Player Page

De Koker, J (Juandre)
Dob: 2010/02/18 (U16)
Gender: Male
Chess SA id: 1100149256
FIDE id:
Region: West Rand (GWR)
Citizen: RSA
Title(s):
Last active: 2023/07/22 (338 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 rating1241.0
Current Weighted rating1236.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1241.0
Current highest rating achieved1241.0
Current floor (min rating allowed)741.0
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)±156.4
Current Raw change used (final)0.0
Projected new Raw rating1241.0
Projected new Weighed rating1138.0
Projected new Weighted performance1026.1
Projected new final Raw rating (if new WP > new Raw)1241.0
Projected new highest rating1241.0
Projected new floor741.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1241.0
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 rating1245.5
Current Weighted rating1240.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1245.5
Current highest rating achieved1245.5
Current floor (min rating allowed)745.5
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)±155.4
Current Raw change used (final)0.0
Projected new Raw rating1245.5
Projected new Weighed rating1141.9
Projected new Weighted performance1026.1
Projected new final Raw rating (if new WP > new Raw)1245.5
Projected new highest rating1245.5
Projected new floor745.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1245.5
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 D2 School League Finals 2023 (U13) 2023/07/22 2023/07/22 West Rand (GWR) Standard 60 0.83 5 4 2.5 1233.5 1236.9 Analysis
3 2023 West Rand RHS Open (Rooks) 2023/06/10 2023/06/10 West Rand (GWR) Standard 60 0.83 5 5 2.0 1235.9 1241.2 Analysis
2 WR Tournament and Coaching 2023 (U14) 2023/02/25 2023/02/25 West Rand (GWR) Standard 60 0.83 5 5 2.5 1200.0 1200.0 Analysis
1 2023 West Rand Open (U14) 2023/02/04 2023/02/04 West Rand (GWR) Standard 60 0.83 5 5 3.0 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 19 9 2 8 10.0 52.6 22.4 1260.0 1282.4
White 12 5 1 6 5.5 45.8 -35.4 1266.9 1231.5
Black 7 4 1 2 4.5 64.3 121.4 1248.3 1369.7
Standard All 19 9 2 8 10.0 52.6 22.4 1260.0 1282.4
White 12 5 1 6 5.5 45.8 -35.4 1266.9 1231.5
Black 7 4 1 2 4.5 64.3 121.4 1248.3 1369.7
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 2110140248 Roos, S (Shani) 2 0.0 0 0 2 0.0 1218.0 -425.0 793.0 View list
2 1100149263 Rourke, E (Ethan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1110149267 Vermeulen, R (Raegan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1060136207 Mutsambwa, T (Trevor) 1 1.0 1 0 0 100.0 1235.9 425.0 1660.9 View list
5 1100158444 Mthembu, J (Jabulani) 1 1.0 1 0 0 100.0 1233.5 425.0 1658.5 View list
6 2100158438 Matwa, Z (Zizo) 1 1.0 1 0 0 100.0 1233.5 425.0 1658.5 View list
7 1090156316 Kgotse, T (Thoriso) 1 1.0 1 0 0 100.0 1235.9 425.0 1660.9 View list
8 1110140227 Human, H (Hanno) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 1110140225 De Wet, K (Kai) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 1110149255 De Koker, H (Hugo) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
11 1100102533 Behr, A (Alexander) 1 0.5 0 1 0 50.0 1233.5 0.0 1233.5 View list
12 1100150843 Van Schalkwyk, A (Ag) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
13 1080146382 Phato, T (Thabang) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
14 1110135845 Tibane, H (Hanyani) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 1060149220 Sirwe, O (Oratile) 1 0.0 0 0 1 0.0 1235.9 -425.0 810.9 View list
16 1110158435 Maritz, W (Waldo Hermann) 1 0.0 0 0 1 0.0 1233.5 -425.0 808.5 View list
17 1130135848 Magagula, N (Nkosingiphile) 1 0.0 0 0 1 0.0 1235.9 -425.0 810.9 View list
18 1110102534 Esterhuizen, Z (Zane) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list