Chess South Africa
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Chess South Africa
Koshy, R (Rochelle)
Dob:
2010/04/01 (U16)
Gender:
Female
Chess SA id:
2100097271
FIDE id:
Region:
Buffalo City (EBC)
Citizen:
RSA
Title(s):
Last active:
2022/03/05 (789 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
1217.9
Curent Weighted rating
1217.9
Curent Weighted performance
773.3
Current official/published rating (highest between Raw, WR and WP)
1217.9
Current floor (min rating allowed)
788.4
Current highest rating achieved
1288.4
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)
±161.6
Current Raw change used (final)
0.0
Projected new Raw rating
1217.9
Projected new Weighed rating
1217.9
Projected new Weighted performance
773.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1217.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1288.4
Projected new floor
788.4
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
1207.0
Curent Weighted rating
1207.0
Curent Weighted performance
771.6
Current official/published rating (highest between Raw, WR and WP)
1207.0
Current floor (min rating allowed)
791.5
Current highest rating achieved
1291.5
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)
±164.2
Current Raw change used (final)
0.0
Projected new Raw rating
1207.0
Projected new Weighed rating
1207.0
Projected new Weighted performance
771.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1207.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1291.5
Projected new floor
791.5
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
1201.6
Curent Weighted rating
1201.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1201.6
Current floor (min rating allowed)
701.6
Current highest rating achieved
1201.6
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)
±165.4
Current Raw change used (final)
0.0
Projected new Raw rating
1201.6
Projected new Weighed rating
1201.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1201.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1201.6
Projected new floor
701.6
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)
701.6
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
701.6
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
14
BC Trials 3 2022 (U14A)
2022/03/05
2022/03/05
Buffalo City (EBC)
Standard
60
0.83
5
5
2.0
1243.0
1238.3
Analysis
13
BC Trials 1 2022 (U14A)
2022/02/11
2022/02/11
Buffalo City (EBC)
Standard
60
0.83
5
5
2.0
1263.6
1261.3
Analysis
12
Mortal Kombat 2021 (B)
2021/04/10
2021/04/10
Buffalo City (EBC)
Standard
60
0.83
5
4
3.0
1236.7
1227.1
Analysis
11
BC Trials 2 2020 (U12B)
2020/02/29
2020/02/29
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1288.4
1291.5
Analysis
10
South Park Valentinez Open 2020 (B)
2020/02/22
2020/02/22
Buffalo City (EBC)
Standard
60
0.83
5
5
2.5
1288.4
1291.5
Analysis
9
Buffalo City Trials 5 of 5 2019 (U10B)
2019/05/25
2019/05/25
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1252.2
1262.1
Analysis
8
Buffalo City Trials 4 of 5 2019 (U10B)
2019/05/04
2019/05/04
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1252.2
1262.1
Analysis
7
Buffalo City Trials 3 of 5 2019 (U10B)
2019/04/13
2019/04/13
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1242.9
1252.7
Analysis
6
Buffalo City Trials 1 of 5 2019 (U10B)
2019/02/09
2019/02/09
Buffalo City (EBC)
Standard
60
0.83
5
5
3.5
1217.2
1223.5
Analysis
5
East London School League 2018 (Foundation)
2018/08/18
2018/08/18
Buffalo City (EBC)
Standard
60
0.83
5
5
3.5
1184.3
1182.5
Analysis
4
5th Buffalo Trials 2018 (U10A)
2018/05/26
2018/05/26
Buffalo City (EBC)
Standard
60
0.83
5
4
2.0
1201.3
1201.6
Analysis
3
4th Buffalo Trials 2018 (U10B)
2018/05/05
2018/05/05
Buffalo City (EBC)
Standard
60
0.83
5
5
2.0
1201.3
1201.6
Analysis
2
3rd Buffalo Trials 2018 (U10B)
2018/04/14
2018/04/14
Buffalo City (EBC)
Rapid
30
0.60
7
7
3.5
1201.3
1200.0
Analysis
1
Buffalo City 1st Chess Trials 2018 (U8B+U10B)
2018/02/17
2018/02/17
Buffalo City (EBC)
Standard
60
0.83
5
5
2.5
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
70
34
9
27
38.5
55.0
42.5
1184.4
1226.9
White
35
18
5
12
20.5
58.6
72.9
1156.3
1229.2
Black
35
16
4
15
18.0
51.4
12.1
1212.4
1224.5
Standard
All
63
31
8
24
35.0
55.6
47.2
1183.1
1230.3
White
32
16
4
12
18.0
56.3
53.1
1151.1
1204.2
Black
31
15
4
12
17.0
54.8
41.1
1216.2
1257.3
Rapid
All
7
3
1
3
3.5
50.0
0.0
1195.7
1195.7
White
3
2
1
0
2.5
83.3
283.3
1212.4
1495.7
Black
4
1
0
3
1.0
25.0
-212.5
1183.2
970.7
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
209091496
Voyi, T (Thando)
4
0.0
0
0
4
0.0
1211.4
-425.0
786.4
View list
2
209088687
Ningi, K (Kwezikazi)
3
0.5
0
1
2
16.7
1200.9
-283.3
917.5
View list
3
1090097272
Bruton, I (Isaiah)
2
2.0
2
0
0
100.0
1200.7
425.0
1625.7
View list
4
1110109262
Blom, B (Blake)
2
2.0
2
0
0
100.0
1247.6
425.0
1672.6
View list
5
2100133501
Ngxazisa, Q (Qonda)
2
2.0
2
0
0
100.0
1276.0
425.0
1701.0
View list
6
2100136896
Veleekizhakethil, E (Elina Joseph)
2
2.0
2
0
0
100.0
1253.3
425.0
1678.3
View list
7
1090099394
Venter, JT (Jt)
2
2.0
2
0
0
100.0
1192.8
425.0
1617.8
View list
8
1100100199
Botha, T (Tyler)
2
1.0
1
0
1
50.0
1232.4
0.0
1232.4
View list
9
2110109722
Beecum, V (Viha)
2
0.5
0
1
1
25.0
1252.2
-212.5
1039.7
View list
10
2100109242
George, A (Alaina)
2
0.0
0
0
2
0.0
1276.0
-425.0
851.0
View list
11
109088693
Slater, J (James)
2
0.0
0
0
2
0.0
1253.3
-425.0
828.3
View list
12
1100113007
Lombard, C (Chris)
1
1.0
1
0
0
100.0
1252.2
425.0
1677.2
View list
13
1110097268
Kosani, L (Lunje)
1
1.0
1
0
0
100.0
1201.3
425.0
1626.3
View list
14
2100109268
Bhattarai, A (Alisha)
1
1.0
1
0
0
100.0
1242.9
425.0
1667.9
View list
15
1100114239
Abraham, R (Rozandro)
1
1.0
1
0
0
100.0
1252.2
425.0
1677.2
View list
16
109088681
Bronkhorst, J (Joachim)
1
1.0
1
0
0
100.0
1201.3
425.0
1626.3
View list
17
1090119988
Malusi, L (Lilitha)
1
1.0
1
0
0
100.0
1236.7
425.0
1661.7
View list
18
1110109726
Mpika, L (Likhona)
1
1.0
1
0
0
100.0
1242.9
425.0
1667.9
View list
19
2100131152
Mpondo, A (Ambesiwe)
1
1.0
1
0
0
100.0
1288.4
425.0
1713.4
View list
20
1120113009
Mtiya, H (Hlonela)
1
1.0
1
0
0
100.0
1252.2
425.0
1677.2
View list