Player Page

Willenberg, A (Athon)
Dob: 1973/10/03 (Adult)
Gender: Male
Chess SA id: 173042909
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2024/01/07 (162 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 rating1790.5
Current Weighted rating1795.7
Current Weighted performance1521.9
Current official/published rating (highest between Raw, WR and WP)1795.7
Current highest rating achieved1880.0
Current floor (min rating allowed)1380.0
Current K-factor24
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)±71.5
Current Raw change used (final)0.0
Projected new Raw rating1790.5
Projected new Weighed rating1652.5
Projected new Weighted performance1517.7
Projected new final Raw rating (if new WP > new Raw)1790.5
Projected new highest rating1880.0
Projected new floor1380.0
Projected new K-facor24
Projected new official/published rating (highest between new Raw, new WR and new WP)1790.5
Projected effective change (new Official - current Official)-5.2
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 rating1820.6
Current Weighted rating1799.7
Current Weighted performance1551.9
Current official/published rating (highest between Raw, WR and WP)1820.6
Current highest rating achieved1880.0
Current floor (min rating allowed)1380.0
Current K-factor24
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)±68.5
Current Raw change used (final)0.0
Projected new Raw rating1820.6
Projected new Weighed rating1656.9
Projected new Weighted performance1551.9
Projected new final Raw rating (if new WP > new Raw)1820.6
Projected new highest rating1880.0
Projected new floor1380.0
Projected new K-facor24
Projected new official/published rating (highest between new Raw, new WR and new WP)1820.6
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 rating1889.6
Current Weighted rating1865.2
Current Weighted performance1222.0
Current official/published rating (highest between Raw, WR and WP)1889.6
Current highest rating achieved1889.6
Current floor (min rating allowed)1389.6
Current K-factor24
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)±62.1
Current Raw change used (final)0.0
Projected new Raw rating1889.6
Projected new Weighed rating1716.6
Projected new Weighted performance1222.0
Projected new final Raw rating (if new WP > new Raw)1889.6
Projected new highest rating1889.6
Projected new floor1389.6
Projected new K-facor24
Projected new official/published rating (highest between new Raw, new WR and new WP)1889.6
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 rating1767.9
Current Weighted rating1821.5
Current Weighted performance1265.4
Current official/published rating (highest between Raw, WR and WP)1821.5
Current highest rating achieved1899.0
Current floor (min rating allowed)1399.0
Current K-factor24
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)±73.8
Current Raw change used (final)0.0
Projected new Raw rating1767.9
Projected new Weighed rating1674.6
Projected new Weighted performance1265.4
Projected new final Raw rating (if new WP > new Raw)1767.9
Projected new highest rating1899.0
Projected new floor1399.0
Projected new K-facor24
Projected new official/published rating (highest between new Raw, new WR and new WP)1767.9
Projected effective change (new Official - current Official)-53.6
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 Cape Town Chess Club Annual Blitz Championship 2024 2024/01/07 2024/01/07 Cape Town (WCT) Blitz 5 0.18 9 9 4.5 1850.5 1828.6 Analysis
1 Cape Town Masters Challenge 2024 (Masters) 2024/01/03 2024/01/07 Cape Town (WCT) Standard 120 1.00 9 8 2.5 1850.5 1869.8 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
31 Cape Town Chess Club Annual Blitz Championship 2024 2024/01/07 2024/01/07 Cape Town (WCT) Blitz 5 0.18 9 9 4.5 1850.5 1828.6 Analysis
30 Cape Town Masters Challenge 2024 (Masters) 2024/01/03 2024/01/07 Cape Town (WCT) Standard 120 1.00 9 8 2.5 1850.5 1869.8 Analysis
29 2023 Western Cape Rural Cup (Open) 2023/12/09 2023/12/10 Cape Winelands (WCW) Standard 60 0.83 5 4 2.5 1811.4 1800.1 Analysis
28 2023 Western Cape Rural Cup (Blitz) 2023/12/08 2023/12/08 Cape Winelands (WCW) Blitz 5 0.18 7 7 5.5 1811.4 1858.4 Analysis
27 Midas Chess Youth 2023 (Open) 2023/09/09 2023/09/09 Cape Winelands (WCW) Rapid 13 0.35 5 5 5.0 1801.5 1846.7 Analysis
26 WP Club League 2023 (A) 2023/07/29 2023/09/09 Cape Town (WCT) Standard 120 1.00 11 2 2.0 1801.5 1793.1 Analysis
25 Cape Winelands Open 2023 (Championship) 2023/07/22 2023/07/23 Cape Winelands (WCW) Standard 70 0.87 6 6 4.0 1774.6 1755.7 Analysis
24 Courtrai Midas Rapid 2023 (Open) 2023/03/04 2023/03/04 Cape Winelands (WCW) Rapid 13 0.35 6 6 4.0 1773.3 1845.7 Analysis
23 George Open 2022 (A) 2022/12/03 2022/12/03 Eden District (WEG) Standard 60 0.83 5 5 3.0 1785.7 1769.4 Analysis
22 2022 Western Province Club League (B) 2022/08/20 2022/10/01 Cape Town (WCT) Standard 120 1.00 11 3 3.0 1776.3 1760.0 Analysis
21 Steinitz Open 2022 (C) 2022/05/21 2022/05/22 Cape Town (WCT) Standard 60 0.83 5 5 5.0 1772.9 1757.6 Analysis
20 Drakenstein Pioneers Inaugural 2020 (A) 2020/03/14 2020/03/14 Cape Winelands (WCW) Standard 60 0.83 5 5 3.0 1783.1 1768.9 Analysis
19 Paul Roos Blitz 2020 2020/02/22 2020/02/22 Cape Winelands (WCW) Blitz 5 0.18 9 9 6.0 1781.0 1875.0 Analysis
18 Nelson Mandela Rapid 2020 (Open) 2020/02/01 2020/02/01 Cape Town (WCT) Rapid 27 0.57 6 6 3.0 1781.0 1859.4 Analysis
17 2019 Western Province League (Premier) 2019/07/27 2019/09/07 Cape Town (WCT) Standard 120 1.00 11 9 3.5 1815.6 1799.4 Analysis
16 South African Open Chess Championships 2019 (Rapid) 2019/06/17 2019/06/17 Frances Baard (NCF) Rapid 25 0.54 5 5 3.0 1833.6 1858.4 Analysis
15 South African Open Chess Championships 2019 (A) 2019/06/15 2019/06/22 Frances Baard (NCF) Standard 135 1.00 9 9 5.5 1833.6 1819.1 Analysis
14 Condorgreen Mitchell`s Plain Chess Open Tournament 2019 2019/06/01 2019/06/02 Cape Town (WCT) Rapid 25 0.54 9 9 6.5 1833.6 1858.4 Analysis
13 West Coast Open 2019 (A) 2019/04/27 2019/04/27 West Coast (WCU) Standard 90 0.94 5 5 4.0 1856.3 1839.0 Analysis
12 Steinitz Chess Festival 2019 (A) 2019/04/05 2019/04/07 Cape Town (WCT) Standard 70 0.87 6 6 2.0 1856.3 1839.0 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 17 6 2 9 7.0 41.2 -75.0 1731.8 1656.8
White 8 1 2 5 2.0 25.0 -212.5 1791.0 1578.5
Black 9 5 0 4 5.0 55.6 47.2 1679.2 1726.4
Standard All 8 2 1 5 2.5 31.3 -159.4 1760.7 1601.3
White 3 0 1 2 0.5 16.7 -283.3 1786.6 1503.3
Black 5 2 0 3 2.0 40.0 -85.0 1745.1 1660.1
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 9 4 1 4 4.5 50.0 0.0 1706.2 1706.2
White 5 1 1 3 1.5 30.0 -170.0 1793.7 1623.7
Black 4 3 0 1 3.0 75.0 212.5 1596.8 1809.3
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 204 115 17 72 123.5 60.5 89.6 1685.0 1774.6
White 101 62 10 29 67.0 66.3 138.9 1687.4 1826.2
Black 103 53 7 43 56.5 54.9 41.3 1682.7 1723.9
Standard All 73 39 8 26 43.0 58.9 75.7 1674.1 1749.8
White 36 24 3 9 25.5 70.8 177.1 1658.5 1835.6
Black 37 15 5 17 17.5 47.3 -23.0 1689.3 1666.3
Rapid All 76 45 5 26 47.5 62.5 106.3 1674.4 1780.6
White 37 25 4 8 27.0 73.0 195.3 1650.4 1845.6
Black 39 20 1 18 20.5 52.6 21.8 1697.1 1718.9
Blitz All 55 31 4 20 33.0 60.0 85.0 1714.1 1799.1
White 28 13 3 12 14.5 51.8 15.2 1773.4 1788.5
Black 27 18 1 8 18.5 68.5 157.4 1652.7 1810.1
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 184042918 Willenberg, KS (Kenneth) 7 1.5 1 1 5 21.4 1824.7 -242.9 1581.8 View list
2 197076467 Mncwabe, M (Minenhle Junior) 4 4.0 4 0 0 100.0 1851.0 425.0 2276.0 View list
3 183000558 Amini, D (Daud) 4 0.0 0 0 4 0.0 1840.2 -425.0 1415.2 View list
4 162017968 Lewis, MMM (Mark) 3 3.0 3 0 0 100.0 1836.9 425.0 2261.9 View list
5 174000336 Aguirre, B (Bryan) 3 2.0 1 2 0 66.7 1849.1 141.7 1990.7 View list
6 100006449 De Jager, LJ (Luan) 3 1.5 1 1 1 50.0 1834.0 0.0 1834.0 View list
7 197010759 Goredema, D (Dione) 3 1.5 1 1 1 50.0 1844.9 0.0 1844.9 View list
8 163002189 Bhawoodien, SH (Shabier) 3 1.0 1 0 2 33.3 1808.9 -141.7 1667.3 View list
9 182009037 Erlank, WK (Warrick) 3 1.0 1 0 2 33.3 1806.5 -141.7 1664.8 View list
10 153006799 De Villiers, CCA (Charles) 3 0.0 0 0 3 0.0 1841.1 -425.0 1416.1 View list
11 184032995 Salimu, R (Reuben) 3 0.0 0 0 3 0.0 1797.3 -425.0 1372.3 View list
12 167002306 Blaauw, GM (Gavin) 2 2.0 2 0 0 100.0 1814.1 425.0 2239.1 View list
13 198006885 De Vries, C (Cheslin) 2 2.0 2 0 0 100.0 1797.3 425.0 2222.3 View list
14 103010487 Geyser, G (Gavin) 2 2.0 2 0 0 100.0 1820.5 425.0 2245.5 View list
15 100040966 Van Zyl, A (Albrecht) 2 2.0 2 0 0 100.0 1857.0 425.0 2282.0 View list
16 162042913 Willenberg, GI (Glen) 2 2.0 2 0 0 100.0 1792.9 425.0 2217.9 View list
17 168043169 Wolff, UH (Ulrich) 2 2.0 2 0 0 100.0 1808.7 425.0 2233.7 View list
18 187042911 Willenberg, CG (Craig) 2 1.5 1 1 0 75.0 1792.9 212.5 2005.4 View list
19 1610106801 Alzantuti, Y (Yousef) 2 1.0 1 0 1 50.0 1841.8 0.0 1841.8 View list
20 100001446 Barrish, D (Daniel) 2 1.0 1 0 1 50.0 1807.1 0.0 1807.1 View list