1386.7	1200
2023-12-01	1510.5	1475.8	1386.7	1200
2023-11-01	1510.5	1475.8	1386.7	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	St Peters College Sports & Cultural Festival 2025	2025-09-19	2025-09-20	Standard	Johannesburg Metro (GJM)	6	4	3	Yes	Analysis
2	Ekurhuleni North Schools Teams 2025 (U19 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
3	Benoni High School Cluster 2025 (U19)	2025-05-10	2025-05-10	Standard	Ekurhuleni (GE)	5	5	4.5	Yes	Analysis
4	Chess Molecules Open Tournament 2025 (A)	2025-04-19	2025-04-19	Rapid	Johannesburg Metro (GJM)	5	5	4.5	Yes	Analysis
5	Benoni High School Cluster 15Feb 2025 (U18 Boys)	2025-02-15	2025-02-15	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
6	CPH Primrose Open 2025 (B)	2025-02-08	2025-02-08	Standard	Ekurhuleni (GE)	5	3	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	St Peters College Sports & Cultural Festival 2025	2025-09-19	2025-09-20	Standard	Johannesburg Metro (GJM)	6	4	3	Yes	Analysis
2	Ekurhuleni North Schools Teams 2025 (U19 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
3	Benoni High School Cluster 2025 (U19)	2025-05-10	2025-05-10	Standard	Ekurhuleni (GE)	5	5	4.5	Yes	Analysis
4	Chess Molecules Open Tournament 2025 (A)	2025-04-19	2025-04-19	Rapid	Johannesburg Metro (GJM)	5	5	4.5	Yes	Analysis
5	Benoni High School Cluster 15Feb 2025 (U18 Boys)	2025-02-15	2025-02-15	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
6	CPH Primrose Open 2025 (B)	2025-02-08	2025-02-08	Standard	Ekurhuleni (GE)	5	3	2	Yes	Analysis
7	JCC St Peters Sports & Cultural Festival 2024	2024-09-20	2024-09-21	Standard	Johannesburg Metro (GJM)	6	6	5	Yes	Analysis
8	Gauteng Top Schools 2024 (U17 Open)	2024-10-05	2024-10-05	Rapid	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
9	Ekurhuleni North Schools Finals - Teams 2024 (U17 Open)	2024-08-03	2024-08-03	Standard	Ekurhuleni (GE)	5	5	4.5	Yes	Analysis
10	Ekurhuleni Trails 3 2024 (U16)	2024-08-24	2024-08-24	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
11	Gauteng Schools Individuals Finals 2024 (U15 Boys)	2024-08-17	2024-08-17	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
12	Ekurhuleni Trails 1 2024 (U16)	2024-06-01	2024-06-01	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
13	Ekurhuleni North High School Individuals 2024 (U15 Boys)	2024-05-18	2024-05-18	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
14	Benoni Cluster High Schools Teams 2024 (U17)	2024-05-11	2024-05-11	Rapid	Ekurhuleni (GE)	5	4	4	Yes	Analysis
15	JCC King David Linksfield Rapid 2024 (A)	2024-04-21	2024-04-21	Rapid	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
16	CPH St Andrew's Rapid 2024 (A)	2024-03-30	2024-03-30	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis
17	Benoni High Schools Cluster Individuals 2024 (U15 Boys)	2024-03-16	2024-03-16	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis
18	2024 Gauteng Inter-Region Chess Championship (U16A)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
19	Gauteng Soncini Finals 2023 (Boys)	2023-10-28	2023-10-28	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis
20	Primrose Rapid 2023 (High School)	2023-06-10	2023-06-10	Rapid	Ekurhuleni (GE)	5	5	5	Yes	Analysis
21	Ekurhuleni Chess Trial 3 2023 (U16)	2023-06-17	2023-06-17	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
22	Gauteng Open Arnold Classic 2023 (U16)	2023-05-19	2023-05-19	Rapid	Tshwane (GTP)	5	5	4	Yes	Analysis
23	Gauteng Schools Individual Finals 2023 (U15 Boys)	2023-05-27	2023-05-27	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
24	Ekurhuleni North Schools Individual Finals 2023 (U15 Boys)	2023-05-13	2023-05-13	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
25	Benoni Cluster High School League 2023 (U15 Open)	2023-05-06	2023-05-06	Rapid	Ekurhuleni (GE)	5	5	4.5	Yes	Analysis
26	Ekurhuleni Trials 2 2023 (U16)	2023-04-22	2023-04-22	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
27	2023 South African Junior Closed Chess Championships (U14 Open)	2023-03-31	2023-04-04	Standard	Chess South Africa (CSA)	9	9	2.5	Yes	Analysis
28	Ekhuruleni Chess Trials 1 2023 (U16)	2023-03-25	2023-03-25	Standard	Ekurhuleni (GE)	5	4	2.5	Yes	Analysis
29	2022 South African Junior Wild Card Chess Championships (U14 Open)	2022-12-09	2022-12-12	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
30	2022 South African Junior Team Chess Championships (U14 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
31	ACB Tournament 2022 (A)	2022-10-07	2022-10-08	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
32	Ekurhuleni Chess Springs Club Open 2022 (D)	2022-09-03	2022-09-03	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
33	Ekurhuleni-North Schools Teams 2022 (U13)	2022-08-06	2022-08-06	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
34	ACB Invitation Chess Tournament 2022 (U11+U13)	2022-06-11	2022-06-11	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
35	Ekurhuleni-North Schools Finals Indiv 2022 (U13 Boys)	2022-05-13	2022-05-13	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
36	Ekurhuleni Trials 1 2022 (U14)	2022-04-23	2022-04-23	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
37	Ekurhuleni Chess Open 2022 (D)	2022-01-08	2022-01-09	Standard	Ekurhuleni (GE)	7	7	5	Yes	Analysis
38	Ekurhuleni North Schools District Finals 2021 (U13 Boys)	2021-09-11	2021-09-11	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis

#	Games	Start				End
1	12	Tournament Chess Molecules Open Tournament 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-04-19	rnd 1	type Rapid	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Dlokolo, C (Chuma)				Opponent Kobo, B (Boitumelo)
2	11	Tournament Gauteng Schools Individual Finals 2023				Tournament Ekurhuleni Chess Trial 3 2023
		date 2023-05-27	rnd 4	type Standard	result 1	date 2023-06-17	rnd 4	type Standard	result 1
		Opponent Kekana, N (Neo)				Opponent Aldum, C (Carla)
3	9	Tournament Ekurhuleni Trails 3 2024				Tournament Gauteng Top Schools 2024
		date 2024-08-24	rnd 5	type Standard	result 1	date 2024-10-05	rnd 2	type Rapid	result 0.5
		Opponent Hattingh, T (Tiaan)				Opponent Majola, O (Omphile)

#	Games	Start				End
1	9	Tournament Ekurhuleni Trails 3 2024				Tournament CPH Primrose Open 2025
		date 2024-08-24	rnd 5	type Standard	result 1	date 2025-02-08	rnd 2	type Standard	result 1
		Opponent Hattingh, T (Tiaan)				Opponent Williams, MB (Mohau Benton)
2	9	Tournament Ekurhuleni Trails 1 2024				Tournament Gauteng Schools Individuals Finals 2024
		date 2024-06-01	rnd 5	type Standard	result 1	date 2024-08-17	rnd 3	type Standard	result 1
		Opponent Labuschagne, I (Ivan)				Opponent Ngobe, S (Siyabonga)
3	7	Tournament Benoni High School Cluster 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-05-10	rnd 1	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Du Plooy, M (Marnus)				Opponent Kobo, B (Boitumelo)

#	Games	Start				End
1	9	Tournament JCC King David Linksfield Rapid 2024				Tournament Gauteng Top Schools 2024
		date 2024-04-21	rnd 3	type Rapid	result 1	date 2024-10-05	rnd 2	type Rapid	result 0.5
		Opponent Froom, G (Gabriel)				Opponent Majola, O (Omphile)
2	8	Tournament Gauteng Open Arnold Classic 2023				Tournament Gauteng Soncini Finals 2023
		date 2023-05-19	rnd 4	type Rapid	result 1	date 2023-10-28	rnd 1	type Rapid	result 1
		Opponent Maritz, S (Sune)				Opponent Mc Carthy, C (Caden)
3	7	Tournament Gauteng Top Schools 2024				Tournament Chess Molecules Open Tournament 2025
		date 2024-10-05	rnd 4	type Rapid	result 1	date 2025-04-19	rnd 5	type Rapid	result 0.5
		Opponent Mahlatsi, M (Maluleka)				Opponent Titus, D (Dominique)

No games found.

#	Games	Start				End

#	Games	Start				End
1	9	Tournament JCC King David Linksfield Rapid 2024				Tournament Ekurhuleni North High School Individuals 2024
		date 2024-04-21	rnd 3	type Rapid	result 1	date 2024-05-18	rnd 3	type Standard	result 1
		Opponent Froom, G (Gabriel)				Opponent Shah, S (Sufiyaan)
2	7	Tournament Primrose Rapid 2023				Tournament Ekurhuleni Chess Trial 3 2023
		date 2023-06-10	rnd 1	type Rapid	result 1	date 2023-06-17	rnd 2	type Standard	result 1
		Opponent Ramohlohla, L (Lerato Motaso)				Opponent Jain, C (Chesta)
3	5	Tournament Benoni High School Cluster 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Chapman, J (James)				Opponent Kobo, B (Boitumelo)

#	Games	Start				End
1	5	Tournament Benoni High School Cluster 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Chapman, J (James)				Opponent Kobo, B (Boitumelo)
2	4	Tournament Gauteng Schools Individuals Finals 2024				Tournament Ekurhuleni Trails 3 2024
		date 2024-08-17	rnd 5	type Standard	result 1	date 2024-08-24	rnd 3	type Standard	result 1
		Opponent Singh, M (Meherr)				Opponent Saunders, W (Wayde)
3	4	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Gauteng Schools Individuals Finals 2024
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-17	rnd 1	type Standard	result 1
		Opponent Moloto, T (Thabo)				Opponent Ntanjana, S (Siyanda Bokang)

#	Games	Start				End
1	8	Tournament JCC King David Linksfield Rapid 2024				Tournament Gauteng Top Schools 2024
		date 2024-04-21	rnd 3	type Rapid	result 1	date 2024-10-05	rnd 1	type Rapid	result 1
		Opponent Froom, G (Gabriel)				Opponent Matthee, N (Nathan)
2	8	Tournament Gauteng Open Arnold Classic 2023				Tournament Gauteng Soncini Finals 2023
		date 2023-05-19	rnd 4	type Rapid	result 1	date 2023-10-28	rnd 1	type Rapid	result 1
		Opponent Maritz, S (Sune)				Opponent Mc Carthy, C (Caden)
3	6	Tournament Gauteng Top Schools 2024				Tournament Chess Molecules Open Tournament 2025
		date 2024-10-05	rnd 4	type Rapid	result 1	date 2025-04-19	rnd 4	type Rapid	result 1
		Opponent Mahlatsi, M (Maluleka)				Opponent Ramazani, C (Christian)

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	Labuschagne ,I (Ivan)	6	2	-141.7	6	2	-141.7	0	0	0	0	0	0
1	Labuschagne ,I (Ivan)	6	1469.5	1327.8	6	1455.8	1327.8	0	0	0	0	0	0
2	Hattingh ,T (Tiaan)	5	3	85	5	3	85	0	0	0	0	0	0
2	Hattingh ,T (Tiaan)	5	1314.4	1399.4	5	1302.2	1399.4	0	0	0	0	0	0
3	Bothma ,J (Jaculene)	3	3	425	3	3	425	0	0	0	0	0	0
3	Bothma ,J (Jaculene)	3	1288.6	1713.6	3	1256.7	1713.6	0	0	0	0	0	0
4	Naicker ,GC (Gabriel Christian)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
4	Naicker ,GC (Gabriel Christian)	3	1395.8	1112.5	3	1381.6	1112.5	0	0	0	0	0	0
5	Jain ,C (Chesta)	3	3	425	3	3	425	0	0	0	0	0	0
5	Jain ,C (Chesta)	3	1292.5	1717.5	3	1289.7	1717.5	0	0	0	0	0	0
6	Titus ,D (Dominique)	3	0.5	-283.3	2	0	-425	1	0.5	0	0	0	0
6	Titus ,D (Dominique)	3	1614.5	1331.1	2	1650.6	1189.5	1	1366.8	1614.5	0	0	0
7	Swartz ,K (Kent Pierre)	2	1	0	2	1	0	0	0	0	0	0	0
7	Swartz ,K (Kent Pierre)	2	1436.7	1436.7	2	1436.2	1436.7	0	0	0	0	0	0
8	Botha ,T (Tyler)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
8	Botha ,T (Tyler)	2	1470.7	1683.2	2	1468.4	1683.2	0	0	0	0	0	0
9	Chokwe ,E (Esaie)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
9	Chokwe ,E (Esaie)	2	1257.4	1044.9	2	1268.4	1044.9	0	0	0	0	0	0
10	Van Der Walt ,T (Tjaart)	2	1	0	2	1	0	0	0	0	0	0	0
10	Van Der Walt ,T (Tjaart)	2	1208.7	1208.7	2	1200.7	1208.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Del Grosso, G (Gianluca Gabriele)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms