Chess South Africa
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Chess South Africa
Botha, S (Sebastian)
Dob:
2014/04/26 (U12)
Gender:
Male
Chess SA id:
1140153398
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2023/09/09 (291 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
Current Raw rating
1196.1
Current Weighted rating
1196.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1196.5
Current highest rating achieved
1203.6
Current floor (min rating allowed)
703.6
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)
±166.7
Current Raw change used (final)
0.0
Projected new Raw rating
1196.1
Projected new Weighed rating
1100.7
Projected new Weighted performance
849.9
Projected new final Raw rating (if new WP > new Raw)
1196.1
Projected new highest rating
1203.6
Projected new floor
703.6
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1196.1
Projected effective change (new Official - current Official)
-0.4
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
Current Raw rating
1195.0
Current Weighted rating
1195.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1195.6
Current highest rating achieved
1205.1
Current floor (min rating allowed)
705.1
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)
±167.0
Current Raw change used (final)
0.0
Projected new Raw rating
1195.0
Projected new Weighed rating
1099.9
Projected new Weighted performance
849.9
Projected new final Raw rating (if new WP > new Raw)
1195.0
Projected new highest rating
1205.1
Projected new floor
705.1
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1195.0
Projected effective change (new Official - current Official)
-0.6
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
Current Raw rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
Current K-factor
36
s
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
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
Current Raw rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
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
3
ThinkChess Academy 2023 (B)
2023/09/09
2023/09/09
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.5
1203.6
1205.1
Analysis
2
ThinkChess Tournament 29 July 2023
2023/07/29
2023/07/29
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1182.7
1178.8
Analysis
1
ThinkChess Tournament 6 May 2023
2023/05/06
2023/05/06
Johannesburg Metro (GJM)
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
15
7
1
7
7.5
50.0
0.0
1195.3
1195.3
White
9
4
1
4
4.5
50.0
0.0
1203.1
1203.1
Black
6
3
0
3
3.0
50.0
0.0
1183.7
1183.7
Standard
All
15
7
1
7
7.5
50.0
0.0
1195.3
1195.3
White
9
4
1
4
4.5
50.0
0.0
1203.1
1203.1
Black
6
3
0
3
3.0
50.0
0.0
1183.7
1183.7
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
1140162026
Hattingh, B (Benjamin)
1
1.0
1
0
0
100.0
1203.6
425.0
1628.6
View list
2
1150154201
Gupta, A (Avyan)
1
1.0
1
0
0
100.0
1203.6
425.0
1628.6
View list
3
1110158563
Cronje, P (Pieter Willem)
1
1.0
1
0
0
100.0
1182.7
425.0
1607.7
View list
4
2130148605
Coulson, A (Alannah)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1150158571
May, K (Kai)
1
1.0
1
0
0
100.0
1182.7
425.0
1607.7
View list
6
1140158570
Mashingaidze, M (Malachi)
1
1.0
1
0
0
100.0
1182.7
425.0
1607.7
View list
7
1110153407
Pillay, D (Declan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
2120143693
Prakash, M (Maisha)
1
0.5
0
1
0
50.0
1203.6
0.0
1203.6
View list
9
1060153408
Tellier, L (Lorenzo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1130140204
Sehloho, T (Thandolwethu)
1
0.0
0
0
1
0.0
1182.7
-425.0
757.7
View list
11
1120148600
Rohrs, R (Ruben)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
12
1130153405
Nel, E (Ep)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
13
1140138299
Mannar, A (Aaryan)
1
0.0
0
0
1
0.0
1203.6
-425.0
778.6
View list
14
1100153402
Isabirye, K (Kajua)
1
0.0
0
0
1
0.0
1182.7
-425.0
757.7
View list
15
1120152458
Chadalavada, B (Bhaarghavarama)
1
0.0
0
0
1
0.0
1203.6
-425.0
778.6
View list
