Chess South Africa
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Chess South Africa
Van Coller, K (Kean)
Dob:
2007/04/02 (U18)
Gender:
Male
Chess SA id:
107082124
FIDE id:
Region:
Cape Winelands (WCW)
Citizen:
RSA
Title(s):
Last active:
2022/03/13 (797 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
1175.1
Curent Weighted rating
1175.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1175.1
Current floor (min rating allowed)
697.0
Current highest rating achieved
1197.0
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)
±171.8
Current Raw change used (final)
0.0
Projected new Raw rating
1175.1
Projected new Weighed rating
1175.1
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1175.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1197.0
Projected new floor
697.0
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
1109.6
Curent Weighted rating
1109.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1109.6
Current floor (min rating allowed)
699.6
Current highest rating achieved
1199.6
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)
±188.6
Current Raw change used (final)
0.0
Projected new Raw rating
1109.6
Projected new Weighed rating
1109.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1109.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1199.6
Projected new floor
699.6
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
1230.8
Curent Weighted rating
1230.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1230.8
Current floor (min rating allowed)
730.8
Current highest rating achieved
1230.8
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)
±158.7
Current Raw change used (final)
0.0
Projected new Raw rating
1230.8
Projected new Weighed rating
1230.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1230.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1230.8
Projected new floor
730.8
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)
730.8
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
730.8
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
2022 East Dist Individuals (U15)
2022/03/13
2022/03/13
Cape Town (WCT)
Rapid
45
0.74
6
6
4.0
1123.9
1200.0
Analysis
4
Western Cape Closed 2020 (Prestige)
2021/03/27
2021/03/28
Cape Town (WCT)
Standard
65
0.85
6
6
1.5
1197.0
1199.6
Analysis
3
2020 East District Individuals (U13)
2020/01/31
2020/02/01
Cape Town (WCT)
Standard
60
0.83
6
0
0.0
1197.0
1199.6
Analysis
2
2019 Metro-East District Schools Trials (U13)
2019/02/01
2019/02/02
Cape Town (WCT)
Standard
60
0.83
6
6
4.0
1167.1
1160.4
Analysis
1
District East Schools Chess Open Trials 2018 (U11)
2018/02/02
2018/02/03
Cape Town (WCT)
Standard
60
0.83
6
6
3.0
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
24
11
3
10
12.5
52.1
17.7
1112.9
1130.6
White
12
5
2
5
6.0
50.0
0.0
1149.5
1149.5
Black
12
6
1
5
6.5
54.2
35.4
1076.3
1111.7
Standard
All
18
7
3
8
8.5
47.2
-23.6
1074.5
1050.9
White
9
3
2
4
4.0
44.4
-47.2
1116.2
1069.0
Black
9
4
1
4
4.5
50.0
0.0
1032.9
1032.9
Rapid
All
6
4
0
2
4.0
66.7
141.7
1227.9
1369.6
White
3
2
0
1
2.0
66.7
141.7
1249.4
1391.0
Black
3
2
0
1
2.0
66.7
141.7
1206.5
1348.1
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
107072118
Sterley, B (Boaz)
2
1.5
1
1
0
75.0
1162.0
212.5
1374.5
View list
2
1070108797
Bolo, S (Siyolise)
1
1.0
1
0
0
100.0
1167.1
425.0
1592.1
View list
3
1080138881
Mululu, G (George)
1
1.0
1
0
0
100.0
1123.9
425.0
1548.9
View list
4
1060108812
Van Der Merwe, E (Ewald)
1
1.0
1
0
0
100.0
1167.1
425.0
1592.1
View list
5
2080138896
Vakele, C (Chuma)
1
1.0
1
0
0
100.0
1123.9
425.0
1548.9
View list
6
1070138894
Titus, G (Graylin)
1
1.0
1
0
0
100.0
1123.9
425.0
1548.9
View list
7
1070108822
Rhode, M (Matthew)
1
1.0
1
0
0
100.0
1167.1
425.0
1592.1
View list
8
2070108829
Madyolo, I (Ibongwe)
1
1.0
1
0
0
100.0
1167.1
425.0
1592.1
View list
9
1080096492
Lourens, J (Joshua)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
10
2070096479
Jordan, L (Leigh)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
11
108076765
Gous, P (Phillip)
1
1.0
1
0
0
100.0
1197.0
425.0
1622.0
View list
12
205073351
Brand, R (Robin)
1
0.5
0
1
0
50.0
1197.0
0.0
1197.0
View list
13
208086738
Gardener, D (Dominique)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
14
1080096505
Nikhil, N (Naidoo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
15
108092087
Mthi, Y (Yamkela)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
16
1070097558
Maruma, K (Katlego)
1
0.0
0
0
1
0.0
1123.9
-425.0
698.9
View list
17
1070133972
Barham-Smith, J (Joshua)
1
0.0
0
0
1
0.0
1197.0
-425.0
772.0
View list
18
187000297
Adriaan, RD (Rynauw)
1
0.0
0
0
1
0.0
1197.0
-425.0
772.0
View list
19
108093560
Harvett, Z (Zack)
1
0.0
0
0
1
0.0
1123.9
-425.0
698.9
View list
20
1060108805
Fourie, R (Reivin)
1
0.0
0
0
1
0.0
1167.1
-425.0
742.1
View list