Chess South Africa
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Chess South Africa
Mahana, E (Ethan)
Dob:
2005/10/12 (U20)
Gender:
Male
Chess SA id:
1050108674
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2019/02/02 (1973 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
1160.4
Current Weighted rating
1160.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1160.4
Current highest rating achieved
1160.4
Current floor (min rating allowed)
660.4
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)
±175.4
Current Raw change used (final)
0.0
Projected new Raw rating
1160.4
Projected new Weighed rating
1067.6
Projected new Weighted performance
99.1
Projected new final Raw rating (if new WP > new Raw)
1160.4
Projected new highest rating
1160.4
Projected new floor
660.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1160.4
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
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
1132.8
Current Weighted rating
1132.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1132.8
Current highest rating achieved
1132.8
Current floor (min rating allowed)
632.8
Current K-factor
40
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)
±182.5
Current Raw change used (final)
0.0
Projected new Raw rating
1132.8
Projected new Weighed rating
1042.2
Projected new Weighted performance
104.3
Projected new final Raw rating (if new WP > new Raw)
1132.8
Projected new highest rating
1132.8
Projected new floor
632.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1132.8
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
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
CW Schools Open 2019 (U15 Boys)
2019/02/02
2019/02/02
Cape Winelands (WCW)
Rapid
30
0.60
6
6
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
6
2
0
4
2.0
33.3
-141.7
1106.8
965.1
White
3
1
0
2
1.0
33.3
-141.7
1093.6
951.9
Black
3
1
0
2
1.0
33.3
-141.7
1119.9
978.2
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
6
2
0
4
2.0
33.3
-141.7
1106.8
965.1
White
3
1
0
2
1.0
33.3
-141.7
1093.6
951.9
Black
3
1
0
2
1.0
33.3
-141.7
1119.9
978.2
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
1050108691
Olivier, J (Jakean)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1050108673
Nyobole, L (Lethu)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1050098001
Manus, G (Granville)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
1040097115
Jansen, R (Rayden)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1050097100
Blignaut, E (Ethan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
6
104082470
Baron, E (Ethan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list