Player Page

Willenberg, RC (Roland)
Dob: 1961/04/10 (Adult)
Gender: Male
Chess SA id: 161042919
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s): FI
Last active: 2024/05/12 (6 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 rating1687.4
Curent Weighted rating1647.0
Curent Weighted performance1548.9
Current official/published rating (highest between Raw, WR and WP)1687.4
Current floor (min rating allowed)1287.0
Current highest rating achieved1787.0
Current K-factor28
Games played this month6
Score (S)4.5
Expected score (We)4.39
Difference (S-We)0.11
Current Raw change (no limits, including tournament time weight)2.9
Current min/max change allowed (with limits)±82.8
Current Raw change used (final)2.9
Projected new Raw rating1690.3
Projected new Weighed rating1651.2
Projected new Weighted performance1548.9
Projected new official/published rating (highest between new Raw, new WR and new WP)1690.3
Projected effective change (new Official - current Official)+2.9
Projected new highest rating1787.0
Projected new floor1287.0
Projected new K-facor28
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 rating1666.8
Curent Weighted rating1629.2
Curent Weighted performance1590.0
Current official/published rating (highest between Raw, WR and WP)1666.8
Current floor (min rating allowed)1287.0
Current highest rating achieved1787.0
Current K-factor28
Games played this month6
Score (S)4.5
Expected score (We)4.38
Difference (S-We)0.12
Current Raw change (no limits, including tournament time weight)3.4
Current min/max change allowed (with limits)±85.3
Current Raw change used (final)3.4
Projected new Raw rating1670.2
Projected new Weighed rating1632.7
Projected new Weighted performance1590.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1670.2
Projected effective change (new Official - current Official)+3.4
Projected new highest rating1787.0
Projected new floor1287.0
Projected new K-facor28
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 rating1652.3
Curent Weighted rating1622.1
Curent Weighted performance1577.2
Current official/published rating (highest between Raw, WR and WP)1652.3
Current floor (min rating allowed)1287.0
Current highest rating achieved1787.0
Current K-factor28
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)±87.0
Current Raw change used (final)0.0
Projected new Raw rating1652.3
Projected new Weighed rating1624.7
Projected new Weighted performance1577.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1652.3
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1787.0
Projected new floor1287.0
Projected new K-facor28
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 rating1616.1
Curent Weighted rating1633.9
Curent Weighted performance1255.9
Current official/published rating (highest between Raw, WR and WP)1633.9
Current floor (min rating allowed)1287.0
Current highest rating achieved1787.0
Current K-factor28
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)±91.7
Current Raw change used (final)0.0
Projected new Raw rating1616.1
Projected new Weighed rating1632.5
Projected new Weighted performance1255.9
Projected new official/published rating (highest between new Raw, new WR and new WP)1632.5
Projected effective change (new Official - current Official)-1.4
Projected new highest rating1787.0
Projected new floor1287.0
Projected new K-facor28
Tournaments
Tournament: Steinitz Chess Festival 2024 (Open)
Start: 2024/05/10  End: 2024/05/12  Host: WCT  Type: Standard   Time: 90  Time weight: 0.94  Rounds: 6
Games: 6  Score: 4.5
Main rating: 1687.4  Rating gain/loss: 2.9
Type rating: 1666.8  Rating gain/loss: 3.4
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
7 Steinitz Chess Festival 2024 (Open) 2024/05/10 2024/05/12 Cape Town (WCT) Standard 90 0.94 6 6 4.5 1687.4 1666.8 Analysis
6 Hermanus Chess Club Open 2024 (Advanced) 2024/04/20 2024/04/20 Overberg (WOS) Rapid 20 0.47 7 7 4.0 1683.7 1670.2 Analysis
5 Hermanus Chess Club Open 2024 (Blitz) 2024/04/19 2024/04/19 Overberg (WOS) Blitz 5 0.18 7 6 4.0 1683.7 1661.5 Analysis
4 South African Closed Chess Championship 2024 (Seniors) 2024/03/25 2024/04/02 Cape Town (WCT) Standard 150 1.00 11 11 5.0 1683.7 1632.9 Analysis
3 Cape of Good Hope Open Chess Tournament 2024 (Open) 2024/02/18 2024/02/18 Cape Town (WCT) Rapid 30 0.60 6 6 5.5 1644.0 1608.6 Analysis
2 Steinitz Club Team Blitz Championship 2024 2024/02/15 2024/02/15 Cape Town (WCT) Blitz 5 0.18 7 5 2.0 1644.0 1654.8 Analysis
1 Cape Town Masters Challenge 2024 (Advanced) 2024/01/03 2024/01/07 Cape Town (WCT) Standard 120 1.00 7 7 4.5 1627.2 1612.7 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
48 Steinitz Chess Festival 2024 (Open) 2024/05/10 2024/05/12 Cape Town (WCT) Standard 90 0.94 6 6 4.5 1687.4 1666.8 Analysis
47 Hermanus Chess Club Open 2024 (Advanced) 2024/04/20 2024/04/20 Overberg (WOS) Rapid 20 0.47 7 7 4.0 1683.7 1670.2 Analysis
46 Hermanus Chess Club Open 2024 (Blitz) 2024/04/19 2024/04/19 Overberg (WOS) Blitz 5 0.18 7 6 4.0 1683.7 1661.5 Analysis
45 South African Closed Chess Championship 2024 (Seniors) 2024/03/25 2024/04/02 Cape Town (WCT) Standard 150 1.00 11 11 5.0 1683.7 1632.9 Analysis
44 Cape of Good Hope Open Chess Tournament 2024 (Open) 2024/02/18 2024/02/18 Cape Town (WCT) Rapid 30 0.60 6 6 5.5 1644.0 1608.6 Analysis
43 Steinitz Club Team Blitz Championship 2024 2024/02/15 2024/02/15 Cape Town (WCT) Blitz 5 0.18 7 5 2.0 1644.0 1654.8 Analysis
42 Cape Town Masters Challenge 2024 (Advanced) 2024/01/03 2024/01/07 Cape Town (WCT) Standard 120 1.00 7 7 4.5 1627.2 1612.7 Analysis
41 Kraaifontein Open 2023 (Adanced) 2023/12/09 2023/12/10 Cape Town (WCT) Standard 70 0.87 6 6 3.5 1646.2 1634.5 Analysis
40 WP Club League 2023 (A) 2023/07/29 2023/09/09 Cape Town (WCT) Standard 120 1.00 11 1 0.5 1664.4 1648.5 Analysis
39 WP Club League 2023 (B) 2023/07/29 2023/09/09 Cape Town (WCT) Standard 120 1.00 11 9 5.5 1664.4 1648.5 Analysis
38 GPCA Rapid 2023 (Advanced) 2023/06/24 2023/06/24 Cape Town (WCT) Rapid 25 0.54 7 7 5.5 1624.7 1619.0 Analysis
37 WP Closed 2023 (B) 2023/06/15 2023/06/18 Cape Town (WCT) Standard 120 1.00 7 7 4.5 1624.7 1608.5 Analysis
36 Steinitz Open 2023 (A+B) 2023/05/26 2023/05/28 Cape Town (WCT) Standard 90 0.94 6 6 3.5 1620.2 1604.0 Analysis
35 Hermanus Rapid 2023 (A) 2023/04/22 2023/04/22 Overberg (WOS) Rapid 25 0.54 6 6 2.0 1614.8 1599.1 Analysis
34 Midas Paints Chess Cup Term 2 2023 (Open) 2023/04/15 2023/04/15 Cape Winelands (WCW) Rapid 13 0.35 6 6 4.0 1614.8 1599.1 Analysis
33 Cape Town Open 2023 (Rapid) 2023/03/26 2023/03/26 Cape Town (WCT) Rapid 25 0.54 6 6 5.0 1602.9 1592.1 Analysis
32 Casuarina International 2023 (Rapid) 2023/03/11 2023/03/12 Cape Town (WCT) Rapid 35 0.66 6 2 1.0 1602.9 1592.1 Analysis
31 Casuarina International 2023 (Blitz) 2023/03/11 2023/03/11 Cape Town (WCT) Blitz 5 0.18 9 9 5.0 1602.9 1639.5 Analysis
30 Courtrai Midas Rapid 2023 (Open) 2023/03/04 2023/03/04 Cape Winelands (WCW) Rapid 13 0.35 6 5 2.5 1602.9 1592.1 Analysis
29 Kraaifontein Rapid Open 2022 (Open) 2022/12/16 2022/12/16 Cape Town (WCT) Rapid 30 0.60 6 4 4.0 1612.7 1631.6 Analysis
123
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 48 26 7 15 29.5 61.5 97.4 1603.4 1700.8
White 23 14 3 6 15.5 67.4 147.8 1547.0 1694.8
Black 25 12 4 9 14.0 56.0 51.0 1655.3 1706.3
Standard All 24 12 4 8 14.0 58.3 70.8 1637.9 1708.7
White 11 6 2 3 7.0 63.6 115.9 1621.4 1737.3
Black 13 6 2 5 7.0 53.8 32.7 1651.8 1684.5
Rapid All 13 8 3 2 9.5 73.1 196.2 1597.7 1793.9
White 7 4 1 2 4.5 64.3 121.4 1579.6 1701.0
Black 6 4 2 0 5.0 83.3 283.3 1618.9 1902.2
Blitz All 11 6 0 5 6.0 54.5 38.6 1534.7 1573.4
White 5 4 0 1 4.0 80.0 255.0 1337.5 1592.5
Black 6 2 0 4 2.0 33.3 -141.7 1699.1 1557.4
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 304 130 72 102 166.0 54.6 39.1 1580.3 1619.5
White 155 76 40 39 96.0 61.9 101.5 1564.8 1666.3
Black 149 54 32 63 70.0 47.0 -25.7 1596.5 1570.8
Standard All 158 59 52 47 85.0 53.8 32.3 1595.4 1627.7
White 81 34 29 18 48.5 59.9 84.0 1604.7 1688.6
Black 77 25 23 29 36.5 47.4 -22.1 1585.7 1563.6
Rapid All 110 56 17 37 64.5 58.6 73.4 1554.6 1628.1
White 57 32 9 16 36.5 64.0 119.3 1522.8 1642.1
Black 53 24 8 21 28.0 52.8 24.1 1588.9 1612.9
Blitz All 36 15 3 18 16.5 45.8 -35.4 1592.6 1557.2
White 17 10 2 5 11.0 64.7 125.0 1515.8 1640.8
Black 19 5 1 13 5.5 28.9 -178.9 1661.3 1482.3
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 162042913 Willenberg, GI (Glen) 7 5.5 4 3 0 78.6 1640.3 242.9 1883.2 View list
2 170033599 Schuller, A (Ashley) 7 2.5 1 3 3 35.7 1622.0 -121.4 1500.5 View list
3 147035755 Southey, AM (Andrew) 6 3.5 3 1 2 58.3 1627.5 70.8 1698.3 View list
4 162017968 Lewis, MMM (Mark) 6 1.5 0 3 3 25.0 1626.4 -212.5 1413.9 View list
5 197010759 Goredema, D (Dione) 5 2.5 2 1 2 50.0 1646.5 0.0 1646.5 View list
6 163002189 Bhawoodien, SH (Shabier) 5 0.0 0 0 5 0.0 1664.8 -425.0 1239.8 View list
7 1120134372 Weideman, J (Janko) 4 4.0 4 0 0 100.0 1619.8 425.0 2044.8 View list
8 153010181 Galleid, S (Stephen) 4 2.0 1 2 1 50.0 1641.6 0.0 1641.6 View list
9 161066248 Ohlson, C (Cecil) 4 2.0 1 2 1 50.0 1630.1 0.0 1630.1 View list
10 187042911 Willenberg, CG (Craig) 4 0.5 0 1 3 12.5 1624.4 -318.8 1305.7 View list
11 1990147707 Coombes, M (Michael) 3 3.0 3 0 0 100.0 1615.2 425.0 2040.2 View list
12 164037225 Talmarkes, AG (Andrew) 3 2.5 2 1 0 83.3 1631.2 283.3 1914.6 View list
13 177036042 Steenkamp, E (Eugene) 3 2.0 2 0 1 66.7 1684.2 141.7 1825.9 View list
14 197015731 Klaase, S (Shane) 3 1.5 1 1 1 50.0 1642.7 0.0 1642.7 View list
15 157030080 Pick, DD (Deon) 3 1.0 0 2 1 33.3 1650.0 -141.7 1508.4 View list
16 156017929 Levin, BRL (Benny) 3 0.5 0 1 2 16.7 1636.2 -283.3 1352.9 View list
17 197076467 Mncwabe, M (Minenhle Junior) 3 0.5 0 1 2 16.7 1615.6 -283.3 1332.3 View list
18 173003226 Bouah, LJ (Lyndon) 3 0.0 0 0 3 0.0 1635.8 -425.0 1210.8 View list
19 194015801 Kleinsmidt, CC (Cherwin) 3 0.0 0 0 3 0.0 1601.0 -425.0 1176.0 View list
20 108053347 Allie, I (Ishmaeel) 2 2.0 2 0 0 100.0 1586.8 425.0 2011.8 View list