Player Page

Coetsee, J (Jachelle)
Dob: 2013/04/04 (U12)
Gender: Female
Chess SA id: 2130141557
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2022/07/23 (666 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
Curent Raw rating1128.4
Curent Weighted rating1128.5
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1128.5
Current floor (min rating allowed)652.0
Current highest rating achieved1152.0
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)±183.6
Current Raw change used (final)0.0
Projected new Raw rating1128.4
Projected new Weighed rating1128.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1128.4
Projected effective change (new Official - current Official)-0.1
Projected new highest rating1152.0
Projected new floor652.0
Projected new K-facor40
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
Curent Raw rating1154.8
Curent Weighted rating1155.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1155.0
Current floor (min rating allowed)654.8
Current highest rating achieved1154.8
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)±176.8
Current Raw change used (final)0.0
Projected new Raw rating1154.8
Projected new Weighed rating1154.8
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1154.8
Projected effective change (new Official - current Official)-0.2
Projected new highest rating1154.8
Projected new floor654.8
Projected new K-facor40
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
Curent Raw rating1120.0
Curent Weighted rating1120.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1120.0
Current floor (min rating allowed)620.0
Current highest rating achieved1120.0
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)±185.8
Current Raw change used (final)0.0
Projected new Raw rating1120.0
Projected new Weighed rating1120.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1120.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1120.0
Projected new floor620.0
Projected new K-facor40
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
Curent Raw rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)620.0
Current highest rating achieved1200.0
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 rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor620.0
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 Bojanala Chess Federation Clash of Schools 2022 (PS Development Juniors) 2022/07/23 2022/07/23 Bojanala Platina (NBR) Standard 60 0.83 4 3 2.0 1152.0 1200.0 Analysis
2 One For The Ages 2022 (U10) 2022/07/16 2022/07/16 Bojanala Platina (NBR) Standard 60 0.83 5 4 0.5 1152.0 1200.0 Analysis
1 RMS Swiss For Rating of Players 2022 (U9) 2022/05/28 2022/05/28 Ekurhuleni (GE) Rapid 30 0.60 7 6 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 13 3 1 9 3.5 26.9 -196.2 1196.7 1000.6
White 7 1 1 5 1.5 21.4 -242.9 1221.8 978.9
Black 6 2 0 4 2.0 33.3 -141.7 1167.5 1025.8
Standard All 7 2 1 4 2.5 35.7 -121.4 1193.2 1071.8
White 4 1 1 2 1.5 37.5 -106.3 1236.8 1130.6
Black 3 1 0 2 1.0 33.3 -141.7 1135.0 993.4
Rapid All 6 1 0 5 1.0 16.7 -283.3 1200.9 917.5
White 3 0 0 3 0.0 0.0 -425.0 1201.7 776.7
Black 3 1 0 2 1.0 33.3 -141.7 1200.0 1058.3
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 1140144124 Van Der Merwe, J (Jean) 1 1.0 1 0 0 100.0 1152.0 425.0 1577.0 View list
2 1130141568 Moyo, M (Melokuhle) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1150144099 Mogono, M (Manotshe) 1 1.0 1 0 0 100.0 1152.0 425.0 1577.0 View list
4 1130143712 Wilken, E (Elan) 1 0.5 0 1 0 50.0 1152.0 0.0 1152.0 View list
5 1130142648 Wassweman, T (Thalric) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
6 1130141581 Van Staden, J (Jayden) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
7 1130143711 Van Der Merwe, L (Luwan Louis) 1 0.0 0 0 1 0.0 1152.0 -425.0 727.0 View list
8 1130141562 Klopper, J (Jannes) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
9 2140137411 Keyter, A (Alissa) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
10 1130144078 Esterhuizen, E (Ewald) 1 0.0 0 0 1 0.0 1152.0 -425.0 727.0 View list
11 1130139608 Duvenage, R (Reanu) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
12 1130131230 Changara, A (Alvis Tafadzwa) 1 0.0 0 0 1 0.0 1152.0 -425.0 727.0 View list
13 1140135620 Britz, B (Benjamin) 1 0.0 0 0 1 0.0 1152.0 -425.0 727.0 View list