Player Page

Jantjies, Z (Zoey)
Dob: 2011/06/30 (U14)
Gender: Female
Chess SA id: 2110192534
FIDE id:
Region: West Coast (WCU)
Citizen: RSA
Title(s):
Last active: 2024/09/01 (18 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 rating1039.3
Current Weighted rating1167.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1167.9
Current highest rating achieved1183.0
Current floor (min rating allowed)683.0
Current K-factor40
Games played this month5
Score (S)1.0
Expected score (We)1.10
Difference (S-We)-0.08
Current Raw change (no limits, including tournament time weight)-3.3
Current min/max change allowed (with limits)±208.5
Current Raw change used (final)-3.3
Projected new Raw rating1036.0
Projected new Weighed rating1073.3
Projected new Weighted performance892.3
Projected new final Raw rating (if new WP > new Raw)1036.0
Projected new highest rating1183.0
Projected new floor683.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1073.3
Projected effective change (new Official - current Official)-94.6
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 rating1090.9
Current Weighted rating1191.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1191.3
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month5
Score (S)1.0
Expected score (We)1.44
Difference (S-We)-0.44
Current Raw change (no limits, including tournament time weight)-15.8
Current min/max change allowed (with limits)±193.7
Current Raw change used (final)-15.8
Projected new Raw rating1075.1
Projected new Weighed rating1095.6
Projected new Weighted performance535.8
Projected new final Raw rating (if new WP > new Raw)1075.1
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)1095.6
Projected effective change (new Official - current Official)-95.6
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 rating1075.6
Current Weighted rating1160.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1160.2
Current highest rating achieved1170.8
Current floor (min rating allowed)670.8
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)±198.0
Current Raw change used (final)0.0
Projected new Raw rating1075.6
Projected new Weighed rating1066.0
Projected new Weighted performance756.5
Projected new final Raw rating (if new WP > new Raw)1075.6
Projected new highest rating1170.8
Projected new floor670.8
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1075.6
Projected effective change (new Official - current Official)-84.6
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 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
Tournament: Western Cape Top Schools Championship 2024 (U13 Girls)
Start: 2024/08/30  End: 2024/09/01  Host: WEG  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 1.0
Main rating: 1039.3  Rating gain/loss: -3.3
Type rating: 1090.9  Rating gain/loss: -15.8
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
5 Western Cape Top Schools Championship 2024 (U13 Girls) 2024/08/30 2024/09/01 Eden (WEG) Standard 60 0.83 6 5 1.0 1039.3 1090.9 Analysis
4 Pedro Booyse Top Schools Championships 2024 (U13 Girls) 2024/07/20 2024/07/20 West Coast (WCU) Standard 60 0.83 6 5 0.0 1115.0 1200.0 Analysis
3 Western Cape - Brian Raubenheimer Development Tournament 2024 (U13 Girls) 2024/06/08 2024/06/08 Overberg (WOS) Rapid 35 0.66 6 6 1.5 1153.0 1120.0 Analysis
2 Brenton Cupido West Coast Schools Championship 2024 (U13) 2024/05/24 2024/05/24 West Coast (WCU) Rapid 30 0.60 5 5 1.5 1183.0 1170.8 Analysis
1 Bo-Weskus Skole Prestige 2024 (O13 Dogters) 2024/02/10 2024/02/10 West Coast (WCU) Rapid 30 0.60 5 5 2.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 Western Cape Top Schools Championship 2024 (U13 Girls) 2024/08/30 2024/09/01 Eden (WEG) Standard 60 0.83 6 5 1.0 1039.3 1090.9 Analysis
4 Pedro Booyse Top Schools Championships 2024 (U13 Girls) 2024/07/20 2024/07/20 West Coast (WCU) Standard 60 0.83 6 5 0.0 1115.0 1200.0 Analysis
3 Western Cape - Brian Raubenheimer Development Tournament 2024 (U13 Girls) 2024/06/08 2024/06/08 Overberg (WOS) Rapid 35 0.66 6 6 1.5 1153.0 1120.0 Analysis
2 Brenton Cupido West Coast Schools Championship 2024 (U13) 2024/05/24 2024/05/24 West Coast (WCU) Rapid 30 0.60 5 5 1.5 1183.0 1170.8 Analysis
1 Bo-Weskus Skole Prestige 2024 (O13 Dogters) 2024/02/10 2024/02/10 West Coast (WCU) Rapid 30 0.60 5 5 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 26 5 2 19 6.0 23.1 -228.8 1186.1 957.3
White 15 4 1 10 4.5 30.0 -170.0 1176.4 1006.4
Black 11 1 1 9 1.5 13.6 -309.1 1199.4 890.3
Standard All 10 1 0 9 1.0 10.0 -340.0 1226.7 886.7
White 6 1 0 5 1.0 16.7 -283.3 1193.0 909.6
Black 4 0 0 4 0.0 0.0 -425.0 1277.3 852.3
Rapid All 16 4 2 10 5.0 31.3 -159.4 1160.8 1001.4
White 9 3 1 5 3.5 38.9 -94.4 1165.4 1071.0
Black 7 1 1 5 1.5 21.4 -242.9 1154.8 912.0
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 26 5 2 19 6.0 23.1 -228.8 1186.1 957.3
White 15 4 1 10 4.5 30.0 -170.0 1176.4 1006.4
Black 11 1 1 9 1.5 13.6 -309.1 1199.4 890.3
Standard All 10 1 0 9 1.0 10.0 -340.0 1226.7 886.7
White 6 1 0 5 1.0 16.7 -283.3 1193.0 909.6
Black 4 0 0 4 0.0 0.0 -425.0 1277.3 852.3
Rapid All 16 4 2 10 5.0 31.3 -159.4 1160.8 1001.4
White 9 3 1 5 3.5 38.9 -94.4 1165.4 1071.0
Black 7 1 1 5 1.5 21.4 -242.9 1154.8 912.0
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 2110153179 Arries, G (Geroneeze) 3 0.0 0 0 3 0.0 1089.8 -425.0 664.8 View list
2 2120159412 Jansen, L (Lumay) 2 0.0 0 0 2 0.0 1115.0 -425.0 690.0 View list
3 2120153114 Scheepers, J (Jemimah) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1120192538 Snel, R (Ray-Leigh) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1120192535 Ockhuis, L (Leandi-Mare) 1 1.0 1 0 0 100.0 1183.0 425.0 1608.0 View list
6 2110130858 Farmer, P (Perslin) 1 1.0 1 0 0 100.0 1039.3 425.0 1464.3 View list
7 2120192858 Van Tonder, M (Mieke) 1 1.0 1 0 0 100.0 1153.0 425.0 1578.0 View list
8 2120300787 Jezelle, M (Massyn) 1 0.5 0 1 0 50.0 1153.0 0.0 1153.0 View list
9 1110192654 Meintjies, E (Emo) 1 0.5 0 1 0 50.0 1183.0 0.0 1183.0 View list
10 2110133361 Van Der Linde, L (Luandi) 1 0.0 0 0 1 0.0 1039.3 -425.0 614.3 View list
11 2110131944 Smith, J (Juvhandre) 1 0.0 0 0 1 0.0 1183.0 -425.0 758.0 View list
12 2110136772 Sauls, G (Glinnis-Lynn) 1 0.0 0 0 1 0.0 1039.3 -425.0 614.3 View list
13 2090131942 Sacco, M (Muriel) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
14 1110134296 Maila, M (Mpendulo) 1 0.0 0 0 1 0.0 1183.0 -425.0 758.0 View list
15 2120146528 Kruger, J (Jamie Leigh) 1 0.0 0 0 1 0.0 1039.3 -425.0 614.3 View list
16 2110146209 Klopper, M (Marli) 1 0.0 0 0 1 0.0 1153.0 -425.0 728.0 View list
17 2110099724 Joseph, V (Vernitrune) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
18 2110118901 Joseph, C (Chesnay) 1 0.0 0 0 1 0.0 1183.0 -425.0 758.0 View list
19 2120137705 Braaf, L (Le-Meake Roland) 1 0.0 0 0 1 0.0 1153.0 -425.0 728.0 View list
20 2120136561 Jama, L (Lutho) 1 0.0 0 0 1 0.0 1153.0 -425.0 728.0 View list