Player Page

Perkins, R (Ryan)
Dob: 2006/01/19 (U20)
Gender: Male
Chess SA id: 106051730
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2022/03/06 (808 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 rating1425.0
Curent Weighted rating1425.0
Curent Weighted performance659.9
Current official/published rating (highest between Raw, WR and WP)1425.0
Current floor (min rating allowed)955.7
Current highest rating achieved1455.7
Current K-factor32
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)±120.3
Current Raw change used (final)0.0
Projected new Raw rating1425.0
Projected new Weighed rating1425.0
Projected new Weighted performance659.9
Projected new official/published rating (highest between new Raw, new WR and new WP)1425.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1455.7
Projected new floor955.7
Projected new K-facor32
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 rating1444.7
Curent Weighted rating1444.7
Curent Weighted performance655.0
Current official/published rating (highest between Raw, WR and WP)1444.7
Current floor (min rating allowed)944.7
Current highest rating achieved1444.7
Current K-factor32
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)±117.0
Current Raw change used (final)0.0
Projected new Raw rating1444.7
Projected new Weighed rating1444.7
Projected new Weighted performance655.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1444.7
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1444.7
Projected new floor944.7
Projected new K-facor32
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 rating861.4
Curent Weighted rating861.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)861.4
Current floor (min rating allowed)500.0
Current highest rating achieved871.0
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)±268.6
Current Raw change used (final)0.0
Projected new Raw rating861.4
Projected new Weighed rating861.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)861.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating871.0
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 rating811.4
Curent Weighted rating811.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)811.4
Current floor (min rating allowed)500.0
Current highest rating achieved824.0
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)±288.5
Current Raw change used (final)0.0
Projected new Raw rating811.4
Projected new Weighed rating811.4
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)811.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating824.0
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
18 District North 2022 (U18) 2022/03/06 2022/03/06 Cape Town (WCT) Rapid 30 0.60 6 2 0.0 1455.7 871.0 Analysis
17 Metro North Individual Trials 2020 (U15) 2020/02/07 2020/02/08 Cape Town (WCT) Standard 60 0.83 6 4 4.0 1394.8 1377.9 Analysis
16 2019 South African Junior Team Championships (U14B) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 6.0 1320.3 1303.0 Analysis
15 Western Cape Top Schools 2019 (U13 Mix) 2019/08/31 2019/09/01 Cape Winelands (WCW) Standard 60 0.83 5 5 4.0 1227.7 1218.1 Analysis
14 Curro Durbanville Chess Tournament 2019 (Premier) 2019/08/23 2019/08/24 Cape Town (WCT) Standard 60 0.83 6 6 4.0 1164.3 1156.1 Analysis
13 2019 WP Youth Open (C) 2019/07/13 2019/07/13 Cape Town (WCT) Standard 60 0.83 5 0 0.0 1164.3 1156.1 Analysis
12 Stellenberg Youth Chess Championship 2019 (B) 2019/04/30 2019/05/01 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1145.1 1134.8 Analysis
11 Steinitz Chess Festival 2019 (C) 2019/04/05 2019/04/07 Cape Town (WCT) Standard 70 0.87 6 6 3.5 1077.8 1073.5 Analysis
10 District North Schools Chess Trials 2019 (U13) 2019/01/25 2019/01/26 Cape Town (WCT) Standard 60 0.83 6 6 4.0 1003.8 995.0 Analysis
9 South African Junior Team Championships 2018 (U14B) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 3.5 1031.0 1021.8 Analysis
8 ACL Chess Festival 2018 (Open) 2018/10/05 2018/10/07 Cape Town (WCT) Standard 120 1.00 5 3 1.0 1009.8 988.4 Analysis
7 Western Cape Top Schools 2018 (U13 Mix) 2018/08/25 2018/08/26 Overberg (WOS) Standard 60 0.83 5 5 2.0 999.8 980.4 Analysis
6 Stellenberg Youth Chess Champs 2018 (C) 2018/06/22 2018/06/23 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1042.3 995.0 Analysis
5 Crossroads Open Chess Championship 2018 (C) 2018/04/27 2018/04/29 Cape Town (WCT) Standard 120 1.00 6 6 4.0 945.5 938.2 Analysis
4 2018 Steinitz Chess Festival (B) 2018/03/21 2018/03/25 Cape Town (WCT) Standard 90 0.94 7 7 2.0 911.8 887.4 Analysis
3 2018 WP Schools Closed Trials (U13 Boys) 2018/03/09 2018/03/10 Cape Town (WCT) Standard 60 0.83 6 6 3.0 911.8 887.4 Analysis
2 Welgemoed Chess Challenge 2018 (U14) 2018/02/24 2018/02/24 Cape Town (WCT) Rapid 30 0.60 5 5 3.0 811.4 811.4 Analysis
1 District North Schools Chess Open Trials 2018 (U13) 2018/02/09 2018/02/10 Cape Town (WCT) Standard 60 0.83 6 5 3.0 811.4 811.4 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 92 51 4 37 53.0 57.6 64.7 1115.9 1180.6
White 47 23 4 20 25.0 53.2 27.1 1118.6 1145.7
Black 45 28 0 17 28.0 62.2 103.9 1113.2 1217.1
Standard All 85 48 4 33 50.0 58.8 75.0 1121.0 1196.0
White 43 21 4 18 23.0 53.5 29.7 1119.3 1149.0
Black 42 27 0 15 27.0 64.3 121.4 1122.7 1244.1
Rapid All 7 3 0 4 3.0 42.9 -60.7 1054.6 993.8
White 4 2 0 2 2.0 50.0 0.0 1110.5 1110.5
Black 3 1 0 2 1.0 33.3 -141.7 979.9 838.2
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 210092081 Van Heerden, H (Hannah Rose) 2 1.0 1 0 1 50.0 1121.0 0.0 1121.0 View list
2 106064603 Viljoen, R (Reinhard) 2 0.0 0 0 2 0.0 861.6 -425.0 436.6 View list
3 106072018 Bantam, G (Gio) 1 1.0 1 0 0 100.0 1227.7 425.0 1652.7 View list
4 106065030 Burger, M (Marius) 1 1.0 1 0 0 100.0 1394.8 425.0 1819.8 View list
5 106059113 Chang, S (Sebastian) 1 1.0 1 0 0 100.0 1320.3 425.0 1745.3 View list
6 1060096530 Collison, D (David) 1 1.0 1 0 0 100.0 911.8 425.0 1336.8 View list
7 1060096912 De Lange, OB (Oden ) 1 1.0 1 0 0 100.0 811.4 425.0 1236.4 View list
8 1020099538 De Koker, C (Chad) 1 1.0 1 0 0 100.0 911.8 425.0 1336.8 View list
9 1050131023 De Beer, Z (Zandre) 1 1.0 1 0 0 100.0 1394.8 425.0 1819.8 View list
10 105094459 Gatya, X (Xolani) 1 1.0 1 0 0 100.0 945.5 425.0 1370.5 View list
11 1050096911 Forbes, C (Conwill) 1 1.0 1 0 0 100.0 811.4 425.0 1236.4 View list
12 2050131025 Dzvene, I (Isabell) 1 1.0 1 0 0 100.0 1394.8 425.0 1819.8 View list
13 1050100472 Gxavu, Y (Yanga) 1 1.0 1 0 0 100.0 945.5 425.0 1370.5 View list
14 105058919 Hufton, O (Oliver) 1 1.0 1 0 0 100.0 811.4 425.0 1236.4 View list
15 108092067 Imrie, D (Daniel) 1 1.0 1 0 0 100.0 1042.3 425.0 1467.3 View list
16 1090112746 Jackson, M (Minenthle) 1 1.0 1 0 0 100.0 1145.1 425.0 1570.1 View list
17 107058910 Jacobs, J (Jordan) 1 1.0 1 0 0 100.0 1394.8 425.0 1819.8 View list
18 106054537 Khan, S (Sher Ali) 1 1.0 1 0 0 100.0 911.8 425.0 1336.8 View list
19 106086419 Le Roux, N (Nicolaas) 1 1.0 1 0 0 100.0 1320.3 425.0 1745.3 View list
20 1070107975 Lewis, I (Imaad) 1 1.0 1 0 0 100.0 1003.8 425.0 1428.8 View list