Player Page

Van Der Merwe, A (Annika)
Dob: 2008/02/11 (U18)
Gender: Female
Chess SA id: 2080097454
FIDE id:
Region: Frances Baard (NCF)
Citizen: RSA
Title(s):
Last active: 2018/09/01 (2276 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 rating1088.3
Current Weighted rating1088.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1088.3
Current highest rating achieved1172.1
Current floor (min rating allowed)672.1
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)±194.4
Current Raw change used (final)0.0
Projected new Raw rating1088.3
Projected new Weighed rating1001.2
Projected new Weighted performance178.5
Projected new final Raw rating (if new WP > new Raw)1088.3
Projected new highest rating1172.1
Projected new floor672.1
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1088.3
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 rating1077.2
Current Weighted rating1077.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1077.2
Current highest rating achieved1166.8
Current floor (min rating allowed)666.8
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)±197.5
Current Raw change used (final)0.0
Projected new Raw rating1077.2
Projected new Weighed rating991.0
Projected new Weighted performance178.5
Projected new final Raw rating (if new WP > new Raw)1077.2
Projected new highest rating1166.8
Projected new floor666.8
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1077.2
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
4 Northern Cape Closed Chess Championships 2018 (U12 Girls) 2018/08/31 2018/09/01 Frances Baard (NCF) Standard 92 0.94 5 4 0.5 1154.5 1145.6 Analysis
3 Frances Baard Schools Open (U9+U11 Girls) 2018/08/17 2018/08/18 Frances Baard (NCF) Standard 60 0.83 6 5 2.0 1172.1 1166.8 Analysis
2 Frances Baard Schools Eliminations 2018 (U11 Girls) 2018/03/17 2018/03/17 Frances Baard (NCF) Standard 60 0.83 5 5 2.5 1166.8 1160.0 Analysis
1 Frances Baard Schools Individual Open (U9+U11 Girls) 2018/02/24 2018/02/24 Frances Baard (NCF) Standard 60 0.83 5 4 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 18 4 4 10 6.0 33.3 -141.7 1163.1 1021.4
White 8 2 2 4 3.0 37.5 -106.3 1182.9 1076.6
Black 10 2 2 6 3.0 30.0 -170.0 1147.2 977.2
Standard All 18 4 4 10 6.0 33.3 -141.7 1163.1 1021.4
White 8 2 2 4 3.0 37.5 -106.3 1182.9 1076.6
Black 10 2 2 6 3.0 30.0 -170.0 1147.2 977.2
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 2070096172 Leeuw, U (Unathi) 2 0.0 0 0 2 0.0 1169.4 -425.0 744.4 View list
2 2070097462 Le Grange, A (Aneme) 2 0.0 0 0 2 0.0 1163.3 -425.0 738.3 View list
3 2100105354 Motsemonnye, L (Lesedi) 1 1.0 1 0 0 100.0 1172.1 425.0 1597.1 View list
4 2100097452 Moll, L (Lize) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 207095364 Audie, A (Anzelle) 1 1.0 1 0 0 100.0 1172.1 425.0 1597.1 View list
6 2100098660 Botes, A (Amelia) 1 1.0 1 0 0 100.0 1166.8 425.0 1591.8 View list
7 2070098659 Bogacwi, T (Tlotlo) 1 0.5 0 1 0 50.0 1166.8 0.0 1166.8 View list
8 2070098661 Lawrence, M (Megan) 1 0.5 0 1 0 50.0 1166.8 0.0 1166.8 View list
9 2070098663 Erends, B (Byronique) 1 0.5 0 1 0 50.0 1166.8 0.0 1166.8 View list
10 2080097460 Maritz, L (Lou-Inka) 1 0.5 0 1 0 50.0 1154.5 0.0 1154.5 View list
11 208069933 Sihamba, S (Somila) 1 0.0 0 0 1 0.0 1154.5 -425.0 729.5 View list
12 2080097453 Maritz, T (Timari) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
13 2100098658 Botes, A (Ava) 1 0.0 0 0 1 0.0 1172.1 -425.0 747.1 View list
14 2070097461 Kopakae, R (Remoneilwe) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 2080097457 Fourie, S (Simone) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
16 208050682 Ahjum, KMK (Kristen) 1 0.0 0 0 1 0.0 1154.5 -425.0 729.5 View list