Chess South Africa
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Chess South Africa
Koshy, D (Don)
Dob:
2002/01/03 (Adult)
Gender:
Male
Chess SA id:
102067533
FIDE id:
Region:
Buffalo City (EBC)
Citizen:
RSA
Title(s):
Last active:
2019/02/23 (1912 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
1157.1
Curent Weighted rating
1157.1
Curent Weighted performance
340.4
Current official/published rating (highest between Raw, WR and WP)
1157.1
Current floor (min rating allowed)
657.1
Current highest rating achieved
1157.1
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)
±176.3
Current Raw change used (final)
0.0
Projected new Raw rating
1157.1
Projected new Weighed rating
1157.1
Projected new Weighted performance
340.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1157.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1157.1
Projected new floor
657.1
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
1161.5
Curent Weighted rating
1161.5
Curent Weighted performance
340.8
Current official/published rating (highest between Raw, WR and WP)
1161.5
Current floor (min rating allowed)
661.5
Current highest rating achieved
1161.5
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)
±175.2
Current Raw change used (final)
0.0
Projected new Raw rating
1161.5
Projected new Weighed rating
1161.5
Projected new Weighted performance
340.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1161.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1161.5
Projected new floor
661.5
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
805.6
Curent Weighted rating
805.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
805.6
Current floor (min rating allowed)
500.0
Current highest rating achieved
805.6
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)
±290.8
Current Raw change used (final)
0.0
Projected new Raw rating
805.6
Projected new Weighed rating
805.6
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
805.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
805.6
Projected new floor
500.0
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
805.6
Curent Weighted rating
805.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
805.6
Current floor (min rating allowed)
500.0
Current highest rating achieved
805.6
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)
±290.8
Current Raw change used (final)
0.0
Projected new Raw rating
805.6
Projected new Weighed rating
805.6
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
805.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
805.6
Projected new floor
500.0
Projected new K-facor
40
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
7
Grey College Team Championship 2019 (B)
2019/02/22
2019/02/23
Mangaung (FMB)
Standard
60
0.83
5
4
3.0
1128.2
1126.7
Analysis
6
East London School League 2018 (High School)
2018/08/18
2018/08/18
Buffalo City (EBC)
Standard
60
0.83
5
4
2.0
1141.8
1143.1
Analysis
5
Buffalo Trails 3rd 2018 (U18A-Adult)
2018/03/25
2018/03/25
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
919.9
940.8
Analysis
4
2nd Buffalo Trials 2018 (U18A)
2018/03/03
2018/03/03
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
919.9
940.8
Analysis
3
Grey College Inter Team Chess Tournament 2018 (B)
2018/02/23
2018/02/24
Mangaung (FMB)
Standard
60
0.83
5
5
4.5
817.6
817.6
Analysis
2
Buffalo City 1st Chess Trials 2018 (U18A)
2018/02/03
2018/02/03
Buffalo City (EBC)
Standard
60
0.83
5
5
2.0
817.6
817.6
Analysis
1
South African Junior Team Championships 2017 (U16A)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
7
1.0
805.6
805.6
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
35
17
3
15
18.5
52.9
24.3
1096.8
1121.1
White
19
9
2
8
10.0
52.6
22.4
1021.3
1043.7
Black
16
8
1
7
8.5
53.1
26.6
1186.5
1213.1
Standard
All
35
17
3
15
18.5
52.9
24.3
1096.8
1121.1
White
19
9
2
8
10.0
52.6
22.4
1021.3
1043.7
Black
16
8
1
7
8.5
53.1
26.6
1186.5
1213.1
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
105056702
Deang, A (Alman)
2
0.0
0
0
2
0.0
1030.8
-425.0
605.8
View list
2
196089879
Kafile, K (Khangelani)
1
1.0
1
0
0
100.0
919.9
425.0
1344.9
View list
3
100065366
Jayakody, D (Don)
1
1.0
1
0
0
100.0
919.9
425.0
1344.9
View list
4
102016153
Kolisi, M (Mbasa)
1
1.0
1
0
0
100.0
817.6
425.0
1242.6
View list
5
1020096193
Mancoda, B (Buthanani)
1
1.0
1
0
0
100.0
817.6
425.0
1242.6
View list
6
1050109762
Ledwaba, K (Kheino)
1
1.0
1
0
0
100.0
1128.2
425.0
1553.2
View list
7
1970097970
Mawisa, A (Abenathi)
1
1.0
1
0
0
100.0
919.9
425.0
1344.9
View list
8
100091477
Fekade, G (Gcisa)
1
1.0
1
0
0
100.0
919.9
425.0
1344.9
View list
9
100012216
Henderson, T (Tristan)
1
1.0
1
0
0
100.0
1141.8
425.0
1566.8
View list
10
101005842
Curgenven, B (Byron)
1
1.0
1
0
0
100.0
817.6
425.0
1242.6
View list
11
204003257
Bouwer, D (Dane)
1
1.0
1
0
0
100.0
817.6
425.0
1242.6
View list
12
1000098740
Mercer, M (Michael)
1
1.0
1
0
0
100.0
817.6
425.0
1242.6
View list
13
1020109754
Mungal, S (Shail)
1
1.0
1
0
0
100.0
1128.2
425.0
1553.2
View list
14
201076063
Mxaxa, U (Unam)
1
1.0
1
0
0
100.0
817.6
425.0
1242.6
View list
15
194089877
Nguqu, A (Abongile)
1
1.0
1
0
0
100.0
919.9
425.0
1344.9
View list
16
102030639
Potgieter, J (Juwen)
1
1.0
1
0
0
100.0
805.6
425.0
1230.6
View list
17
1020109768
Sibanda, M (Mitchell)
1
1.0
1
0
0
100.0
1128.2
425.0
1553.2
View list
18
200035747
Sotshongaye, AM (Alizwa)
1
1.0
1
0
0
100.0
1141.8
425.0
1566.8
View list
19
100001076
Bahlmann, E (Ethan)
1
0.5
0
1
0
50.0
919.9
0.0
919.9
View list
20
101000687
Antony, R (Rithik)
1
0.5
0
1
0
50.0
919.9
0.0
919.9
View list