Chess South Africa
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Chess South Africa
Botha, J (Janco)
Dob:
2006/05/09 (U20)
Gender:
Male
Chess SA id:
1060110145
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2020/02/22 (1549 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
1123.4
Curent Weighted rating
1123.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1123.4
Current floor (min rating allowed)
697.1
Current highest rating achieved
1197.1
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)
±184.9
Current Raw change used (final)
0.0
Projected new Raw rating
1123.4
Projected new Weighed rating
1123.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1123.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1197.1
Projected new floor
697.1
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
1111.6
Curent Weighted rating
1111.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1111.6
Current floor (min rating allowed)
611.6
Current highest rating achieved
1111.6
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)
±188.1
Current Raw change used (final)
0.0
Projected new Raw rating
1111.6
Projected new Weighed rating
1111.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1111.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1111.6
Projected new floor
611.6
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
1202.4
Curent Weighted rating
1202.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1202.4
Current floor (min rating allowed)
702.4
Current highest rating achieved
1202.4
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)
±165.2
Current Raw change used (final)
0.0
Projected new Raw rating
1202.4
Projected new Weighed rating
1202.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1202.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1202.4
Projected new floor
702.4
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)
702.4
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
702.4
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
2
Onder Weskus Prestige 2020 (U15 Boys)
2020/02/15
2020/02/22
West Coast (WCU)
Standard
60
0.83
6
4
0.0
1197.1
1200.0
Analysis
1
Onder-Weskus Skole Proewe 2019 (O13 Seuns)
2019/02/16
2019/02/23
West Coast (WCU)
Rapid
30
0.60
7
4
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
8
2
0
6
2.0
25.0
-212.5
1153.3
940.8
White
3
1
0
2
1.0
33.3
-141.7
1171.3
1029.6
Black
5
1
0
4
1.0
20.0
-255.0
1142.6
887.6
Standard
All
4
0
0
4
0.0
0.0
-425.0
1132.8
707.8
White
1
0
0
1
0.0
0.0
-425.0
1149.5
724.5
Black
3
0
0
3
0.0
0.0
-425.0
1127.3
702.3
Rapid
All
4
2
0
2
2.0
50.0
0.0
1173.8
1173.8
White
2
1
0
1
1.0
50.0
0.0
1182.2
1182.2
Black
2
1
0
1
1.0
50.0
0.0
1165.5
1165.5
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
1070107960
Snyders, W (Waiden)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1070109607
Mdange, V (Vuyisa)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1060099679
Wewers, J (Jay-Jay)
1
0.0
0
0
1
0.0
1197.1
-425.0
772.1
View list
4
106093478
Julies, A (Alkeeno)
1
0.0
0
0
1
0.0
1197.1
-425.0
772.1
View list
5
1060110147
De Witt, F (Francois)
1
0.0
0
0
1
0.0
1197.1
-425.0
772.1
View list
6
106077636
Richards, E (Ezekiel)
1
0.0
0
0
1
0.0
1197.1
-425.0
772.1
View list
7
1060099677
Njokweni, L (Llyabona)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
1070099739
Muller, J (Jayden)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
