Player Page

Plaatjies, B (Bjorn)
Dob: 2007/09/18 (U18)
Gender: Male
Chess SA id: 107057154
FIDE id:
Region: Pixley-ka-Seme (NCP)
Citizen: RSA
Title(s):
Last active: 2019/03/09 (1898 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 rating1213.4
Curent Weighted rating1213.4
Curent Weighted performance389.8
Current official/published rating (highest between Raw, WR and WP)1213.4
Current floor (min rating allowed)713.4
Current highest rating achieved1213.4
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)±162.7
Current Raw change used (final)0.0
Projected new Raw rating1213.4
Projected new Weighed rating1213.4
Projected new Weighted performance389.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1213.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1213.4
Projected new floor713.4
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 rating1074.8
Curent Weighted rating1074.8
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1074.8
Current floor (min rating allowed)574.8
Current highest rating achieved1074.8
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)±198.2
Current Raw change used (final)0.0
Projected new Raw rating1074.8
Projected new Weighed rating1074.8
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1074.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1074.8
Projected new floor574.8
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 rating964.0
Curent Weighted rating964.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)964.0
Current floor (min rating allowed)500.0
Current highest rating achieved964.0
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)±232.1
Current Raw change used (final)0.0
Projected new Raw rating964.0
Projected new Weighed rating964.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)964.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating964.0
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 rating678.0
Curent Weighted rating678.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)678.0
Current floor (min rating allowed)500.0
Current highest rating achieved678.0
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)±348.8
Current Raw change used (final)0.0
Projected new Raw rating678.0
Projected new Weighed rating678.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)678.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating678.0
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
8 Pixley ka Seme Schools Trials 2019 (U13 Boys) 2019/03/09 2019/03/09 Pixley-ka-Seme (NCP) Standard 60 0.83 5 5 5.0 1058.8 908.4 Analysis
7 Caledon Casino Open 2018 (U12) 2018/08/04 2018/08/04 Overberg (WOS) Standard 60 0.83 5 5 3.0 1004.1 818.4 Analysis
6 Cape Winelands Schools Chess - Top Schools 2018 (U13 Mix) 2018/07/28 2018/07/28 Cape Winelands (WCW) Rapid 30 0.60 5 5 3.0 969.8 882.0 Analysis
5 Cape Winelands Schools Prestige 2018 (U11 Boys) 2018/03/24 2018/03/25 Cape Winelands (WCW) Standard 60 0.83 7 7 4.0 798.1 756.8 Analysis
4 Strategema Club 2018 (U12) 2018/03/10 2018/03/10 Cape Winelands (WCW) Rapid 30 0.60 5 5 4.0 798.1 762.0 Analysis
3 Cape Winelands Schools Trials 1 2018 (U11 Boys) 2018/03/03 2018/03/03 Cape Winelands (WCW) Rapid 30 0.60 6 6 2.0 798.1 762.0 Analysis
2 PHBS Rememberance Tournament 2018 (Youth) 2018/02/23 2018/02/24 Cape Town (WCT) Standard 60 0.83 6 5 2.0 678.0 678.0 Analysis
1 North Boland Trials 2018 (U11 Boys) 2018/02/17 2018/02/17 Cape Winelands (WCW) Rapid 30 0.60 5 5 3.5 678.0 678.0 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 43 26 1 16 26.5 61.6 98.8 1045.5 1144.4
White 24 13 0 11 13.0 54.2 35.4 1078.3 1113.7
Black 19 13 1 5 13.5 71.1 178.9 1004.2 1183.1
Standard All 22 14 0 8 14.0 63.6 115.9 1099.5 1215.4
White 13 9 0 4 9.0 69.2 163.5 1110.5 1274.0
Black 9 5 0 4 5.0 55.6 47.2 1083.5 1130.7
Rapid All 21 12 1 8 12.5 59.5 81.0 989.0 1070.0
White 11 4 0 7 4.0 36.4 -115.9 1040.2 924.3
Black 10 8 1 1 8.5 85.0 297.5 932.8 1230.3
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 107057156 Van Zyl, R (Rigter) 3 0.0 0 0 3 0.0 758.1 -425.0 333.1 View list
2 1070097985 Anderson, N (Neo) 2 1.0 1 0 1 50.0 798.1 0.0 798.1 View list
3 107060804 Rennie, D (David) 2 1.0 1 0 1 50.0 798.1 0.0 798.1 View list
4 107078359 Davids, R (Rafael) 2 0.5 0 1 1 25.0 738.0 -212.5 525.5 View list
5 1080104270 Isaacs, L (Lyle) 1 1.0 1 0 0 100.0 969.8 425.0 1394.8 View list
6 1040097429 Gouws, C (Christiaan) 1 1.0 1 0 0 100.0 678.0 425.0 1103.0 View list
7 107069622 Gibson, H (Harrison) 1 1.0 1 0 0 100.0 1004.1 425.0 1429.1 View list
8 1070110893 Fortuin, D (De Aundre) 1 1.0 1 0 0 100.0 1058.8 425.0 1483.8 View list
9 1070104326 Esterhuizen, H (Henco) 1 1.0 1 0 0 100.0 1004.1 425.0 1429.1 View list
10 107078353 De Wet, M (Malcolm) 1 1.0 1 0 0 100.0 798.1 425.0 1223.1 View list
11 1070098109 De Villiers, M (Mikyle) 1 1.0 1 0 0 100.0 798.1 425.0 1223.1 View list
12 1050097437 Coleman, J (Jack) 1 1.0 1 0 0 100.0 798.1 425.0 1223.1 View list
13 1040097434 Botha , S (Samuel Steyn) 1 1.0 1 0 0 100.0 678.0 425.0 1103.0 View list
14 1060110894 Jonas, D (Dewaan) 1 1.0 1 0 0 100.0 1058.8 425.0 1483.8 View list
15 108087348 Jansen, C (Cheslin) 1 1.0 1 0 0 100.0 798.1 425.0 1223.1 View list
16 107049652 Jacobs, CJ (Christiaan) 1 1.0 1 0 0 100.0 798.1 425.0 1223.1 View list
17 107078341 Ismail, A (Amar) 1 1.0 1 0 0 100.0 678.0 425.0 1103.0 View list
18 1070110889 Adams, J (Juandre) 1 1.0 1 0 0 100.0 1058.8 425.0 1483.8 View list
19 107078342 King, B (Brandon) 1 1.0 1 0 0 100.0 798.1 425.0 1223.1 View list
20 2070097085 Joseph, H (Halle) 1 1.0 1 0 0 100.0 798.1 425.0 1223.1 View list