Chess South Africa Ratings Database

PLAYER PAGE

Personal

Hu-Grobbelaar, L (Lalu)

Chess SA id

2120135696

FIDE id

Date of birth

2012-01-04 (U14)

Gender

Female

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-10-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1443.5	1410.3	1359	1200
Raw rating	1443.5	1410.3	1359	1200
Weighted rating	1436.1	1403.5	1351.5	1200
Weighted performance	1203	1147.7	1044.9	0
Floor	952.8	913.8	859	700
K-factor	32	32	36	36
Min/Max rating change allowed	117.2	122.9	132.2	165.8
Highest rating	1483.8 2024-07-01	1429.2 2024-05-01	1544.5 2022-09-01	1200 2018-10-01
Highest raw rating	1452.8 2024-08-01	1413.8 2024-06-01	1359 2024-07-01	1200 2024-03-01
Highest weighted rating	1426.9 2025-08-01	1395.3 2025-08-01	1344.3 2025-08-01	1200 2018-10-01
Highest weighted performance	1483.8 2024-07-01	1429.2 2024-05-01	1544.5 2022-09-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1443.5	1410.3	1359	1200
Analysis
Rating	1443.5	1410.3	1359	1200
Raw rating	1443.5	1410.3	1359	1200
Weighted rating	1436.1	1403.5	1351.5
Weighted performance	1203	1147.7	1044.9
K-factor	32	32	36	36
Floor	952.8	913.8	859	700
Max/Min rating change allowed	117.2	122.9	132.2	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	1443.5	1410.3	1359	1200
New weighted rating	1438.3	1405.3	1353.4	1200
New weighted performance	1194.6	1139.7	1036.6	0
Temp new rating	1443.5	1410.3	1359	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1443.5	1410.3	1359	1200
New K-factor	32	32	36	36
New floor	952.8	913.8	859	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	37	32	5
	27	23	4
	70	54	16
	5	5	0
History	139	114	25

Games since
	Main 48	Standard 43		Rapid 5		Blitz 0
Gender	Female
Age group	U14
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	1751		608		91
Female	264		105		18
U14	265		87		15
U14 Female	57		21		5
Standard
	RSA		Province		Region
Overall	1979		730		97
Female	333		128		17
U14	323		111		17
U14 Female	78		28		4
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	139	84	60.43	88.7	1250.7	1339.4
Standard	114	65	57.02	59.6	1253.7	1313.4
Rapid	25	19	76	221	1236.9	1457.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1443.5	1410.3	1359	1200
2025-09-30	1443.5	1410.3	1359	1200
2025-09-01	1443.5	1410.3	1359	1200
2025-08-01	1443.5	1410.3	1359	1200
2025-07-01	1443.5	1410.3	1359	1200
2025-06-01	1443.5	1410.3	1359	1200
2025-05-01	1443.5	1410.3	1359	1200
2025-04-01	1443.5	1410.3	1359	1200
2025-03-01	1443.5	1410.3	1359	1200
2025-02-01	1443.5	1410.3	1359	1200
2025-01-01	1443.5	1410.3	1359	1200
2024-12-01	1443.5	1410.3	1359	1200
2024-11-01	1429.7	1390.5	1359	1200
2024-10-01	1429.7	1390.5	1359	1200
2024-09-01	1452.8	1411.9	1359	1200
2024-08-01	1452.8	1411.9	1359	1200
2024-07-01	1441.1	1392.4	1359	1200
2024-09-01	1421.9	1413.8	1278.7	1200
2024-05-01	1385.8	1367	1278.7	1200
2024-04-01	1378.9	1378.2	1278.7	1200
2024-03-01	1319.1	1302.2	1278.7	1200
2024-02-01	1319.1	1302.2	1278.7	1200
2024-01-01	1319.1	1302.2	1278.7	1200
2023-12-01	1319.1	1302.2	1278.7	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	JCC St Peters High Schools League 2024 (B)	2024-09-09	2024-10-14	Standard	Johannesburg Metro (GJM)	5	2	2	Yes	Analysis
2	JCC Khelo India 1st Annual Chess Tournament 2024 (D)	2024-08-31	2024-08-31	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
3	Chess Power House July Open 2024 (C)	2024-07-20	2024-07-20	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
4	Chess Molecules Open Chess Tournament 2024 (Grade 5-7)	2024-06-15	2024-06-15	Rapid	Johannesburg Metro (GJM)	5	5	5	Yes	Analysis
5	Ekurhuleni Trails 1 2024 (U14)	2024-06-01	2024-06-01	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
6	Spartan Bishops Chess Championships 2024 (Senior Pawns)	2024-05-04	2024-05-05	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
7	Westwood Open 2024 (B)	2024-04-13	2024-04-13	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
8	1st Knights Open Tournament 2024 (C)	2024-03-23	2024-03-23	Standard	Johannesburg Metro (GJM)	5	5	4.5	Yes	Analysis
9	Bojanala's Merry ChessMas 2023 (Rooks)	2023-12-09	2023-12-09	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
10	Africawide Chess Championship 2023 (Open)	2023-11-03	2023-11-05	Standard	Johannesburg Metro (GJM)	7	6	1.5	Yes	Analysis
11	2023 Alekhine Open Tournament (C)	2023-09-09	2023-09-09	Standard	Tshwane (GTP)	5	3	0.5	Yes	Analysis
12	Chess Molecules Rapid 2023 (Grade 5-7)	2023-09-23	2023-09-23	Rapid	Ekurhuleni (GE)	5	4	3	Yes	Analysis
13	Chess Power House 2023 (B)	2023-08-19	2023-08-19	Standard	Johannesburg Metro (GJM)	5	4	1.5	Yes	Analysis
14	ThinkChess Tournament 29 July 2023	2023-07-29	2023-07-29	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
15	CPH Chess Clubs Challenge 2022 (Primary Schools)	2022-11-12	2022-11-12	Rapid	Johannesburg Metro (GJM)	6	6	3.5	Yes	Analysis
16	Chess Power House Rapid 2022 (U13)	2022-10-22	2022-10-22	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
17	ACB Tournament 2022 (C)	2022-10-08	2022-10-08	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
18	Chess Molecules Championship 2022 (U13)	2022-09-17	2022-09-17	Rapid	Johannesburg Metro (GJM)	5	5	4.5	Yes	Analysis
19	Ekurhuleni Chess Springs Club Open 2022 (D)	2022-09-03	2022-09-03	Standard	Ekurhuleni (GE)	5	5	4.5	Yes	Analysis
20	JNW Helpmekaar 2022 (Rookies)	2022-07-09	2022-07-09	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
21	Chessheroes Youth Day 2022 (U11)	2022-06-16	2022-06-16	Standard	Johannesburg Metro (GJM)	6	5	2	Yes	Analysis
22	Mzansi Open 2022 (Young Masters)	2022-04-30	2022-05-01	Standard	Johannesburg Metro (GJM)	6	3	1	Yes	Analysis
23	Ekurhuleni Trials 2 2022 (U12)	2022-05-28	2022-05-28	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
24	South African Junior Closed Chess Championships 2022 (U10 Girls)	2022-03-28	2022-04-02	Standard	Chess South Africa (CSA)	11	10	6	Yes	Analysis
25	2022 Gauteng Interregion (U10 Girls)	2022-02-26	2022-02-26	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
26	2022 Tshwane Chess Open Registration Tournament (D2)	2022-01-29	2022-01-29	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
27	Ekurhuleni Chess Open 2022 (D)	2022-01-08	2022-01-09	Standard	Ekurhuleni (GE)	7	6	2	Yes	Analysis
28	Ekurhuleni Trials (3)	2021-11-06	2021-11-06	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis

#	Games	Start				End
1	13	Tournament JNW Helpmekaar 2022				Tournament ACB Tournament 2022
		date 2022-07-09	rnd 4	type Standard	result 1	date 2022-10-08	rnd 1	type Standard	result 1
		Opponent Monnagaratoe, M (Moatlhodi)				Opponent Khiba, O (Onthalile)
2	10	Tournament Ekurhuleni Trails 1 2024				Tournament Chess Power House July Open 2024
		date 2024-06-01	rnd 4	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 0.5
		Opponent Weitsz, E (Eben)				Opponent Mrwetyana, B (Bulumko Ayamkela)
3	8	Tournament Bojanala's Merry ChessMas 2023				Tournament Westwood Open 2024
		date 2023-12-09	rnd 5	type Standard	result 1	date 2024-04-13	rnd 2	type Standard	result 1
		Opponent Murwira, D (Denzel)				Opponent Theron, C (Clea)

#	Games	Start				End
1	8	Tournament Bojanala's Merry ChessMas 2023				Tournament Westwood Open 2024
		date 2023-12-09	rnd 5	type Standard	result 1	date 2024-04-13	rnd 2	type Standard	result 1
		Opponent Murwira, D (Denzel)				Opponent Theron, C (Clea)
2	8	Tournament JNW Helpmekaar 2022				Tournament ACB Tournament 2022
		date 2022-07-09	rnd 4	type Standard	result 1	date 2022-10-08	rnd 1	type Standard	result 1
		Opponent Monnagaratoe, M (Moatlhodi)				Opponent Khiba, O (Onthalile)
3	5	Tournament Ekurhuleni Trails 1 2024				Tournament Chess Power House July Open 2024
		date 2024-06-01	rnd 4	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 0.5
		Opponent Weitsz, E (Eben)				Opponent Mrwetyana, B (Bulumko Ayamkela)

#	Games	Start				End
1	8	Tournament Chess Molecules Rapid 2023				Tournament Chess Molecules Open Chess Tournament 2024
		date 2023-09-23	rnd 3	type Rapid	result 1	date 2024-06-15	rnd 5	type Rapid	result 1
		Opponent Mogotsi, G (Gomolemo)				Opponent Joubert, D (Dawid)
2	7	Tournament Chess Molecules Championship 2022				Tournament Chess Power House Rapid 2022
		date 2022-09-17	rnd 1	type Rapid	result 1	date 2022-10-22	rnd 2	type Rapid	result 1
		Opponent Mlilo, S (Sibongisiwe)				Opponent Mumba, M (Mambo)
3	2	Tournament CPH Chess Clubs Challenge 2022				Tournament CPH Chess Clubs Challenge 2022
		date 2022-11-12	rnd 5	type Rapid	result 1	date 2022-11-12	rnd 6	type Rapid	result 1
		Opponent Retief, A (Antonie)				Opponent Kingsbury, G (Gabriella)

No games found.

#	Games	Start				End

#	Games	Start				End
1	9	Tournament Ekurhuleni Trails 1 2024				Tournament Chess Power House July Open 2024
		date 2024-06-01	rnd 4	type Standard	result 1	date 2024-07-20	rnd 2	type Standard	result 1
		Opponent Weitsz, E (Eben)				Opponent Moeketsi, M (Mafoko)
2	6	Tournament JNW Helpmekaar 2022				Tournament Ekurhuleni Chess Springs Club Open 2022
		date 2022-07-09	rnd 4	type Standard	result 1	date 2022-09-03	rnd 4	type Standard	result 1
		Opponent Monnagaratoe, M (Moatlhodi)				Opponent Kheswa, S (Spholami)
3	4	Tournament Bojanala's Merry ChessMas 2023				Tournament 1st Knights Open Tournament 2024
		date 2023-12-09	rnd 5	type Standard	result 1	date 2024-03-23	rnd 3	type Standard	result 1
		Opponent Murwira, D (Denzel)				Opponent Botha, A (Andrea)

#	Games	Start				End
1	6	Tournament JNW Helpmekaar 2022				Tournament Ekurhuleni Chess Springs Club Open 2022
		date 2022-07-09	rnd 4	type Standard	result 1	date 2022-09-03	rnd 4	type Standard	result 1
		Opponent Monnagaratoe, M (Moatlhodi)				Opponent Kheswa, S (Spholami)
2	4	Tournament Ekurhuleni Trails 1 2024				Tournament Chess Power House July Open 2024
		date 2024-06-01	rnd 4	type Standard	result 1	date 2024-07-20	rnd 2	type Standard	result 1
		Opponent Weitsz, E (Eben)				Opponent Moeketsi, M (Mafoko)
3	4	Tournament Bojanala's Merry ChessMas 2023				Tournament 1st Knights Open Tournament 2024
		date 2023-12-09	rnd 5	type Standard	result 1	date 2024-03-23	rnd 3	type Standard	result 1
		Opponent Murwira, D (Denzel)				Opponent Botha, A (Andrea)

#	Games	Start				End
1	8	Tournament Chess Molecules Rapid 2023				Tournament Chess Molecules Open Chess Tournament 2024
		date 2023-09-23	rnd 3	type Rapid	result 1	date 2024-06-15	rnd 5	type Rapid	result 1
		Opponent Mogotsi, G (Gomolemo)				Opponent Joubert, D (Dawid)
2	5	Tournament Chess Molecules Championship 2022				Tournament Chess Power House Rapid 2022
		date 2022-09-17	rnd 3	type Rapid	result 1	date 2022-10-22	rnd 2	type Rapid	result 1
		Opponent Pampoen, D (Dineo)				Opponent Mumba, M (Mambo)
3	2	Tournament CPH Chess Clubs Challenge 2022				Tournament CPH Chess Clubs Challenge 2022
		date 2022-11-12	rnd 5	type Rapid	result 1	date 2022-11-12	rnd 6	type Rapid	result 1
		Opponent Retief, A (Antonie)				Opponent Kingsbury, G (Gabriella)

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	Botha ,CA (Cathri Amari)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
1	Botha ,CA (Cathri Amari)	3	1387.5	1529.1	3	1387.7	1529.1	0	0	0	0	0	0
2	Crowie ,A (Allegra)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
2	Crowie ,A (Allegra)	3	1307.1	1590.4	3	1298.7	1590.4	0	0	0	0	0	0
3	Zulu ,T (Thandoluhle)	2	1	0	2	1	0	0	0	0	0	0	0
3	Zulu ,T (Thandoluhle)	2	1356.6	1356.6	2	1349.4	1356.6	0	0	0	0	0	0
4	De Swardt ,M (Mieke)	2	1	0	2	1	0	0	0	0	0	0	0
4	De Swardt ,M (Mieke)	2	1190.6	1190.6	2	1171.1	1190.6	0	0	0	0	0	0
5	Theron ,C (Carla)	2	2	425	2	2	425	0	0	0	0	0	0
5	Theron ,C (Carla)	2	1273.8	1698.8	2	1263.6	1698.8	0	0	0	0	0	0
6	Laher ,Z (Zahraa)	2	1	0	2	1	0	0	0	0	0	0	0
6	Laher ,Z (Zahraa)	2	1101.8	1101.8	2	1085.6	1101.8	0	0	0	0	0	0
7	Retief ,A (Antonie)	2	1	0	1	0	-425	1	1	425	0	0	0
7	Retief ,A (Antonie)	2	1251.9	1251.9	1	1198	826.9	1	1141.6	1676.9	0	0	0
8	Mlilo ,S (Sibongisiwe)	2	2	425	0	0	0	2	2	425	0	0	0
8	Mlilo ,S (Sibongisiwe)	2	1288.7	1713.7	0	0	0	2	1200.6	1713.7	0	0	0
9	Horn ,C (Cade)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Horn ,C (Cade)	1	1213.9	788.9	1	1215.2	788.9	0	0	0	0	0	0
10	Venter ,D (Dian)	1	1	425	1	1	425	0	0	0	0	0	0
10	Venter ,D (Dian)	1	1221.4	1646.4	1	1228.9	1646.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Hu-Grobbelaar, L (Lalu)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms