Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Preston, R (Rico)
Dob:
2008/05/05 (U18)
Gender:
Male
Chess SA id:
108066133
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2020/01/11 (1583 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
1074.1
Curent Weighted rating
1074.1
Curent Weighted performance
477.3
Current official/published rating (highest between Raw, WR and WP)
1074.1
Current floor (min rating allowed)
622.3
Current highest rating achieved
1122.3
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)
±198.4
Current Raw change used (final)
0.0
Projected new Raw rating
1074.1
Projected new Weighed rating
1074.1
Projected new Weighted performance
477.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1074.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1122.3
Projected new floor
622.3
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
1058.9
Curent Weighted rating
1058.9
Curent Weighted performance
470.4
Current official/published rating (highest between Raw, WR and WP)
1058.9
Current floor (min rating allowed)
624.4
Current highest rating achieved
1124.4
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)
±202.7
Current Raw change used (final)
0.0
Projected new Raw rating
1058.9
Projected new Weighed rating
1058.9
Projected new Weighted performance
470.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1058.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1124.4
Projected new floor
624.4
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
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
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)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
700.0
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
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
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)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
9
2019 South African Top Schools Team Championships (U11 Open)
2020/01/10
2020/01/11
4 Knights (4K)
Standard
90
0.94
5
5
1.0
1115.6
1124.4
Analysis
8
2019 South African Junior Team Championships (U12C)
2020/01/04
2020/01/08
4 Knights (4K)
Standard
120
1.00
7
7
2.5
1115.6
1124.4
Analysis
7
2019 Gauteng School League Finals (U11 Open)
2019/08/23
2019/08/23
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1074.4
1076.0
Analysis
6
2019 Gauteng Primary Schools Individual Chess Championships (U11 Boys)
2019/05/25
2019/05/25
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
923.7
871.6
Analysis
5
Ekurhuleni North School District Finals 2019 (U11 Boys)
2019/05/11
2019/05/11
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
923.7
871.6
Analysis
4
Ekurhuleni Open 2018 (C)
2018/08/18
2018/08/18
Ekurhuleni (GE)
Standard
60
0.83
5
5
0.0
1015.7
977.6
Analysis
3
Witfield Open 2018 (C)
2018/07/21
2018/07/21
Ekurhuleni (GE)
Standard
60
0.83
5
5
0.0
1122.3
1102.8
Analysis
2
Ekurhuleni North Schools Individuals 2018 (U11 Boys)
2018/05/12
2018/05/12
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.5
1200.0
1200.0
Analysis
1
Dalpark Open 2018 (C)
2018/05/04
2018/05/05
Ekurhuleni (GE)
Standard
60
0.83
6
6
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
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
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
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
48
18
2
28
19.0
39.6
-88.5
1090.8
1002.3
White
24
9
1
14
9.5
39.6
-88.5
1143.2
1054.7
Black
24
9
1
14
9.5
39.6
-88.5
1038.5
949.9
Standard
All
48
18
2
28
19.0
39.6
-88.5
1090.8
1002.3
White
24
9
1
14
9.5
39.6
-88.5
1143.2
1054.7
Black
24
9
1
14
9.5
39.6
-88.5
1038.5
949.9
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
206088651
Bothma, L (Liandri)
2
1.0
1
0
1
50.0
1107.8
0.0
1107.8
View list
2
108092345
Dreyer, NJ (Nicolaas)
2
0.5
0
1
1
25.0
1019.6
-212.5
807.1
View list
3
106066124
Boshoff, H (Hendre)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
108068129
Bodasing, D (Dhaman)
1
1.0
1
0
0
100.0
1115.6
425.0
1540.6
View list
5
1070097358
Bell, S (Shaune)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1080101241
Colan, PS (Paran Shanthan)
1
1.0
1
0
0
100.0
923.7
425.0
1348.7
View list
7
108092826
Ahrens, C (Conrad)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
1090101502
De Graaff, R (Ruben)
1
1.0
1
0
0
100.0
923.7
425.0
1348.7
View list
9
1090105302
Ludick, L (Liam)
1
1.0
1
0
0
100.0
923.7
425.0
1348.7
View list
10
1100130018
Maleko, E (Esethu Vusumuzi)
1
1.0
1
0
0
100.0
1115.6
425.0
1540.6
View list
11
1000101223
Mdabuli, A (Asemahle)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
12
1100098192
Nash, O (Owen)
1
1.0
1
0
0
100.0
1074.4
425.0
1499.4
View list
13
1080113125
Ndlovu, R (Ronald)
1
1.0
1
0
0
100.0
923.7
425.0
1348.7
View list
14
108088035
Roets, L (Liam)
1
1.0
1
0
0
100.0
1074.4
425.0
1499.4
View list
15
1080118150
Sibeko, F (Fanyana)
1
1.0
1
0
0
100.0
1074.4
425.0
1499.4
View list
16
108079024
Van Wyk, J (Jonathan)
1
1.0
1
0
0
100.0
923.7
425.0
1348.7
View list
17
1080098203
Verkerk, R (Robert)
1
1.0
1
0
0
100.0
923.7
425.0
1348.7
View list
18
1080142997
Vilakazi, T (Thamsanqa)
1
1.0
1
0
0
100.0
923.7
425.0
1348.7
View list
19
109086097
Williams, H (Handre)
1
1.0
1
0
0
100.0
1115.6
425.0
1540.6
View list
20
1080101224
Nunes, D (Duarte)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list