Player Page

Zhang, Y (Yingxin)
Dob: 2014/08/20 (U12)
Gender: Male
Chess SA id: 1140147326
FIDE id:
Region: Johannesburg Matro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/04/20 (65 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 rating1189.9
Current Weighted rating1187.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1189.9
Current highest rating achieved1189.9
Current floor (min rating allowed)689.9
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)±168.2
Current Raw change used (final)0.0
Projected new Raw rating1189.9
Projected new Weighed rating1092.7
Projected new Weighted performance1027.0
Projected new final Raw rating (if new WP > new Raw)1189.9
Projected new highest rating1189.9
Projected new floor689.9
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1189.9
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 rating1210.8
Current Weighted rating1202.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1210.8
Current highest rating achieved1210.8
Current floor (min rating allowed)710.8
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)±163.3
Current Raw change used (final)0.0
Projected new Raw rating1210.8
Projected new Weighed rating1106.2
Projected new Weighted performance717.5
Projected new final Raw rating (if new WP > new Raw)1210.8
Projected new highest rating1210.8
Projected new floor710.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1210.8
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 rating1159.6
Current Weighted rating1175.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1175.1
Current highest rating achieved1181.2
Current floor (min rating allowed)681.2
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)±175.6
Current Raw change used (final)0.0
Projected new Raw rating1159.6
Projected new Weighed rating1080.7
Projected new Weighted performance582.1
Projected new final Raw rating (if new WP > new Raw)1159.6
Projected new highest rating1181.2
Projected new floor681.2
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1159.6
Projected effective change (new Official - current Official)-15.5
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
3 First Knight Riders Junior Open 2024 (C) 2024/04/20 2024/04/20 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1184.6 1208.3 Analysis
2 1st Knights Open Tournament 2024 (U10) 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1172.6 1200.0 Analysis
1 Gear Up Mzansi Rapid 2024 (Junior) 2024/02/17 2024/02/17 Johannesburg Metro (GJM) Rapid 35 0.66 5 5 2.0 1189.0 1181.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 First Knight Riders Junior Open 2024 (C) 2024/04/20 2024/04/20 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1184.6 1208.3 Analysis
3 1st Knights Open Tournament 2024 (U10) 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1172.6 1200.0 Analysis
2 Gear Up Mzansi Rapid 2024 (Junior) 2024/02/17 2024/02/17 Johannesburg Metro (GJM) Rapid 35 0.66 5 5 2.0 1189.0 1181.2 Analysis
1 Chess Power House Rapid 2022 (U8) 2022/10/22 2022/10/22 Johannesburg Metro (GJM) Rapid 30 0.60 5 5 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 15 7 1 7 7.5 50.0 0.0 1183.0 1183.0
White 9 5 1 3 5.5 61.1 94.4 1198.5 1292.9
Black 6 2 0 4 2.0 33.3 -141.7 1159.8 1018.1
Standard All 10 5 1 4 5.5 55.0 42.5 1187.3 1229.8
White 6 3 1 2 3.5 58.3 70.8 1216.9 1287.7
Black 4 2 0 2 2.0 50.0 0.0 1143.0 1143.0
Rapid All 5 2 0 3 2.0 40.0 -85.0 1174.4 1089.4
White 3 2 0 1 2.0 66.7 141.7 1161.7 1303.3
Black 2 0 0 2 0.0 0.0 -425.0 1193.4 768.4
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 20 9 1 10 9.5 47.5 -21.3 1187.0 1165.7
White 11 6 1 4 6.5 59.1 77.3 1198.3 1275.5
Black 9 3 0 6 3.0 33.3 -141.7 1173.1 1031.5
Standard All 10 5 1 4 5.5 55.0 42.5 1187.3 1229.8
White 6 3 1 2 3.5 58.3 70.8 1216.9 1287.7
Black 4 2 0 2 2.0 50.0 0.0 1143.0 1143.0
Rapid All 10 4 0 6 4.0 40.0 -85.0 1186.6 1101.6
White 5 3 0 2 3.0 60.0 85.0 1175.9 1260.9
Black 5 1 0 4 1.0 20.0 -255.0 1197.3 942.3
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 1140192110 Wang, X (Xingkong) 2 2.0 2 0 0 100.0 1186.8 425.0 1611.8 View list
2 1150301098 Msibi, N (Neo) 1 1.0 1 0 0 100.0 1172.6 425.0 1597.6 View list
3 1140149124 Wu, O (Oscar) 1 1.0 1 0 0 100.0 1189.0 425.0 1614.0 View list
4 2140190842 Mahale, A (Agastya) 1 1.0 1 0 0 100.0 1184.6 425.0 1609.6 View list
5 1150148609 Liebenberg, N (Nathan) 1 1.0 1 0 0 100.0 1172.6 425.0 1597.6 View list
6 1140146686 Joffa, A (Asher Atticus) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 1160155757 Hlabangwane, N (Ntwanano) 1 1.0 1 0 0 100.0 1172.6 425.0 1597.6 View list
8 1140146678 Chetty, A (Aryanna Emma) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 2140139659 Du Toit, M (Monika) 1 0.5 0 1 0 50.0 1184.6 0.0 1184.6 View list
10 1160146705 Zhu, R (Ryan) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
11 2090116678 Mkulisi, P (Philisiwe) 1 0.0 0 0 1 0.0 1184.6 -425.0 759.6 View list
12 1160191601 Meijer, C (Carlo) 1 0.0 0 0 1 0.0 1172.6 -425.0 747.6 View list
13 1100152485 Van Heerden, A (Alexander) 1 0.0 0 0 1 0.0 1189.0 -425.0 764.0 View list
14 1170147325 Stelloh, A (Alexander) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 2110151809 Nel, L (Leah) 1 0.0 0 0 1 0.0 1189.0 -425.0 764.0 View list
16 1110149129 Fryer, T (Thomas) 1 0.0 0 0 1 0.0 1189.0 -425.0 764.0 View list
17 1160158551 Collard, J (Jake) 1 0.0 0 0 1 0.0 1172.6 -425.0 747.6 View list
18 210075196 Chauke, N (Nosipho) 1 0.0 0 0 1 0.0 1184.6 -425.0 759.6 View list
19 1140147322 Bowyer, J (Jade Li) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list