Player Page

Jaftha, Z (Zain)
Dob: 2008/03/05 (U18)
Gender: Male
Chess SA id: 1080097289
FIDE id:
Region: Buffalo City (EBC)
Citizen: RSA
Title(s):
Last active: 2020/03/14 (1562 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 rating1130.4
Current Weighted rating1130.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1130.4
Current highest rating achieved1200.3
Current floor (min rating allowed)700.3
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)±183.1
Current Raw change used (final)0.0
Projected new Raw rating1130.4
Projected new Weighed rating1040.0
Projected new Weighted performance400.5
Projected new final Raw rating (if new WP > new Raw)1130.4
Projected new highest rating1200.3
Projected new floor700.3
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1130.4
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 rating1116.5
Current Weighted rating1116.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1116.5
Current highest rating achieved1200.4
Current floor (min rating allowed)700.4
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)±186.8
Current Raw change used (final)0.0
Projected new Raw rating1116.5
Projected new Weighed rating1027.2
Projected new Weighted performance400.5
Projected new final Raw rating (if new WP > new Raw)1116.5
Projected new highest rating1200.4
Projected new floor700.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1116.5
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
4 3rd BC Chess Trials 2020 (U14B) 2020/03/14 2020/03/14 Buffalo City (EBC) Standard 60 0.83 5 5 2.0 1149.5 1139.2 Analysis
3 BC Trials 1 2020 (U14B) 2020/02/15 2020/02/15 Buffalo City (EBC) Standard 60 0.83 5 5 1.5 1173.7 1166.6 Analysis
2 Vikings League 3 of 6 2019 (Little League) 2019/08/24 2019/08/24 Buffalo City (EBC) Standard 60 0.83 5 5 2.0 1200.3 1200.4 Analysis
1 Buffalo City 1st Chess Trials 2018 (U12B) 2018/02/17 2018/02/17 Buffalo City (EBC) Standard 60 0.83 5 5 3.0 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 20 8 1 11 8.5 42.5 -63.8 1130.5 1066.7
White 9 3 0 6 3.0 33.3 -141.7 1162.3 1020.6
Black 11 5 1 5 5.5 50.0 0.0 1104.4 1104.4
Standard All 20 8 1 11 8.5 42.5 -63.8 1130.5 1066.7
White 9 3 0 6 3.0 33.3 -141.7 1162.3 1020.6
Black 11 5 1 5 5.5 50.0 0.0 1104.4 1104.4
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 1100105498 Prinsloo, E (Elih) 1 1.0 1 0 0 100.0 1200.3 425.0 1625.3 View list
2 2080131159 Geyer, D (Danica) 1 1.0 1 0 0 100.0 1149.5 425.0 1574.5 View list
3 2070097275 Mbilase, U (Unakho) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1080133039 Liwani, P (Philani) 1 1.0 1 0 0 100.0 1149.5 425.0 1574.5 View list
5 1080097281 Nel, C (Christiaan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 2110117941 Whaling, J (Jamie Lee) 1 1.0 1 0 0 100.0 1200.3 425.0 1625.3 View list
7 1080097276 Van Deventer, P (Philipa) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 2080131168 Richter, J (Jasmin) 1 1.0 1 0 0 100.0 1173.7 425.0 1598.7 View list
9 2070131166 Ramba, L (Likhanye) 1 0.5 0 1 0 50.0 1173.7 0.0 1173.7 View list
10 107078253 Ngcaba, B (Bulelani) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
11 1060131170 Taylor, S (Seth) 1 0.0 0 0 1 0.0 1173.7 -425.0 748.7 View list
12 1070105737 Sumner, J (Jean-Paul) 1 0.0 0 0 1 0.0 1149.5 -425.0 724.5 View list
13 107092610 Qinya, L (Lutho) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
14 2060131165 Puttini, O (Onika) 1 0.0 0 0 1 0.0 1173.7 -425.0 748.7 View list
15 1070131164 Mdongeni, M (Mihlali) 1 0.0 0 0 1 0.0 1173.7 -425.0 748.7 View list
16 109088683 Mdingi, L (Limnandi) 1 0.0 0 0 1 0.0 1200.3 -425.0 775.3 View list
17 1110109264 Gower, D (Daniel) 1 0.0 0 0 1 0.0 1200.3 -425.0 775.3 View list
18 1070109292 Gangqa, E (Esinayo) 1 0.0 0 0 1 0.0 1149.5 -425.0 724.5 View list
19 1070116885 Dyobiso, M (Mfobenkosi) 1 0.0 0 0 1 0.0 1149.5 -425.0 724.5 View list
20 1090106163 Cressey, RJ (Ryelee Jordan) 1 0.0 0 0 1 0.0 1200.3 -425.0 775.3 View list