Player Page

Dvir, O (Omer)
Dob: 2006/09/06 (U20)
Gender: Male
Chess SA id: 106076003
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/02/24 (274 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 rating1621.0
Current Weighted rating1631.5
Current Weighted performance1340.8
Current official/published rating (highest between Raw, WR and WP)1631.5
Current highest rating achieved1657.6
Current floor (min rating allowed)1157.6
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)±91.0
Current Raw change used (final)0.0
Projected new Raw rating1621.0
Projected new Weighed rating1501.4
Projected new Weighted performance1340.8
Projected new final Raw rating (if new WP > new Raw)1621.0
Projected new highest rating1657.6
Projected new floor1157.6
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1621.0
Projected effective change (new Official - current Official)-10.5
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 rating1619.2
Current Weighted rating1631.7
Current Weighted performance1381.2
Current official/published rating (highest between Raw, WR and WP)1631.7
Current highest rating achieved1662.0
Current floor (min rating allowed)1162.0
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)±91.3
Current Raw change used (final)0.0
Projected new Raw rating1619.2
Projected new Weighed rating1501.6
Projected new Weighted performance1381.2
Projected new final Raw rating (if new WP > new Raw)1619.2
Projected new highest rating1662.0
Projected new floor1162.0
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1619.2
Projected effective change (new Official - current Official)-12.5
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 rating887.8
Current Weighted rating850.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)887.8
Current highest rating achieved887.8
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)±258.7
Current Raw change used (final)0.0
Projected new Raw rating887.8
Projected new Weighed rating784.4
Projected new Weighted performance341.6
Projected new final Raw rating (if new WP > new Raw)887.8
Projected new highest rating887.8
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)887.8
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 rating866.7
Current Weighted rating839.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)866.7
Current highest rating achieved866.7
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)±266.6
Current Raw change used (final)0.0
Projected new Raw rating866.7
Projected new Weighed rating775.9
Projected new Weighted performance390.3
Projected new final Raw rating (if new WP > new Raw)866.7
Projected new highest rating866.7
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)866.7
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 2024 Tshwane Chess AHS Open Chess Tournament (B) 2024/02/24 2024/02/24 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1630.5 1631.5 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U18A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 2.5 1657.6 1662.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
44 2024 Tshwane Chess AHS Open Chess Tournament (B) 2024/02/24 2024/02/24 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1630.5 1631.5 Analysis
43 2024 Gauteng Inter-Region Chess Championship (U18A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 2.5 1657.6 1662.0 Analysis
42 2023 Elize Steenkamp Open Tournament (B) 2023/06/16 2023/06/16 Tshwane (GTP) Standard 90 0.94 6 6 5.0 1639.7 1646.0 Analysis
41 2023 Tshwane Chess FIDE Rated Blitz League 1 2023/05/28 2023/05/28 Tshwane (GTP) Blitz 5 0.18 9 9 5.0 1646.9 648.2 Analysis
40 Chris Greyling Open Tournament 2023 (B) 2023/03/21 2023/03/21 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1585.4 1581.5 Analysis
39 2023 Piet Robbertse Fide Rated Open Chess Tournament (B) 2023/02/04 2023/02/05 Tshwane (GTP) Standard 90 0.94 5 4 3.5 1528.2 1520.0 Analysis
38 2023 Tshwane Chess Open Registration Tournament (B1) 2023/01/28 2023/01/28 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1511.2 1497.0 Analysis
37 2022 South African Junior Team Chess Championships (U18 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 7 6.5 1444.3 1426.3 Analysis
36 2022 Silver Lakes Chess Club Open Chess Tournament (B) 2022/05/14 2022/05/14 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1452.3 1434.6 Analysis
35 South African Junior Closed Chess Championships 2022 (U16 Open) 2022/03/28 2022/04/02 Chess South Africa (CSA) Standard 120 1.00 11 10 4.5 1442.6 1426.0 Analysis
34 2022 Chris Greyling Open (B) 2022/03/12 2022/03/12 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1445.2 1426.6 Analysis
33 2022 Tshwane Chess Open Registration Tournament (B) 2022/01/29 2022/01/29 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1387.9 1359.6 Analysis
32 2021 Silver Lakes Chess Club Wednesday Rapid 2021/10/27 2021/10/27 Tshwane (GTP) Rapid 10 0.29 5 5 4.0 1386.9 648.2 Analysis
31 2021 Milos Ristic Open (B) 2021/10/09 2021/10/09 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1386.9 1377.6 Analysis
30 2021 Blou Bul Tournament (B) 2021/04/10 2021/04/10 Mangaung (FMB) Standard 60 0.83 5 5 2.5 1374.4 1359.2 Analysis
29 2021 Registration Tournament (B) 2021/03/13 2021/03/13 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1384.8 1371.1 Analysis
28 2020 Wynie Robbertse Open Chess Tournament (B) 2020/03/07 2020/03/07 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1360.1 1332.2 Analysis
27 2020 Tuks Open (B) 2020/02/22 2020/02/22 Tshwane (GTP) Standard 60 0.83 5 5 1.5 1407.3 1397.7 Analysis
26 2020 Blou Bul (B) 2020/02/15 2020/02/15 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1407.3 1397.7 Analysis
25 2020 Constantiapark Open Chess Tournament (B) 2020/02/08 2020/02/08 Tshwane (GTP) Standard 60 0.83 5 5 1.5 1407.3 1397.7 Analysis
123
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 10 4 3 3 5.5 55.0 42.5 1477.8 1520.3
White 5 2 1 2 2.5 50.0 0.0 1479.8 1479.8
Black 5 2 2 1 3.0 60.0 85.0 1475.9 1560.9
Standard All 10 4 3 3 5.5 55.0 42.5 1477.8 1520.3
White 5 2 1 2 2.5 50.0 0.0 1479.8 1479.8
Black 5 2 2 1 3.0 60.0 85.0 1475.9 1560.9
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 237 118 27 92 131.5 55.5 46.6 1287.2 1333.8
White 118 59 16 43 67.0 56.8 57.6 1301.5 1359.2
Black 119 59 11 49 64.5 54.2 35.7 1272.9 1308.6
Standard All 223 109 27 87 122.5 54.9 41.9 1280.1 1322.0
White 112 56 16 40 64.0 57.1 60.7 1288.5 1349.2
Black 111 53 11 47 58.5 52.7 23.0 1271.6 1294.6
Rapid All 5 4 0 1 4.0 80.0 255.0 1411.1 1666.1
White 2 2 0 0 2.0 100.0 425.0 1342.3 1767.3
Black 3 2 0 1 2.0 66.7 141.7 1457.0 1598.6
Blitz All 9 5 0 4 5.0 55.6 47.2 1393.0 1440.2
White 4 1 0 3 1.0 25.0 -212.5 1645.6 1433.1
Black 5 4 0 1 4.0 80.0 255.0 1191.0 1446.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 209092675 Ramlall, S (Sanjana) 5 2.0 2 0 3 40.0 1229.5 -85.0 1144.5 View list
2 206001830 Bent, C (Cierra) 4 3.0 3 0 1 75.0 1254.8 212.5 1467.3 View list
3 108052034 Du Toit, SJM (Stephanus (Matteo)) 4 2.5 2 1 1 62.5 1175.4 106.3 1281.6 View list
4 208088604 Monnig, E (Erika) 4 1.0 1 0 3 25.0 1111.6 -212.5 899.1 View list
5 108086541 Louw, R (Raynor) 3 3.0 3 0 0 100.0 1072.4 425.0 1497.4 View list
6 107090302 Setshedi, N (Neo) 3 3.0 3 0 0 100.0 1408.1 425.0 1833.1 View list
7 193020018 Malan, A (Aiden) 3 1.5 1 1 1 50.0 1204.9 0.0 1204.9 View list
8 108090807 Mcphail, R (Ryan) 3 1.5 1 1 1 50.0 1470.8 0.0 1470.8 View list
9 108082684 De Vries, MA (Andrio) 3 1.0 1 0 2 33.3 1349.3 -141.7 1207.6 View list
10 109069449 Boheim, E (Eugene) 3 0.0 0 0 3 0.0 1114.5 -425.0 689.5 View list
11 207070810 Carney, L (Luzelle) 2 2.0 2 0 0 100.0 881.7 425.0 1306.7 View list
12 107069535 Boshoma, C (Chifundo) 2 2.0 2 0 0 100.0 992.9 425.0 1417.9 View list
13 1120104109 Bowers, M (Mpho) 2 2.0 2 0 0 100.0 1300.6 425.0 1725.6 View list
14 106044567 Buitendag, TS (Tristan) 2 2.0 2 0 0 100.0 1053.2 425.0 1478.2 View list
15 207087582 Amrouni, A (Alexia Shakira) 2 2.0 2 0 0 100.0 1397.1 425.0 1822.1 View list
16 1980136630 Chauke, N (Nicholus) 2 2.0 2 0 0 100.0 1490.3 425.0 1915.3 View list
17 109083426 Gerber, J (Juandre) 2 2.0 2 0 0 100.0 1039.7 425.0 1464.7 View list
18 112089895 Govender, P (Pranau) 2 2.0 2 0 0 100.0 1176.3 425.0 1601.3 View list
19 1120139981 Kirstein, T (Tinus Ederich) 2 2.0 2 0 0 100.0 1635.1 425.0 2060.1 View list
20 108045082 Koning, L (Lehan) 2 2.0 2 0 0 100.0 1330.2 425.0 1755.2 View list