Player Page

Rotherham, M (Michael)
Dob: 2007/10/22 (U18)
Gender: Male
Chess SA id: 1070097331
FIDE id:
Region: Nelson Mandela Bay (ENM)
Citizen: RSA
Title(s):
Last active: 2020/03/07 (1569 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
Current Raw rating905.8
Current Weighted rating905.8
Current Weighted performance279.4
Current official/published rating (highest between Raw, WR and WP)905.8
Current highest rating achieved1073.4
Current floor (min rating allowed)573.4
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)±252.2
Current Raw change used (final)0.0
Projected new Raw rating905.8
Projected new Weighed rating833.3
Projected new Weighted performance279.4
Projected new final Raw rating (if new WP > new Raw)905.8
Projected new highest rating1073.4
Projected new floor573.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)905.8
Projected effective change (new Official - current Official)=0.0
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
Current Raw rating878.4
Current Weighted rating878.4
Current Weighted performance279.4
Current official/published rating (highest between Raw, WR and WP)878.4
Current highest rating achieved1077.6
Current floor (min rating allowed)577.6
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)±262.2
Current Raw change used (final)0.0
Projected new Raw rating878.4
Projected new Weighed rating808.1
Projected new Weighted performance279.4
Projected new final Raw rating (if new WP > new Raw)878.4
Projected new highest rating1077.6
Projected new floor577.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)878.4
Projected effective change (new Official - current Official)-0.0
s
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
Current Raw rating1158.4
Current Weighted rating1158.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1158.4
Current highest rating achieved1158.4
Current floor (min rating allowed)658.4
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)±175.9
Current Raw change used (final)0.0
Projected new Raw rating1158.4
Projected new Weighed rating1065.7
Projected new Weighted performance70.8
Projected new final Raw rating (if new WP > new Raw)1158.4
Projected new highest rating1158.4
Projected new floor658.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1158.4
Projected effective change (new Official - current Official)=0.0
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
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
8 2020 NMBCU Chess Trials 2 2020 (U14) 2020/03/07 2020/03/07 Nelson Mandela Bay (ENM) Standard 62 0.84 5 0 0.0 905.8 878.4 Analysis
7 Nelson Mandela Bay Junior Trials 4 2019 (U14) 2019/07/12 2019/07/13 Nelson Mandela Bay (ENM) Standard 60 0.83 6 4 0.0 958.6 940.4 Analysis
6 NMBJCU Trials 3 2019 (U14) 2019/05/10 2019/05/11 Nelson Mandela Bay (ENM) Standard 60 0.83 6 5 1.5 955.9 934.4 Analysis
5 Nelson Mandela Bay Junior Chess Trials 2 2019 (U14) 2019/04/05 2019/04/06 Nelson Mandela Bay (ENM) Standard 60 0.83 6 5 1.0 991.8 981.2 Analysis
4 NMBCU Trials 1 2019 (U14) 2019/03/08 2019/03/09 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 1.0 1019.0 1011.6 Analysis
3 NMB First Trails 2018 (U12) 2018/03/23 2018/03/24 Nelson Mandela Bay (ENM) Standard 60 0.83 6 4 1.0 1073.4 1077.6 Analysis
2 Registration Tournament 2018 (B) 2018/02/23 2018/02/24 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 1.0 1200.0 1200.0 Analysis
1 Despatch Open 2018 (B) 2018/02/17 2018/02/17 Nelson Mandela Bay (ENM) Rapid 30 0.60 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 33 4 6 23 7.0 21.2 -244.7 1053.8 809.1
White 18 4 2 12 5.0 27.8 -188.9 1076.6 887.7
Black 15 0 4 11 2.0 13.3 -311.7 1026.5 714.8
Standard All 28 4 3 21 5.5 19.6 -258.0 1027.7 769.6
White 15 4 1 10 4.5 30.0 -170.0 1051.9 881.9
Black 13 0 2 11 1.0 7.7 -359.6 999.8 640.2
Rapid All 5 0 3 2 1.5 30.0 -170.0 1200.0 1030.0
White 3 0 1 2 0.5 16.7 -283.3 1200.0 916.7
Black 2 0 2 0 1.0 50.0 0.0 1200.0 1200.0
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 2060111087 Hickman, K (Kayla) 2 0.0 0 0 2 0.0 1005.4 -425.0 580.4 View list
2 1060111100 Kruger, Q (Quintin) 1 1.0 1 0 0 100.0 1019.0 425.0 1444.0 View list
3 1070111085 Brown, T (Troy) 1 1.0 1 0 0 100.0 991.8 425.0 1416.8 View list
4 1070111086 Boucher, B (Brian) 1 1.0 1 0 0 100.0 955.9 425.0 1380.9 View list
5 107070887 Peters, J (Jordan) 1 1.0 1 0 0 100.0 1073.4 425.0 1498.4 View list
6 1050097324 Boshoff, T (Trudie) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
7 1110097320 Ferreira, J (Johan) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
8 1050097335 Lemley, C (Christiaan) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
9 2060111103 Nyati, S (Simthandile) 1 0.5 0 1 0 50.0 955.9 0.0 955.9 View list
10 2090097722 Steenkamp, C (Colleen) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
11 210084060 Van Rooyen, M (Madison) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
12 107087641 Leeson, CL (Calib Lee) 1 0.0 0 0 1 0.0 1073.4 -425.0 648.4 View list
13 106070877 Mellet, A (Andries) 1 0.0 0 0 1 0.0 958.6 -425.0 533.6 View list
14 106087648 Masoka, O (Oyama) 1 0.0 0 0 1 0.0 958.6 -425.0 533.6 View list
15 206077390 Manto, M (Martha) 1 0.0 0 0 1 0.0 1019.0 -425.0 594.0 View list
16 106018016 Liebenberg, D (D) 1 0.0 0 0 1 0.0 955.9 -425.0 530.9 View list
17 1090097332 Kivido, R (Reece) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
18 1100111462 Johnson, J (Jared) 1 0.0 0 0 1 0.0 955.9 -425.0 530.9 View list
19 107057081 Holmes, AM (Alex) 1 0.0 0 0 1 0.0 991.8 -425.0 566.8 View list
20 106057424 Green, S (Shevandre) 1 0.0 0 0 1 0.0 991.8 -425.0 566.8 View list