Player Page

Mackay, A (Amber)
Dob: 2006/08/10 (U20)
Gender: Female
Chess SA id: 2060098468
FIDE id:
Region: Central Karoo (WCK)
Citizen: RSA
Title(s):
Last active: 2022/03/06 (992 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 rating958.0
Current Weighted rating958.0
Current Weighted performance444.9
Current official/published rating (highest between Raw, WR and WP)958.0
Current highest rating achieved1112.4
Current floor (min rating allowed)612.4
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)±234.1
Current Raw change used (final)0.0
Projected new Raw rating958.0
Projected new Weighed rating881.4
Projected new Weighted performance444.9
Projected new final Raw rating (if new WP > new Raw)958.0
Projected new highest rating1112.4
Projected new floor612.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)958.0
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 rating924.8
Current Weighted rating924.8
Current Weighted performance444.9
Current official/published rating (highest between Raw, WR and WP)924.8
Current highest rating achieved1089.6
Current floor (min rating allowed)589.6
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)±245.4
Current Raw change used (final)0.0
Projected new Raw rating924.8
Projected new Weighed rating850.8
Projected new Weighted performance444.9
Projected new final Raw rating (if new WP > new Raw)924.8
Projected new highest rating1089.6
Projected new floor589.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)924.8
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
6 Western Cape Inter Region Cup 2021 (Ladies) 2022/03/04 2022/03/06 West Coast (WCU) Standard 90 0.94 5 5 1.0 929.8 894.0 Analysis
5 Central Karoo Prestige Tournament 2021 (U16+U18) 2021/05/29 2021/05/29 Central Karoo (WCK) Standard 60 0.83 5 5 0.0 994.2 964.0 Analysis
4 Western Cape Top Schools 2019 (U15 Mix) 2019/08/31 2019/09/01 Cape Winelands (WCW) Standard 60 0.83 5 5 2.0 963.7 917.6 Analysis
3 EDENSC Closed 3 2018 (U14 Girls) 2018/05/12 2018/05/12 Eden District (WEG) Standard 60 0.83 5 5 2.0 1012.5 971.6 Analysis
2 EDENSC Closed 2 2018 (U14 Girls) 2018/04/14 2018/04/14 Eden District (WEG) Standard 60 0.83 5 5 1.0 1112.4 1089.6 Analysis
1 EDENSC Closed 1 2018 (U14 Girls) 2018/03/10 2018/03/10 Eden District (WEG) Standard 60 0.83 5 5 1.0 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 30 7 0 23 7.0 23.3 -226.7 1052.1 825.4
White 15 2 0 13 2.0 13.3 -311.7 1016.1 704.5
Black 15 5 0 10 5.0 33.3 -141.7 1088.0 946.3
Standard All 30 7 0 23 7.0 23.3 -226.7 1052.1 825.4
White 15 2 0 13 2.0 13.3 -311.7 1016.1 704.5
Black 15 5 0 10 5.0 33.3 -141.7 1088.0 946.3
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 2060096212 Gaza, Z (Zosia) 3 2.0 2 0 1 66.7 1108.3 141.7 1250.0 View list
2 206088330 Janse Van Rensburg, N (Nikita) 2 0.0 0 0 2 0.0 1106.3 -425.0 681.3 View list
3 2060096216 April, C (Chloe) 2 0.0 0 0 2 0.0 1156.2 -425.0 731.2 View list
4 206089214 Van Coller, C (Chenique) 2 0.0 0 0 2 0.0 1062.5 -425.0 637.5 View list
5 105051983 Du Toit, A (Aidan) 1 1.0 1 0 0 100.0 963.7 425.0 1388.7 View list
6 2060098465 Fana, A (Awethu) 1 1.0 1 0 0 100.0 1012.5 425.0 1437.5 View list
7 205088960 Hopp, C (Chelnecea) 1 1.0 1 0 0 100.0 929.8 425.0 1354.8 View list
8 205086252 Hendriks, Q (Quinticia) 1 1.0 1 0 0 100.0 963.7 425.0 1388.7 View list
9 205061385 Lubbe, L (Lanique) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 205053638 Palmer, ZE (Zante) 1 0.0 0 0 1 0.0 929.8 -425.0 504.8 View list
11 206065427 October, T (Tamson) 1 0.0 0 0 1 0.0 929.8 -425.0 504.8 View list
12 104072643 Madolo, S (Siyolise) 1 0.0 0 0 1 0.0 963.7 -425.0 538.7 View list
13 204078531 Ligwa, A (Anastacia) 1 0.0 0 0 1 0.0 929.8 -425.0 504.8 View list
14 1040118885 Januarie, E (Enrique) 1 0.0 0 0 1 0.0 963.7 -425.0 538.7 View list
15 105086282 Jaftha, D (Duwayne) 1 0.0 0 0 1 0.0 994.2 -425.0 569.2 View list
16 107065423 Hendricks, D (Diego) 1 0.0 0 0 1 0.0 994.2 -425.0 569.2 View list
17 205088351 Goliath, J (Jenell) 1 0.0 0 0 1 0.0 1012.5 -425.0 587.5 View list
18 205078149 Esau, S (Shenique) 1 0.0 0 0 1 0.0 1112.4 -425.0 687.4 View list
19 206088319 Andrews, K (Kaylin) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
20 200007735 Du Plessis, AC (Anika) 1 0.0 0 0 1 0.0 929.8 -425.0 504.8 View list