Chess South Africa
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Chess South Africa
Groenewald, R (Randuaan)
Dob:
2006/08/06 (U20)
Gender:
Male
Chess SA id:
1060110560
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2020/03/07 (1532 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
1185.8
Curent Weighted rating
1185.8
Curent Weighted performance
497.1
Current official/published rating (highest between Raw, WR and WP)
1185.8
Current floor (min rating allowed)
715.2
Current highest rating achieved
1215.2
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)
±169.2
Current Raw change used (final)
0.0
Projected new Raw rating
1185.8
Projected new Weighed rating
1185.8
Projected new Weighted performance
497.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1185.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1215.2
Projected new floor
715.2
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
1186.8
Curent Weighted rating
1186.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1186.8
Current floor (min rating allowed)
719.2
Current highest rating achieved
1219.2
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)
±169.0
Current Raw change used (final)
0.0
Projected new Raw rating
1186.8
Projected new Weighed rating
1186.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1186.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1219.2
Projected new floor
719.2
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
1146.4
Curent Weighted rating
1146.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1146.4
Current floor (min rating allowed)
678.0
Current highest rating achieved
1178.0
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)
±179.0
Current Raw change used (final)
0.0
Projected new Raw rating
1146.4
Projected new Weighed rating
1146.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1146.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1178.0
Projected new floor
678.0
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)
678.0
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
678.0
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
5
West Coast Schools Prestige 2020 (U15 Boys)
2020/03/07
2020/03/07
West Coast (WCU)
Rapid
30
0.60
5
5
2.0
1188.6
1178.0
Analysis
4
Bo-Weskus Skole Prestige 2020 (O15 Seuns)
2020/02/15
2020/02/15
West Coast (WCU)
Standard
60
0.83
6
6
4.0
1150.1
1135.3
Analysis
3
Western Cape Schools Individuals 2019 (U13 Boys)
2019/05/18
2019/05/19
Eden District (WEG)
Standard
60
0.83
6
6
1.0
1215.2
1219.2
Analysis
2
Weskus Skole Prestige Skaak Kampioenskappe 2019 (O13 Seuns)
2019/03/02
2019/04/06
West Coast (WCU)
Standard
60
0.83
6
6
4.0
1187.3
1200.0
Analysis
1
Bo-Weskus Skole Skaak Prestige 2019 (O13 Seuns)
2019/02/16
2019/02/16
West Coast (WCU)
Rapid
30
0.60
7
7
4.5
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
30
15
1
14
15.5
51.7
14.2
1147.2
1161.3
White
15
8
0
7
8.0
53.3
28.3
1158.3
1186.6
Black
15
7
1
7
7.5
50.0
0.0
1136.0
1136.0
Standard
All
18
9
0
9
9.0
50.0
0.0
1177.3
1177.3
White
8
4
0
4
4.0
50.0
0.0
1153.2
1153.2
Black
10
5
0
5
5.0
50.0
0.0
1196.6
1196.6
Rapid
All
12
6
1
5
6.5
54.2
35.4
1102.0
1137.4
White
7
4
0
3
4.0
57.1
60.7
1164.2
1224.9
Black
5
2
1
2
2.5
50.0
0.0
1014.9
1014.9
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
107078602
Joseph, R (Riaan)
2
2.0
2
0
0
100.0
1193.7
425.0
1618.7
View list
2
1070110182
Maarman, R (Royaldhino)
1
1.0
1
0
0
100.0
1187.3
425.0
1612.3
View list
3
106068753
Louw, L (Lohann)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1070105921
Liebenberg, D (Dewald)
1
1.0
1
0
0
100.0
1215.2
425.0
1640.2
View list
5
1070110597
Claassens, J (John)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1060131892
Beukes, E (Ezwaldo)
1
1.0
1
0
0
100.0
1150.1
425.0
1575.1
View list
7
1060131898
Ngoma, N (Nathan)
1
1.0
1
0
0
100.0
1150.1
425.0
1575.1
View list
8
1060110585
Saal, R (Ro-Marion)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
9
1060110175
Rossouw, W (Werner)
1
1.0
1
0
0
100.0
1187.3
425.0
1612.3
View list
10
1050110471
Smith, A (Ashley)
1
1.0
1
0
0
100.0
1150.1
425.0
1575.1
View list
11
106056209
Van Dyk, R (Rikus)
1
1.0
1
0
0
100.0
1187.3
425.0
1612.3
View list
12
1060110590
Wildschut, L (Leathon)
1
1.0
1
0
0
100.0
1150.1
425.0
1575.1
View list
13
105094690
Williams, V (Vogan)
1
1.0
1
0
0
100.0
1188.6
425.0
1613.6
View list
14
1060112307
Wilson, J (Joshua)
1
1.0
1
0
0
100.0
1188.6
425.0
1613.6
View list
15
107057155
Pretorius, JB (Johnny)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
16
1070099739
Muller, J (Jayden)
1
0.0
0
0
1
0.0
1187.3
-425.0
762.3
View list
17
105065981
Minnaar, E (Ethan)
1
0.0
0
0
1
0.0
1188.6
-425.0
763.6
View list
18
1050110469
Owies, R (Raydn)
1
0.0
0
0
1
0.0
1188.6
-425.0
763.6
View list
19
1060131899
Nkewu, X (Xolile)
1
0.0
0
0
1
0.0
1150.1
-425.0
725.1
View list
20
1060099677
Njokweni, L (Llyabona)
1
0.0
0
0
1
0.0
1187.3
-425.0
762.3
View list