Player Page

Whitehead, Z (Zarron)
Dob: 2008/12/08 (U18)
Gender: Male
Chess SA id: 108095755
FIDE id:
Region: Nelson Mandela Bay (ENM)
Citizen: RSA
Title(s):
Last active: 2018/07/21 (2143 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 rating1076.9
Curent Weighted rating1076.9
Curent Weighted performance247.2
Current official/published rating (highest between Raw, WR and WP)1076.9
Current floor (min rating allowed)701.5
Current highest rating achieved1201.5
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)±197.6
Current Raw change used (final)0.0
Projected new Raw rating1076.9
Projected new Weighed rating1076.9
Projected new Weighted performance247.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1076.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1201.5
Projected new floor701.5
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 rating1028.8
Curent Weighted rating1028.8
Curent Weighted performance240.8
Current official/published rating (highest between Raw, WR and WP)1028.8
Current floor (min rating allowed)658.4
Current highest rating achieved1158.4
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)±211.6
Current Raw change used (final)0.0
Projected new Raw rating1028.8
Projected new Weighed rating1028.8
Projected new Weighted performance240.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1028.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1158.4
Projected new floor658.4
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 rating1260.0
Curent Weighted rating1260.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1260.0
Current floor (min rating allowed)760.0
Current highest rating achieved1260.0
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)±152.2
Current Raw change used (final)0.0
Projected new Raw rating1260.0
Projected new Weighed rating1260.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1260.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1260.0
Projected new floor760.0
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 rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)760.0
Current highest rating achieved1200.0
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 rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor760.0
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
6 NMBJC Trials 4 2018 (U12) 2018/07/20 2018/07/21 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 2.5 1083.2 1036.4 Analysis
5 NMB Youth Chess Trial 3 2018 (U12) 2018/05/11 2018/05/12 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1129.9 1088.8 Analysis
4 Alekhine Open Chess Tournament 2018 (B) 2018/05/04 2018/05/05 Nelson Mandela Bay (ENM) Standard 65 0.85 5 5 2.0 1129.9 1088.8 Analysis
3 NMB Second Trials 2018 (U12) 2018/04/20 2018/04/22 Nelson Mandela Bay (ENM) Standard 120 1.00 5 5 2.0 1201.5 1158.4 Analysis
2 NMB First Trails 2018 (U12) 2018/03/23 2018/03/24 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1200.0 1200.0 Analysis
1 2018 Boardwalk Pearson Open (Devlopment) 2018/03/17 2018/03/17 Nelson Mandela Bay (ENM) Rapid 30 0.60 6 6 4.5 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 16 2 15 17.0 51.5 12.9 1048.0 1060.8
White 15 7 1 7 7.5 50.0 0.0 1066.5 1066.5
Black 18 9 1 8 9.5 52.8 23.6 1032.5 1056.1
Standard All 27 12 1 14 12.5 46.3 -31.5 1014.2 982.7
White 12 5 0 7 5.0 41.7 -70.8 1033.1 962.3
Black 15 7 1 7 7.5 50.0 0.0 999.0 999.0
Rapid All 6 4 1 1 4.5 75.0 212.5 1200.0 1412.5
White 3 2 1 0 2.5 83.3 283.3 1200.0 1483.3
Black 3 2 0 1 2.0 66.7 141.7 1200.0 1341.7
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 108067365 Le Roux, S (Seth) 2 1.0 1 0 1 50.0 1200.8 0.0 1200.8 View list
2 107057081 Holmes, AM (Alex) 2 0.5 0 1 1 25.0 1106.6 -212.5 894.1 View list
3 107057089 Serfontein, DD (Daniel) 2 0.0 0 0 2 0.0 1142.3 -425.0 717.3 View list
4 1100099506 Du Plessis, J (Joshua) 1 1.0 1 0 0 100.0 1129.9 425.0 1554.9 View list
5 1080111446 Dolf, A (Armielio) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1080099511 Camacho, C (Connor) 1 1.0 1 0 0 100.0 1201.5 425.0 1626.5 View list
7 1080097323 Busto, E (Enrico) 1 1.0 1 0 0 100.0 1129.9 425.0 1554.9 View list
8 107077372 Griezel, R (Reuben) 1 1.0 1 0 0 100.0 1129.9 425.0 1554.9 View list
9 2070099516 Le Roux, R (Roxanne) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 108085405 Knox, S (Steven) 1 1.0 1 0 0 100.0 1083.2 425.0 1508.2 View list
11 1060148339 Julius, S (Shakirah) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 1090099499 Jacobs, D (Dewan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
13 109090132 Mcoyana, L (Lucwangco) 1 1.0 1 0 0 100.0 1129.9 425.0 1554.9 View list
14 207094410 Magadla, L (Lathitha) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
15 108067366 Ngindana, K (Kungawo) 1 1.0 1 0 0 100.0 1083.2 425.0 1508.2 View list
16 1070099517 Ozah, N (Njabulo) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
17 1090148359 Slabbert, Z (Zack) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
18 1080101548 Williams, C (Christiano) 1 1.0 1 0 0 100.0 1129.9 425.0 1554.9 View list
19 1060148368 Van Vuuren, C (Christian) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
20 107087641 Leeson, CL (Calib Lee) 1 0.0 0 0 1 0.0 1083.2 -425.0 658.2 View list