Chess South Africa
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Chess South Africa
Botha, C (Calum)
Dob:
2005/02/01 (U20)
Gender:
Male
Chess SA id:
1050098209
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2018/12/20 (1977 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
1166.6
Curent Weighted rating
1166.6
Curent Weighted performance
319.3
Current official/published rating (highest between Raw, WR and WP)
1166.6
Current floor (min rating allowed)
666.6
Current highest rating achieved
1166.6
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)
±173.9
Current Raw change used (final)
0.0
Projected new Raw rating
1166.6
Projected new Weighed rating
1166.6
Projected new Weighted performance
319.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1166.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1166.6
Projected new floor
666.6
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
1168.0
Curent Weighted rating
1168.0
Curent Weighted performance
324.7
Current official/published rating (highest between Raw, WR and WP)
1168.0
Current floor (min rating allowed)
668.0
Current highest rating achieved
1168.0
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)
±173.6
Current Raw change used (final)
0.0
Projected new Raw rating
1168.0
Projected new Weighed rating
1168.0
Projected new Weighted performance
324.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1168.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1168.0
Projected new floor
668.0
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)
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
1100.4
Curent Weighted rating
1100.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1100.4
Current floor (min rating allowed)
700.0
Current highest rating achieved
1100.4
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)
±191.1
Current Raw change used (final)
0.0
Projected new Raw rating
1100.4
Projected new Weighed rating
1100.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1100.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1100.4
Projected new floor
700.0
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
10
South African Junior Blitz 2018 (U14)
2018/12/19
2018/12/19
4 Knights (4K)
Blitz
5
0.18
7
4
0.0
1098.3
1200.0
Analysis
9
South African Junior Team Championships 2018 (U14E)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
6.0
1098.3
1094.0
Analysis
8
Ekurhuleni Open 2018 (C)
2018/08/18
2018/08/18
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1099.0
1095.6
Analysis
7
Witfield Open 2018 (C)
2018/07/21
2018/07/21
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.5
1095.7
1092.8
Analysis
6
2018 Swartkop Open (C)
2018/06/23
2018/06/23
Tshwane (GTP)
Standard
60
0.83
5
4
1.0
1075.8
1055.2
Analysis
5
Ekurhuleni Trials 3 2018 (U14)
2018/06/16
2018/06/16
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1075.8
1055.2
Analysis
4
Primrose Chess Club Open 2018 (D)
2018/06/02
2018/06/02
Ekurhuleni (GE)
Standard
60
0.83
5
5
5.0
1075.8
1055.2
Analysis
3
JNW Club - Bryanston Open 2 2018 (D)
2018/05/05
2018/05/05
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.0
1092.1
1075.6
Analysis
2
Ekurhuleni Trials 2 2018 (U14)
2018/04/21
2018/04/21
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.5
1112.7
1093.6
Analysis
1
Ekurhuleni Trials 1 2018 (U14)
2018/03/10
2018/03/10
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
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
50
26
2
22
27.0
54.0
34.0
1016.1
1050.1
White
25
10
1
14
10.5
42.0
-68.0
977.2
909.2
Black
25
16
1
8
16.5
66.0
136.0
1055.0
1191.0
Standard
All
46
26
2
18
27.0
58.7
73.9
997.2
1071.1
White
23
10
1
12
10.5
45.7
-37.0
967.6
930.7
Black
23
16
1
6
16.5
71.7
184.8
1026.8
1211.6
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
4
0
0
4
0.0
0.0
-425.0
1233.2
808.2
White
2
0
0
2
0.0
0.0
-425.0
1087.2
662.2
Black
2
0
0
2
0.0
0.0
-425.0
1379.2
954.2
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
106066143
Waring, G (Gabriel)
2
2.0
2
0
0
100.0
1149.5
425.0
1574.5
View list
2
106092825
Arthur, T (Ty)
2
1.0
1
0
1
50.0
1087.4
0.0
1087.4
View list
3
207080628
Mavuso, Z (Zinhle)
1
1.0
1
0
0
100.0
1075.8
425.0
1500.8
View list
4
105053198
Masemeni, K (Keabetswe)
1
1.0
1
0
0
100.0
1112.7
425.0
1537.7
View list
5
1060099257
Lubedu, B (Bonginkosi)
1
1.0
1
0
0
100.0
1075.8
425.0
1500.8
View list
6
206065273
Govender, C (Chaneeka)
1
1.0
1
0
0
100.0
1098.3
425.0
1523.3
View list
7
109078440
Jansen Van Vuuren, C (Christopher)
1
1.0
1
0
0
100.0
1075.8
425.0
1500.8
View list
8
1080098201
Janse Van Rensburg, J (Jayden)
1
1.0
1
0
0
100.0
1099.0
425.0
1524.0
View list
9
105085039
Hanekom, D (Dylan)
1
1.0
1
0
0
100.0
1098.3
425.0
1523.3
View list
10
210088032
De Vasconcelos, T (Tiaana)
1
1.0
1
0
0
100.0
1075.8
425.0
1500.8
View list
11
205067320
De Beer, J (Janka)
1
1.0
1
0
0
100.0
1075.8
425.0
1500.8
View list
12
1080100350
Beere, A (Aidan)
1
1.0
1
0
0
100.0
1098.3
425.0
1523.3
View list
13
2070099610
Nayak, D (Dhwani)
1
1.0
1
0
0
100.0
1092.1
425.0
1517.1
View list
14
1050104159
Ntshangase, N (Nkululeko)
1
1.0
1
0
0
100.0
1098.3
425.0
1523.3
View list
15
1110097360
Pillay, Z (Zac)
1
1.0
1
0
0
100.0
1075.8
425.0
1500.8
View list
16
108093911
Rothmann, WR (Willem Ruwan)
1
1.0
1
0
0
100.0
1095.7
425.0
1520.7
View list
17
1070096804
Scheepers, D (Divan)
1
1.0
1
0
0
100.0
1099.0
425.0
1524.0
View list
18
2060097779
September, M (Mckenzie)
1
1.0
1
0
0
100.0
1098.3
425.0
1523.3
View list
19
105092641
Serahanye, K (Khotso)
1
1.0
1
0
0
100.0
1112.7
425.0
1537.7
View list
20
106081018
Sikhonde, C (Chichima)
1
1.0
1
0
0
100.0
1095.7
425.0
1520.7
View list