Player Page

Armstrong, I (Isabella)
Dob: 2014/05/27 (U12)
Gender: Female
Chess SA id: 2140191835
FIDE id:
Region: Nelson Mandela Bay (ENM)
Citizen: RSA
Title(s):
Last active: 2024/08/09 (94 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 rating1106.9
Current Weighted rating1175.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1175.2
Current highest rating achieved1201.7
Current floor (min rating allowed)701.7
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)±189.3
Current Raw change used (final)0.0
Projected new Raw rating1106.9
Projected new Weighed rating1080.3
Projected new Weighted performance864.6
Projected new final Raw rating (if new WP > new Raw)1106.9
Projected new highest rating1201.7
Projected new floor701.7
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1106.9
Projected effective change (new Official - current Official)-68.3
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 rating1111.3
Current Weighted rating1180.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1180.4
Current highest rating achieved1206.0
Current floor (min rating allowed)706.0
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)±188.2
Current Raw change used (final)0.0
Projected new Raw rating1111.3
Projected new Weighed rating1085.3
Projected new Weighted performance766.9
Projected new final Raw rating (if new WP > new Raw)1111.3
Projected new highest rating1206.0
Projected new floor706.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1111.3
Projected effective change (new Official - current Official)-69.1
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 rating1123.2
Current Weighted rating1171.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1171.8
Current highest rating achieved1123.2
Current floor (min rating allowed)623.2
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)±185.0
Current Raw change used (final)0.0
Projected new Raw rating1123.2
Projected new Weighed rating1077.1
Projected new Weighted performance321.0
Projected new final Raw rating (if new WP > new Raw)1123.2
Projected new highest rating1123.2
Projected new floor623.2
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1123.2
Projected effective change (new Official - current Official)-48.6
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 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
4 Checkmates Women's Day Chess 2024 2024/08/09 2024/08/09 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 0.0 1175.9 1200.6 Analysis
3 Willow Academy 2024 (B) 2024/06/22 2024/06/22 Nelson Mandela Bay (ENM) Rapid 20 0.47 6 6 1.0 1198.1 1200.0 Analysis
2 NMBCU Trials 2 2024 (U12) 2024/04/12 2024/04/13 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1201.7 1206.0 Analysis
1 NMBCU Trials 1 2024 (U12) 2024/02/16 2024/02/16 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 Checkmates Women's Day Chess 2024 2024/08/09 2024/08/09 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 0.0 1175.9 1200.6 Analysis
3 Willow Academy 2024 (B) 2024/06/22 2024/06/22 Nelson Mandela Bay (ENM) Rapid 20 0.47 6 6 1.0 1198.1 1200.0 Analysis
2 NMBCU Trials 2 2024 (U12) 2024/04/12 2024/04/13 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1201.7 1206.0 Analysis
1 NMBCU Trials 1 2024 (U12) 2024/02/16 2024/02/16 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 23 7 0 16 7.0 30.4 -166.3 1226.0 1059.7
White 12 5 0 7 5.0 41.7 -70.8 1217.6 1146.8
Black 11 2 0 9 2.0 18.2 -270.5 1235.1 964.7
Standard All 17 6 0 11 6.0 35.3 -125.0 1201.4 1076.4
White 9 4 0 5 4.0 44.4 -47.2 1191.0 1143.8
Black 8 2 0 6 2.0 25.0 -212.5 1213.1 1000.6
Rapid All 6 1 0 5 1.0 16.7 -283.3 1295.6 1012.3
White 3 1 0 2 1.0 33.3 -141.7 1297.4 1155.7
Black 3 0 0 3 0.0 0.0 -425.0 1293.9 868.9
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 23 7 0 16 7.0 30.4 -166.3 1226.0 1059.7
White 12 5 0 7 5.0 41.7 -70.8 1217.6 1146.8
Black 11 2 0 9 2.0 18.2 -270.5 1235.1 964.7
Standard All 17 6 0 11 6.0 35.3 -125.0 1201.4 1076.4
White 9 4 0 5 4.0 44.4 -47.2 1191.0 1143.8
Black 8 2 0 6 2.0 25.0 -212.5 1213.1 1000.6
Rapid All 6 1 0 5 1.0 16.7 -283.3 1295.6 1012.3
White 3 1 0 2 1.0 33.3 -141.7 1297.4 1155.7
Black 3 0 0 3 0.0 0.0 -425.0 1293.9 868.9
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 1140139788 Swanepoel, B (Bijan) 2 0.0 0 0 2 0.0 1200.8 -425.0 775.8 View list
2 2140151197 Ntsilatana, Y (Yothando) 2 0.0 0 0 2 0.0 1188.0 -425.0 763.0 View list
3 1130153677 Botes, E (E-Jay) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1140302013 Claassen, C (Christiaan) 1 1.0 1 0 0 100.0 1201.7 425.0 1626.7 View list
5 1140191836 Gcayiya, A (Amyolise) 1 1.0 1 0 0 100.0 1198.1 425.0 1623.1 View list
6 1140140466 Mouton, W (Wyatt) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 2140302015 Mhambi, M (Mbalothando) 1 1.0 1 0 0 100.0 1201.7 425.0 1626.7 View list
8 1140154743 Ruiters, T (Thando) 1 1.0 1 0 0 100.0 1201.7 425.0 1626.7 View list
9 1140146561 Anderson, D (Diamandi) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 1140153682 Van Greunen, W (Willem) 1 0.0 0 0 1 0.0 1201.7 -425.0 776.7 View list
11 1130150799 Sonti, K (Khwezi) 1 0.0 0 0 1 0.0 1201.7 -425.0 776.7 View list
12 2140151201 Schreinders, M (Mia) 1 0.0 0 0 1 0.0 1175.9 -425.0 750.9 View list
13 2130139738 Schler, J (Jannei) 1 0.0 0 0 1 0.0 1198.1 -425.0 773.1 View list
14 1120131278 Prinsloo, L (Liam) 1 0.0 0 0 1 0.0 1198.1 -425.0 773.1 View list
15 2130143839 Murray, C (Chloe) 1 0.0 0 0 1 0.0 1198.1 -425.0 773.1 View list
16 2130139731 Grobler, M (Mia) 1 0.0 0 0 1 0.0 1175.9 -425.0 750.9 View list
17 1120150797 Fenner, C (Cole) 1 0.0 0 0 1 0.0 1198.1 -425.0 773.1 View list
18 1130112094 Driscoll, S (Samuel) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
19 1130131970 Chipunza, J (Jaden) 1 0.0 0 0 1 0.0 1198.1 -425.0 773.1 View list
20 2160191832 Armstrong, K (Kristin) 1 0.0 0 0 1 0.0 1175.9 -425.0 750.9 View list