Player Page

Ni, YS (Yi Shi)
Dob: 2009/03/20 (U16)
Gender: Male
Chess SA id: 109076696
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2023/08/19 (289 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 rating1118.6
Curent Weighted rating1055.5
Curent Weighted performance999.8
Current official/published rating (highest between Raw, WR and WP)1118.6
Current floor (min rating allowed)618.6
Current highest rating achieved1118.6
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)±186.2
Current Raw change used (final)0.0
Projected new Raw rating1118.6
Projected new Weighed rating1067.4
Projected new Weighted performance999.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1118.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1118.6
Projected new floor618.6
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 rating1113.6
Curent Weighted rating1055.8
Curent Weighted performance995.3
Current official/published rating (highest between Raw, WR and WP)1113.6
Current floor (min rating allowed)613.6
Current highest rating achieved1113.6
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)±187.5
Current Raw change used (final)0.0
Projected new Raw rating1113.6
Projected new Weighed rating1066.5
Projected new Weighted performance995.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1113.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1113.6
Projected new floor613.6
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 rating525.4
Curent Weighted rating525.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)525.4
Current floor (min rating allowed)500.0
Current highest rating achieved525.4
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)±433.5
Current Raw change used (final)0.0
Projected new Raw rating525.4
Projected new Weighed rating525.4
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)525.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating525.4
Projected new floor500.0
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 rating525.4
Curent Weighted rating525.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)525.4
Current floor (min rating allowed)500.0
Current highest rating achieved525.4
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)±433.5
Current Raw change used (final)0.0
Projected new Raw rating525.4
Projected new Weighed rating525.4
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)525.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating525.4
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
6 2023 Gauteng Top Schools (U15 Mixed) 2023/08/19 2023/08/19 West Rand (GWR) Standard 60 0.83 5 5 3.0 1022.6 1015.3 Analysis
5 JMC 1 St Peters 2023 (D) 2023/03/18 2023/03/18 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 741.5 785.0 Analysis
4 2022 Gauteng Schools Team Championships (U13 Open) 2022/08/27 2022/08/27 Tshwane (GTP) Standard 60 0.83 5 5 2.5 659.5 686.2 Analysis
3 JNW Club - Trinityhouse Little Falls Open 2020 (D) 2020/03/14 2020/03/14 Johannesburg Metro (GJM) Standard 60 0.83 5 4 1.0 639.9 663.4 Analysis
2 JNW Club - Trinityhouse Randpark Ridge Open 2020 (D) 2020/02/22 2020/02/22 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 557.9 564.6 Analysis
1 GoForChess Junior Championships 2019 (U12) 2019/11/16 2019/11/16 Johannesburg Metro (GJM) Standard 60 0.83 5 4 1.0 525.4 525.4 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 28 13 2 13 14.0 50.0 0.0 1184.3 1184.3
White 15 6 2 7 7.0 46.7 -28.3 1199.4 1171.1
Black 13 7 0 6 7.0 53.8 32.7 1166.9 1199.6
Standard All 28 13 2 13 14.0 50.0 0.0 1184.3 1184.3
White 15 6 2 7 7.0 46.7 -28.3 1199.4 1171.1
Black 13 7 0 6 7.0 53.8 32.7 1166.9 1199.6
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 2120112515 Du Randt, L (Lea) 1 1.0 1 0 0 100.0 659.5 425.0 1084.5 View list
2 1090133402 Jewatzchewitz, J (Jaco) 1 1.0 1 0 0 100.0 639.9 425.0 1064.9 View list
3 1080161061 Mabuya`, T (Thapelo Lerato) 1 1.0 1 0 0 100.0 1022.6 425.0 1447.6 View list
4 1100117335 Kruger, D (Daniel L) 1 1.0 1 0 0 100.0 659.5 425.0 1084.5 View list
5 1080161054 Koekemoer, J (James) 1 1.0 1 0 0 100.0 1022.6 425.0 1447.6 View list
6 2080097695 Mthethwa, L (Liyabona) 1 1.0 1 0 0 100.0 525.4 425.0 950.4 View list
7 1070132200 Mosito, R (Resego) 1 1.0 1 0 0 100.0 557.9 425.0 982.9 View list
8 1110152478 Molaoli, A (Anele) 1 1.0 1 0 0 100.0 741.5 425.0 1166.5 View list
9 2130152476 Meng, Y (Yufei) 1 1.0 1 0 0 100.0 741.5 425.0 1166.5 View list
10 1080132196 Magaqa, L (Lithalethu) 1 1.0 1 0 0 100.0 557.9 425.0 982.9 View list
11 1090152479 Nel, S (Stephan) 1 1.0 1 0 0 100.0 741.5 425.0 1166.5 View list
12 2120146717 Pon, C (Christine) 1 1.0 1 0 0 100.0 741.5 425.0 1166.5 View list
13 1080161103 Van Heerden, F (Frederik) 1 1.0 1 0 0 100.0 1022.6 425.0 1447.6 View list
14 1140113413 Eapen, J (Johan) 1 0.5 0 1 0 50.0 557.9 0.0 557.9 View list
15 1090145919 Setshedi, K (Khumo) 1 0.5 0 1 0 50.0 659.5 0.0 659.5 View list
16 1090107165 Oosthuizen, L (Ludrick) 1 0.0 0 0 1 0.0 1022.6 -425.0 597.6 View list
17 108095081 Ndhlovu, A (Aphiwe) 1 0.0 0 0 1 0.0 525.4 -425.0 100.4 View list
18 1100110075 Mupalala, K (Kenzo) 1 0.0 0 0 1 0.0 557.9 -425.0 132.9 View list
19 1050133404 Maduma, L (Lesedi) 1 0.0 0 0 1 0.0 639.9 -425.0 214.9 View list
20 2090145895 Masela, L (Lethabo Bonolo) 1 0.0 0 0 1 0.0 659.5 -425.0 234.5 View list