Chess South Africa
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Chess South Africa
Manikwa, R (Ryan)
Dob:
2005/01/12 (U20)
Gender:
Male
Chess SA id:
105087705
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2020/02/01 (1569 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
1309.2
Curent Weighted rating
1304.0
Curent Weighted performance
510.5
Current official/published rating (highest between Raw, WR and WP)
1309.2
Current floor (min rating allowed)
809.2
Current highest rating achieved
1309.2
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)
±141.9
Current Raw change used (final)
0.0
Projected new Raw rating
1309.2
Projected new Weighed rating
1304.5
Projected new Weighted performance
510.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1309.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1309.2
Projected new floor
809.2
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
1399.5
Curent Weighted rating
1342.7
Curent Weighted performance
509.8
Current official/published rating (highest between Raw, WR and WP)
1399.5
Current floor (min rating allowed)
899.5
Current highest rating achieved
1399.5
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)
±124.8
Current Raw change used (final)
0.0
Projected new Raw rating
1399.5
Projected new Weighed rating
1348.4
Projected new Weighted performance
509.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1399.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1399.5
Projected new floor
899.5
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
646.4
Curent Weighted rating
646.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
646.4
Current floor (min rating allowed)
500.0
Current highest rating achieved
646.4
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)
±364.9
Current Raw change used (final)
0.0
Projected new Raw rating
646.4
Projected new Weighed rating
646.4
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
646.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
646.4
Projected new floor
500.0
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
646.4
Curent Weighted rating
646.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
646.4
Current floor (min rating allowed)
500.0
Current highest rating achieved
646.4
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)
±364.9
Current Raw change used (final)
0.0
Projected new Raw rating
646.4
Projected new Weighed rating
646.4
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
646.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
646.4
Projected new floor
500.0
Projected new K-facor
40
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
14
Grey College Team Championship 2020 (B)
2020/01/31
2020/02/01
Mangaung (FMB)
Standard
60
0.83
5
5
5.0
1253.2
1253.6
Analysis
13
2019 D3 Team League (U15)
2019/07/20
2019/07/20
Tshwane (GTP)
Standard
60
0.83
3
2
2.0
1240.4
1236.0
Analysis
12
2019 Gauteng Secondary Schools Individual Chess Championships (U15 Boys)
2019/05/25
2019/05/25
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1236.5
1230.2
Analysis
11
2019 Chris Greyling (B)
2019/04/27
2019/04/27
Tshwane (GTP)
Standard
60
0.83
5
4
0.0
1272.7
1273.8
Analysis
10
2019 D3 Individuals (U15 Boys)
2019/04/13
2019/04/13
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1272.7
1273.8
Analysis
9
2018 Wild Card Chess Championships (U14 Open)
2018/12/21
2018/12/24
4 Knights (4K)
Standard
120
1.00
7
7
4.0
1246.1
1243.2
Analysis
8
South African Junior Team Championships 2018 (U14B)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
4.0
1246.1
1243.2
Analysis
7
2018 Etienne Lewis Trials (U14 Boys)
2018/08/31
2018/09/02
Tshwane (GTP)
Standard
120
1.00
7
7
5.0
1197.5
1196.4
Analysis
6
2018 Alekhine Open (B)
2018/08/09
2018/08/11
Tshwane (GTP)
Standard
90
0.94
6
6
2.0
1252.3
1255.8
Analysis
5
2018 Gauteng Secondary Schools Individual Chess Championships (U13 Boys)
2018/05/25
2018/05/25
Tshwane (GTP)
Standard
60
0.83
5
4
3.0
1115.0
1159.6
Analysis
4
2018 D3 Tshwane North Individual Chess Championships (U13 Boys)
2018/03/24
2018/03/24
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1020.7
1052.4
Analysis
3
Grey College Inter Team Chess Tournament 2018 (B)
2018/02/23
2018/02/24
Mangaung (FMB)
Standard
60
0.83
5
5
5.0
936.0
955.2
Analysis
2
2018 Tshwane Registration Open Chess Tournament (D)
2018/01/27
2018/01/27
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
646.4
646.4
Analysis
1
South African Junior Team Championships 2017 (U14E)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
7
7.0
646.4
646.4
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
74
53
1
20
53.5
72.3
189.5
1074.3
1263.8
White
37
29
1
7
29.5
79.7
252.7
1070.5
1323.2
Black
37
24
0
13
24.0
64.9
126.4
1078.1
1204.4
Standard
All
74
53
1
20
53.5
72.3
189.5
1074.3
1263.8
White
37
29
1
7
29.5
79.7
252.7
1070.5
1323.2
Black
37
24
0
13
24.0
64.9
126.4
1078.1
1204.4
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
106076005
Nguyen, MT (Minh)
2
0.0
0
0
2
0.0
1224.9
-425.0
799.9
View list
2
109069449
Boheim, E (Eugene)
1
1.0
1
0
0
100.0
1252.3
425.0
1677.3
View list
3
103069954
Diedericks, M (Mathiam)
1
1.0
1
0
0
100.0
1253.2
425.0
1678.2
View list
4
106050532
Delport, B (Ben)
1
1.0
1
0
0
100.0
1197.5
425.0
1622.5
View list
5
106066235
Fillis, J (Jordan)
1
1.0
1
0
0
100.0
1246.1
425.0
1671.1
View list
6
106092692
Hausberger, J (Justin)
1
1.0
1
0
0
100.0
1246.1
425.0
1671.1
View list
7
105054138
Greyling, D (Daniel)
1
1.0
1
0
0
100.0
646.4
425.0
1071.4
View list
8
105077393
De Villiers, OT (Ockert)
1
1.0
1
0
0
100.0
1246.1
425.0
1671.1
View list
9
1050099980
De Beer, E (Emmanuel)
1
1.0
1
0
0
100.0
1020.7
425.0
1445.7
View list
10
105048414
Crous, H (Hanko)
1
1.0
1
0
0
100.0
1272.7
425.0
1697.7
View list
11
106044567
Buitendag, TS (Tristan)
1
1.0
1
0
0
100.0
1197.5
425.0
1622.5
View list
12
204003853
Buitendag, N (Nanique)
1
1.0
1
0
0
100.0
1253.2
425.0
1678.2
View list
13
2010098785
Bowles, C (Chane)
1
1.0
1
0
0
100.0
936.0
425.0
1361.0
View list
14
104002806
Bosman, JP (Jacobus)
1
1.0
1
0
0
100.0
936.0
425.0
1361.0
View list
15
105065548
Hendricks, UO (Uziel)
1
1.0
1
0
0
100.0
646.4
425.0
1071.4
View list
16
1050099960
Hole, W (Wade)
1
1.0
1
0
0
100.0
1020.7
425.0
1445.7
View list
17
106050535
Huyssen, ER (Evan)
1
1.0
1
0
0
100.0
1197.5
425.0
1622.5
View list
18
106080010
Jansen Van Rensburg, NE (Nicolas Emile)
1
1.0
1
0
0
100.0
1197.5
425.0
1622.5
View list
19
1040112700
Jansen Van Rensburg, W (Werner)
1
1.0
1
0
0
100.0
1272.7
425.0
1697.7
View list
20
1060099956
Kola, S (Sandile)
1
1.0
1
0
0
100.0
1020.7
425.0
1445.7
View list