Player Page

De Vries, MA (Andrio)
Dob: 2008/12/26 (U18)
Gender: Male
Chess SA id: 108082684
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/04/06 (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
Curent Raw rating1649.4
Curent Weighted rating1590.7
Curent Weighted performance1623.2
Current official/published rating (highest between Raw, WR and WP)1649.4
Current floor (min rating allowed)1149.4
Current highest rating achieved1649.4
Current K-factor28
Games played this month5
Score (S)2.0
Expected score (We)2.50
Difference (S-We)-0.50
Current Raw change (no limits, including tournament time weight)-11.6
Current min/max change allowed (with limits)±87.4
Current Raw change used (final)-11.6
Projected new Raw rating1637.8
Projected new Weighed rating1597.8
Projected new Weighted performance1623.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1637.8
Projected effective change (new Official - current Official)-11.6
Projected new highest rating1649.4
Projected new floor1149.4
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 rating1652.4
Curent Weighted rating1584.9
Curent Weighted performance1621.5
Current official/published rating (highest between Raw, WR and WP)1652.4
Current floor (min rating allowed)1152.4
Current highest rating achieved1652.4
Current K-factor28
Games played this month5
Score (S)2.0
Expected score (We)2.50
Difference (S-We)-0.50
Current Raw change (no limits, including tournament time weight)-14.0
Current min/max change allowed (with limits)±87.0
Current Raw change used (final)-14.0
Projected new Raw rating1638.4
Projected new Weighed rating1592.4
Projected new Weighted performance1621.5
Projected new official/published rating (highest between new Raw, new WR and new WP)1638.4
Projected effective change (new Official - current Official)-14.0
Projected new highest rating1652.4
Projected new floor1152.4
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 rating1417.0
Curent Weighted rating958.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1417.0
Current floor (min rating allowed)917.0
Current highest rating achieved1417.0
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)±121.7
Current Raw change used (final)0.0
Projected new Raw rating1417.0
Projected new Weighed rating1002.3
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1417.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1417.0
Projected new floor917.0
Projected new K-facor32
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 rating879.0
Curent Weighted rating878.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)879.0
Current floor (min rating allowed)917.0
Current highest rating achieved879.0
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)±262.0
Current Raw change used (final)0.0
Projected new Raw rating879.0
Projected new Weighed rating879.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)879.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating879.0
Projected new floor917.0
Projected new K-facor40
Tournaments
Tournament: 2024 KSNG CHess Academy Open Tournament (A)
Start: 2024/04/06  End: 2024/04/06  Host: GTP  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 2.0
Main rating: 1649.4  Rating gain/loss: -11.6
Type rating: 1652.4  Rating gain/loss: -14.0
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 2024 KSNG CHess Academy Open Tournament (A) 2024/04/06 2024/04/06 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1649.4 1652.4 Analysis
3 2024 Chris Greyling Open Chess Tournament (B) 2024/03/16 2024/03/16 Tshwane (GTP) Standard 60 0.83 5 5 4.5 1610.1 1605.6 Analysis
2 2024 Tshwane Chess OPEN Registration Tournament (B) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1607.9 1598.3 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U16A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 3.5 1607.9 1598.3 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
61 2024 KSNG CHess Academy Open Tournament (A) 2024/04/06 2024/04/06 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1649.4 1652.4 Analysis
60 2024 Chris Greyling Open Chess Tournament (B) 2024/03/16 2024/03/16 Tshwane (GTP) Standard 60 0.83 5 5 4.5 1610.1 1605.6 Analysis
59 2024 Tshwane Chess OPEN Registration Tournament (B) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1607.9 1598.3 Analysis
58 2024 Gauteng Inter-Region Chess Championship (U16A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 3.5 1607.9 1598.3 Analysis
57 2023 Etienne Lewis Closed Tournament (U16) 2023/08/25 2023/08/27 Tshwane (GTP) Standard 90 0.94 7 7 5.0 1585.8 1572.3 Analysis
56 2023 Tshwane South School District CLOSED League Championship (U19) 2023/07/29 2023/07/29 Tshwane (GTP) Standard 60 0.83 5 4 2.0 1613.0 1606.5 Analysis
55 2023 Menlo Open Tournament (B) 2023/07/22 2023/07/22 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1613.0 1606.5 Analysis
54 2023 Elize Steenkamp Open Tournament (B) 2023/06/16 2023/06/16 Tshwane (GTP) Standard 90 0.94 6 6 4.0 1633.5 1627.8 Analysis
53 Gauteng Schools Individual Finals 2023 (U15 Boys) 2023/05/27 2023/05/27 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1640.0 1634.5 Analysis
52 2023 Tshwane South School District CLOSED Individual Championships (U15 Open) 2023/04/22 2023/04/22 Tshwane (GTP) Standard 60 0.83 5 5 4.5 1580.2 1576.5 Analysis
51 Silver Lakes Open Chess Tournament (B) 2023/04/15 2023/04/15 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1580.2 1576.5 Analysis
50 2023 Tshwane Chess Open Registration Tournament (B1) 2023/01/28 2023/01/28 Tshwane (GTP) Standard 60 0.83 5 5 4.5 1489.4 1489.2 Analysis
49 2022 South African Junior Team Chess Championships (U16 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 7 5.0 1444.9 1445.7 Analysis
48 2022 Etienne Lewis (U16 Open) 2022/09/02 2022/09/04 Tshwane (GTP) Standard 90 0.94 7 7 4.0 1423.2 1423.3 Analysis
47 2022 Alekhine Open (B) 2022/08/13 2022/08/14 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1398.8 1398.3 Analysis
46 2022 Jacaranda Round Robin (C) 2022/07/30 2022/07/30 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1392.4 1390.9 Analysis
45 2022 Tshwane Chess Fide Rated Blitz League 1 2022/06/18 2022/06/18 Tshwane (GTP) Blitz 5 0.18 9 9 3.0 1402.2 762.2 Analysis
44 South African Junior Closed Chess Championships 2022 (U14 Open) 2022/03/28 2022/04/02 Chess South Africa (CSA) Standard 120 1.00 11 11 4.5 1415.3 1404.3 Analysis
43 2022 Gauteng Interregion (U14 Open) 2022/02/26 2022/02/26 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1433.1 1422.2 Analysis
42 CP Ope 2022 (B) 2022/02/19 2022/02/19 Tshwane (GTP) Standard 60 0.83 5 4 1.5 1433.1 1422.2 Analysis
1234
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 20 11 5 4 13.5 67.5 148.8 1524.2 1673.0
White 10 6 2 2 7.0 70.0 170.0 1552.1 1722.1
Black 10 5 3 2 6.5 65.0 127.5 1496.4 1623.9
Standard All 20 11 5 4 13.5 67.5 148.8 1524.2 1673.0
White 10 6 2 2 7.0 70.0 170.0 1552.1 1722.1
Black 10 5 3 2 6.5 65.0 127.5 1496.4 1623.9
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 333 176 63 94 207.5 62.3 104.7 1284.6 1389.2
White 159 84 32 43 100.0 62.9 109.6 1298.1 1407.6
Black 174 92 31 51 107.5 61.8 100.1 1272.2 1372.4
Standard All 324 173 63 88 204.5 63.1 111.5 1281.3 1392.8
White 155 84 32 39 100.0 64.5 123.4 1290.7 1414.1
Black 169 89 31 49 104.5 61.8 100.6 1272.6 1373.2
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 3 0 6 3.0 33.3 -141.7 1403.7 1262.0
White 4 0 0 4 0.0 0.0 -425.0 1583.1 1158.1
Black 5 3 0 2 3.0 60.0 85.0 1260.1 1345.1
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 109086362 Yang, A (Alex) 6 5.0 4 2 0 83.3 1430.1 283.3 1713.5 View list
2 108052034 Du Toit, SJM (Stephanus (Matteo)) 6 4.5 4 1 1 75.0 1445.0 212.5 1657.5 View list
3 108064021 Coetsee, D (Dewald) 6 1.0 1 0 5 16.7 1435.3 -283.3 1152.0 View list
4 1080143163 Fidos, E (Eric) 4 4.0 4 0 0 100.0 1562.5 425.0 1987.5 View list
5 208088604 Monnig, E (Erika) 4 3.5 3 1 0 87.5 1422.3 318.8 1741.0 View list
6 108045082 Koning, L (Lehan) 4 2.0 2 0 2 50.0 1405.8 0.0 1405.8 View list
7 109069449 Boheim, E (Eugene) 4 1.5 1 1 2 37.5 1445.5 -106.3 1339.2 View list
8 108076196 Potgieter, E (Edward) 4 1.0 0 2 2 25.0 1404.8 -212.5 1192.3 View list
9 108079040 Gruenenfelder, S (Stiaan) 3 3.0 3 0 0 100.0 1556.6 425.0 1981.6 View list
10 108064862 Moolman, R (Reinhardt) 3 3.0 3 0 0 100.0 1328.0 425.0 1753.0 View list
11 106076003 Dvir, O (Omer) 3 2.0 2 0 1 66.7 1425.7 141.7 1567.4 View list
12 109076140 Jones, E (Edward) 3 2.0 2 0 1 66.7 1504.9 141.7 1646.6 View list
13 206050956 Pelser, J (Jean-Marie) 3 2.0 2 0 1 66.7 1197.8 141.7 1339.4 View list
14 108069958 Senekal, F (Frederick) 3 2.0 1 2 0 66.7 1483.3 141.7 1624.9 View list
15 108057851 Malan, H (Henco) 3 1.0 0 2 1 33.3 1336.2 -141.7 1194.5 View list
16 107053924 Vather, S (Shayur) 3 1.0 0 2 1 33.3 1326.3 -141.7 1184.7 View list
17 107079041 Crause, M (Mynhardt) 2 2.0 2 0 0 100.0 1224.6 425.0 1649.6 View list
18 109086534 Erlank, BG (Brandon) 2 2.0 2 0 0 100.0 1387.5 425.0 1812.5 View list
19 110081021 Kutchoukov, I (Ivan) 2 2.0 2 0 0 100.0 1551.2 425.0 1976.2 View list
20 107088031 Lewis, J (Jacques) 2 2.0 2 0 0 100.0 1165.6 425.0 1590.6 View list