Surname or Chess SA id..
Chess SA Region AOC

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Ryan Donald

105053196
Johannesburg Metro (GJM)
Personal
Main rating
Rating 1406.6
K-factor 32
Floor 906.6
Highest 1467.9 (2018-01-01)
Min/Max +/- allowed 113
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1042.2
Final +/- 0
New Rating
()
Rating 1406.6
K-factor 32
Floor 906.6
Highest 1467.9 (2018-01-01)
Min/Max +/- allowed 113.2
Standard rating
Rating 1401.5
K-factor 32
Floor 901.5
Highest 1467.9 (2018-01-01)
Min/Max +/- allowed 113.2
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 951.5
Final +/- 0
New Rating
()
Rating 1401.5
K-factor 32
Floor 901.5
Highest 1467.9 (2018-01-01)
Min/Max +/- allowed 113.2
Rapid rating
Rating 963.6
K-factor 40
Floor 500
Highest 1200 (2020-01-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 963.6
K-factor 40
Floor 500
Highest 1200 (2020-01-01)
Min/Max +/- allowed 165.8
Blitz rating
Rating 1049.6
K-factor 40
Floor 549.6
Highest 1221.9 (2024-07-01)
Min/Max +/- allowed 160.7
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1049.6
K-factor 40
Floor 549.6
Highest 1221.9 (2024-07-01)
Min/Max +/- allowed 160.7
Rating Graph
Tournaments
No tournaments found.
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Helpmekaar Kollege Blitz Chess Invitational 2024 (A) Blitz 2024-07-27 2024-07-27 Johannesburg Metro (GJM) 9 1397.1 9 6 1492.5 0 Details
2 Grey College Team Championship 2024 (A) Standard 2024-02-23 2024-02-24 Mangaung (FMB) 5 1388.7 5 2.5 1430.6 0 Details
3 Grey College Team Championship 2023 (A) Standard 2023-02-03 2023-02-04 Mangaung (FMB) 5 1365.1 5 3.5 1506.8 0 Details
4 Grey College Team Championship 2022 (B) Standard 2022-02-18 2022-02-19 Mangaung (FMB) 5 1330.4 5 4 1519.8 0 Details
5 JNW Club - Junior A High School 2020 Rapid 2020-03-07 2020-03-07 Johannesburg Metro (GJM) 5 1331.3 5 2 1316 0 Details
6 JNW Club - Trinityhouse Randpark Ridge Open 2020 (B) Standard 2020-02-22 2020-02-22 Johannesburg Metro (GJM) 5 1250.9 5 2.5 1411.2 0 Details
7 JNW Club - Bryanston Open1 2020 (B) Standard 2020-02-01 2020-02-01 Johannesburg Metro (GJM) 5 1250.9 5 3 1460 0 Details
8 2019 South African Junior Team Championships (U16B) Classical 2020-01-04 2020-01-08 4 Knights (4K) 7 1232.5 7 3.5 1299 0 Details
9 JHB Metro Closed 2019 (U16) Standard 2019-07-27 2019-07-28 Johannesburg Metro (GJM) 6 1208.5 6 3.5 1308.8 0 Details
10 JNW Club - Hoerskool Linden 2019 (B) Standard 2019-06-15 2019-06-15 Johannesburg Metro (GJM) 5 1244.4 4 0.5 989.6 0 Details
11 JNW Club - Bryanston Open 2 2019 (B) Standard 2019-05-11 2019-05-11 Johannesburg Metro (GJM) 5 1219.2 4 2 1316.3 0 Details
12 JNW Club - Trinityhouse Randpark Ridge Open 2019 (B) Standard 2019-03-09 2019-03-09 Johannesburg Metro (GJM) 5 1188 5 3 1338.7 0 Details
13 2018 Tshwane Inter Region (U14D) Standard 2018-12-01 2018-12-01 Cape Town (WCT) 5 1135 5 5 1352.9 0 Details
14 South African Junior Team Championships 2018 (U14A) Classical 2018-12-16 2018-12-20 4 Knights (4K) 7 1135 7 3.5 1156.1 0 Details
15 JHB Metro Junior Closed 2018 (U14) Standard 2018-07-28 2018-07-29 Johannesburg Metro (GJM) 6 1072.3 6 4.5 1250.3 0 Details
16 2018 Swartkop Open (C) Standard 2018-06-23 2018-06-23 Tshwane (GTP) 5 1034.1 5 3 1089.9 0 Details
17 2018 Gauteng Secondary Schools Individual Chess Championships (U13 Boys) Standard 2018-05-25 2018-05-25 Tshwane (GTP) 5 992.9 5 3 1066.2 0 Details
18 JNW Club - Bryanston Open 2 2018 (B) Standard 2018-05-05 2018-05-05 Johannesburg Metro (GJM) 5 992.9 4 0 725.3 0 Details
19 D10 Schools Individuals 2018 (U13 Boys) Standard 2018-05-18 2018-05-18 Johannesburg Metro (GJM) 5 992.9 5 4 1360.5 0 Details
20 JNW Club - Linden Open 2018 (B) Standard 2018-04-14 2018-04-14 Johannesburg Metro (GJM) 5 983.9 5 1.5 1024.7 0 Details
21 JNW Club - Trinityhouse Randpark Ridge Open 2018 (B) Standard 2018-03-24 2018-03-24 Johannesburg Metro (GJM) 5 1084.5 4 0 542.4 0 Details
22 JNW Club - Northriding College Open 2018 (A) Standard 2018-03-09 2018-03-10 Johannesburg Metro (GJM) 6 1084.5 6 1 1063 0 Details
23 JNW Club - Trinityhouse Little Falls Open 2018 (B) Standard 2018-02-16 2018-02-17 Johannesburg Metro (GJM) 6 1105.6 4 1.5 938.2 0 Details
24 South African Junior Team Championships 2017 (U14B) Classical 2018-01-04 2018-01-08 4 Knights (4K) 7 928 7 6.5 1464.4 0 Details
25 2017 Gauteng Schools Team Finals (U13 Mixed) Standard 2017-09-09 2017-09-09 Tshwane (GTP) 5 804 0 0 0 0 Details
26 Jnw Club - Maragon Open 2017 (C) Standard 2017-06-02 2017-06-03 Johannesburg Metro (GJM) 6 795 6 3.5 815 0 Details
27 Jnw Club - Unika Scholar Tournament 2017 (Open) Standard 2017-06-10 2017-06-10 Johannesburg Metro (GJM) 5 861 3 1 500 0 Details
28 Jnw Club - Bryanston2 Open 2017 (C) Standard 2017-05-05 2017-05-06 Johannesburg Metro (GJM) 6 889 4 2 753 0 Details
29 Jnw Club - Trinityhouse Randpark Open 2017 (C) Standard 2017-03-24 2017-03-25 Johannesburg Metro (GJM) 6 831 6 5 1035 0 Details
30 2017 Wynie Robbertse Chess Tournament (C) Standard 2017-02-25 2017-02-25 Tshwane (GTP) 5 934 4 1.5 799 0 Details
31 Jnw Chess - Trinityhouse Little Falls Open 2017 (C) Standard 2017-02-17 2017-02-18 Johannesburg Metro (GJM) 6 934 6 3 715 0 Details
32 Jnw Chess - Bryanston Open-1 2017 (C) Standard 2017-01-27 2017-01-28 Johannesburg Metro (GJM) 6 965 6 3.5 856 0 Details
33 South African Junior Wildcard Championships 2016 (U12 Boys) Classical 2016-12-20 2016-12-23 Tshwane (GTP) 7 928 0 0 0 0 Details
34 South African Junior Team Championships 2016 (U12 A) Classical 2016-12-16 2016-12-19 Tshwane (GTP) 7 928 7 3.5 1022 0 Details
35 2016 Gauteng Top Schools Team Championship (U13 Open) Standard 2016-09-22 2016-09-22 Tshwane (GTP) 5 898 5 4.5 1126 0 Details
36 Johannesburg Metro Junior Closed 2016 (U12) Standard 2016-08-05 2016-08-07 Johannesburg Metro (GJM) 6 872 6 4.5 979 0 Details
37 Jnw Chess - Margon Open 2016 (C) Standard 2016-07-29 2016-07-30 Johannesburg Metro (GJM) 6 928 2 0 491 0 Details
38 Swartkop Open 2016 (C) Standard 2016-06-25 2016-06-25 Tshwane (GTP) 5 859 5 4 1134 0 Details
39 2016 Arnold Classic (C) Standard 2016-05-28 2016-05-28 Tshwane (GTP) 5 885 5 4 998 0 Details
40 Wynie Robbertse 2016 (C) Standard 2016-05-14 2016-05-14 Tshwane (GTP) 5 885 5 3.5 783 0 Details
41 Jnw Chess - Bryanston Open 2016 (C) Standard 2016-05-06 2016-05-07 Johannesburg Metro (GJM) 6 885 5 2.5 730 0 Details
42 Jnw Chess - Linden Open 2016 (C) Standard 2016-04-15 2016-04-16 Johannesburg Metro (GJM) 6 827 6 4.5 1009 0 Details
43 Jnw Chess - Franklin D Roosevelt Open 2016 (C) Standard 2016-03-11 2016-03-12 Johannesburg Metro (GJM) 6 846 6 3 775 0 Details
44 Trinityhouse Little Falls 2016 (C Section) Standard 2016-02-19 2016-02-20 Johannesburg Metro (GJM) 6 805 6 4 921 0 Details
45 South African Junior Team Championships 2015 (12B) Classical 2016-01-04 2016-01-07 Western Province (WP) 7 776 7 2.5 871 0 Details
46 Jmc Accountancy Uj Open 2015 (D Section) Standard 2015-09-04 2015-09-05 Johannesburg Metro (GJM) 6 736 6 3 587 0 Details
47 2015 Gauteng Provincial Primary Schools Chess Cham (U11 Mix Merit) Standard 2015-08-28 2015-08-28 Tshwane (GTP) 5 736 5 4 933 0 Details
48 Jnw Chess Maragon Open 2015 (C Section) Standard 2015-07-31 2015-08-01 Johannesburg Metro (GJM) 6 757 6 2 685 0 Details
49 Swartkop Open 2015 (C) Standard 2015-06-27 2015-06-27 Tshwane (GTP) 5 745 5 2 796 0 Details
50 Johannesburg Metro Chess Open 1 Midrand (C Section) Standard 2015-05-23 2015-05-23 Johannesburg Metro (GJM) 5 743 5 2 811 0 Details
Game statistics ( )
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics ()
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics (History)
Games 128
Wins 58
Draws 23
Losses 47
White 62
Black 66
White wins 30
Black wins 28
Score 69.5
Percent 54.3
Dp 36.5
AOR 1213.8
Performance 1250.3
Rankings (Main)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Standard)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Rapid)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Blitz)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance (12 months)
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance (History)
Games 128
Score 69.5
Percent 54.3
Aor 1213.8
Dp 36.5
Prat 1250.3
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Van Deventer, WG (Wilrich Gerdus) 7 2 5 JNW Club - Trinityhouse Little Falls Open 2018 (B) JNW Club - Junior A High School 2020 Details
Overall 2 Steyn, T (Tjaart) 3 0 3 JNW Club - Bryanston Open1 2020 (B) Helpmekaar Kollege Blitz Chess Invitational 2024 (A) Details
Overall 3 Allison, LM (Liam Mark) 3 2 1 JHB Metro Junior Closed 2018 (U14) JNW Club - Junior A High School 2020 Details
Overall 4 Wang, I (Ikai) 2 0 2 South African Junior Team Championships 2018 (U14A) Grey College Team Championship 2022 (B) Details
Overall 5 Smith, R (Reuben) 2 1 1 JNW Club - Trinityhouse Randpark Ridge Open 2019 (B) JHB Metro Closed 2019 (U16) Details
Standard 1 Van Deventer, WG (Wilrich Gerdus) 6 2 4 JNW Club - Trinityhouse Little Falls Open 2018 (B) JNW Club - Hoerskool Linden 2019 (B) Details
Standard 2 Woest, M (Megan) 2 0 2 JNW Club - Hoerskool Linden 2019 (B) JNW Club - Trinityhouse Randpark Ridge Open 2020 (B) Details
Standard 3 Van Der Westhuizen, J (Javier) 2 1 1 JNW Club - Trinityhouse Randpark Ridge Open 2019 (B) JNW Club - Hoerskool Linden 2019 (B) Details
Standard 4 Smith, R (Reuben) 2 1 1 JNW Club - Trinityhouse Randpark Ridge Open 2019 (B) JHB Metro Closed 2019 (U16) Details
Standard 5 Allison, LM (Liam Mark) 2 1 1 JHB Metro Junior Closed 2018 (U14) JNW Club - Trinityhouse Randpark Ridge Open 2020 (B) Details