Chess South Africa
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Chess South Africa
Lutchan, A (Ariyn)
Dob:
2008/01/06 (U18)
Gender:
Male
Chess SA id:
1080305907
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/05/25 (180 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
1178.4
Current Weighted rating
1192.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1192.1
Current highest rating achieved
1178.4
Current floor (min rating allowed)
678.4
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)
±171.0
Current Raw change used (final)
0.0
Projected new Raw rating
1178.4
Projected new Weighed rating
1096.4
Projected new Weighted performance
337.8
Projected new final Raw rating (if new WP > new Raw)
1178.4
Projected new highest rating
1178.4
Projected new floor
678.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1178.4
Projected effective change (new Official - current Official)
-13.7
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
1173.2
Current Weighted rating
1190.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1190.2
Current highest rating achieved
1173.2
Current floor (min rating allowed)
673.2
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)
±172.3
Current Raw change used (final)
0.0
Projected new Raw rating
1173.2
Projected new Weighed rating
1094.6
Projected new Weighted performance
337.8
Projected new final Raw rating (if new WP > new Raw)
1173.2
Projected new highest rating
1173.2
Projected new floor
673.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1173.2
Projected effective change (new Official - current Official)
-17.0
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
0.0
Current floor (min rating allowed)
700.0
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)
±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
0.0
Projected new floor
700.0
Projected new K-facor
40
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
0.0
Current floor (min rating allowed)
700.0
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)
±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
0.0
Projected new floor
700.0
Projected new K-facor
40
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.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
JCC Steyn City High Schools League 2024 (B)
2024/05/11
2024/05/25
Johannesburg Metro (GJM)
Standard
60
0.83
6
4
1.5
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
1
JCC Steyn City High Schools League 2024 (B)
2024/05/11
2024/05/25
Johannesburg Metro (GJM)
Standard
60
0.83
6
4
1.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
4
1
1
2
1.5
37.5
-106.3
1186.1
1079.8
White
3
1
1
1
1.5
50.0
0.0
1198.1
1198.1
Black
1
0
0
1
0.0
0.0
-425.0
1149.9
724.9
Standard
All
4
1
1
2
1.5
37.5
-106.3
1186.1
1079.8
White
3
1
1
1
1.5
50.0
0.0
1198.1
1198.1
Black
1
0
0
1
0.0
0.0
-425.0
1149.9
724.9
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
1
1
2
1.5
37.5
-106.3
1186.1
1079.8
White
3
1
1
1
1.5
50.0
0.0
1198.1
1198.1
Black
1
0
0
1
0.0
0.0
-425.0
1149.9
724.9
Standard
All
4
1
1
2
1.5
37.5
-106.3
1186.1
1079.8
White
3
1
1
1
1.5
50.0
0.0
1198.1
1198.1
Black
1
0
0
1
0.0
0.0
-425.0
1149.9
724.9
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
1100305919
Ndamase, O (Owam)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1100301723
Yu, J (Jikun)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
3
1090301669
Urban, M (Matthew Louis)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
1100301689
Eaton, B (Ben)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
