Player Page

Ferreira, N (Nechemyah)
Dob: 2017/07/05 (U8)
Gender: Female
Chess SA id: 2170306115
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/06/08 (23 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 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 month5
Score (S)1.5
Expected score (We)2.66
Difference (S-We)-0.70
Current Raw change (no limits, including tournament time weight)-27.8
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)-27.8
Projected new Raw rating1172.2
Projected new Weighed rating1104.0
Projected new Weighted performance317.3
Projected new final Raw rating (if new WP > new Raw)1172.2
Projected new highest rating1172.2
Projected new floor672.2
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1172.2
Projected effective change (new Official - current Official)-27.8
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
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 achieved0.0
Current floor (min rating allowed)700.0
Current K-factor40
Games played this month5
Score (S)1.5
Expected score (We)2.65
Difference (S-We)-1.15
Current Raw change (no limits, including tournament time weight)-46.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)-46.0
Projected new Raw rating1154.0
Projected new Weighed rating1104.0
Projected new Weighted performance334.0
Projected new final Raw rating (if new WP > new Raw)1154.0
Projected new highest rating1154.0
Projected new floor654.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1154.0
Projected effective change (new Official - current Official)-46.0
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 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
Tournament: Chess Molecules Open Chess Tournament 2024 (Grade 0-2)
Start: 2024/06/08  End: 2024/06/08  Host: GJM  Type: Rapid   Time: 30  Time weight: 0.60  Rounds: 5
Games: 5  Score: 1.5
Main rating: 1200.0  Rating gain/loss: -27.8
Type rating: 1200.0  Rating gain/loss: -46.0
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 Chess Molecules Open Chess Tournament 2024 (Grade 0-2) 2024/06/08 2024/06/08 Johannesburg Metro (GJM) Rapid 30 0.60 5 5 1.5 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
1 Chess Molecules Open Chess Tournament 2024 (Grade 0-2) 2024/06/08 2024/06/08 Johannesburg Metro (GJM) Rapid 30 0.60 5 5 1.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 0 3 2 1.5 30.0 -170.0 1180.0 1010.0
White 3 0 2 1 1.0 33.3 -141.7 1166.6 1024.9
Black 2 0 1 1 0.5 25.0 -212.5 1200.0 987.5
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 5 0 3 2 1.5 30.0 -170.0 1180.0 1010.0
White 3 0 2 1 1.0 33.3 -141.7 1166.6 1024.9
Black 2 0 1 1 0.5 25.0 -212.5 1200.0 987.5
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 5 0 3 2 1.5 30.0 -170.0 1180.0 1010.0
White 3 0 2 1 1.0 33.3 -141.7 1166.6 1024.9
Black 2 0 1 1 0.5 25.0 -212.5 1200.0 987.5
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 5 0 3 2 1.5 30.0 -170.0 1180.0 1010.0
White 3 0 2 1 1.0 33.3 -141.7 1166.6 1024.9
Black 2 0 1 1 0.5 25.0 -212.5 1200.0 987.5
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 2160306123 Perera, A (Amelie) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
2 2170306122 Musi, A (Anaya) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
3 2160306116 Koffman, J (Jaime) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
4 1180301383 Serrao, L (Luke) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
5 2160306117 Kumalo, S (Sebabatso) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list