Player Page

Bester, K (Keira)
Dob: 2009/05/15 (U16)
Gender: Female
Chess SA id: 209060775
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2020/01/08 (1591 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 rating1293.0
Curent Weighted rating1293.0
Curent Weighted performance539.5
Current official/published rating (highest between Raw, WR and WP)1293.0
Current floor (min rating allowed)841.6
Current highest rating achieved1341.6
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)±145.2
Current Raw change used (final)0.0
Projected new Raw rating1293.0
Projected new Weighed rating1293.0
Projected new Weighted performance539.5
Projected new official/published rating (highest between new Raw, new WR and new WP)1293.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1341.6
Projected new floor841.6
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 rating1281.8
Curent Weighted rating1281.8
Curent Weighted performance530.4
Current official/published rating (highest between Raw, WR and WP)1281.8
Current floor (min rating allowed)829.3
Current highest rating achieved1329.3
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)±147.6
Current Raw change used (final)0.0
Projected new Raw rating1281.8
Projected new Weighed rating1281.8
Projected new Weighted performance530.4
Projected new official/published rating (highest between new Raw, new WR and new WP)1281.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1329.3
Projected new floor829.3
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 rating986.6
Curent Weighted rating986.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)986.6
Current floor (min rating allowed)500.0
Current highest rating achieved986.6
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)±224.7
Current Raw change used (final)0.0
Projected new Raw rating986.6
Projected new Weighed rating986.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)986.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating986.6
Projected new floor500.0
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 rating888.2
Curent Weighted rating888.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)888.2
Current floor (min rating allowed)500.0
Current highest rating achieved888.2
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)±258.6
Current Raw change used (final)0.0
Projected new Raw rating888.2
Projected new Weighed rating888.2
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)888.2
Projected effective change (new Official - current Official)-0.0
Projected new highest rating888.2
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
26 2019 South African Junior Team Championships (U12A) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 2.5 1341.6 1329.3 Analysis
25 2019 Gauteng School League Finals (U13 Open) 2019/08/23 2019/08/23 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1337.7 1322.1 Analysis
24 JHB Metro Closed 2019 (U12) 2019/07/27 2019/07/28 Johannesburg Metro (GJM) Standard 90 0.94 6 6 4.5 1292.2 1258.7 Analysis
23 Boksburg Chess Club Open 2019 (C) 2019/07/13 2019/07/13 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1292.2 1258.7 Analysis
22 2019 Super 12 Laerskole (Juniors) 2019/05/04 2019/05/04 Tshwane (GTP) Rapid 30 0.60 5 5 4.0 1275.6 940.2 Analysis
21 JNW Club - Charterhouse Open 2019 (B) 2019/04/13 2019/04/13 Johannesburg Metro (GJM) Standard 60 0.83 5 5 1.0 1320.7 1310.5 Analysis
20 2019 South African Junior Closed Chess Championship (U10 Girls) 2019/03/17 2019/03/22 Chess South Africa (CSA) Standard 120 1.00 9 9 6.5 1228.7 1210.4 Analysis
19 2019 Waterkloof Open (C) 2019/03/02 2019/03/03 Tshwane (GTP) Standard 90 0.94 5 5 4.0 1228.7 1210.4 Analysis
18 2019 Blou Bul (C) 2019/02/16 2019/02/16 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1278.3 1269.4 Analysis
17 Boksburg Open 2019 (B) 2019/01/19 2019/01/19 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1273.6 1266.0 Analysis
16 South African Junior Team Championships 2018 (U10A) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 7.0 1156.4 1150.8 Analysis
15 Inter Region GE vs JHB Metro 2018 (U10A) 2018/10/06 2018/10/06 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1119.7 1094.5 Analysis
14 Chessnuts Spring 2018 (Kings) 2018/09/29 2018/09/29 Johannesburg Metro (GJM) Standard 60 0.83 5 5 1.0 1151.9 1124.9 Analysis
13 2018 Gauteng League Final (U11) 2018/08/24 2018/08/24 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1107.3 1094.5 Analysis
12 JHB Metro Junior Closed 2018 (U10) 2018/07/28 2018/07/29 Johannesburg Metro (GJM) Standard 90 0.94 6 6 4.0 1007.2 962.9 Analysis
11 Boksburg Chess Club Open 2018 (U10) 2018/07/14 2018/07/14 Ekurhuleni (GE) Standard 60 0.83 5 5 4.5 1007.2 962.9 Analysis
10 2018 Super 12 (Junior) 2018/05/05 2018/05/05 Tshwane (GTP) Rapid 30 0.60 5 5 3.5 986.8 888.2 Analysis
9 2018 Capablanca Swiss (C) 2018/04/27 2018/04/29 Tshwane (GTP) Standard 90 0.94 7 7 3.0 1066.9 1062.9 Analysis
8 Fonties Challenge 2018 (U13+U15) 2018/04/21 2018/04/21 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1066.9 1062.9 Analysis
7 2018 South African Junior Closed Chess Championships (U10 Girls) 2018/04/01 2018/04/07 Chess South Africa (CSA) Standard 120 1.00 11 11 7.5 1066.9 1062.9 Analysis
12
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 148 90 6 52 93.0 62.8 109.1 1063.3 1172.5
White 77 52 3 22 53.5 69.5 165.6 1078.6 1244.2
Black 71 38 3 30 39.5 55.6 47.9 1046.8 1094.7
Standard All 138 83 5 50 85.5 62.0 101.6 1063.3 1164.9
White 71 47 3 21 48.5 68.3 155.6 1076.6 1232.2
Black 67 36 2 29 37.0 55.2 44.4 1049.1 1093.5
Rapid All 10 7 1 2 7.5 75.0 212.5 1064.4 1276.9
White 6 5 0 1 5.0 83.3 283.3 1102.2 1385.6
Black 4 2 1 1 2.5 62.5 106.3 1007.7 1113.9
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 209092675 Ramlall, S (Sanjana) 5 0.0 0 0 5 0.0 1174.3 -425.0 749.3 View list
2 110092271 Bennie, J (Johannes) 2 2.0 2 0 0 100.0 942.7 425.0 1367.7 View list
3 209075200 Olivier, L (Lienke) 2 2.0 2 0 0 100.0 1206.0 425.0 1631.0 View list
4 210087580 Pauer, M (Mieke) 2 2.0 2 0 0 100.0 1066.2 425.0 1491.2 View list
5 109086017 Roetz, K (Kyle) 2 2.0 2 0 0 100.0 1149.7 425.0 1574.7 View list
6 110091701 Van Der Spuy, C (Christiaan) 2 2.0 2 0 0 100.0 891.0 425.0 1316.0 View list
7 110089114 Van Urk, M (Milan) 2 1.0 1 0 1 50.0 942.7 0.0 942.7 View list
8 109083783 Kushar, T (Tristan) 2 0.5 0 1 1 25.0 1063.5 -212.5 851.0 View list
9 109055124 Olkers, D (Declan) 2 0.0 0 0 2 0.0 1114.9 -425.0 689.9 View list
10 210083428 Rautenbach, H (Helen Christine) 2 0.0 0 0 2 0.0 1252.2 -425.0 827.2 View list
11 103089889 Crossley-Forest, K (Kyle) 1 1.0 1 0 0 100.0 1228.7 425.0 1653.7 View list
12 108087628 Cloete, C (Cristiano) 1 1.0 1 0 0 100.0 888.2 425.0 1313.2 View list
13 208071873 Chinoruma, T (Tawana) 1 1.0 1 0 0 100.0 1292.2 425.0 1717.2 View list
14 2070103238 Buys, M (Marcia-Leigh) 1 1.0 1 0 0 100.0 1337.7 425.0 1762.7 View list
15 2100097359 Bothma, J (Jaculene) 1 1.0 1 0 0 100.0 1007.2 425.0 1432.2 View list
16 209093436 Botha, M (Mariska) 1 1.0 1 0 0 100.0 1275.6 425.0 1700.6 View list
17 110091709 Botes, E (Evan) 1 1.0 1 0 0 100.0 1007.2 425.0 1432.2 View list
18 108961372 Barnard, S (Schalk) 1 1.0 1 0 0 100.0 888.2 425.0 1313.2 View list
19 106059902 Bopape, M (Morokwe) 1 1.0 1 0 0 100.0 1066.9 425.0 1491.9 View list
20 208088906 Beukes, J (Jamie-Nicole) 1 1.0 1 0 0 100.0 1066.9 425.0 1491.9 View list