Player Page

Donald, R (Ryan)
Dob: 2005/11/08 (U20)
Gender: Male
Chess SA id: 105053196
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/02/24 (83 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 rating1397.1
Curent Weighted rating1387.8
Curent Weighted performance1143.0
Current official/published rating (highest between Raw, WR and WP)1397.1
Current floor (min rating allowed)897.1
Current highest rating achieved1397.1
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)±125.2
Current Raw change used (final)0.0
Projected new Raw rating1397.1
Projected new Weighed rating1389.0
Projected new Weighted performance1143.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1397.1
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1397.1
Projected new floor897.1
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 rating1401.5
Curent Weighted rating1394.9
Curent Weighted performance1144.0
Current official/published rating (highest between Raw, WR and WP)1401.5
Current floor (min rating allowed)901.5
Current highest rating achieved1401.5
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)±124.4
Current Raw change used (final)0.0
Projected new Raw rating1401.5
Projected new Weighed rating1395.9
Projected new Weighted performance1144.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1401.5
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1401.5
Projected new floor901.5
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 rating963.6
Curent Weighted rating963.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)963.6
Current floor (min rating allowed)500.0
Current highest rating achieved963.6
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)±232.2
Current Raw change used (final)0.0
Projected new Raw rating963.6
Projected new Weighed rating963.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)963.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating963.6
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 rating928.0
Curent Weighted rating928.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)928.0
Current floor (min rating allowed)500.0
Current highest rating achieved928.0
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)±244.3
Current Raw change used (final)0.0
Projected new Raw rating928.0
Projected new Weighed rating928.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)928.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating928.0
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 Grey College Team Championship 2024 (A) 2024/02/23 2024/02/24 Mangaung (FMB) Standard 60 0.83 5 5 2.5 1388.7 1396.8 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
23 Grey College Team Championship 2024 (A) 2024/02/23 2024/02/24 Mangaung (FMB) Standard 60 0.83 5 5 2.5 1388.7 1396.8 Analysis
22 Grey College Team Championship 2023 (A) 2023/02/03 2023/02/04 Mangaung (FMB) Standard 60 0.83 5 5 3.5 1365.1 1372.3 Analysis
21 Grey College Team Championship 2022 (B) 2022/02/18 2022/02/19 Mangaung (FMB) Standard 60 0.83 5 5 4.0 1330.4 1329.8 Analysis
20 JNW Club - Junior A High School 2020 2020/03/07 2020/03/07 Johannesburg Metro (GJM) Rapid 30 0.60 5 5 2.0 1331.3 928.0 Analysis
19 JNW Club - Trinityhouse Randpark Ridge Open 2020 (B) 2020/02/22 2020/02/22 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1250.9 1252.2 Analysis
18 JNW Club - Bryanston Open1 2020 (B) 2020/02/01 2020/02/01 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1250.9 1252.2 Analysis
17 2019 South African Junior Team Championships (U16B) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 3.5 1232.5 1231.0 Analysis
16 JHB Metro Closed 2019 (U16) 2019/07/27 2019/07/28 Johannesburg Metro (GJM) Standard 90 0.94 6 6 3.5 1208.5 1201.5 Analysis
15 JNW Club - Hoerskool Linden 2019 (B) 2019/06/15 2019/06/15 Johannesburg Metro (GJM) Standard 60 0.83 5 4 0.5 1244.4 1243.6 Analysis
14 JNW Club - Bryanston Open 2 2019 (B) 2019/05/11 2019/05/11 Johannesburg Metro (GJM) Standard 60 0.83 5 4 2.0 1219.2 1228.8 Analysis
13 JNW Club - Trinityhouse Randpark Ridge Open 2019 (B) 2019/03/09 2019/03/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1188.0 1194.0 Analysis
12 South African Junior Team Championships 2018 (U14A) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 3.5 1135.0 1131.6 Analysis
11 2018 Tshwane Inter Region (U14D) 2018/12/01 2018/12/01 Cape Town (WCT) Standard 60 0.83 5 5 5.0 1135.0 1131.6 Analysis
10 JHB Metro Junior Closed 2018 (U14) 2018/07/28 2018/07/29 Johannesburg Metro (GJM) Standard 90 0.94 6 6 4.5 1072.3 1071.4 Analysis
9 2018 Swartkop Open (C) 2018/06/23 2018/06/23 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1034.1 1040.0 Analysis
8 2018 Gauteng Secondary Schools Individual Chess Championships (U13 Boys) 2018/05/25 2018/05/25 Tshwane (GTP) Standard 60 0.83 5 5 3.0 992.9 976.0 Analysis
7 D10 Schools Individuals 2018 (U13 Boys) 2018/05/18 2018/05/18 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 992.9 976.0 Analysis
6 JNW Club - Bryanston Open 2 2018 (B) 2018/05/05 2018/05/05 Johannesburg Metro (GJM) Standard 60 0.83 5 4 0.0 992.9 976.0 Analysis
5 JNW Club - Linden Open 2018 (B) 2018/04/14 2018/04/14 Johannesburg Metro (GJM) Standard 60 0.83 5 5 1.5 983.9 959.6 Analysis
4 JNW Club - Trinityhouse Randpark Ridge Open 2018 (B) 2018/03/24 2018/03/24 Johannesburg Metro (GJM) Standard 60 0.83 5 4 0.0 1084.5 1080.4 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 2 1 2 2.5 50.0 0.0 1430.6 1430.6
White 2 2 0 0 2.0 100.0 425.0 1340.5 1765.5
Black 3 0 1 2 0.5 16.7 -283.3 1490.7 1207.3
Standard All 5 2 1 2 2.5 50.0 0.0 1430.6 1430.6
White 2 2 0 0 2.0 100.0 425.0 1340.5 1765.5
Black 3 0 1 2 0.5 16.7 -283.3 1490.7 1207.3
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 119 52 23 44 63.5 53.4 28.6 1203.4 1232.0
White 58 26 12 20 32.0 55.2 44.0 1193.3 1237.3
Black 61 26 11 24 31.5 51.6 13.9 1212.9 1226.9
Standard All 114 50 23 41 61.5 53.9 33.6 1194.7 1228.3
White 56 26 12 18 32.0 57.1 60.7 1179.6 1240.3
Black 58 24 11 23 29.5 50.9 7.3 1209.4 1216.7
Rapid All 5 2 0 3 2.0 40.0 -85.0 1401.0 1316.0
White 2 0 0 2 0.0 0.0 -425.0 1579.3 1154.3
Black 3 2 0 1 2.0 66.7 141.7 1282.1 1423.8
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 105039730 Van Deventer, WG (Wilrich) 7 2.5 1 3 3 35.7 1135.7 -121.4 1014.2 View list
2 106073248 Allison, LM (Liam) 3 0.5 0 1 2 16.7 1218.2 -283.3 934.8 View list
3 174024421 Molefe, S (Sandile) 2 2.0 2 0 0 100.0 1034.2 425.0 1459.2 View list
4 105044908 Xiao, R (Ryan) 2 2.0 2 0 0 100.0 1130.2 425.0 1555.2 View list
5 105059737 Smith, R (Reuben) 2 1.5 1 1 0 75.0 1198.3 212.5 1410.8 View list
6 181076100 Potgieter, ST (St) 2 1.0 1 0 1 50.0 1178.3 0.0 1178.3 View list
7 108073208 Steyn, T (Tjaart) 2 1.0 1 0 1 50.0 1250.9 0.0 1250.9 View list
8 105054349 Wang, I (Ikai) 2 1.0 1 0 1 50.0 1232.7 0.0 1232.7 View list
9 203043153 Woest, M (Megan) 2 1.0 1 0 1 50.0 1247.7 0.0 1247.7 View list
10 105049483 Nair, M (Mayaskar) 2 0.5 0 1 1 25.0 1231.8 -212.5 1019.3 View list
11 108076196 Potgieter, E (Edward) 2 0.0 0 0 2 0.0 1034.2 -425.0 609.2 View list
12 102050919 Van Der Westhuizen, J (Javier) 2 0.0 0 0 2 0.0 1216.2 -425.0 791.2 View list
13 105006947 De Wet, J (Juan) 1 1.0 1 0 0 100.0 1135.0 425.0 1560.0 View list
14 100006931 De Wet, CJ (Christiaan) 1 1.0 1 0 0 100.0 1105.6 425.0 1530.6 View list
15 106003263 Bouwer, ER (Evan) 1 1.0 1 0 0 100.0 1135.0 425.0 1560.0 View list
16 106059902 Bopape, M (Morokwe) 1 1.0 1 0 0 100.0 1072.3 425.0 1497.3 View list
17 106067324 Aldum, R (Rocco) 1 1.0 1 0 0 100.0 1135.0 425.0 1560.0 View list
18 1060136982 Brink, E (Edwill) 1 1.0 1 0 0 100.0 1330.4 425.0 1755.4 View list
19 104005961 Daniel, CV (Christiaan) 1 1.0 1 0 0 100.0 1232.5 425.0 1657.5 View list
20 1070103556 Budge, B (Benjamin) 1 1.0 1 0 0 100.0 1388.7 425.0 1813.7 View list