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: 2024/04/02 (17 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 rating1683.7
Curent Weighted rating1642.7
Curent Weighted performance1623.8
Current official/published rating (highest between Raw, WR and WP)1683.7
Current floor (min rating allowed)1287.0
Current highest rating achieved1787.0
Current K-factor28
Games played this month11
Score (S)5.0
Expected score (We)4.48
Difference (S-We)0.52
Current Raw change (no limits, including tournament time weight)14.6
Current min/max change allowed (with limits)±83.2
Current Raw change used (final)14.6
Projected new Raw rating1698.3
Projected new Weighed rating1647.9
Projected new Weighted performance1623.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1698.3
Projected effective change (new Official - current Official)+14.6
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 rating1632.9
Curent Weighted rating1625.6
Curent Weighted performance1542.2
Current official/published rating (highest between Raw, WR and WP)1632.9
Current floor (min rating allowed)1287.0
Current highest rating achieved1787.0
Current K-factor28
Games played this month11
Score (S)5.0
Expected score (We)3.79
Difference (S-We)1.21
Current Raw change (no limits, including tournament time weight)33.9
Current min/max change allowed (with limits)±89.5
Current Raw change used (final)33.9
Projected new Raw rating1666.8
Projected new Weighed rating1629.2
Projected new Weighted performance1542.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1666.8
Projected effective change (new Official - current Official)+33.9
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 rating1670.2
Curent Weighted rating1619.5
Curent Weighted performance1563.8
Current official/published rating (highest between Raw, WR and WP)1670.2
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)±84.9
Current Raw change used (final)0.0
Projected new Raw rating1670.2
Projected new Weighed rating1623.5
Projected new Weighted performance1563.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1670.2
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 rating1661.5
Curent Weighted rating1635.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1661.5
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)±85.9
Current Raw change used (final)0.0
Projected new Raw rating1661.5
Projected new Weighed rating1637.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1661.5
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1787.0
Projected new floor1287.0
Projected new K-facor28
Tournaments
Tournament: South African Closed Chess Championship 2024 (Seniors)
Start: 2024/03/25  End: 2024/04/02  Host: WCT  Type: Standard   Time: 150  Time weight: 1.00  Rounds: 11
Games: 11  Score: 5.0
Main rating: 1683.7  Rating gain/loss: 14.6
Type rating: 1632.9  Rating gain/loss: 33.9
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
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
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
28 Summer Slam 2022 (A) 2022/12/13 2022/12/13 Cape Town (WCT) Rapid 20 0.47 6 6 3.0 1612.7 1631.6 Analysis
27 Western Cape Club Championship 2022 (Tier 2) 2022/10/07 2022/10/09 Cape Town (WCT) Standard 65 0.85 6 5 3.0 1633.3 1637.0 Analysis
26 2022 Western Province Club League (B) 2022/08/20 2022/10/01 Cape Town (WCT) Standard 120 1.00 11 11 6.5 1633.3 1637.0 Analysis
123
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 29 15 4 10 17.0 58.6 73.3 1683.5 1756.8
White 13 10 1 2 10.5 80.8 261.5 1616.3 1877.8
Black 16 5 3 8 6.5 40.6 -79.7 1738.1 1658.4
Standard All 18 8 3 7 9.5 52.8 23.6 1687.6 1711.3
White 8 5 1 2 5.5 68.8 159.4 1663.8 1823.2
Black 10 3 2 5 4.0 40.0 -85.0 1706.7 1621.7
Rapid All 6 5 1 0 5.5 91.7 354.2 1625.3 1979.5
White 3 3 0 0 3.0 100.0 425.0 1598.3 2023.3
Black 3 2 1 0 2.5 83.3 283.3 1652.3 1935.6
Blitz All 5 2 0 3 2.0 40.0 -85.0 1738.4 1653.4
White 2 2 0 0 2.0 100.0 425.0 1453.1 1878.1
Black 3 0 0 3 0.0 0.0 -425.0 1928.7 1503.7
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 285 119 69 97 153.5 53.9 32.8 1587.0 1619.8
White 145 72 38 35 91.0 62.8 108.4 1572.3 1680.7
Black 140 47 31 62 62.5 44.6 -45.5 1602.2 1556.6
Standard All 152 55 51 46 80.5 53.0 25.2 1599.6 1624.8
White 78 33 28 17 47.0 60.3 87.2 1608.4 1695.5
Black 74 22 23 29 33.5 45.3 -40.2 1590.4 1550.2
Rapid All 103 53 15 35 60.5 58.7 74.3 1553.3 1627.6
White 53 31 8 14 35.0 66.0 136.3 1519.6 1655.9
Black 50 22 7 21 25.5 51.0 8.5 1589.1 1597.6
Blitz All 30 11 3 16 12.5 41.7 -70.8 1638.1 1567.3
White 14 8 2 4 9.0 64.3 121.4 1570.5 1692.0
Black 16 3 1 12 3.5 21.9 -239.1 1697.3 1458.2
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 147035755 Southey, AM (Andrew) 6 3.5 3 1 2 58.3 1627.5 70.8 1698.3 View list
2 170033599 Schuller, A (Ashley) 6 2.5 1 3 2 41.7 1611.7 -70.8 1540.9 View list
3 162017968 Lewis, MMM (Mark) 6 1.5 0 3 3 25.0 1626.4 -212.5 1413.9 View list
4 162042913 Willenberg, GI (Glen) 5 4.0 3 2 0 80.0 1622.2 255.0 1877.2 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 1630.2 0.0 1630.2 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