Chess South Africa
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Chess South Africa
Abraham, R (Riya)
Dob:
2005/06/27 (U20)
Gender:
Female
Chess SA id:
2050097301
FIDE id:
Region:
Buffalo City (EBC)
Citizen:
RSA
Title(s):
Last active:
2019/03/02 (1904 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
987.2
Curent Weighted rating
987.2
Curent Weighted performance
297.8
Current official/published rating (highest between Raw, WR and WP)
987.2
Current floor (min rating allowed)
665.5
Current highest rating achieved
1165.5
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)
±224.5
Current Raw change used (final)
0.0
Projected new Raw rating
987.2
Projected new Weighed rating
987.2
Projected new Weighted performance
297.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
987.2
Projected effective change (new Official - current Official)
-0.0
Projected new highest rating
1165.5
Projected new floor
665.5
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
968.0
Curent Weighted rating
968.0
Curent Weighted performance
298.1
Current official/published rating (highest between Raw, WR and WP)
968.0
Current floor (min rating allowed)
658.4
Current highest rating achieved
1158.4
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)
±230.8
Current Raw change used (final)
0.0
Projected new Raw rating
968.0
Projected new Weighed rating
968.0
Projected new Weighted performance
298.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
968.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1158.4
Projected new floor
658.4
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
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)
700.0
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
700.0
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)
700.0
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
700.0
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
8
Buffalo City Trials 3 of 5 2019 (High School B)
2019/03/02
2019/03/02
Buffalo City (EBC)
Standard
60
0.83
5
5
1.0
1006.5
991.2
Analysis
7
Buffalo City Trials 2 of 5 2019 (High School B)
2019/02/16
2019/02/16
Buffalo City (EBC)
Standard
60
0.83
5
3
1.5
997.5
978.0
Analysis
6
Buffalo City Trials 1 of 5 2019 (High School B)
2019/02/02
2019/02/02
Buffalo City (EBC)
Standard
60
0.83
5
5
2.0
997.5
978.0
Analysis
5
East London School League 2018 (Primary School B)
2018/08/18
2018/08/18
Buffalo City (EBC)
Standard
60
0.83
5
5
2.0
1007.5
983.2
Analysis
4
5th Buffalo Trials 2018 (U12B+U14B)
2018/05/26
2018/05/26
Buffalo City (EBC)
Standard
60
0.83
5
4
0.0
1134.3
1121.6
Analysis
3
4th Buffalo Trials 2018 (U14B)
2018/05/05
2018/05/05
Buffalo City (EBC)
Standard
60
0.83
5
5
1.5
1134.3
1121.6
Analysis
2
2nd Buffalo Trials 2018 (Primary School)
2018/03/17
2018/03/17
Buffalo City (EBC)
Standard
60
0.83
5
5
2.0
1165.5
1158.4
Analysis
1
Buffalo City 1st Chess Trials 2018 (U14B)
2018/02/17
2018/02/17
Buffalo City (EBC)
Standard
60
0.83
5
5
1.5
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
37
10
3
24
11.5
31.1
-160.8
1092.9
932.1
White
20
4
1
15
4.5
22.5
-233.8
1095.7
861.9
Black
17
6
2
9
7.0
41.2
-75.0
1089.6
1014.6
Standard
All
37
10
3
24
11.5
31.1
-160.8
1092.9
932.1
White
20
4
1
15
4.5
22.5
-233.8
1095.7
861.9
Black
17
6
2
9
7.0
41.2
-75.0
1089.6
1014.6
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
1080097297
Ndumndum, L (Lelami)
2
1.0
1
0
1
50.0
1167.2
0.0
1167.2
View list
2
1040099400
Pistorius, M (Mario)
2
1.0
1
0
1
50.0
1070.9
0.0
1070.9
View list
3
1060097298
Rudolph, J (Jeffrey)
2
0.5
0
1
1
25.0
1167.2
-212.5
954.7
View list
4
1050108469
Bray, E (Evan)
1
1.0
1
0
0
100.0
1006.5
425.0
1431.5
View list
5
1040108465
Bokwe, L (Lwamkelo)
1
1.0
1
0
0
100.0
997.5
425.0
1422.5
View list
6
1080097291
Mashiyi, L (Lumko)
1
1.0
1
0
0
100.0
1165.5
425.0
1590.5
View list
7
1030098043
Maneli, A (Andile)
1
1.0
1
0
0
100.0
997.5
425.0
1422.5
View list
8
1070099421
De Kock, T (Tagon)
1
1.0
1
0
0
100.0
1165.5
425.0
1590.5
View list
9
204076359
Harvey, T (Tayla)
1
1.0
1
0
0
100.0
1134.3
425.0
1559.3
View list
10
2050105534
Mrwebi, M (Mila)
1
1.0
1
0
0
100.0
1007.5
425.0
1432.5
View list
11
107095108
Nkuluko, L (Linontha)
1
1.0
1
0
0
100.0
997.5
425.0
1422.5
View list
12
1050100896
Harington, N (Nathan)
1
0.5
0
1
0
50.0
1134.3
0.0
1134.3
View list
13
205065302
Katase, K (Khanya)
1
0.5
0
1
0
50.0
997.5
0.0
997.5
View list
14
205091456
Mortimer, M (Maria)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
15
1050108462
Mhlaba, L (Liyabona)
1
0.0
0
0
1
0.0
997.5
-425.0
572.5
View list
16
206065281
Mawu, W (Wendy)
1
0.0
0
0
1
0.0
1134.3
-425.0
709.3
View list
17
206065280
Maritz, D (Demi)
1
0.0
0
0
1
0.0
1007.5
-425.0
582.5
View list
18
210076312
August, S (Siyolise)
1
0.0
0
0
1
0.0
1006.5
-425.0
581.5
View list
19
1070097284
Isaacs, M (Mikael)
1
0.0
0
0
1
0.0
1134.3
-425.0
709.3
View list
20
205055987
Hyder, A (Alina)
1
0.0
0
0
1
0.0
1165.5
-425.0
740.5
View list