Player Page

Roos, L (Liaan)
Dob: 1985/03/14 (Adult)
Gender: Female
Chess SA id: 2850311635
FIDE id:
Region: West Rand (GWR)
Citizen: RSA
Title(s):
Last active: 2024/09/24 (61 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 rating1156.5
Current Weighted rating1193.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1193.2
Current highest rating achieved1156.5
Current floor (min rating allowed)656.5
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)±176.4
Current Raw change used (final)0.0
Projected new Raw rating1156.5
Projected new Weighed rating1097.5
Projected new Weighted performance300.7
Projected new final Raw rating (if new WP > new Raw)1156.5
Projected new highest rating1156.5
Projected new floor656.5
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1156.5
Projected effective change (new Official - current Official)-36.7
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 rating1148.0
Current Weighted rating1191.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1191.9
Current highest rating achieved1148.0
Current floor (min rating allowed)648.0
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)±178.6
Current Raw change used (final)0.0
Projected new Raw rating1148.0
Projected new Weighed rating1096.2
Projected new Weighted performance300.7
Projected new final Raw rating (if new WP > new Raw)1148.0
Projected new highest rating1148.0
Projected new floor648.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1148.0
Projected effective change (new Official - current Official)-43.9
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 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
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
1 2024 West Rand Adults 2.0 2024/09/24 2024/09/24 West Rand (GWR) Standard 60 0.83 5 4 0.5 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
1 2024 West Rand Adults 2.0 2024/09/24 2024/09/24 West Rand (GWR) Standard 60 0.83 5 4 0.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 4 0 1 3 0.5 12.5 -318.8 1240.2 921.4
White 2 0 0 2 0.0 0.0 -425.0 1200.0 775.0
Black 2 0 1 1 0.5 25.0 -212.5 1280.3 1067.8
Standard All 4 0 1 3 0.5 12.5 -318.8 1240.2 921.4
White 2 0 0 2 0.0 0.0 -425.0 1200.0 775.0
Black 2 0 1 1 0.5 25.0 -212.5 1280.3 1067.8
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 4 0 1 3 0.5 12.5 -318.8 1240.2 921.4
White 2 0 0 2 0.0 0.0 -425.0 1200.0 775.0
Black 2 0 1 1 0.5 25.0 -212.5 1280.3 1067.8
Standard All 4 0 1 3 0.5 12.5 -318.8 1240.2 921.4
White 2 0 0 2 0.0 0.0 -425.0 1200.0 775.0
Black 2 0 1 1 0.5 25.0 -212.5 1280.3 1067.8
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 1800191389 Moni, L (Leonard) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
2 1750311632 Kleinhans, A (Andre) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
3 1700301990 Kalimashe, AT (Andile Templeton) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
4 176000986 Baard, SN (Sipho Neo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list