Player Page

Chen, Z (Ziheng)
Dob: 2008/07/23 (U18)
Gender: Male
Chess SA id: 1080131158
FIDE id:
Region: Buffalo City (EBC)
Citizen: RSA
Title(s):
Last active: 2020/03/14 (1715 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 rating1133.3
Current Weighted rating1133.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1133.3
Current highest rating achieved1133.3
Current floor (min rating allowed)633.3
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)±182.3
Current Raw change used (final)0.0
Projected new Raw rating1133.3
Projected new Weighed rating1042.6
Projected new Weighted performance355.0
Projected new final Raw rating (if new WP > new Raw)1133.3
Projected new highest rating1133.3
Projected new floor633.3
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1133.3
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 rating1120.0
Current Weighted rating1120.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1120.0
Current highest rating achieved1120.0
Current floor (min rating allowed)620.0
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)±185.8
Current Raw change used (final)0.0
Projected new Raw rating1120.0
Projected new Weighed rating1030.4
Projected new Weighted performance355.0
Projected new final Raw rating (if new WP > new Raw)1120.0
Projected new highest rating1120.0
Projected new floor620.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1120.0
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 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
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
3 3rd BC Chess Trials 2020 (U14B) 2020/03/14 2020/03/14 Buffalo City (EBC) Standard 60 0.83 5 5 2.5 1128.0 1110.0 Analysis
2 BC Trials 2 2020 (U14B) 2020/02/29 2020/02/29 Buffalo City (EBC) Standard 60 0.83 5 5 2.5 1200.0 1200.0 Analysis
1 BC Trials 1 2020 (U14B) 2020/02/15 2020/02/15 Buffalo City (EBC) Standard 60 0.83 5 5 2.0 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 15 6 2 7 7.0 46.7 -28.3 1095.2 1066.9
White 9 5 1 3 5.5 61.1 94.4 1051.9 1146.3
Black 6 1 1 4 1.5 25.0 -212.5 1160.3 947.8
Standard All 15 6 2 7 7.0 46.7 -28.3 1095.2 1066.9
White 9 5 1 3 5.5 61.1 94.4 1051.9 1146.3
Black 6 1 1 4 1.5 25.0 -212.5 1160.3 947.8
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 208076313 Komans, A (Aggie) 2 2.0 2 0 0 100.0 1200.0 425.0 1625.0 View list
2 2080131171 Tshume, S (Sesona) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1080133039 Liwani, P (Philani) 1 1.0 1 0 0 100.0 1128.0 425.0 1553.0 View list
4 2070131166 Ramba, L (Likhanye) 1 1.0 1 0 0 100.0 1128.0 425.0 1553.0 View list
5 1070132613 Hasselberg, P (Paul) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1080099420 Du Toit, G (Gabriel) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
7 1080133037 Bhana, C (Callon) 1 0.5 0 1 0 50.0 1128.0 0.0 1128.0 View list
8 1060131170 Taylor, S (Seth) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
9 1070133040 Mphofu, O (Ongama) 1 0.0 0 0 1 0.0 1128.0 -425.0 703.0 View list
10 1070131164 Mdongeni, M (Mihlali) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
11 2070097285 Mathew, S (Sreya) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
12 208088689 Manadan, A (Anina) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
13 1070116885 Dyobiso, M (Mfobenkosi) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
14 2070109707 Dlova, S (Simanye) 1 0.0 0 0 1 0.0 1128.0 -425.0 703.0 View list