Chess South Africa
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Chess South Africa
Tsai, R (Ray)
Dob:
2009/10/25 (U16)
Gender:
Male
Chess SA id:
109080845
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/02/24 (82 days ago)
Ratings
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
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 rating
1369.9
Curent Weighted rating
1343.5
Curent Weighted performance
1252.2
Current official/published rating (highest between Raw, WR and WP)
1369.9
Current floor (min rating allowed)
886.6
Current highest rating achieved
1386.6
Current K-factor
36
Games played this month
0
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)
±130.2
Current Raw change used (final)
0.0
Projected new Raw rating
1369.9
Projected new Weighed rating
1345.1
Projected new Weighted performance
1252.2
Projected new official/published rating (highest between new Raw, new WR and new WP)
1369.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1386.6
Projected new floor
886.6
Projected new K-facor
36
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 rating
1296.9
Curent Weighted rating
1305.2
Curent Weighted performance
960.4
Current official/published rating (highest between Raw, WR and WP)
1305.2
Current floor (min rating allowed)
867.4
Current highest rating achieved
1367.4
Current K-factor
36
Games played this month
0
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)
±144.4
Current Raw change used (final)
0.0
Projected new Raw rating
1296.9
Projected new Weighed rating
1303.5
Projected new Weighted performance
960.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1303.5
Projected effective change (new Official - current Official)
-1.7
Projected new highest rating
1367.4
Projected new floor
867.4
Projected new K-facor
36
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 rating
1008.6
Curent Weighted rating
786.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1008.6
Current floor (min rating allowed)
508.6
Current highest rating achieved
1008.6
Current K-factor
40
Games played this month
0
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)
±217.8
Current Raw change used (final)
0.0
Projected new Raw rating
1008.6
Projected new Weighed rating
807.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1008.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1008.6
Projected new floor
508.6
Projected new K-facor
40
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 rating
771.0
Curent Weighted rating
771.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
771.0
Current floor (min rating allowed)
508.6
Current highest rating achieved
771.8
Current K-factor
40
Games played this month
0
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)
±305.5
Current Raw change used (final)
0.0
Projected new Raw rating
771.0
Projected new Weighed rating
771.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
771.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
771.8
Projected new floor
508.6
Projected new K-facor
40
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
Chess Power House 1st Rapid 2024 (A)
2024/02/24
2024/02/24
Johannesburg Metro (GJM)
Rapid
20
0.47
5
5
3.0
1331.0
789.8
Analysis
1
Gear Up Mzansi Rapid 2024 (Intermediate)
2024/02/17
2024/02/17
Johannesburg Metro (GJM)
Rapid
35
0.66
5
5
3.5
1331.0
789.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
35
Chess Power House 1st Rapid 2024 (A)
2024/02/24
2024/02/24
Johannesburg Metro (GJM)
Rapid
20
0.47
5
5
3.0
1331.0
789.8
Analysis
34
Gear Up Mzansi Rapid 2024 (Intermediate)
2024/02/17
2024/02/17
Johannesburg Metro (GJM)
Rapid
35
0.66
5
5
3.5
1331.0
789.8
Analysis
33
Mzansi Bryanston Rapid 2023 (Intermediate)
2023/10/07
2023/10/07
Johannesburg Metro (GJM)
Rapid
25
0.54
5
5
3.0
1320.5
670.6
Analysis
32
Chess Power House 2023 (B)
2023/08/19
2023/08/19
Johannesburg Metro (GJM)
Standard
90
0.94
5
5
2.5
1323.9
1296.9
Analysis
31
JMC 1 St Peters 2023 (B)
2023/03/18
2023/03/18
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
1.0
1370.8
1351.6
Analysis
30
JNW Helpmekaar 2022 (Challengers)
2022/07/09
2022/07/09
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.0
1386.6
1367.4
Analysis
29
2019 South African Junior Team Championships (U12B)
2020/01/04
2020/01/08
4 Knights (4K)
Standard
120
1.00
7
7
5.5
1328.3
1313.8
Analysis
28
JNW Club - Maragon Open 2019 (C)
2019/08/03
2019/08/03
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.5
1353.7
1343.0
Analysis
27
JHB Metro Closed 2019 (U12)
2019/07/27
2019/07/28
Johannesburg Metro (GJM)
Standard
90
0.94
6
6
4.0
1248.8
1250.4
Analysis
26
Boksburg Chess Club Open 2019 (C)
2019/07/13
2019/07/13
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.5
1248.8
1250.4
Analysis
25
GoForChess Junior Chess Championships 2019 (U12)
2019/06/09
2019/06/09
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.5
1167.6
1157.5
Analysis
24
Fonties Challange 2019 (U11)
2019/06/08
2019/06/08
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.5
1167.6
1157.5
Analysis
23
2019 SWVG Arnold Classic (Blitz Open)
2019/05/19
2019/05/19
Tshwane (GTP)
Blitz
5
0.18
10
3
0.0
1205.4
771.8
Analysis
22
JNW Club - Bryanston Open 2 2019 (C)
2019/05/11
2019/05/11
Johannesburg Metro (GJM)
Standard
60
0.83
5
4
1.0
1205.4
1198.5
Analysis
21
JNW Club - Charterhouse Open 2019 (C)
2019/04/13
2019/04/13
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1194.6
1183.7
Analysis
20
JNW Club - Trinityhouse Randpark Ridge Open 2019 (C)
2019/03/09
2019/03/09
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.5
1217.0
1205.3
Analysis
19
JNW Club - Trinityhouse Little Falls Open 2019 (C)
2019/02/23
2019/02/23
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.0
1243.3
1237.7
Analysis
18
2019 Constantia Park Open (C)
2019/02/09
2019/02/09
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1243.3
1237.7
Analysis
17
JNW Club - Bryanston Open 1 2019 (C)
2019/01/26
2019/01/26
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
4.0
1218.8
1208.5
Analysis
16
South African Junior Blitz 2018 (U10)
2018/12/19
2018/12/19
4 Knights (4K)
Blitz
5
0.18
7
7
5.0
1303.9
670.6
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
10
6
1
3
6.5
65.0
127.5
1306.3
1433.8
White
4
3
1
0
3.5
87.5
318.8
1325.2
1643.9
Black
6
3
0
3
3.0
50.0
0.0
1293.7
1293.7
Standard
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
Rapid
All
10
6
1
3
6.5
65.0
127.5
1306.3
1433.8
White
4
3
1
0
3.5
87.5
318.8
1325.2
1643.9
Black
6
3
0
3
3.0
50.0
0.0
1293.7
1293.7
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
180
102
18
60
111.0
61.7
99.2
1134.4
1233.6
White
88
47
6
35
50.0
56.8
58.0
1137.0
1195.0
Black
92
55
12
25
61.0
66.3
138.6
1132.0
1270.6
Standard
All
155
88
17
50
96.5
62.3
104.2
1108.4
1212.6
White
76
41
5
30
43.5
57.2
61.5
1111.9
1173.4
Black
79
47
12
20
53.0
67.1
145.3
1105.0
1250.3
Rapid
All
15
9
1
5
9.5
63.3
113.3
1311.2
1424.5
White
6
3
1
2
3.5
58.3
70.8
1298.9
1369.8
Black
9
6
0
3
6.0
66.7
141.7
1319.3
1461.0
Blitz
All
10
5
0
5
5.0
50.0
0.0
1273.3
1273.3
White
6
3
0
3
3.0
50.0
0.0
1293.3
1293.3
Black
4
2
0
2
2.0
50.0
0.0
1243.2
1243.2
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
209092675
Ramlall, S (Sanjana)
7
1.5
1
1
5
21.4
1112.3
-242.9
869.5
View list
2
111092705
Moonsammy, E (Ethan)
3
3.0
3
0
0
100.0
911.5
425.0
1336.5
View list
3
108073208
Steyn, T (Tjaart)
3
2.0
1
2
0
66.7
1185.7
141.7
1327.4
View list
4
109081098
Naidoo, K (Kirthan)
3
1.0
0
2
1
33.3
1109.8
-141.7
968.1
View list
5
102080948
Van Stryp, O (Ockert)
3
0.5
0
1
2
16.7
1218.3
-283.3
935.0
View list
6
110091706
Levitan, C (Caleb)
3
0.0
0
0
3
0.0
1260.7
-425.0
835.7
View list
7
109059744
Voigt, D (Daniel)
3
0.0
0
0
3
0.0
1008.3
-425.0
583.3
View list
8
107076704
Barnes, J (Jock)
2
2.0
2
0
0
100.0
1263.3
425.0
1688.3
View list
9
109073284
Sandenbergh, RF (Francois)
2
2.0
2
0
0
100.0
672.3
425.0
1097.3
View list
10
110091702
Van Heerden, F (Freddie)
2
2.0
2
0
0
100.0
797.4
425.0
1222.3
View list
11
1090105696
Barradas, K (Keanu)
2
1.5
1
1
0
75.0
1309.8
212.5
1522.3
View list
12
204079859
Fauconier, C (Caley)
2
1.0
1
0
1
50.0
1200.2
0.0
1200.2
View list
13
1090116569
Gemmell, Z (Zac)
2
1.0
1
0
1
50.0
1331.0
0.0
1331.0
View list
14
109086017
Roetz, K (Kyle)
2
1.0
1
0
1
50.0
938.0
0.0
938.0
View list
15
1100151738
Combrink, J (Juan-Louis)
2
0.0
0
0
2
0.0
1327.5
-425.0
902.5
View list
16
108073207
Horn, E (Evan)
2
0.0
0
0
2
0.0
1301.3
-425.0
876.3
View list
17
209076633
Scullard, S (Sienne)
2
0.0
0
0
2
0.0
995.5
-425.0
570.5
View list
18
109080728
Spamers, V (Vinaldo)
2
0.0
0
0
2
0.0
872.9
-425.0
447.9
View list
19
109067361
Baboo, MS (Muhammad)
1
1.0
1
0
0
100.0
1303.9
425.0
1728.9
View list
20
1100103601
Analo, V (Vidal)
1
1.0
1
0
0
100.0
1071.8
425.0
1496.8
View list