Player Page

Zhu, D (David)
Dob: 2011/09/15 (U14)
Gender: Male
Chess SA id: 1110108602
FIDE id:
Region: Eden (WEG)
Citizen: RSA
Title(s):
Last active: 2023/07/01 (323 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 rating1325.6
Curent Weighted rating1322.6
Curent Weighted performance1025.5
Current official/published rating (highest between Raw, WR and WP)1325.6
Current floor (min rating allowed)872.9
Current highest rating achieved1372.9
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)±138.6
Current Raw change used (final)0.0
Projected new Raw rating1325.6
Projected new Weighed rating1323.2
Projected new Weighted performance1025.5
Projected new official/published rating (highest between new Raw, new WR and new WP)1325.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1372.9
Projected new floor872.9
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 rating1404.6
Curent Weighted rating1400.5
Curent Weighted performance1117.3
Current official/published rating (highest between Raw, WR and WP)1404.6
Current floor (min rating allowed)904.6
Current highest rating achieved1404.6
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)±123.9
Current Raw change used (final)0.0
Projected new Raw rating1404.6
Projected new Weighed rating1401.4
Projected new Weighted performance1117.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1404.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1404.6
Projected new floor904.6
Projected new K-facor32
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 rating1093.2
Curent Weighted rating1085.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1093.2
Current floor (min rating allowed)593.2
Current highest rating achieved1093.2
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)±193.1
Current Raw change used (final)0.0
Projected new Raw rating1093.2
Projected new Weighed rating1086.3
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1093.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1093.2
Projected new floor593.2
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 rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)593.2
Current highest rating achieved1200.0
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 rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor593.2
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
13 Knysna Oyster Festival 2023 (Juniors) 2023/07/01 2023/07/01 Eden District (WEG) Rapid 30 0.60 6 4 2.0 1330.6 1066.8 Analysis
12 2023 Knysna School Trials #1 (U13) 2023/02/04 2023/02/04 Eden District (WEG) Standard 65 0.85 5 5 4.0 1290.5 1370.4 Analysis
11 Knysna Inter School July 2022 2022/07/06 2022/07/06 Eden District (WEG) Rapid 35 0.66 6 6 2.0 1372.9 1200.0 Analysis
10 Knysna Oyster Festival Rapid Chess 2022 (B) 2022/07/02 2022/07/02 Eden District (WEG) Rapid 30 0.60 5 5 1.0 1372.9 1200.0 Analysis
9 Eden Proewe 2 2022 (O11 Seuns) 2022/04/09 2022/04/09 Eden District (WEG) Standard 65 0.85 5 5 3.0 1342.1 1354.5 Analysis
8 Eden Proewe 1 2022 (O11 Seuns) 2022/03/12 2022/03/12 Eden District (WEG) Standard 65 0.85 5 5 4.0 1290.1 1297.6 Analysis
7 Knysna School Trials 2022 (U7-U11) 2022/02/26 2022/02/26 Eden District (WEG) Standard 65 0.85 5 5 4.0 1248.5 1253.0 Analysis
6 Eden Schools Closed Trials 1 2020 (U9 Boys) 2020/03/07 2020/03/07 Eden District (WEG) Standard 65 0.85 5 5 3.0 1200.0 1203.6 Analysis
5 Knysna School Trials Round 2 2020 (Juniors) 2020/02/22 2020/02/22 Eden District (WEG) Standard 60 0.83 5 5 4.0 1140.6 1130.0 Analysis
4 Knysna School Trials #1 2020 2020/01/25 2020/01/25 Eden District (WEG) Standard 60 0.83 5 5 2.0 1144.9 1132.4 Analysis
3 Eden Trials 3 2019 (U10 Open) 2019/05/11 2019/05/11 Eden District (WEG) Standard 60 0.83 5 5 2.5 1132.9 1114.4 Analysis
2 Knysna School Trials #2 2019 2019/02/16 2019/02/16 Eden District (WEG) Standard 60 0.83 5 5 2.5 1200.0 1200.0 Analysis
1 Knysna School Trials #1 2019 2019/02/02 2019/02/02 Eden District (WEG) Standard 60 0.83 5 4 1.0 1200.0 1200.0 Analysis
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 64 33 4 27 35.0 54.7 39.8 1226.4 1266.3
White 30 18 2 10 19.0 63.3 113.3 1194.3 1307.7
Black 34 15 2 17 16.0 47.1 -25.0 1254.7 1229.7
Standard All 49 28 4 17 30.0 61.2 95.4 1218.9 1314.3
White 22 15 2 5 16.0 72.7 193.2 1192.0 1385.1
Black 27 13 2 12 14.0 51.9 15.7 1240.8 1256.5
Rapid All 15 5 0 10 5.0 33.3 -141.7 1251.1 1109.4
White 8 3 0 5 3.0 37.5 -106.3 1200.8 1094.6
Black 7 2 0 5 2.0 28.6 -182.1 1308.6 1126.5
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 1110135421 Jacobs, E (Eugeniel) 5 0.0 0 0 5 0.0 1315.0 -425.0 890.0 View list
2 1110137903 Herman, A (Aqeem) 2 2.0 2 0 0 100.0 1372.9 425.0 1797.9 View list
3 110095383 Botha, B (Bertus) 2 1.0 1 0 1 50.0 1200.0 0.0 1200.0 View list
4 1110096203 Le Roux, E (Ebert) 2 1.0 1 0 1 50.0 1316.1 0.0 1316.1 View list
5 1120109662 Roberts, I (Iwan) 2 1.0 1 0 1 50.0 1245.0 0.0 1245.0 View list
6 1050137855 Caba, L (Lunathi) 2 0.0 0 0 2 0.0 1372.9 -425.0 947.9 View list
7 107055598 Moller, R (Ruan) 2 0.0 0 0 2 0.0 1170.3 -425.0 745.3 View list
8 1110137904 Heuer, H (Hayden) 1 1.0 1 0 0 100.0 1248.5 425.0 1673.5 View list
9 1100119437 Jansen Van Rensburg, Z (Zandre) 1 1.0 1 0 0 100.0 1132.9 425.0 1557.9 View list
10 2080131503 Bosman, C (Conlyn) 1 1.0 1 0 0 100.0 1140.6 425.0 1565.6 View list
11 2110137895 Bondt, C (Cu Reeza) 1 1.0 1 0 0 100.0 1290.5 425.0 1715.5 View list
12 1110130855 Cupido, N (Navin-Leigh) 1 1.0 1 0 0 100.0 1290.1 425.0 1715.1 View list
13 2110143226 Chirwa, M (Merina) 1 1.0 1 0 0 100.0 1372.9 425.0 1797.9 View list
14 1090147375 Daniels, C (Charlton - Lee) 1 1.0 1 0 0 100.0 1330.6 425.0 1755.6 View list
15 1120119454 Griebenauw, E (Emmerich) 1 1.0 1 0 0 100.0 1342.1 425.0 1767.1 View list
16 1110131106 Derche-Nortjie, D (Dillon) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
17 1110108151 De Waal, B (Ben) 1 1.0 1 0 0 100.0 1342.1 425.0 1767.1 View list
18 2110149869 Korsten, D (Dominique) 1 1.0 1 0 0 100.0 1290.5 425.0 1715.5 View list
19 2070131509 Kuvaoga, A (Angel) 1 1.0 1 0 0 100.0 1140.6 425.0 1565.6 View list
20 2120137909 Loxton, A (Aneeqa) 1 1.0 1 0 0 100.0 1248.5 425.0 1673.5 View list