Player Page

Robbetze, Z (Zamian)
Dob: 2008/09/05 (U18)
Gender: Male
Chess SA id: 1080135404
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2024/03/02 (72 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 rating1192.6
Curent Weighted rating1222.4
Curent Weighted performance991.2
Current official/published rating (highest between Raw, WR and WP)1222.4
Current floor (min rating allowed)757.8
Current highest rating achieved1257.8
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)±167.6
Current Raw change used (final)0.0
Projected new Raw rating1192.6
Projected new Weighed rating1219.4
Projected new Weighted performance991.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1219.4
Projected effective change (new Official - current Official)-3.0
Projected new highest rating1257.8
Projected new floor757.8
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 rating1207.5
Curent Weighted rating1227.8
Curent Weighted performance995.8
Current official/published rating (highest between Raw, WR and WP)1227.8
Current floor (min rating allowed)771.6
Current highest rating achieved1271.6
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)±164.1
Current Raw change used (final)0.0
Projected new Raw rating1207.5
Projected new Weighed rating1225.5
Projected new Weighted performance995.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1225.5
Projected effective change (new Official - current Official)-2.3
Projected new highest rating1271.6
Projected new floor771.6
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 rating1164.0
Curent Weighted rating1194.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1194.4
Current floor (min rating allowed)700.0
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)±174.5
Current Raw change used (final)0.0
Projected new Raw rating1164.0
Projected new Weighed rating1191.7
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1191.7
Projected effective change (new Official - current Official)-2.6
Projected new highest rating1200.0
Projected new floor700.0
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)700.0
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 floor700.0
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 Kempton Park Cluster Individuals 2024 (U18 Boys) 2024/03/02 2024/03/02 Ekurhuleni (GE) Rapid 30 0.60 5 4 1.0 1209.4 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
7 Kempton Park Cluster Individuals 2024 (U18 Boys) 2024/03/02 2024/03/02 Ekurhuleni (GE) Rapid 30 0.60 5 4 1.0 1209.4 1200.0 Analysis
6 2023 Gauteng Top Schools (U15 Mixed) 2023/08/19 2023/08/19 West Rand (GWR) Standard 60 0.83 5 5 1.5 1254.8 1265.5 Analysis
5 Ekhuruleni Chess Trials 1 2023 (U16) 2023/03/25 2023/03/25 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1257.8 1271.6 Analysis
4 2022 Gauteng Schools Team Championships (U15 Open) 2022/08/26 2022/08/26 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1186.1 1183.0 Analysis
3 Ekurhuleni-North Schools Teams 2022 (U15) 2022/08/13 2022/08/13 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1186.1 1183.0 Analysis
2 Ekurhuleni-North Schools Finals Indiv 2022 (U15 Boys) 2022/05/14 2022/05/14 Ekurhuleni (GE) Standard 60 0.83 5 5 1.5 1216.6 1220.4 Analysis
1 Ekurhuleni North Schools District Finals 2021 (U13 Boys) 2021/09/11 2021/09/11 Ekurhuleni (GE) 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 4 1 0 3 1.0 25.0 -212.5 1255.9 1043.4
White 2 0 0 2 0.0 0.0 -425.0 1176.5 751.5
Black 2 1 0 1 1.0 50.0 0.0 1335.2 1335.2
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 4 1 0 3 1.0 25.0 -212.5 1255.9 1043.4
White 2 0 0 2 0.0 0.0 -425.0 1176.5 751.5
Black 2 1 0 1 1.0 50.0 0.0 1335.2 1335.2
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 34 15 3 16 16.5 48.5 -12.5 1214.1 1201.6
White 16 6 0 10 6.0 37.5 -106.3 1214.5 1108.2
Black 18 9 3 6 10.5 58.3 70.8 1213.8 1284.6
Standard All 30 14 3 13 15.5 51.7 14.2 1208.5 1222.7
White 14 6 0 8 6.0 42.9 -60.7 1219.9 1159.1
Black 16 8 3 5 9.5 59.4 79.7 1198.6 1278.3
Rapid All 4 1 0 3 1.0 25.0 -212.5 1255.9 1043.4
White 2 0 0 2 0.0 0.0 -425.0 1176.5 751.5
Black 2 1 0 1 1.0 50.0 0.0 1335.2 1335.2
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 1080134729 De Lange, Z (Zander) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 1080144862 Hendricks, C (Craighan) 1 1.0 1 0 0 100.0 1186.1 425.0 1611.1 View list
3 1080142785 Fraser, D (Donald) 1 1.0 1 0 0 100.0 1216.6 425.0 1641.6 View list
4 1080101213 Kutyauripo, P (Peace) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 2070144872 Naidoo, M (Marisa) 1 1.0 1 0 0 100.0 1186.1 425.0 1611.1 View list
6 1080146007 Muleba, M (Matthew) 1 1.0 1 0 0 100.0 1186.1 425.0 1611.1 View list
7 1080145999 Mcgurk, P (Paul) 1 1.0 1 0 0 100.0 1186.1 425.0 1611.1 View list
8 1070144859 Breytenbach, J (Jandrey) 1 1.0 1 0 0 100.0 1186.1 425.0 1611.1 View list
9 2090153011 Pakkiri, S (Shamikka) 1 1.0 1 0 0 100.0 1257.8 425.0 1682.8 View list
10 2080142598 Pinhao, C (Catia) 1 1.0 1 0 0 100.0 1186.1 425.0 1611.1 View list
11 1090135402 Rees, M (Matthew Brian) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 1090153014 Sairai, N (Nyasha) 1 1.0 1 0 0 100.0 1257.8 425.0 1682.8 View list
13 1070301504 Selopyane, N (Nhlanhla) 1 1.0 1 0 0 100.0 1209.4 425.0 1634.4 View list
14 1080161101 Tshivule, R (Risuna) 1 1.0 1 0 0 100.0 1254.8 425.0 1679.8 View list
15 207091197 Vogel, D (Dane) 1 1.0 1 0 0 100.0 1186.1 425.0 1611.1 View list
16 1090113097 Makhubalo, OT (Olwethu Thembelihle) 1 0.5 0 1 0 50.0 1216.6 0.0 1216.6 View list
17 1080146014 Nkosi, B (Bulelani Alwande Asenathi) 1 0.5 0 1 0 50.0 1254.8 0.0 1254.8 View list
18 1080146024 Sambo, L (Loago Firtunate) 1 0.5 0 1 0 50.0 1186.1 0.0 1186.1 View list
19 1080116110 Nkoana, G (Given) 1 0.0 0 0 1 0.0 1254.8 -425.0 829.8 View list
20 1090101484 Negota, K (Khodani) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list