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: 2024/09/28 (9 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 rating1582.0
Current Weighted rating1411.0
Current Weighted performance1587.5
Current official/published rating (highest between Raw, WR and WP)1587.5
Current highest rating achieved1582.0
Current floor (min rating allowed)1082.0
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)±96.2
Current Raw change used (final)0.0
Projected new Raw rating1582.0
Projected new Weighed rating1301.7
Projected new Weighted performance1587.5
Projected new final Raw rating (if new WP > new Raw)1587.5
Projected new highest rating1587.5
Projected new floor1087.5
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1587.5
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 rating1618.3
Current Weighted rating1411.8
Current Weighted performance1624.8
Current official/published rating (highest between Raw, WR and WP)1624.8
Current highest rating achieved1618.3
Current floor (min rating allowed)1118.3
Current K-factor28
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)±91.4
Current Raw change used (final)0.0
Projected new Raw rating1618.3
Projected new Weighed rating1302.7
Projected new Weighted performance1624.8
Projected new final Raw rating (if new WP > new Raw)1624.8
Projected new highest rating1624.8
Projected new floor1124.8
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1624.8
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 rating1313.0
Current Weighted rating1287.4
Current Weighted performance1343.4
Current official/published rating (highest between Raw, WR and WP)1343.4
Current highest rating achieved1350.8
Current floor (min rating allowed)850.8
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)±141.2
Current Raw change used (final)0.0
Projected new Raw rating1313.0
Projected new Weighed rating1186.3
Projected new Weighted performance1343.4
Projected new final Raw rating (if new WP > new Raw)1343.4
Projected new highest rating1350.8
Projected new floor850.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1343.4
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
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
21 Knight Riders Spring Chess Tournament 2024 (U8+U10) 2024/09/28 2024/09/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 5.0 1419.6 1442.7 Analysis
20 Ekurhuleni Closed 2024 (U8+U10) 2024/09/21 2024/09/21 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1419.6 1442.7 Analysis
19 Ekurhuleni Trails 3 2024 (U8+U10) 2024/08/24 2024/08/24 Ekurhuleni (GE) Standard 60 0.83 5 5 5.0 1419.6 1442.7 Analysis
18 CPH King David Linksfield Aug Rapid 2024 (C) 2024/08/18 2024/08/18 Johannesburg Metro (GJM) Rapid 20 0.47 5 4 2.5 1409.8 1320.6 Analysis
17 JMC Closed 2024 (U10) 2024/08/09 2024/08/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1409.8 1427.1 Analysis
16 Ekurhuleni Trails 2 2024 (U8+U10) 2024/07/27 2024/07/27 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1438.5 1423.0 Analysis
15 Chess Power House July Open 2024 (D) 2024/07/20 2024/07/20 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1438.5 1423.0 Analysis
14 JMC Trinityhouse Randpark Ridge 2024 (U10) 2024/07/13 2024/07/13 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1438.5 1423.0 Analysis
13 JMC NG Weltevreden Church 2024 2024/06/29 2024/06/29 Johannesburg Metro (GJM) Rapid 15 0.39 7 7 3.0 1438.5 1350.8 Analysis
12 Chess Power House June Open 2024 (D) 2024/06/23 2024/06/23 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1359.8 1351.3 Analysis
11 Chess Molecules Open Chess Tournament 2024 (Grade 3-4) 2024/06/15 2024/06/15 Johannesburg Metro (GJM) Rapid 30 0.60 5 5 5.0 1359.8 1278.1 Analysis
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
12
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
29 Knight Riders Spring Chess Tournament 2024 (U8+U10) 2024/09/28 2024/09/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 5.0 1419.6 1442.7 Analysis
28 Ekurhuleni Closed 2024 (U8+U10) 2024/09/21 2024/09/21 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1419.6 1442.7 Analysis
27 Ekurhuleni Trails 3 2024 (U8+U10) 2024/08/24 2024/08/24 Ekurhuleni (GE) Standard 60 0.83 5 5 5.0 1419.6 1442.7 Analysis
26 CPH King David Linksfield Aug Rapid 2024 (C) 2024/08/18 2024/08/18 Johannesburg Metro (GJM) Rapid 20 0.47 5 4 2.5 1409.8 1320.6 Analysis
25 JMC Closed 2024 (U10) 2024/08/09 2024/08/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1409.8 1427.1 Analysis
24 Ekurhuleni Trails 2 2024 (U8+U10) 2024/07/27 2024/07/27 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1438.5 1423.0 Analysis
23 Chess Power House July Open 2024 (D) 2024/07/20 2024/07/20 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1438.5 1423.0 Analysis
22 JMC Trinityhouse Randpark Ridge 2024 (U10) 2024/07/13 2024/07/13 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1438.5 1423.0 Analysis
21 JMC NG Weltevreden Church 2024 2024/06/29 2024/06/29 Johannesburg Metro (GJM) Rapid 15 0.39 7 7 3.0 1438.5 1350.8 Analysis
20 Chess Power House June Open 2024 (D) 2024/06/23 2024/06/23 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1359.8 1351.3 Analysis
19 Chess Molecules Open Chess Tournament 2024 (Grade 3-4) 2024/06/15 2024/06/15 Johannesburg Metro (GJM) Rapid 30 0.60 5 5 5.0 1359.8 1278.1 Analysis
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
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 100 66 2 32 67.0 67.0 144.5 1289.8 1434.3
White 50 34 0 16 34.0 68.0 153.0 1288.7 1441.7
Black 50 32 2 16 33.0 66.0 136.0 1290.9 1426.9
Standard All 74 50 1 23 50.5 68.2 155.1 1294.9 1449.9
White 38 26 0 12 26.0 68.4 156.6 1311.5 1468.0
Black 36 24 1 11 24.5 68.1 153.5 1277.4 1430.8
Rapid All 26 16 1 9 16.5 63.5 114.4 1275.3 1389.7
White 12 8 0 4 8.0 66.7 141.7 1216.5 1358.2
Black 14 8 1 5 8.5 60.7 91.1 1325.6 1416.7
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 138 94 2 42 95.0 68.8 160.1 1271.5 1431.7
White 70 48 0 22 48.0 68.6 157.9 1271.8 1429.7
Black 68 46 2 20 47.0 69.1 162.5 1271.2 1433.7
Standard All 97 67 1 29 67.5 69.6 166.5 1278.5 1445.0
White 50 34 0 16 34.0 68.0 153.0 1291.6 1444.6
Black 47 33 1 13 33.5 71.3 180.9 1264.6 1445.4
Rapid All 41 27 1 13 27.5 67.1 145.1 1254.9 1400.1
White 20 14 0 6 14.0 70.0 170.0 1222.2 1392.2
Black 21 13 1 7 13.5 64.3 121.4 1286.1 1407.6
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 1150151763 Goncalves, E (Emilio) 5 2.0 2 0 3 40.0 1358.9 -85.0 1273.9 View list
2 1150145631 Stelloh, S (Sebastian) 4 0.0 0 0 4 0.0 1420.3 -425.0 995.3 View list
3 2150151771 Pather, T (Tamishka) 3 3.0 3 0 0 100.0 1415.5 425.0 1840.5 View list
4 1150192114 Mistry, K (Kabir) 3 2.0 2 0 1 66.7 1399.7 141.7 1541.3 View list
5 1150300276 Ravuri, C (Chinmay Vihaan) 3 2.0 2 0 1 66.7 1392.1 141.7 1533.8 View list
6 1160157331 Steyn, K (Kian) 3 2.0 2 0 1 66.7 1439.3 141.7 1581.0 View list
7 1160304129 Kuchibhotla, AKA (Achyuta Kartikeya Arjun) 2 2.0 2 0 1 100.0 1429.0 425.0 1854.0 View list
8 1150142001 Farkas, G (Gadi) 2 2.0 2 0 0 100.0 1402.9 425.0 1827.9 View list
9 1140153033 Khumalo, M (Musawenko) 2 2.0 2 0 0 100.0 1226.0 425.0 1651.0 View list
10 1160154053 Masekela, L (Lepato) 2 2.0 2 0 0 100.0 1389.7 425.0 1814.7 View list
11 1160191601 Meijer, C (Carlo) 2 2.0 2 0 0 100.0 1413.8 425.0 1838.8 View list
12 1140301245 Sardinha, S (Seveano) 2 2.0 2 0 0 100.0 1359.8 425.0 1784.8 View list
13 1160153041 Vermaak, S (Sebastian) 2 2.0 2 0 0 100.0 1309.8 425.0 1734.8 View list
14 1140156649 David, B (Benjamin) 2 1.0 1 0 1 50.0 1344.2 0.0 1344.2 View list
15 1150157233 Nahon, J (James) 2 1.0 1 0 1 50.0 1418.8 0.0 1418.8 View list
16 1150134901 Pillay, Y (Yishai) 2 1.0 1 0 1 50.0 1404.3 0.0 1404.3 View list
17 1150147324 Robinson, Z (Zachariah) 2 1.0 1 0 1 50.0 1338.5 0.0 1338.5 View list
18 1160151828 Du Pisani, M (Malcom) 2 0.0 0 0 2 0.0 1428.2 -425.0 1003.2 View list
19 2160300403 Morgan, R (Raegan) 2 0.0 0 0 2 0.0 1438.5 -425.0 1013.5 View list
20 1170302567 Diyalani, D (Dhanush) 1 1.0 1 0 0 100.0 1438.5 425.0 1863.5 View list