Chess South Africa
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Chess South Africa
Osborne, W (Wentworth)
Dob:
2009/06/06 (U16)
Gender:
Male
Chess SA id:
1090104403
FIDE id:
Region:
Namakwa (NCN)
Citizen:
RSA
Title(s):
Last active:
2020/03/14 (1525 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
1161.5
Curent Weighted rating
1161.5
Curent Weighted performance
465.8
Current official/published rating (highest between Raw, WR and WP)
1161.5
Current floor (min rating allowed)
685.4
Current highest rating achieved
1185.4
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)
±175.2
Current Raw change used (final)
0.0
Projected new Raw rating
1161.5
Projected new Weighed rating
1161.5
Projected new Weighted performance
465.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1161.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1185.4
Projected new floor
685.4
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
1158.0
Curent Weighted rating
1158.0
Curent Weighted performance
464.6
Current official/published rating (highest between Raw, WR and WP)
1158.0
Current floor (min rating allowed)
686.4
Current highest rating achieved
1186.4
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)
±176.0
Current Raw change used (final)
0.0
Projected new Raw rating
1158.0
Projected new Weighed rating
1158.0
Projected new Weighted performance
464.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1158.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1186.4
Projected new floor
686.4
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
6
Namakwa Distrik Proewe 2020 (U11+U13 Boys+Girls)
2020/03/14
2020/03/14
Namakwa (NCN)
Standard
60
0.83
5
5
2.5
1151.2
1144.4
Analysis
5
Namakwa Skaak 2019 (O14)
2019/08/03
2019/08/03
Namakwa (NCN)
Standard
60
0.83
5
4
1.5
1169.5
1166.4
Analysis
4
Namakwa Proewe 2019 (U11 Boys+Girls)
2019/03/02
2019/03/02
Namakwa (NCN)
Standard
60
0.83
5
4
1.5
1185.4
1186.4
Analysis
3
Namakwa Skaak Ope 2019 (O12)
2019/02/16
2019/02/16
Namakwa (NCN)
Standard
60
0.83
5
5
4.0
1127.6
1115.2
Analysis
2
Northern Cape Closed Chess Championships 2018 (U10 Open)
2018/08/31
2018/09/01
Frances Baard (NCF)
Standard
92
0.94
5
5
2.0
1150.9
1140.8
Analysis
1
Namakwa Proewe 2018 (O12)
2018/08/04
2018/08/04
Namakwa (NCN)
Standard
60
0.83
5
5
1.0
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
28
11
3
14
12.5
44.6
-45.5
1175.6
1130.1
White
14
7
1
6
7.5
53.6
30.4
1189.1
1219.5
Black
14
4
2
8
5.0
35.7
-121.4
1162.1
1040.7
Standard
All
28
11
3
14
12.5
44.6
-45.5
1175.6
1130.1
White
14
7
1
6
7.5
53.6
30.4
1189.1
1219.5
Black
14
4
2
8
5.0
35.7
-121.4
1162.1
1040.7
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
1080104411
Van Wyk, Z (Zairon)
2
2.0
2
0
0
100.0
1148.5
425.0
1573.5
View list
2
1100097447
Le Grange, P (Pedri)
1
1.0
1
0
0
100.0
1150.9
425.0
1575.9
View list
3
2100104404
Prinsloo, A (Anje)
1
1.0
1
0
0
100.0
1127.6
425.0
1552.6
View list
4
1070133284
Saal, L (Lylle)
1
1.0
1
0
0
100.0
1151.2
425.0
1576.2
View list
5
2100133285
Van Rooi, K (Kaitlin)
1
1.0
1
0
0
100.0
1151.2
425.0
1576.2
View list
6
1080109904
Cloete, T (Triston)
1
1.0
1
0
0
100.0
1127.6
425.0
1552.6
View list
7
1080104399
Fortuin, M (Marjo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
1080104408
Van Wyk, J (Juan)
1
1.0
1
0
0
100.0
1127.6
425.0
1552.6
View list
9
2100097456
Vos, M (Mia)
1
1.0
1
0
0
100.0
1150.9
425.0
1575.9
View list
10
1080104410
Whitlow, K (Kylie)
1
1.0
1
0
0
100.0
1185.4
425.0
1610.4
View list
11
1070117530
De Waal, ASD (Abu Sufyaan Dawood)
1
0.5
0
1
0
50.0
1169.5
0.0
1169.5
View list
12
1080111206
De Klerk, J (Jayden)
1
0.5
0
1
0
50.0
1185.4
0.0
1185.4
View list
13
1070111213
Vries, J (Jayden)
1
0.5
0
1
0
50.0
1151.2
0.0
1151.2
View list
14
1060109913
Van Kradenburg, L (Le-Grant)
1
0.0
0
0
1
0.0
1169.5
-425.0
744.5
View list
15
1070098815
Van Den Heever, L (Leonard)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
16
1080098816
Saal, K (Keshan)
1
0.0
0
0
1
0.0
1185.4
-425.0
760.4
View list
17
1070104405
Links, J (Jayde)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
18
2080104400
Landrew, J (Jahnick)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
19
1080111207
Engelbrecht, J (Joshua)
1
0.0
0
0
1
0.0
1185.4
-425.0
760.4
View list
20
1100097446
De Bruyn, B (Bernardt)
1
0.0
0
0
1
0.0
1150.9
-425.0
725.9
View list