Player Page

Ndavala, J (Jeffline)
Dob: 2005/08/05 (U20)
Gender: Female
Chess SA id: 205088953
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2023/04/02 (406 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
Curent Raw rating1197.1
Curent Weighted rating1194.6
Curent Weighted performance1007.2
Current official/published rating (highest between Raw, WR and WP)1197.1
Current floor (min rating allowed)697.8
Current highest rating achieved1197.8
Current K-factor40
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)±166.5
Current Raw change used (final)0.0
Projected new Raw rating1197.1
Projected new Weighed rating1195.3
Projected new Weighted performance1007.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1197.1
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1197.8
Projected new floor697.8
Projected new K-facor40
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
Curent Raw rating1182.6
Curent Weighted rating1180.5
Curent Weighted performance1013.0
Current official/published rating (highest between Raw, WR and WP)1182.6
Current floor (min rating allowed)687.2
Current highest rating achieved1187.2
Current K-factor40
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)±170.0
Current Raw change used (final)0.0
Projected new Raw rating1182.6
Projected new Weighed rating1181.1
Projected new Weighted performance1013.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1182.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1187.2
Projected new floor687.2
Projected new K-facor40
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
Curent Raw rating1182.7
Curent Weighted rating1183.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1183.0
Current floor (min rating allowed)721.6
Current highest rating achieved1221.6
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)±170.0
Current Raw change used (final)0.0
Projected new Raw rating1182.7
Projected new Weighed rating1182.9
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1182.9
Projected effective change (new Official - current Official)-0.1
Projected new highest rating1221.6
Projected new floor721.6
Projected new K-facor36
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
Curent Raw rating1095.2
Curent Weighted rating1107.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1107.6
Current floor (min rating allowed)721.6
Current highest rating achieved1177.6
Current K-factor40
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)±192.5
Current Raw change used (final)0.0
Projected new Raw rating1095.2
Projected new Weighed rating1105.1
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1105.1
Projected effective change (new Official - current Official)-2.5
Projected new highest rating1177.6
Projected new floor721.6
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
26 Western Cape HS Individuals 2023 (U19 Girls) 2023/04/01 2023/04/02 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1197.8 1184.6 Analysis
25 Overberg High School Closed 2023 (U19 Girls) 2023/03/25 2023/03/25 Overberg (WOS) Standard 60 0.83 5 4 3.0 1182.9 1170.2 Analysis
24 Western Cape Inter Regional 2023 (Junior Girls) 2023/03/18 2023/03/19 Eden District (WEG) Standard 90 0.94 5 4 1.5 1182.9 1170.2 Analysis
23 Western Cape Inter Regional 2023 (Blitz) 2023/03/17 2023/03/17 Eden District (WEG) Blitz 5 0.18 5 5 1.0 1182.9 1177.6 Analysis
22 Overberg High Schools Trails 2023 (U19) 2023/02/24 2023/02/24 Overberg (WOS) Rapid 15 0.39 5 5 3.0 1182.3 1185.2 Analysis
21 WCCA Rural Cup 2022 (U20) 2022/08/13 2022/08/14 Overberg (WOS) Standard 60 0.83 5 4 2.0 1152.8 1137.8 Analysis
20 WCCA Rural Cup Blitz 2022 2022/07/12 2022/07/12 Overberg (WOS) Blitz 5 0.18 5 5 2.0 1148.8 1200.0 Analysis
19 Western Cape Schools Chess 2022 (U18 Girls) 2022/05/07 2022/05/08 Eden District (WEG) Standard 65 0.85 6 6 3.0 1124.7 1108.2 Analysis
18 Western Cape Inter Region Cup 2021 (Ladies) 2022/03/04 2022/03/06 West Coast (WCU) Standard 90 0.94 5 5 1.0 1136.4 1123.8 Analysis
17 Western Cape Schools 2020 (U15 Girls) 2020/03/14 2020/03/15 Cape Town (WCT) Standard 60 0.83 5 5 2.0 1140.7 1129.8 Analysis
16 OCF Chess Tournament 2 2020 (Open) 2020/02/01 2020/02/01 Overberg (WOS) Standard 60 0.83 5 5 3.0 1105.5 1086.2 Analysis
15 OCF Open 2020 (U16+U18) 2020/01/25 2020/01/25 Overberg (WOS) Rapid 15 0.39 5 4 2.0 1109.2 1221.6 Analysis
14 2019 Western Cape Club Championship (A+B) 2019/10/25 2019/10/27 Overberg (WOS) Standard 65 0.85 6 5 1.0 1123.1 1096.2 Analysis
13 Bontebok 2019 (U16) 2019/08/17 2019/08/17 Overberg (WOS) Standard 60 0.83 5 4 0.5 1181.9 1169.4 Analysis
12 Overberg Club Champs 2019 (B) 2019/06/15 2019/06/15 Overberg (WOS) Standard 60 0.83 5 5 3.0 1138.4 1128.0 Analysis
11 Western Cape Schools Individuals 2019 (U15 Girls) 2019/05/04 2019/05/05 Eden District (WEG) Standard 60 0.83 6 6 3.5 1105.5 1094.4 Analysis
10 Overberg School Chess Close Champs 2019 (U15 Girls) 2019/03/08 2019/03/09 Overberg (WOS) Standard 60 0.83 6 6 4.5 1074.3 1051.6 Analysis
9 South African Junior Team Championships 2018 (U14D) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 3.5 1099.9 1064.0 Analysis
8 Caledon Casino 2 2018 (Open) 2018/10/20 2018/10/20 Overberg (WOS) Standard 60 0.83 5 5 3.0 1059.4 1007.6 Analysis
7 Western Cape Top Schools 2018 (U13 Girls) 2018/08/25 2018/08/26 Overberg (WOS) Standard 60 0.83 5 5 2.0 1127.1 1081.2 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main 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
Standard 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
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 134 62 11 61 67.5 50.4 3.2 1130.1 1133.3
White 69 32 5 32 34.5 50.0 0.0 1102.9 1102.9
Black 65 30 6 29 33.0 50.8 6.5 1159.1 1165.6
Standard All 109 51 9 49 55.5 50.9 7.8 1119.2 1127.0
White 58 26 4 28 28.0 48.3 -14.7 1107.7 1093.1
Black 51 25 5 21 27.5 53.9 33.3 1132.2 1165.5
Rapid All 15 8 2 5 9.0 60.0 85.0 1073.9 1158.9
White 7 4 1 2 4.5 64.3 121.4 990.2 1111.6
Black 8 4 1 3 4.5 56.3 53.1 1147.2 1200.3
Blitz All 10 3 0 7 3.0 30.0 -170.0 1334.0 1164.0
White 4 2 0 2 2.0 50.0 0.0 1230.0 1230.0
Black 6 1 0 5 1.0 16.7 -283.3 1403.4 1120.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 205088959 Pekeur, A (Amy) 6 4.5 4 1 1 75.0 1153.9 212.5 1366.4 View list
2 205076799 Valentine, K (Kirstin) 4 4.0 4 0 0 100.0 1126.1 425.0 1551.1 View list
3 205083978 De Bruyn, G (Genevieve) 3 3.0 3 0 0 100.0 1192.3 425.0 1617.3 View list
4 205078127 Amsterdam, A (Amuscka) 3 1.5 1 1 1 50.0 1164.3 0.0 1164.3 View list
5 105088998 Jansen, AI (Alfonso) 3 1.0 1 0 2 33.3 1116.6 -141.7 975.0 View list
6 105060444 Edwards, B (Brandon) 3 0.0 0 0 3 0.0 1185.7 -425.0 760.7 View list
7 205060329 Maletta, L (Legene) 3 0.0 0 0 3 0.0 1138.5 -425.0 713.5 View list
8 205080777 Haarhoff, T (Tsoanello) 2 2.0 2 0 0 100.0 1190.3 425.0 1615.3 View list
9 2050098457 Karelse, E (Erin-Leigh) 2 1.0 1 0 1 50.0 1190.3 0.0 1190.3 View list
10 105080774 Adams, J (Juvelian) 2 0.5 0 1 1 25.0 1142.7 -212.5 930.2 View list
11 104089003 Minnie, T (Taylin) 2 0.5 0 1 1 25.0 1182.1 -212.5 969.6 View list
12 205055185 Du Preez, K (Katrien) 2 0.0 0 0 2 0.0 1123.1 -425.0 698.1 View list
13 177017938 Lewaks, A (Andre) 2 0.0 0 0 2 0.0 1165.8 -425.0 740.8 View list
14 203049830 Mitchells, J (Jamie-Lee) 2 0.0 0 0 2 0.0 1144.6 -425.0 719.6 View list
15 205069633 Prince, SN (Sharna) 2 0.0 0 0 2 0.0 1192.6 -425.0 767.6 View list
16 2060100580 Cornelius, G (Genestra) 1 1.0 1 0 0 100.0 1140.7 425.0 1565.7 View list
17 2060100583 Cornelius, A (Aurora) 1 1.0 1 0 0 100.0 1140.7 425.0 1565.7 View list
18 2050140608 Coetzee, C (Chelsy) 1 1.0 1 0 0 100.0 1124.7 425.0 1549.7 View list
19 2050110956 Claassen, L (Linique) 1 1.0 1 0 0 100.0 1136.4 425.0 1561.4 View list
20 205080780 Bantom, K (Keachynn) 1 1.0 1 0 0 100.0 1074.3 425.0 1499.3 View list