Player Page

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
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 rating987.2
Curent Weighted rating987.2
Curent Weighted performance297.8
Current official/published rating (highest between Raw, WR and WP)987.2
Current floor (min rating allowed)665.5
Current highest rating achieved1165.5
Current K-factor40
Games played this month0
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 rating987.2
Projected new Weighed rating987.2
Projected new Weighted performance297.8
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 rating1165.5
Projected new floor665.5
Projected new K-facor40
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 rating968.0
Curent Weighted rating968.0
Curent Weighted performance298.1
Current official/published rating (highest between Raw, WR and WP)968.0
Current floor (min rating allowed)658.4
Current highest rating achieved1158.4
Current K-factor40
Games played this month0
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 rating968.0
Projected new Weighed rating968.0
Projected new Weighted performance298.1
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 rating1158.4
Projected new floor658.4
Projected new K-facor40
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 rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)700.0
Current highest rating achieved1200.0
Current K-factor36
Games played this month0
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 rating1200.0
Projected new Weighed rating1200.0
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 rating1200.0
Projected new floor700.0
Projected new K-facor36
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 rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)700.0
Current highest rating achieved1200.0
Current K-factor36
Games played this month0
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 rating1200.0
Projected new Weighed rating1200.0
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 rating1200.0
Projected new floor700.0
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
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
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 idNameGamesScoreWinsDrawsLosses%AorDpPerformView
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