Player Page

Zhu, R (Ryan Yuancheng)
Dob: 2015/03/05 (U10)
Gender: Male
Chess SA id: 1150151779
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/06/01 (17 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 rating1359.8
Current Weighted rating1370.5
Current Weighted performance1314.6
Current official/published rating (highest between Raw, WR and WP)1370.5
Current highest rating achieved1461.6
Current floor (min rating allowed)961.6
Current K-factor32
Games played this month5
Score (S)4.5
Expected score (We)2.87
Difference (S-We)1.37
Current Raw change (no limits, including tournament time weight)43.8
Current min/max change allowed (with limits)±132.1
Current Raw change used (final)43.8
Projected new Raw rating1403.6
Projected new Weighed rating1264.8
Projected new Weighted performance1432.9
Projected new final Raw rating (if new WP > new Raw)1432.9
Projected new highest rating1461.6
Projected new floor961.6
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1432.9
Projected effective change (new Official - current Official)+62.4
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 rating1351.3
Current Weighted rating1364.9
Current Weighted performance1317.9
Current official/published rating (highest between Raw, WR and WP)1364.9
Current highest rating achieved1441.9
Current floor (min rating allowed)941.9
Current K-factor32
Games played this month5
Score (S)4.5
Expected score (We)2.89
Difference (S-We)1.61
Current Raw change (no limits, including tournament time weight)51.5
Current min/max change allowed (with limits)±133.7
Current Raw change used (final)51.5
Projected new Raw rating1402.8
Projected new Weighed rating1259.6
Projected new Weighted performance1432.9
Projected new final Raw rating (if new WP > new Raw)1432.9
Projected new highest rating1441.9
Projected new floor941.9
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1432.9
Projected effective change (new Official - current Official)+68.0
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 rating1278.1
Current Weighted rating1264.3
Current Weighted performance1291.7
Current official/published rating (highest between Raw, WR and WP)1291.7
Current highest rating achieved1307.2
Current floor (min rating allowed)807.2
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)±148.4
Current Raw change used (final)0.0
Projected new Raw rating1278.1
Projected new Weighed rating1164.8
Projected new Weighted performance1291.7
Projected new final Raw rating (if new WP > new Raw)1291.7
Projected new highest rating1307.2
Projected new floor807.2
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1291.7
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
Tournament: Ekurhuleni Trails 1 2024 (U8+U10)
Start: 2024/06/01  End: 2024/06/01  Host: GE  Type: Standard   Time: 62  Time weight: 0.84  Rounds: 5
Games: 5  Score: 4.5
Main rating: 1359.8  Rating gain/loss: 43.8
Type rating: 1351.3  Rating gain/loss: 51.5
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
10 Ekurhuleni Trails 1 2024 (U8+U10) 2024/06/01 2024/06/01 Ekurhuleni (GE) Standard 62 0.84 5 5 4.5 1359.8 1351.3 Analysis
9 Chess Power House May Open 2024 (D) 2024/05/25 2024/05/25 Johannesburg Metro (GJM) Standard 60 0.83 5 4 3.0 1378.1 1375.3 Analysis
8 JMC Crawford International Sandton 2024 (U10) 2024/05/11 2024/05/11 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1378.1 1375.3 Analysis
7 JMC Helpmekaar Kollege Tournament 2024 (U10) 2024/05/04 2024/05/04 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1378.1 1375.3 Analysis
6 2024 KSNG CHess Academy Open Tournament (D1) 2024/04/06 2024/04/06 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1430.4 1441.9 Analysis
5 CPH St Andrew's Rapid 2024 (C) 2024/03/30 2024/03/30 Ekurhuleni (GE) Rapid 20 0.47 5 5 3.0 1417.9 1302.9 Analysis
4 1st Knights Open Tournament 2024 (U10) 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1417.9 1422.4 Analysis
3 JNW Open - Classic - Crawford 2024 (U10) 2024/03/09 2024/03/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1417.9 1422.4 Analysis
2 Chess Power House 1st Rapid 2024 (C) 2024/02/24 2024/02/24 Johannesburg Metro (GJM) Rapid 20 0.47 5 5 3.0 1427.7 1307.2 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U10B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 0 0.0 1427.7 1422.4 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
18 Ekurhuleni Trails 1 2024 (U8+U10) 2024/06/01 2024/06/01 Ekurhuleni (GE) Standard 62 0.84 5 5 4.5 1359.8 1351.3 Analysis
17 Chess Power House May Open 2024 (D) 2024/05/25 2024/05/25 Johannesburg Metro (GJM) Standard 60 0.83 5 4 3.0 1378.1 1375.3 Analysis
16 JMC Crawford International Sandton 2024 (U10) 2024/05/11 2024/05/11 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1378.1 1375.3 Analysis
15 JMC Helpmekaar Kollege Tournament 2024 (U10) 2024/05/04 2024/05/04 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1378.1 1375.3 Analysis
14 2024 KSNG CHess Academy Open Tournament (D1) 2024/04/06 2024/04/06 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1430.4 1441.9 Analysis
13 CPH St Andrew's Rapid 2024 (C) 2024/03/30 2024/03/30 Ekurhuleni (GE) Rapid 20 0.47 5 5 3.0 1417.9 1302.9 Analysis
12 1st Knights Open Tournament 2024 (U10) 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1417.9 1422.4 Analysis
11 JNW Open - Classic - Crawford 2024 (U10) 2024/03/09 2024/03/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1417.9 1422.4 Analysis
10 Chess Power House 1st Rapid 2024 (C) 2024/02/24 2024/02/24 Johannesburg Metro (GJM) Rapid 20 0.47 5 5 3.0 1427.7 1307.2 Analysis
9 2024 Gauteng Inter-Region Chess Championship (U10B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 0 0.0 1427.7 1422.4 Analysis
8 Chess is My Lifestyle 2023 (Grade 0-2) 2023/12/09 2023/12/09 Johannesburg Metro (GJM) Rapid 30 0.60 5 5 4.0 1425.0 1267.6 Analysis
7 Chess Molecules Rapid 2023 (Grade 3+4) 2023/09/23 2023/09/23 Ekurhuleni (GE) Rapid 30 0.60 5 5 3.0 1436.3 1260.8 Analysis
6 Chess Power House 2023 (D) 2023/08/19 2023/08/19 Johannesburg Metro (GJM) Standard 90 0.94 5 5 3.0 1461.6 1367.7 Analysis
5 GoForChess Junior Chess Championship Grayston 2023 (Juniors) 2023/07/16 2023/07/16 Johannesburg Metro (GJM) Standard 60 0.83 5 4 4.0 1327.3 1315.1 Analysis
4 Ekurhuleni Chess Trial 3 2023 (U10) 2023/06/17 2023/06/17 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1252.1 1260.0 Analysis
3 Chess Molecules 16 June Tournament 2023 (Grade 3+4) 2023/06/16 2023/06/16 Ekurhuleni (GE) Rapid 30 0.60 5 5 4.0 1252.1 1200.0 Analysis
2 Ekhuruleni Chess Trials 1 2023 (U8+U10) 2023/03/25 2023/03/25 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1200.0 1200.0 Analysis
1 Ekurhuleni Springs Open 4 March 2023 (E) 2023/03/04 2023/03/04 Ekurhuleni (GE) Standard 62 0.84 5 4 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 44 26 1 17 26.5 60.2 86.9 1286.4 1373.3
White 22 13 0 9 13.0 59.1 77.3 1286.4 1363.6
Black 22 13 1 8 13.5 61.4 96.6 1286.4 1383.0
Standard All 34 20 1 13 20.5 60.3 87.5 1297.9 1385.4
White 17 10 0 7 10.0 58.8 75.0 1303.4 1378.4
Black 17 10 1 6 10.5 61.8 100.0 1292.4 1392.4
Rapid All 10 6 0 4 6.0 60.0 85.0 1247.2 1332.2
White 5 3 0 2 3.0 60.0 85.0 1228.4 1313.4
Black 5 3 0 2 3.0 60.0 85.0 1266.0 1351.0
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 82 54 1 27 54.5 66.5 139.9 1257.2 1397.2
White 42 27 0 15 27.0 64.3 121.4 1259.3 1380.8
Black 40 27 1 12 27.5 68.8 159.4 1255.0 1414.4
Standard All 57 37 1 19 37.5 65.8 134.2 1268.9 1403.1
White 29 18 0 11 18.0 62.1 102.6 1272.6 1375.2
Black 28 19 1 8 19.5 69.6 167.0 1265.0 1432.0
Rapid All 25 17 0 8 17.0 68.0 153.0 1230.7 1383.7
White 13 9 0 4 9.0 69.2 163.5 1229.8 1393.2
Black 12 8 0 4 8.0 66.7 141.7 1231.7 1373.3
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 1150145631 Stelloh, S (Sebastian) 4 0.0 0 0 4 0.0 1420.3 -425.0 995.3 View list
2 1150151763 Goncalves, E (Emilio) 3 2.0 2 0 1 66.7 1332.0 141.7 1473.7 View list
3 1150142001 Farkas, G (Gadi) 2 2.0 2 0 0 100.0 1402.9 425.0 1827.9 View list
4 1140153033 Khumalo, M (Musawenko) 2 2.0 2 0 0 100.0 1226.0 425.0 1651.0 View list
5 2150151771 Pather, T (Tamishka) 2 2.0 2 0 0 100.0 1443.3 425.0 1868.3 View list
6 1140156649 David, B (Benjamin) 2 1.0 1 0 1 50.0 1344.2 0.0 1344.2 View list
7 1150134901 Pillay, Y (Yishai) 2 1.0 1 0 1 50.0 1404.3 0.0 1404.3 View list
8 1150147324 Robinson, Z (Zachariah) 2 1.0 1 0 1 50.0 1338.5 0.0 1338.5 View list
9 1160157331 Steyn, K (Kian) 2 1.0 1 0 1 50.0 1439.8 0.0 1439.8 View list
10 1140143723 Collins, J (Jaytem) 1 1.0 1 0 0 100.0 1427.7 425.0 1852.7 View list
11 1160301329 Botha, L (Luan) 1 1.0 1 0 0 100.0 1359.8 425.0 1784.8 View list
12 2140149175 Boshoff, M (Milah) 1 1.0 1 0 0 100.0 1378.1 425.0 1803.1 View list
13 1140301373 Bisset, E (Erin) 1 1.0 1 0 0 100.0 1417.9 425.0 1842.9 View list
14 1140156646 Arthur, Z (Zachary) 1 1.0 1 0 0 100.0 1436.3 425.0 1861.3 View list
15 1140157236 Anderson, I (Isabella) 1 1.0 1 0 0 100.0 1252.1 425.0 1677.1 View list
16 2140139659 Du Toit, M (Monika) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
17 1130157238 Fick, C (Christian) 1 1.0 1 0 0 100.0 1252.1 425.0 1677.1 View list
18 1160155757 Hlabangwane, N (Ntwanano) 1 1.0 1 0 0 100.0 1417.9 425.0 1842.9 View list
19 1160158241 Haiden, M (Matthew) 1 1.0 1 0 0 100.0 1327.3 425.0 1752.3 View list
20 1150146508 Diesel, R (Ruben Daniel) 1 1.0 1 0 0 100.0 1252.1 425.0 1677.1 View list