Player Page

Davids, R (Rafael)
Dob: 2007/06/22 (U18)
Gender: Male
Chess SA id: 107078359
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2024/08/17 (22 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 rating1540.3
Current Weighted rating1496.6
Current Weighted performance1493.8
Current official/published rating (highest between Raw, WR and WP)1540.3
Current highest rating achieved1540.3
Current floor (min rating allowed)1040.3
Current K-factor32
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)±102.1
Current Raw change used (final)0.0
Projected new Raw rating1540.3
Projected new Weighed rating1378.7
Projected new Weighted performance1493.8
Projected new final Raw rating (if new WP > new Raw)1540.3
Projected new highest rating1540.3
Projected new floor1040.3
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1540.3
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 rating1511.5
Current Weighted rating1478.2
Current Weighted performance1502.6
Current official/published rating (highest between Raw, WR and WP)1511.5
Current highest rating achieved1521.5
Current floor (min rating allowed)1021.5
Current K-factor32
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)±106.4
Current Raw change used (final)0.0
Projected new Raw rating1511.5
Projected new Weighed rating1361.5
Projected new Weighted performance1502.6
Projected new final Raw rating (if new WP > new Raw)1511.5
Projected new highest rating1521.5
Projected new floor1021.5
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1511.5
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 rating1431.5
Current Weighted rating1420.8
Current Weighted performance1236.7
Current official/published rating (highest between Raw, WR and WP)1431.5
Current highest rating achieved1431.5
Current floor (min rating allowed)931.5
Current K-factor32
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)±119.2
Current Raw change used (final)0.0
Projected new Raw rating1431.5
Projected new Weighed rating1307.5
Projected new Weighted performance1236.7
Projected new final Raw rating (if new WP > new Raw)1431.5
Projected new highest rating1431.5
Projected new floor931.5
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1431.5
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 rating994.2
Current Weighted rating994.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)994.2
Current highest rating achieved994.2
Current floor (min rating allowed)500.0
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)±222.3
Current Raw change used (final)0.0
Projected new Raw rating994.2
Projected new Weighed rating914.7
Projected new Weighted performance515.4
Projected new final Raw rating (if new WP > new Raw)994.2
Projected new highest rating994.2
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)994.2
Projected effective change (new Official - current Official)-0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
6 De Villiers PS Tournament 2024 (Open) 2024/08/17 2024/08/17 Cape Winelands (WCW) Standard 60 0.83 5 5 4.0 1519.3 1493.3 Analysis
5 Cape Winelands - Top Schools 2024 (U18 Mixed) 2024/07/27 2024/07/27 Cape Winelands (WCW) Standard 60 0.83 5 5 3.5 1537.4 1521.5 Analysis
4 Western Cape HS Individuals Championship 2024 (U18 Boys) 2024/03/21 2024/03/22 Overberg (WOS) Standard 60 0.83 6 6 3.5 1525.2 1504.2 Analysis
3 Cape Winelands Schools - Prestige 2024 (U18 Boys) 2024/03/02 2024/03/02 Cape Winelands (WCW) Standard 60 0.83 5 5 3.5 1525.2 1504.2 Analysis
2 Cape Winelands Schools - HS Trials 1 2024 (U18 Boys) 2024/02/17 2024/02/17 Cape Winelands (WCW) Rapid 35 0.66 6 6 4.5 1517.8 1411.7 Analysis
1 Cape Winelands - Marie Delport Memorial 2024 (Open) 2024/01/27 2024/01/28 Cape Winelands (WCW) Standard 70 0.87 6 6 5.0 1471.6 1448.5 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
63 De Villiers PS Tournament 2024 (Open) 2024/08/17 2024/08/17 Cape Winelands (WCW) Standard 60 0.83 5 5 4.0 1519.3 1493.3 Analysis
62 Cape Winelands - Top Schools 2024 (U18 Mixed) 2024/07/27 2024/07/27 Cape Winelands (WCW) Standard 60 0.83 5 5 3.5 1537.4 1521.5 Analysis
61 Western Cape HS Individuals Championship 2024 (U18 Boys) 2024/03/21 2024/03/22 Overberg (WOS) Standard 60 0.83 6 6 3.5 1525.2 1504.2 Analysis
60 Cape Winelands Schools - Prestige 2024 (U18 Boys) 2024/03/02 2024/03/02 Cape Winelands (WCW) Standard 60 0.83 5 5 3.5 1525.2 1504.2 Analysis
59 Cape Winelands Schools - HS Trials 1 2024 (U18 Boys) 2024/02/17 2024/02/17 Cape Winelands (WCW) Rapid 35 0.66 6 6 4.5 1517.8 1411.7 Analysis
58 Cape Winelands - Marie Delport Memorial 2024 (Open) 2024/01/27 2024/01/28 Cape Winelands (WCW) Standard 70 0.87 6 6 5.0 1471.6 1448.5 Analysis
57 Bonnievale Open Rapid 2023 (Intermediate) 2023/10/21 2023/10/21 Cape Winelands (WCW) Rapid 25 0.54 6 6 4.5 1442.8 1409.5 Analysis
56 Paarl Boys High Chess Festival 2023 (Elite Division) 2023/10/13 2023/10/14 Cape Winelands (WCW) Standard 60 0.83 6 6 3.0 1442.8 1430.3 Analysis
55 Cape Winelands Schools Prestige 2023 (U17 Boys) 2023/03/11 2023/03/11 Cape Winelands (WCW) Standard 60 0.83 5 5 3.0 1447.0 1435.1 Analysis
54 Cape Winelands Schools Chess - Trials 1 2023 (U17 Boys) 2023/02/25 2023/02/25 Cape Winelands (WCW) Standard 60 0.83 5 5 4.0 1427.1 1412.1 Analysis
53 Western Cape Closed Championship 2022 (Prestige) 2022/09/24 2022/09/25 Cape Winelands (WCW) Standard 70 0.87 6 6 2.5 1427.7 1403.7 Analysis
52 Cape Winelands Schools Top Schools 2022 (U15 Mix) 2022/08/27 2022/08/27 Cape Winelands (WCW) Standard 60 0.83 5 5 4.0 1397.7 1297.1 Analysis
51 WCCA Rural Cup 2022 (U16) 2022/08/13 2022/08/14 Overberg (WOS) Standard 60 0.83 5 3 2.0 1397.7 1297.1 Analysis
50 WCCA Rural Cup Blitz 2022 2022/07/12 2022/07/12 Overberg (WOS) Blitz 5 0.18 5 5 3.0 1396.6 911.0 Analysis
49 Western Cape Schools Chess 2022 (U15 Boys) 2022/05/07 2022/05/08 Eden District (WEG) Standard 65 0.85 6 6 3.0 1421.6 1324.8 Analysis
48 Cape Winelands Schools 2022 (U15 Boys) 2022/03/05 2022/03/05 Cape Winelands (WCW) Standard 60 0.83 5 5 5.0 1375.7 1251.0 Analysis
47 Worcester Schools Trials 2022 (U15 Boys) 2022/02/19 2022/02/19 Cape Winelands (WCW) Rapid 30 0.60 5 5 4.0 1363.2 1394.5 Analysis
46 Western Cape Schools 2021 (U15 Boys) 2021/10/23 2021/10/23 Overberg (WOS) Rapid 35 0.66 5 5 2.5 1336.8 1422.0 Analysis
45 Cape Winelands Schools Trials 2021 (U15 Boys) 2021/10/16 2021/10/16 Cape Winelands (WCW) Rapid 30 0.60 5 5 4.0 1336.8 1422.0 Analysis
44 Western Cape Closed 2020 (Prestige) 2021/03/27 2021/03/28 Cape Town (WCT) Standard 65 0.85 6 6 3.0 1355.8 1257.8 Analysis
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Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 33 20 8 5 24.0 72.7 193.2 1373.9 1567.0
White 16 10 4 2 12.0 75.0 212.5 1339.3 1551.8
Black 17 10 4 3 12.0 70.6 175.0 1406.4 1581.4
Standard All 27 16 7 4 19.5 72.2 188.9 1378.5 1567.4
White 13 8 3 2 9.5 73.1 196.2 1323.6 1519.7
Black 14 8 4 2 10.0 71.4 182.1 1429.5 1611.6
Rapid All 6 4 1 1 4.5 75.0 212.5 1352.9 1565.4
White 3 2 1 0 2.5 83.3 283.3 1407.4 1690.8
Black 3 2 0 1 2.0 66.7 141.7 1298.4 1440.1
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 350 223 34 93 240.0 68.6 157.9 1212.3 1370.2
White 174 112 17 45 120.5 69.3 163.6 1208.0 1371.7
Black 176 111 17 48 119.5 67.9 152.1 1216.6 1368.7
Standard All 227 134 26 67 147.0 64.8 125.4 1225.3 1350.8
White 112 66 9 37 70.5 62.9 110.0 1226.8 1336.8
Black 115 68 17 30 76.5 66.5 140.4 1223.9 1364.4
Rapid All 111 81 8 22 85.0 76.6 225.9 1172.9 1398.8
White 56 41 8 7 45.0 80.4 258.0 1163.0 1421.0
Black 55 40 0 15 40.0 72.7 193.2 1183.1 1376.2
Blitz All 12 8 0 4 8.0 66.7 141.7 1330.7 1472.3
White 6 5 0 1 5.0 83.3 283.3 1278.9 1562.3
Black 6 3 0 3 3.0 50.0 0.0 1382.4 1382.4
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 107078353 De Wet, M (Malcolm) 7 5.0 5 0 2 71.4 1307.2 182.1 1489.4 View list
2 1070137517 Roux, T (Tiaan) 4 2.0 1 2 1 50.0 1494.5 0.0 1494.5 View list
3 108072148 Van Heerden, EJ (Ethan Joel) 4 1.5 1 1 2 37.5 1423.8 -106.3 1317.6 View list
4 106087912 Lielieveld, F (Franco) 4 0.5 0 1 3 12.5 1400.9 -318.8 1082.1 View list
5 107083549 Pillay, PJ (Palin) 3 3.0 3 0 0 100.0 1245.6 425.0 1670.6 View list
6 106078570 Hausiku, M (Marco) 3 2.5 2 1 0 83.3 1359.8 283.3 1643.2 View list
7 108090548 Lewaks, S (Shaundre) 3 2.5 2 1 0 83.3 1387.6 283.3 1670.9 View list
8 1060137638 Pieters, G (Gethan) 3 2.5 2 1 0 83.3 1464.0 283.3 1747.3 View list
9 107082126 Saoud, J (Jassem) 3 2.5 2 1 0 83.3 1343.9 283.3 1627.2 View list
10 208068746 Snyders, M (Meya) 3 2.5 2 1 0 83.3 1347.2 283.3 1630.6 View list
11 106078288 Africa, G (Gillmore) 3 2.0 2 0 1 66.7 1414.1 141.7 1555.8 View list
12 107093485 Coetzee, D (David) 3 2.0 2 0 1 66.7 988.1 141.7 1129.7 View list
13 106088984 Jonas, SG (Sue-Win) 3 2.0 2 0 1 66.7 1405.3 141.7 1547.0 View list
14 1080103429 Winter, C (Cuthanzario) 3 1.0 1 0 2 33.3 1374.8 -141.7 1233.2 View list
15 109087781 Bosman, P (Petrus) 3 1.0 0 2 1 33.3 1307.6 -141.7 1165.9 View list
16 1070097985 Anderson, N (Neo) 3 0.5 0 1 2 16.7 1347.5 -283.3 1064.1 View list
17 106078134 Geyser, K (Kobus) 3 0.0 0 0 3 0.0 1432.9 -425.0 1007.9 View list
18 1080134436 Bosman, B (Burnito) 2 2.0 2 0 0 100.0 1409.7 425.0 1834.7 View list
19 108092101 Dicks, D (Drake) 2 2.0 2 0 0 100.0 973.9 425.0 1398.8 View list
20 107064069 Drury, N (Nicholas) 2 2.0 2 0 0 100.0 1318.3 425.0 1743.3 View list