Player Page

Hu-Grobbelaar, L (Lalu)
Dob: 2012/01/04 (U14)
Gender: Female
Chess SA id: 2120135696
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2024/10/14 (40 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1429.7
Current Weighted rating1381.2
Current Weighted performance1371.7
Current official/published rating (highest between Raw, WR and WP)1429.7
Current highest rating achieved1452.8
Current floor (min rating allowed)952.8
Current K-factor32
Games played this month2
Score (S)2.0
Expected score (We)1.48
Difference (S-We)0.43
Current Raw change (no limits, including tournament time weight)13.8
Current min/max change allowed (with limits)±119.5
Current Raw change used (final)13.8
Projected new Raw rating1443.5
Projected new Weighed rating1272.0
Projected new Weighted performance1371.7
Projected new final Raw rating (if new WP > new Raw)1443.5
Projected new highest rating1452.8
Projected new floor952.8
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1443.5
Projected effective change (new Official - current Official)+13.8
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1390.5
Current Weighted rating1355.1
Current Weighted performance1321.0
Current official/published rating (highest between Raw, WR and WP)1390.5
Current highest rating achieved1413.8
Current floor (min rating allowed)913.8
Current K-factor32
Games played this month2
Score (S)2.0
Expected score (We)1.38
Difference (S-We)0.62
Current Raw change (no limits, including tournament time weight)19.8
Current min/max change allowed (with limits)±126.4
Current Raw change used (final)19.8
Projected new Raw rating1410.3
Projected new Weighed rating1247.9
Projected new Weighted performance1321.0
Projected new final Raw rating (if new WP > new Raw)1410.3
Projected new highest rating1413.8
Projected new floor913.8
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1410.3
Projected effective change (new Official - current Official)+19.8
s
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1359.0
Current Weighted rating1303.8
Current Weighted performance1272.7
Current official/published rating (highest between Raw, WR and WP)1359.0
Current highest rating achieved1359.0
Current floor (min rating allowed)859.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±132.2
Current Raw change used (final)0.0
Projected new Raw rating1359.0
Projected new Weighed rating1201.1
Projected new Weighted performance1272.7
Projected new final Raw rating (if new WP > new Raw)1359.0
Projected new highest rating1359.0
Projected new floor859.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1359.0
Projected effective change (new Official - current Official)=0.0
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Tournament: JCC St Peters High Schools League 2024 (B)
Start: 2024/09/09  End: 2024/10/14  Host: GJM  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 2
Games: 2  Score: 2.0
Main rating: 1429.7  Rating gain/loss: 13.8
Type rating: 1390.5  Rating gain/loss: 19.8
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
8 JCC St Peters High Schools League 2024 (B) 2024/09/09 2024/10/14 Johannesburg Metro (GJM) Standard 60 0.83 5 2 2.0 1429.7 1390.5 Analysis
7 JCC Khelo India 1st Annual Chess Tournament 2024 (D) 2024/08/31 2024/08/31 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1452.8 1411.9 Analysis
6 Chess Power House July Open 2024 (C) 2024/07/20 2024/07/20 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 1441.1 1392.4 Analysis
5 Chess Molecules Open Chess Tournament 2024 (Grade 5-7) 2024/06/15 2024/06/15 Johannesburg Metro (GJM) Rapid 30 0.60 5 5 5.0 1421.9 1278.7 Analysis
4 Ekurhuleni Trails 1 2024 (U14) 2024/06/01 2024/06/01 Ekurhuleni (GE) Standard 62 0.84 5 5 3.0 1421.9 1413.8 Analysis
3 Spartan Bishops Chess Championships 2024 (Senior Pawns) 2024/05/04 2024/05/05 Bojanala Platina (NBR) Standard 60 0.83 5 5 4.0 1385.8 1367.0 Analysis
2 Westwood Open 2024 (B) 2024/04/13 2024/04/13 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1378.9 1378.2 Analysis
1 1st Knights Open Tournament 2024 (C) 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.5 1319.1 1302.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
28 JCC St Peters High Schools League 2024 (B) 2024/09/09 2024/10/14 Johannesburg Metro (GJM) Standard 60 0.83 5 2 2.0 1429.7 1390.5 Analysis
27 JCC Khelo India 1st Annual Chess Tournament 2024 (D) 2024/08/31 2024/08/31 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1452.8 1411.9 Analysis
26 Chess Power House July Open 2024 (C) 2024/07/20 2024/07/20 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 1441.1 1392.4 Analysis
25 Chess Molecules Open Chess Tournament 2024 (Grade 5-7) 2024/06/15 2024/06/15 Johannesburg Metro (GJM) Rapid 30 0.60 5 5 5.0 1421.9 1278.7 Analysis
24 Ekurhuleni Trails 1 2024 (U14) 2024/06/01 2024/06/01 Ekurhuleni (GE) Standard 62 0.84 5 5 3.0 1421.9 1413.8 Analysis
23 Spartan Bishops Chess Championships 2024 (Senior Pawns) 2024/05/04 2024/05/05 Bojanala Platina (NBR) Standard 60 0.83 5 5 4.0 1385.8 1367.0 Analysis
22 Westwood Open 2024 (B) 2024/04/13 2024/04/13 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1378.9 1378.2 Analysis
21 1st Knights Open Tournament 2024 (C) 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.5 1319.1 1302.2 Analysis
20 Bojanala's Merry ChessMas 2023 (Rooks) 2023/12/09 2023/12/09 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1295.5 1265.5 Analysis
19 Africawide Chess Championship 2023 (Open) 2023/11/03 2023/11/05 Johannesburg Metro (GJM) Standard 90 0.94 7 6 1.5 1322.3 1291.1 Analysis
18 Chess Molecules Rapid 2023 (Grade 5-7) 2023/09/23 2023/09/23 Ekurhuleni (GE) Rapid 30 0.60 5 4 3.0 1345.5 1249.9 Analysis
17 2023 Alekhine Open Tournament (C) 2023/09/09 2023/09/09 Tshwane (GTP) Standard 90 0.94 5 3 0.5 1345.5 1334.3 Analysis
16 Chess Power House 2023 (B) 2023/08/19 2023/08/19 Johannesburg Metro (GJM) Standard 90 0.94 5 4 1.5 1350.6 1338.6 Analysis
15 ThinkChess Tournament 29 July 2023 2023/07/29 2023/07/29 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1347.1 1328.2 Analysis
14 CPH Chess Clubs Challenge 2022 (Primary Schools) 2022/11/12 2022/11/12 Johannesburg Metro (GJM) Rapid 20 0.47 6 6 3.5 1356.4 1285.5 Analysis
13 Chess Power House Rapid 2022 (U13) 2022/10/22 2022/10/22 Johannesburg Metro (GJM) Rapid 30 0.60 5 5 3.0 1417.9 1277.2 Analysis
12 ACB Tournament 2022 (C) 2022/10/08 2022/10/08 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1417.9 1394.8 Analysis
11 Chess Molecules Championship 2022 (U13) 2022/09/17 2022/09/17 Johannesburg Metro (GJM) Rapid 30 0.60 5 5 4.5 1289.8 1200.0 Analysis
10 Ekurhuleni Chess Springs Club Open 2022 (D) 2022/09/03 2022/09/03 Ekurhuleni (GE) Standard 60 0.83 5 5 4.5 1289.8 1287.0 Analysis
9 JNW Helpmekaar 2022 (Rookies) 2022/07/09 2022/07/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1244.5 1235.1 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 37 26 3 8 27.5 74.3 206.8 1279.7 1486.4
White 17 10 2 5 11.0 64.7 125.0 1300.6 1425.6
Black 20 16 1 3 16.5 82.5 276.2 1261.9 1538.2
Standard All 32 21 3 8 22.5 70.3 172.7 1277.2 1449.9
White 15 8 2 5 9.0 60.0 85.0 1298.8 1383.8
Black 17 13 1 3 13.5 79.4 250.0 1258.2 1508.2
Rapid All 5 5 0 0 5.0 100.0 425.0 1295.3 1720.3
White 2 2 0 0 2.0 100.0 425.0 1314.0 1739.0
Black 3 3 0 0 3.0 100.0 425.0 1282.9 1707.9
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 139 79 10 50 84.0 60.4 88.7 1250.7 1339.4
White 69 38 5 26 40.5 58.7 73.9 1256.9 1330.8
Black 70 41 5 24 43.5 62.1 103.2 1244.6 1347.8
Standard All 114 61 8 45 65.0 57.0 59.6 1253.7 1313.4
White 57 29 5 23 31.5 55.3 44.7 1257.4 1302.1
Black 57 32 3 22 33.5 58.8 74.6 1250.0 1324.6
Rapid All 25 18 2 5 19.0 76.0 221.0 1236.9 1457.9
White 12 9 0 3 9.0 75.0 212.5 1254.4 1466.9
Black 13 9 2 2 10.0 76.9 228.8 1220.8 1449.6
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2120135695 Crowie, A (Allegra) 3 2.5 2 1 0 83.3 1193.6 283.3 1476.9 View list
2 2110130015 Botha, C (Cathri Amari) 3 2.0 2 0 1 66.7 1231.6 141.7 1373.3 View list
3 2110141975 Mlilo, S (Sibongisiwe) 2 2.0 2 0 0 100.0 1355.8 425.0 1780.8 View list
4 2120109366 Theron, C (Carla) 2 2.0 2 0 0 100.0 1144.2 425.0 1569.2 View list
5 2120108352 De Swardt, M (Mieke) 2 1.0 1 0 1 50.0 1144.2 0.0 1144.2 View list
6 2110135685 Laher, Z (Zahraa) 2 1.0 1 0 1 50.0 1223.7 0.0 1223.7 View list
7 1120111803 Retief, A (Antonie) 2 1.0 1 0 1 50.0 1313.3 0.0 1313.3 View list
8 2120103104 Zulu, T (Thandoluhle) 2 1.0 1 0 1 50.0 1236.0 0.0 1236.0 View list
9 2120147298 Petersen, F (Farah) 1 1.0 2 0 0 100.0 1441.1 425.0 1866.1 View list
10 2120147298 Petersen, Farah 1 1.0 2 0 0 100.0 1345.5 425.0 1770.5 View list
11 2120105112 Bogaard, A (Anneke) 1 1.0 1 0 0 100.0 1135.4 425.0 1560.4 View list
12 1120153396 Benney, J (Joshua) 1 1.0 1 0 0 100.0 1347.1 425.0 1772.1 View list
13 1080109892 Balassis, P (Petro) 1 1.0 1 0 0 100.0 1227.8 425.0 1652.8 View list
14 1100146706 Baijang, T (Tiego) 1 1.0 1 0 0 100.0 1289.8 425.0 1714.8 View list
15 210091697 Botha, A (Andrea) 1 1.0 1 0 0 100.0 1319.1 425.0 1744.1 View list
16 2080143806 Butler, K (Kayla) 1 1.0 1 0 0 100.0 1244.5 425.0 1669.5 View list
17 1110142672 Bouwer, J (Jayden) 1 1.0 1 0 0 100.0 1378.9 425.0 1803.9 View list
18 2120303204 Dikwetla, N (Niza Eyana) 1 1.0 1 0 0 100.0 1385.8 425.0 1810.8 View list
19 1080107799 Du Toit, J (Jaunre) 1 1.0 1 0 0 100.0 1289.8 425.0 1714.8 View list
20 1100143686 Du Toit, J (Joshua) 1 1.0 1 0 0 100.0 1244.5 425.0 1669.5 View list