Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Drury, R (Riko)
Dob:
2012/06/08 (U14)
Gender:
Male
Chess SA id:
1120130328
FIDE id:
Region:
Overberg (WOS)
Citizen:
RSA
Title(s):
Last active:
2024/03/16 (68 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
1111.0
Curent Weighted rating
1108.2
Curent Weighted performance
1041.1
Current official/published rating (highest between Raw, WR and WP)
1111.0
Current floor (min rating allowed)
652.1
Current highest rating achieved
1152.1
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)
±188.2
Current Raw change used (final)
0.0
Projected new Raw rating
1111.0
Projected new Weighed rating
1109.2
Projected new Weighted performance
1041.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1111.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1152.1
Projected new floor
652.1
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
1098.4
Curent Weighted rating
1110.6
Curent Weighted performance
985.7
Current official/published rating (highest between Raw, WR and WP)
1110.6
Current floor (min rating allowed)
648.0
Current highest rating achieved
1148.0
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)
±191.6
Current Raw change used (final)
0.0
Projected new Raw rating
1098.4
Projected new Weighed rating
1110.3
Projected new Weighted performance
985.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1110.3
Projected effective change (new Official - current Official)
-0.3
Projected new highest rating
1148.0
Projected new floor
648.0
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
1140.8
Curent Weighted rating
1119.0
Curent Weighted performance
992.4
Current official/published rating (highest between Raw, WR and WP)
1140.8
Current floor (min rating allowed)
660.0
Current highest rating achieved
1160.0
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)
±180.4
Current Raw change used (final)
0.0
Projected new Raw rating
1140.8
Projected new Weighed rating
1121.0
Projected new Weighted performance
992.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1140.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1160.0
Projected new floor
660.0
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)
660.0
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
660.0
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
Overberg Schools - PS Closed 2024 (U13 Boys)
2024/03/16
2024/03/16
Overberg (WOS)
Standard
60
0.83
5
5
1.0
1136.4
1142.4
Analysis
1
Overberg Schools - PS Trials Region 3 2024 (U13 Boys)
2024/03/02
2024/03/02
Overberg (WOS)
Rapid
30
0.60
5
5
2.5
1136.4
1122.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
16
Overberg Schools - PS Closed 2024 (U13 Boys)
2024/03/16
2024/03/16
Overberg (WOS)
Standard
60
0.83
5
5
1.0
1136.4
1142.4
Analysis
15
Overberg Schools - PS Trials Region 3 2024 (U13 Boys)
2024/03/02
2024/03/02
Overberg (WOS)
Rapid
30
0.60
5
5
2.5
1136.4
1122.0
Analysis
14
Overberg Top Schools 2023 (U11)
2023/08/05
2023/08/05
Overberg (WOS)
Standard
60
0.83
5
5
4.0
1063.0
1055.2
Analysis
13
Overberg School Chess Closed Tournament 2023 (U11 Boys)
2023/03/25
2023/03/25
Overberg (WOS)
Standard
60
0.83
5
5
1.0
1061.2
1092.4
Analysis
12
Overberg Primary School Trials (Region 2) 2023 (U11 Boys)
2023/02/24
2023/03/10
Overberg (WOS)
Rapid
20
0.47
6
6
3.5
1061.2
1062.4
Analysis
11
Overberg Schools Open Tournament 2023 (U12)
2023/02/11
2023/02/11
Overberg (WOS)
Rapid
20
0.47
5
5
1.5
1068.2
1074.0
Analysis
10
Kleinmond Open Tournament 2022 (C)
2022/09/10
2022/09/10
Overberg (WOS)
Rapid
30
0.60
5
5
0.5
1112.6
1152.8
Analysis
9
Western Cape Schools 2022 (U11 Boys)
2022/05/28
2022/05/29
Cape Winelands (WCW)
Standard
65
0.85
6
6
2.0
1112.3
1092.8
Analysis
8
OCF Open 2022 (U12)
2022/04/09
2022/04/09
Overberg (WOS)
Rapid
30
0.60
5
5
2.0
1105.6
1160.0
Analysis
7
Overberg Primary Schools Closed 2022 (U11 Boys)
2022/03/12
2022/03/12
Overberg (WOS)
Standard
60
0.83
5
5
3.0
1054.8
1031.2
Analysis
6
Overberg Schools Trials 2021 (U9)
2021/09/18
2021/09/18
Overberg (WOS)
Rapid
30
0.60
5
5
1.5
1055.5
1200.0
Analysis
5
OCF Club Champs 2021 (Juniors)
2021/06/05
2021/08/14
Overberg (WOS)
Standard
60
0.83
10
8
2.0
1094.3
1071.6
Analysis
4
Kleinmond Open 2021 (U10+U12)
2021/04/17
2021/04/17
Overberg (WOS)
Standard
60
0.83
5
4
0.0
1152.1
1148.0
Analysis
3
Overberg Closed 2020 (U9 Boys)
2020/03/15
2020/03/15
Overberg (WOS)
Standard
60
0.83
5
5
3.0
1130.9
1116.8
Analysis
2
OCF Chess Tournament 3 2020 (U10)
2020/03/07
2020/03/07
Overberg (WOS)
Standard
60
0.83
5
5
2.0
1130.9
1116.8
Analysis
1
OCF Chess Tournament 2 2020 (U10)
2020/02/01
2020/02/01
Overberg (WOS)
Standard
60
0.83
5
5
0.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
10
3
1
6
3.5
35.0
-127.5
1208.6
1081.1
White
5
2
0
3
2.0
40.0
-85.0
1181.1
1096.1
Black
5
1
1
3
1.5
30.0
-170.0
1236.1
1066.1
Standard
All
5
1
0
4
1.0
20.0
-255.0
1223.5
968.5
White
3
1
0
2
1.0
33.3
-141.7
1206.5
1064.8
Black
2
0
0
2
0.0
0.0
-425.0
1249.0
824.0
Rapid
All
5
2
1
2
2.5
50.0
0.0
1193.7
1193.7
White
2
1
0
1
1.0
50.0
0.0
1143.0
1143.0
Black
3
1
1
1
1.5
50.0
0.0
1227.6
1227.6
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
84
26
8
50
30.0
35.7
-121.4
1200.8
1079.4
White
43
13
4
26
15.0
34.9
-128.5
1195.4
1066.9
Black
41
13
4
24
15.0
36.6
-114.0
1206.5
1092.5
Standard
All
53
17
3
33
18.5
34.9
-128.3
1203.3
1075.0
White
27
7
1
19
7.5
27.8
-188.9
1203.1
1014.2
Black
26
10
2
14
11.0
42.3
-65.4
1203.5
1138.1
Rapid
All
31
9
5
17
11.5
37.1
-109.7
1196.5
1086.8
White
16
6
3
7
7.5
46.9
-26.6
1182.3
1155.7
Black
15
3
2
10
4.0
26.7
-198.3
1211.6
1013.3
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
1120113687
Prinsloo, L (Lyle)
4
0.0
0
0
4
0.0
1104.0
-425.0
679.0
View list
2
1120138429
Van Der Merwe, D (Dante)
3
0.5
0
1
2
16.7
1086.3
-283.3
802.9
View list
3
1110099915
Stuart, G (Gabriel)
3
0.0
0
0
3
0.0
1090.9
-425.0
665.9
View list
4
1110133353
Swart, E (Eon)
2
2.0
2
0
0
100.0
1092.8
425.0
1517.8
View list
5
2060134636
Lebitsa, P (Phuleng)
2
1.0
1
0
1
50.0
1094.3
0.0
1094.3
View list
6
108068744
Mfundisi, M (Mlibo)
2
1.0
1
0
1
50.0
1094.3
0.0
1094.3
View list
7
1120145242
Prinsloo, J (Jaco)
2
1.0
1
0
1
50.0
1098.8
0.0
1098.8
View list
8
1130133351
Henning, N (Nicolas)
2
0.5
0
1
1
25.0
1093.2
-212.5
880.7
View list
9
1110111298
Spires, E (Elijah)
2
0.5
0
1
1
25.0
1118.3
-212.5
905.8
View list
10
1110150080
Craib, J (Joel)
2
0.0
0
0
2
0.0
1064.7
-425.0
639.7
View list
11
2100106826
Hendricks, L (Lakeisha)
2
0.0
0
0
2
0.0
1132.3
-425.0
707.3
View list
12
2080130182
Johnson, G (Gabriella)
2
0.0
0
0
2
0.0
1094.3
-425.0
669.3
View list
13
2110130329
Pieper, Q (Qiella)
2
0.0
0
0
2
0.0
1165.5
-425.0
740.5
View list
14
2110130330
Robertshaw, R (Ripley)
2
0.0
0
0
2
0.0
1165.5
-425.0
740.5
View list
15
1110106824
Scholtz, F (Francois)
2
0.0
0
0
2
0.0
1115.3
-425.0
690.3
View list
16
1120139178
Frieslaar, J (Junior)
1
1.0
1
0
0
100.0
1112.3
425.0
1537.3
View list
17
1110138421
Fisher, H (Heinz)
1
1.0
1
0
0
100.0
1054.8
425.0
1479.8
View list
18
1120138422
Groenewald, L (Lian)
1
1.0
1
0
0
100.0
1054.8
425.0
1479.8
View list
19
2120133357
Buhr, G (Gretchen)
1
1.0
1
0
0
100.0
1055.5
425.0
1480.5
View list
20
1120190771
Booysen, J (Joshua)
1
1.0
1
0
0
100.0
1136.4
425.0
1561.4
View list