Player Page

Esterhuizen, JL (Janco)
Dob: 2011/01/19 (U14)
Gender: Male
Chess SA id: 111009119
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/08/16 (52 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 rating1430.6
Current Weighted rating1426.2
Current Weighted performance1248.9
Current official/published rating (highest between Raw, WR and WP)1430.6
Current highest rating achieved1451.3
Current floor (min rating allowed)951.3
Current K-factor32
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)±119.4
Current Raw change used (final)0.0
Projected new Raw rating1430.6
Projected new Weighed rating1312.0
Projected new Weighted performance1248.9
Projected new final Raw rating (if new WP > new Raw)1430.6
Projected new highest rating1451.3
Projected new floor951.3
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1430.6
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 rating1429.2
Current Weighted rating1426.7
Current Weighted performance1248.9
Current official/published rating (highest between Raw, WR and WP)1429.2
Current highest rating achieved1456.1
Current floor (min rating allowed)956.1
Current K-factor32
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)±119.6
Current Raw change used (final)0.0
Projected new Raw rating1429.2
Projected new Weighed rating1312.5
Projected new Weighted performance1248.9
Projected new final Raw rating (if new WP > new Raw)1429.2
Projected new highest rating1456.1
Projected new floor956.1
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1429.2
Projected effective change (new Official - current Official)=0.0
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 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
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
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 Gauteng Schools Individuals Finals 2024 (U13 Boys) 2024/08/16 2024/08/16 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1426.1 1427.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
14 Gauteng Schools Individuals Finals 2024 (U13 Boys) 2024/08/16 2024/08/16 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1426.1 1427.0 Analysis
13 2023 Gauteng Top Schools (U13 Mixed) 2023/08/18 2023/08/18 West Rand (GWR) Standard 60 0.83 5 5 3.0 1417.6 1416.8 Analysis
12 Gauteng Schools Individual Finals 2023 (U13 Boys) 2023/05/26 2023/05/26 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1431.4 1431.5 Analysis
11 JMC 3rd Trials 2022 (B) 2022/09/11 2022/09/11 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1451.3 1456.1 Analysis
10 2022 Gauteng Schools Team Championships (U11 Open) 2022/08/27 2022/08/27 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1347.8 1366.4 Analysis
9 JMC Trials 1 - Laerskool Fontainebleau 2022 (U12) 2022/07/24 2022/07/24 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1341.2 1357.4 Analysis
8 2022 Gauteng Schools Individual Chess Championship (U11 Boys) 2022/06/18 2022/06/18 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1299.7 1311.0 Analysis
7 2022 Gauteng Interregion (U12 Open) 2022/02/26 2022/02/26 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1293.1 1308.5 Analysis
6 JNW Club - Trinityhouse Randpark Ridge Open 2020 (E) 2020/02/22 2020/02/22 Johannesburg Metro (GJM) Standard 60 0.83 5 5 5.0 1209.1 1210.2 Analysis
5 JNW Club - Maragon Open 2019 (E) 2019/08/03 2019/08/03 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1188.5 1188.2 Analysis
4 JHB Metro Closed 2019 (U10) 2019/07/27 2019/07/28 Johannesburg Metro (GJM) Standard 90 0.94 6 6 2.0 1181.3 1173.8 Analysis
3 JNW Club - Helpmekaar Kollege Open 2019 (E) 2019/07/06 2019/07/06 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1181.3 1173.8 Analysis
2 JNW Club - Hoerskool Linden 2019 (D) 2019/06/15 2019/06/15 Johannesburg Metro (GJM) Standard 60 0.83 5 5 1.0 1261.1 1273.2 Analysis
1 2018 Gauteng League Final (U9) 2018/08/24 2018/08/24 Tshwane (GTP) Standard 60 0.83 5 4 4.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 3 0 2 3.0 60.0 85.0 1376.3 1461.3
White 3 2 0 1 2.0 66.7 141.7 1331.5 1473.2
Black 2 1 0 1 1.0 50.0 0.0 1443.5 1443.5
Standard All 5 3 0 2 3.0 60.0 85.0 1376.3 1461.3
White 3 2 0 1 2.0 66.7 141.7 1331.5 1473.2
Black 2 1 0 1 1.0 50.0 0.0 1443.5 1443.5
Rapid 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
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 70 45 0 25 45.0 64.3 121.4 1248.5 1369.9
White 33 18 0 15 18.0 54.5 38.6 1256.4 1295.1
Black 37 27 0 10 27.0 73.0 195.3 1241.4 1436.7
Standard All 70 45 0 25 45.0 64.3 121.4 1248.5 1369.9
White 33 18 0 15 18.0 54.5 38.6 1256.4 1295.1
Black 37 27 0 10 27.0 73.0 195.3 1241.4 1436.7
Rapid 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
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 110091710 Du Toit, B (Bernard) 2 2.0 2 0 0 100.0 1355.3 425.0 1780.3 View list
2 2100100924 Kayiya, A (Anashe) 2 2.0 2 0 0 100.0 1221.2 425.0 1646.2 View list
3 1100110075 Mupalala, K (Kenzo) 2 1.0 1 0 1 50.0 1355.3 0.0 1355.3 View list
4 1110100313 Rademeyer, L (Luca) 2 1.0 1 0 1 50.0 1195.2 0.0 1195.2 View list
5 1120135549 Segal, J (Jamie) 2 1.0 1 0 1 50.0 1396.3 0.0 1396.3 View list
6 110092271 Bennie, J (Johannes) 2 0.0 0 0 2 0.0 1184.9 -425.0 759.9 View list
7 1110118128 Botha, JCC (Johannes Christiaan Corneli) 2 0.0 0 0 2 0.0 1358.7 -425.0 933.7 View list
8 111092705 Moonsammy, E (Ethan) 2 0.0 0 0 2 0.0 1240.8 -425.0 815.8 View list
9 1110143786 Agbazue, G (Gabriel) 1 1.0 1 0 0 100.0 1426.1 425.0 1851.1 View list
10 2110132206 Bhengu, S (Siphesihle) 1 1.0 1 0 0 100.0 1209.1 425.0 1634.1 View list
11 111092267 D`Alton, E (Ezra) 1 1.0 1 0 0 100.0 1341.2 425.0 1766.2 View list
12 1110130718 Brooks, B (Ben) 1 1.0 1 0 0 100.0 1209.1 425.0 1634.1 View list
13 110093068 De Rouwe, ED (Eckhard) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
14 1100105051 Grobbelaar, G (Gideon) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
15 1110100045 Gondwe, P (Prosper) 1 1.0 1 0 0 100.0 1299.7 425.0 1724.7 View list
16 1120143239 Ejimandu, E (Ejimadu) 1 1.0 1 0 0 100.0 1426.1 425.0 1851.1 View list
17 111092701 Deysel, K (Kaleb) 1 1.0 1 0 0 100.0 1181.3 425.0 1606.3 View list
18 1120108311 Kelly, K (Kaleb) 1 1.0 1 0 0 100.0 1209.1 425.0 1634.1 View list
19 1110143246 Kganya, P (Pule) 1 1.0 1 0 0 100.0 1299.7 425.0 1724.7 View list
20 2110141968 Kingsbury, G (Gabriella) 1 1.0 1 0 0 100.0 1341.2 425.0 1766.2 View list