Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Botha, E (Erik)
Dob:
2008/01/31 (U18)
Gender:
Male
Chess SA id:
108092379
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2022/05/28 (911 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
1234.2
Current Weighted rating
1234.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1234.2
Current highest rating achieved
1234.2
Current floor (min rating allowed)
734.2
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)
±157.9
Current Raw change used (final)
0.0
Projected new Raw rating
1234.2
Projected new Weighed rating
1135.5
Projected new Weighted performance
321.5
Projected new final Raw rating (if new WP > new Raw)
1234.2
Projected new highest rating
1234.2
Projected new floor
734.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1234.2
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
1240.8
Current Weighted rating
1240.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1240.8
Current highest rating achieved
1240.8
Current floor (min rating allowed)
740.8
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)
±156.5
Current Raw change used (final)
0.0
Projected new Raw rating
1240.8
Projected new Weighed rating
1141.5
Projected new Weighted performance
321.5
Projected new final Raw rating (if new WP > new Raw)
1240.8
Projected new highest rating
1240.8
Projected new floor
740.8
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1240.8
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
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
1
2022 D3 Cluster Teams (U15 Mixed)
2022/05/28
2022/05/28
Tshwane (GTP)
Standard
60
0.83
5
4
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
4
3
0
1
3.0
75.0
212.5
1189.5
1402.0
White
1
1
0
0
1.0
100.0
425.0
1200.0
1625.0
Black
3
2
0
1
2.0
66.7
141.7
1186.1
1327.7
Standard
All
4
3
0
1
3.0
75.0
212.5
1189.5
1402.0
White
1
1
0
0
1.0
100.0
425.0
1200.0
1625.0
Black
3
2
0
1
2.0
66.7
141.7
1186.1
1327.7
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
2080141584
Barnard, K (Kaitlin)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1080139931
Smit, I (Ignatuis)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1080141590
Else, E (Eugene)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1070141589
Dry, G (Gerrit)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
