Player Page

Jacobs, L (Lillith)
Dob: 2012/05/22 (U14)
Gender: Female
Chess SA id: 2120130719
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/06/01 (22 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 rating1517.5
Current Weighted rating1431.7
Current Weighted performance1515.2
Current official/published rating (highest between Raw, WR and WP)1517.5
Current highest rating achieved1530.9
Current floor (min rating allowed)1030.9
Current K-factor32
Games played this month10
Score (S)8.0
Expected score (We)7.08
Difference (S-We)0.77
Current Raw change (no limits, including tournament time weight)24.7
Current min/max change allowed (with limits)±105.5
Current Raw change used (final)24.7
Projected new Raw rating1542.2
Projected new Weighed rating1321.2
Projected new Weighted performance1545.4
Projected new final Raw rating (if new WP > new Raw)1545.4
Projected new highest rating1545.4
Projected new floor1045.4
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1545.4
Projected effective change (new Official - current Official)+27.9
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 rating1467.9
Current Weighted rating1409.4
Current Weighted performance1436.4
Current official/published rating (highest between Raw, WR and WP)1467.9
Current highest rating achieved1486.5
Current floor (min rating allowed)986.5
Current K-factor32
Games played this month10
Score (S)8.0
Expected score (We)6.50
Difference (S-We)1.50
Current Raw change (no limits, including tournament time weight)48.0
Current min/max change allowed (with limits)±113.2
Current Raw change used (final)48.0
Projected new Raw rating1515.9
Projected new Weighed rating1299.9
Projected new Weighted performance1543.7
Projected new final Raw rating (if new WP > new Raw)1543.7
Projected new highest rating1543.7
Projected new floor1043.7
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1543.7
Projected effective change (new Official - current Official)+75.8
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 rating1337.6
Current Weighted rating1203.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1337.6
Current highest rating achieved1337.6
Current floor (min rating allowed)837.6
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)±136.3
Current Raw change used (final)0.0
Projected new Raw rating1337.6
Projected new Weighed rating1108.2
Projected new Weighted performance1074.5
Projected new final Raw rating (if new WP > new Raw)1337.6
Projected new highest rating1337.6
Projected new floor837.6
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1337.6
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: Ekurhuleni Trails 1 2024 (U14)
Start: 2024/06/01  End: 2024/06/01  Host: GE  Type: Standard   Time: 62  Time weight: 0.84  Rounds: 5
Games: 5  Score: 4.0
Main rating: 1517.5  Rating gain/loss: 22.3
Type rating: 1467.9  Rating gain/loss: 34.9
Analysis
Tournament: Ekurhuleni North Primary Schools District Individual Finals 2024 (U13 Girls)
Start: 2024/05/11  End: 2024/05/11  Host: GE  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 4.0
Main rating: 1517.5  Rating gain/loss: 2.4
Type rating: 1467.9  Rating gain/loss: 13.1
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
6 Ekurhuleni Trails 1 2024 (U14) 2024/06/01 2024/06/01 Ekurhuleni (GE) Standard 62 0.84 5 5 4.0 1517.5 1467.9 Analysis
5 Ekurhuleni North Primary Schools District Individual Finals 2024 (U13 Girls) 2024/05/11 2024/05/11 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1517.5 1467.9 Analysis
4 South African Junior Closed Chess Championship 2024 (U12 Girls) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 7 4.0 1530.9 1465.0 Analysis
3 CPH St Andrew's Rapid 2024 (B) 2024/03/30 2024/03/30 Ekurhuleni (GE) Rapid 20 0.47 5 5 4.5 1476.7 1162.8 Analysis
2 Benoni Primary School Cluster Individuals 2024 (U13 Girls) 2024/03/09 2024/03/09 Ekurhuleni (GE) Rapid 30 0.60 5 5 5.0 1476.7 1162.8 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U12A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 5.0 1423.8 1405.5 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
23 Ekurhuleni Trails 1 2024 (U14) 2024/06/01 2024/06/01 Ekurhuleni (GE) Standard 62 0.84 5 5 4.0 1517.5 1467.9 Analysis
22 Ekurhuleni North Primary Schools District Individual Finals 2024 (U13 Girls) 2024/05/11 2024/05/11 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1517.5 1467.9 Analysis
21 South African Junior Closed Chess Championship 2024 (U12 Girls) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 7 4.0 1530.9 1465.0 Analysis
20 CPH St Andrew's Rapid 2024 (B) 2024/03/30 2024/03/30 Ekurhuleni (GE) Rapid 20 0.47 5 5 4.5 1476.7 1162.8 Analysis
19 Benoni Primary School Cluster Individuals 2024 (U13 Girls) 2024/03/09 2024/03/09 Ekurhuleni (GE) Rapid 30 0.60 5 5 5.0 1476.7 1162.8 Analysis
18 2024 Gauteng Inter-Region Chess Championship (U12A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 5.0 1423.8 1405.5 Analysis
17 Africawide Chess Championship 2023 (Development B) 2023/11/04 2023/11/04 Johannesburg Metro (GJM) Standard 90 0.94 5 5 3.0 1408.5 1386.9 Analysis
16 2023 Ekurhuleni North District Schools Finals (U13) 2023/07/29 2023/07/29 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1475.7 1469.5 Analysis
15 JMC Trinity Little Falls 2023 (B) 2023/07/02 2023/07/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 0.5 1475.7 1469.5 Analysis
14 Ekurhuleni Chess Trial 3 2023 (U12) 2023/06/17 2023/06/17 Ekurhuleni (GE) Standard 60 0.83 5 5 3.5 1490.3 1486.5 Analysis
13 Gauteng Schools Individual Finals 2023 (U11 Girls) 2023/05/26 2023/05/26 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1398.4 1391.3 Analysis
12 Ekurhuleni North Schools Individual Finals 2023 (U11 Girls) 2023/05/12 2023/05/12 Ekurhuleni (GE) Standard 60 0.83 5 5 5.0 1398.4 1391.3 Analysis
11 ThinkChess Tournament 6 May 2023 2023/05/06 2023/05/06 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 1398.4 1391.3 Analysis
10 Ekurhuleni Trials 2 2023 (U12) 2023/04/22 2023/04/22 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1320.2 1337.0 Analysis
9 Alberton Chess Club Tournament 1 2023 (B) 2023/04/15 2023/04/15 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1320.2 1337.0 Analysis
8 Ekhuruleni Chess Trials 1 2023 (U12) 2023/03/25 2023/03/25 Ekurhuleni (GE) Standard 60 0.83 5 4 4.0 1253.0 1259.2 Analysis
7 JNW Open - Crawford 2023 (B) 2023/03/04 2023/03/04 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1253.0 1259.2 Analysis
6 Goforchess Junior Chess Championship 2 2020 2020/11/29 2020/11/29 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1243.7 1259.6 Analysis
5 Goforchess Junior Chess Championship 1 2020 2020/11/08 2020/11/08 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1243.7 1259.6 Analysis
4 JNW Club - Trinityhouse Little Falls Open 2020 (E) 2020/03/14 2020/03/14 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1181.3 1186.4 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 32 26 1 5 26.5 82.8 278.9 1335.5 1614.4
White 14 11 1 2 11.5 82.1 273.2 1317.9 1591.1
Black 18 15 0 3 15.0 83.3 283.3 1349.2 1632.6
Standard All 22 17 0 5 17.0 77.3 231.8 1348.2 1580.1
White 9 7 0 2 7.0 77.8 236.1 1363.1 1599.2
Black 13 10 0 3 10.0 76.9 228.8 1338.0 1566.8
Rapid All 10 9 1 0 9.5 95.0 382.5 1307.5 1690.0
White 5 4 1 0 4.5 90.0 340.0 1236.5 1576.5
Black 5 5 0 0 5.0 100.0 425.0 1378.6 1803.6
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
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 115 75 4 36 77.0 67.0 144.1 1288.5 1432.6
White 59 39 2 18 40.0 67.8 151.3 1290.7 1442.0
Black 56 36 2 18 37.0 66.1 136.6 1286.1 1422.7
Standard All 101 65 3 33 66.5 65.8 134.7 1287.8 1422.4
White 52 35 1 16 35.5 68.3 155.3 1297.5 1452.8
Black 49 30 2 17 31.0 63.3 112.8 1277.5 1390.2
Rapid All 14 10 1 3 10.5 75.0 212.5 1293.5 1506.0
White 7 4 1 2 4.5 64.3 121.4 1240.4 1361.8
Black 7 6 0 1 6.0 85.7 303.6 1346.5 1650.1
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 1110109195 Tema, O (Ofana) 4 1.0 1 0 3 25.0 1353.3 -212.5 1140.8 View list
2 2120108315 Hoek, L (Lore) 3 0.0 0 0 3 0.0 1200.0 -425.0 775.0 View list
3 1120152983 Chen, Y (Yuqi) 2 2.0 2 0 0 100.0 1503.9 425.0 1928.9 View list
4 1120140141 Aucamp, A (Alexander Nicolai) 2 2.0 2 0 0 100.0 1286.6 425.0 1711.6 View list
5 2120135695 Crowie, A (Allegra) 2 2.0 2 0 0 100.0 1364.3 425.0 1789.3 View list
6 1110110087 Moletsane, O (Oabile) 2 2.0 2 0 0 100.0 1200.0 425.0 1625.0 View list
7 2120155051 Padi, K (Karabo) 2 2.0 2 0 0 100.0 1458.0 425.0 1883.0 View list
8 2130137395 Du Toit, M (Mine) 2 1.0 1 0 1 50.0 1464.7 0.0 1464.7 View list
9 1110112319 Mortimer, N (Nicolas) 2 1.0 1 0 1 50.0 1200.0 0.0 1200.0 View list
10 2120115959 Mungal, Z (Zoey) 2 1.0 1 0 1 50.0 1360.2 0.0 1360.2 View list
11 2120151760 Waring, C (Caydence) 2 1.0 1 0 1 50.0 1444.3 0.0 1444.3 View list
12 176076099 Fauconier, M (Marcel) 2 0.0 0 0 2 0.0 1337.8 -425.0 912.8 View list
13 1110100313 Rademeyer, L (Luca) 2 0.0 0 0 2 0.0 1190.7 -425.0 765.7 View list
14 1110139528 Robinson, E (Ethan) 2 0.0 0 0 2 0.0 1496.6 -425.0 1071.6 View list
15 2110151735 Ambrose, I (Isabella) 1 1.0 1 0 0 100.0 1476.7 425.0 1901.7 View list
16 1100111813 Akula, K (Kishan) 1 1.0 1 0 0 100.0 1243.7 425.0 1668.7 View list
17 2120152981 Botha, C (Cale) 1 1.0 1 0 0 100.0 1490.3 425.0 1915.3 View list
18 1110133758 Bloem, J (James) 1 1.0 1 0 0 100.0 1476.7 425.0 1901.7 View list
19 208066161 Bhika, J (Jyotikka) 1 1.0 1 0 0 100.0 1320.2 425.0 1745.2 View list
20 1120133903 Buchner, E (Emil) 1 1.0 1 0 0 100.0 1423.8 425.0 1848.8 View list