Player Page

Mackenzie, J (Jarian)
Dob: 2007/07/09 (U18)
Gender: Male
Chess SA id: 1070191715
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2024/02/17 (278 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 rating1076.8
Current Weighted rating1122.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1122.4
Current highest rating achieved1125.9
Current floor (min rating allowed)625.9
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)±197.6
Current Raw change used (final)0.0
Projected new Raw rating1076.8
Projected new Weighed rating1030.3
Projected new Weighted performance442.6
Projected new final Raw rating (if new WP > new Raw)1076.8
Projected new highest rating1125.9
Projected new floor625.9
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1076.8
Projected effective change (new Official - current Official)-45.6
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 rating1112.0
Current Weighted rating1142.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1142.8
Current highest rating achieved1112.0
Current floor (min rating allowed)612.0
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)±188.0
Current Raw change used (final)0.0
Projected new Raw rating1112.0
Projected new Weighed rating1049.7
Projected new Weighted performance248.1
Projected new final Raw rating (if new WP > new Raw)1112.0
Projected new highest rating1112.0
Projected new floor612.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1112.0
Projected effective change (new Official - current Official)-30.8
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 rating1103.2
Current Weighted rating1141.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1141.9
Current highest rating achieved1103.2
Current floor (min rating allowed)603.2
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)±190.3
Current Raw change used (final)0.0
Projected new Raw rating1103.2
Projected new Weighed rating1048.8
Projected new Weighted performance257.0
Projected new final Raw rating (if new WP > new Raw)1103.2
Projected new highest rating1103.2
Projected new floor603.2
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1103.2
Projected effective change (new Official - current Official)-38.7
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 achieved0.0
Current floor (min rating allowed)700.0
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)±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 rating0.0
Projected new floor700.0
Projected new K-facor40
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.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 Cape Winelands Schools - HS Trials 1 2024 (U18 Boys) 2024/02/17 2024/02/17 Cape Winelands (WCW) Rapid 35 0.66 6 6 0.5 1125.9 1200.0 Analysis
1 Cape Winelands - Marie Delport Memorial 2024 (Open) 2024/01/27 2024/01/28 Cape Winelands (WCW) Standard 70 0.87 6 5 0.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
2 Cape Winelands Schools - HS Trials 1 2024 (U18 Boys) 2024/02/17 2024/02/17 Cape Winelands (WCW) Rapid 35 0.66 6 6 0.5 1125.9 1200.0 Analysis
1 Cape Winelands - Marie Delport Memorial 2024 (Open) 2024/01/27 2024/01/28 Cape Winelands (WCW) Standard 70 0.87 6 5 0.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 11 0 1 10 0.5 4.5 -386.4 1227.9 841.6
White 4 0 1 3 0.5 12.5 -318.8 1224.5 905.7
Black 7 0 0 7 0.0 0.0 -425.0 1229.9 804.9
Standard All 5 0 0 5 0.0 0.0 -425.0 1254.0 829.0
White 2 0 0 2 0.0 0.0 -425.0 1229.8 804.8
Black 3 0 0 3 0.0 0.0 -425.0 1270.1 845.1
Rapid All 6 0 1 5 0.5 8.3 -354.2 1206.2 852.1
White 2 0 1 1 0.5 25.0 -212.5 1219.1 1006.6
Black 4 0 0 4 0.0 0.0 -425.0 1199.8 774.8
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 11 0 1 10 0.5 4.5 -386.4 1227.9 841.6
White 4 0 1 3 0.5 12.5 -318.8 1224.5 905.7
Black 7 0 0 7 0.0 0.0 -425.0 1229.9 804.9
Standard All 5 0 0 5 0.0 0.0 -425.0 1254.0 829.0
White 2 0 0 2 0.0 0.0 -425.0 1229.8 804.8
Black 3 0 0 3 0.0 0.0 -425.0 1270.1 845.1
Rapid All 6 0 1 5 0.5 8.3 -354.2 1206.2 852.1
White 2 0 1 1 0.5 25.0 -212.5 1219.1 1006.6
Black 4 0 0 4 0.0 0.0 -425.0 1199.8 774.8
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 1060162869 Booysen, J (Jakob) 2 0.5 0 1 1 25.0 1163.0 -212.5 950.5 View list
2 108076768 Van De Vyver, W (Wian) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
3 1070192778 Theron, Z (Zac) 1 0.0 0 0 1 0.0 1125.9 -425.0 700.9 View list
4 1080151257 Mofokeng, B (Bokang Gift Phoka) 1 0.0 0 0 1 0.0 1125.9 -425.0 700.9 View list
5 1070162871 Gordon, S (Savian) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
6 187006098 Davids, JW (Jo-Wayne) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
7 1080137494 Britz, J (Jayden) 1 0.0 0 0 1 0.0 1125.9 -425.0 700.9 View list
8 1070137602 Becker, G (Gustav) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
9 1080113450 Alkaster, R (Rickelme) 1 0.0 0 0 1 0.0 1125.9 -425.0 700.9 View list
10 1080151232 Abrahams, Q (Qasim) 1 0.0 0 0 1 0.0 1125.9 -425.0 700.9 View list