The 7th Annual Philadelphia Open is being held over the Easter week from March 27-31, 2013, at the upscale, luxury Loews Philadelphia Hotel, rated Four Diamonds by AAA, 1200 Market Street, Philadelphia, Pennsylvania.
The event has 7 sections: Open, Under 2200, Under 2000, Under 1800, Under 1600, Under 1300 and Under 1000.
Fidel Corrales and Daniel Naroditsky are leading in the Open Section.
Full standings for the other groups below.
Loews Philadelphia Hotel
Under 2200 – Standings after 4 rounds:
| 1 | Robert J Fischer | 2139 | VA | 4.0 |
| 2 | Charles Yang | 2072 | MD | 4.0 |
| 3 | Luan Elezi | 2184 | PA | 3.5 |
| 4 | Kola Adeyemi r/e | 2198 | NY | 3.0 |
| 5 | Furqan Tanwir | 2198 | NY | 3.0 |
| 6 | Majur Juac | 2191 | NJ | 3.0 |
| 7 | Oscar L Tan | 2180 | NY | 3.0 |
| 8 | Kevin Davidson | 2174 | CA | 3.0 |
| 9 | Michael Lim | 2152 | NJ | 3.0 |
| 10 | Dan M* Rade r/e | 2135 | NY | 3.0 |
| 11 | Christopher Yang | 2122 | PA | 3.0 |
| 12 | Jessica Regam | 2118 | PA | 3.0 |
| 13 | Udit Iyengar | 2101 | CA | 3.0 |
| 14 | Lawrence B Pugh | 2100 | PA | 3.0 |
| 15 | Michael P Opaska | 2085 | PA | 3.0 |
| 16 | Doug Hyatt | 2081 | TN | 3.0 |
| 17 | Ethan Li | 2013 | AZ | 3.0 |
| 18 | Libardo Zabaleta | 2195 | COL | 2.5 |
| 19 | Joshua Sheng | 2143 | CA | 2.5 |
| 20 | Joel Anthony Pena | 2107 | NJ | 2.5 |
| 21 | Yuhao Xu | 2077 | PA | 2.5 |
| 22 | Matthew Lim | 2071 | NJ | 2.5 |
| 23 | Apurva Virkud | 2063 | MI | 2.5 |
| 24 | WFM Laura Juliana Perez | 2038 | GA | 2.5 |
| 25 | Jason Braun | 2016 | MD | 2.5 |
| 26 | Marcus M Miyasaka | 1947 | NY | 2.5 |
| 27 | Rachel J Ulrich | 1882 | WI | 2.5 |
| 28 | Kola Adeyemi | 2198 | NY | 2.0 |
| 29 | Oluwaseun Bisiriyu-Salam | 2188 | NGR | 2.0 |
| 30 | Ramon A Manon-og | 2173 | NY | 2.0 |
| 31 | Gregory Matthew Nolan | 2144 | PA | 2.0 |
| 32 | Bill A* Turner r/e | 2136 | OH | 2.0 |
| 33 | George Li | 2131 | IL | 2.0 |
| 34 | William C Del Castillo | 2123 | NY | 2.0 |
| 35 | Martin K Stengelin | 2103 | MD | 2.0 |
| 36 | Vladi Polyakin Jr r/e | 2102 | NY | 2.0 |
| 37 | Jose Fernandez r/e | 2078 | NJ | 2.0 |
| 38 | Paul Yavari | 2058 | MD | 2.0 |
| 39 | Jack Mo | 2048 | PA | 2.0 |
| 40 | Alice Dong | 2046 | NJ | 2.0 |
| 41 | Lazar Vilotijevic | 2044 | NY | 2.0 |
| 42 | Jason Shi | 2039 | CT | 2.0 |
| 43 | Eric Larson | 2022 | MI | 2.0 |
| 44 | Jason J Margiotta | 2022 | NY | 2.0 |
| 45 | Andrew Konishi | 2016 | NY | 2.0 |
| 46 | Marco Yu | 2005 | NY | 2.0 |
| 47 | Hai Der Manuelian r/e | 1976 | NJ | 2.0 |
| 48 | Angel J Hernandez-camen | 1933 | PA | 2.0 |
| 49 | Jennifer R Yu | 1932 | VA | 2.0 |
| 50 | Sahil Sinha | 1928 | MD | 2.0 |
| 51 | Andy Chen | 1877 | NJ | 2.0 |
| 52 | Severo Caluza | 1835 | BC | 2.0 |
| 53 | WIM Prathiba Yuvarajan | 2179 | NJ | 1.5 |
| 54 | Bill A Turner | 2136 | OH | 1.5 |
| 55 | Evan A Post | 2123 | PA | 1.5 |
| 56 | Sam Alex Barsky | 2100 | NY | 1.5 |
| 57 | Alan Curtis Price | 2083 | CT | 1.5 |
| 58 | Jose Angel Fernandez | 2071 | NY | 1.5 |
| 59 | Geoffrey Herman | 2035 | NJ | 1.5 |
| 60 | Massino Carini | 2021 | ITA | 1.5 |
| 61 | Zachary Chen Tanenbaum | 2014 | CT | 1.5 |
| 62 | Harold Scott | 1981 | FL | 1.5 |
| 63 | Matthew Miyasaka | 1933 | NY | 1.5 |
| 64 | Akshita Gorti | 1867 | VA | 1.5 |
| 65 | Leo Donofrio | 1819 | NJ | 1.5 |
| 66 | Sohrab Samimi | 2113 | PA | 1.0 |
| 67 | Glenn Umstead | 2071 | NJ | 1.0 |
| 68 | Darrin K Berkley | 2023 | MD | 1.0 |
| 69 | Kimberly Ding | 2013 | NJ | 1.0 |
| 70 | Patrick R Ramsey | 2006 | VA | 1.0 |
| 71 | Kevin Emmanuel Chen | 1962 | NJ | 1.0 |
| 72 | Perry Feng | 1881 | VA | 1.0 |
| 73 | Srisa Changolkar | 1864 | PA | 1.0 |
| 74 | Jose Antonio Carrillo Pujol | 1735 | 1.0 | |
| 75 | Joshua A Altman | 1632 | EN | 1.0 |
| 76 | Agust* Ferrariz Jr r/e | 2100 | PA | 0.5 |
| 77 | David Brodsky | 2024 | NY | 0.5 |
| 78 | Haik Oliver Der Manuelian | 1976 | NJ | 0.5 |
| 79 | Derrick Ki Harper | 1665 | MI | 0.5 |
| 80 | Dan M Rade | 2135 | NY | 0.0 |
| 81 | Vladimir L Polyakin | 2102 | NY | 0.0 |
| 82 | Agust Ferrariz Jr | 2100 | PA | 0.0 |
| 83 | Hal Schwartz | 1923 | PA | 0.0 |
Under 2000 – Standings after 4 rounds:
| 1 | Matthew Zafra | 1936 | NY | 4.0 |
| 2 | Alexander* Frentz r/e | 1930 | OH | 3.5 |
| 3 | Ariel Shusterman | 1927 | NJ | 3.5 |
| 4 | Richard Mart | 1919 | MD | 3.5 |
| 5 | David Newmuis | 1997 | NJ | 3.0 |
| 6 | Murodjon Shadiev | 1950 | NY | 3.0 |
| 7 | Keith Ro* Thompson r/e | 1948 | PA | 3.0 |
| 8 | Eric Balck | 1941 | NY | 3.0 |
| 9 | Gabriel Usher Tkach | 1930 | PA | 3.0 |
| 10 | Eric Zhang | 1901 | NY | 3.0 |
| 11 | Saad Al-Hariri | 1878 | VA | 3.0 |
| 12 | David Arias | 1864 | PA | 3.0 |
| 13 | Peter Moss | 1845 | PA | 3.0 |
| 14 | Mykyta A Panasenko | 1997 | NJ | 2.5 |
| 15 | Marcin Maciaszek | 1975 | PA | 2.5 |
| 16 | Yefrem Zats | 1970 | NY | 2.5 |
| 17 | William Chen | 1955 | PA | 2.5 |
| 18 | Pranav Marupudi | 1947 | NJ | 2.5 |
| 19 | Serge Adelson | 1943 | NJ | 2.5 |
| 20 | Jerome Works | 1912 | PA | 2.5 |
| 21 | Preston Ladson | 1903 | PA | 2.5 |
| 22 | Kenneth Horan | 1898 | PA | 2.5 |
| 23 | Jason Fredericks | 1877 | NJ | 2.5 |
| 24 | Jeremy Ryan Glassman | 1857 | NJ | 2.5 |
| 25 | Jay Yalamanchili | 1846 | NJ | 2.5 |
| 26 | Alex Chen | 1841 | PA | 2.5 |
| 27 | Jason Li | 1839 | NY | 2.5 |
| 28 | Igor Martel | 1828 | NY | 2.5 |
| 29 | Ian Lomeli | 1802 | CT | 2.5 |
| 30 | Lucas Ping Pao | 1781 | TN | 2.5 |
| 31 | Max David Polichuk | 1743 | PA | 2.5 |
| 32 | Larry Saxby | 1995 | PA | 2.0 |
| 33 | Dwayne E. Wilson | 1981 | NJ | 2.0 |
| 34 | Dr. Michael Koblentz | 1978 | NJ | 2.0 |
| 35 | Arnold Liao | 1977 | NY | 2.0 |
| 36 | Adia* Onyango r/e | 1932 | NY | 2.0 |
| 37 | Rakeem* Jeter r/e | 1894 | PA | 2.0 |
| 38 | Gennadiy* Reznikov r/e | 1892 | NY | 2.0 |
| 39 | Zachary Henderlong Bence | 1876 | NJ | 2.0 |
| 40 | Barry Raymond Miller | 1863 | VA | 2.0 |
| 41 | Ethan J Klein | 1846 | NJ | 2.0 |
| 42 | Ryan Xu | 1846 | VA | 2.0 |
| 43 | Arthur S Antler | 1844 | NJ | 2.0 |
| 44 | Joie Wang | 1830 | VA | 2.0 |
| 45 | Jonathan Kim | 1810 | NY | 2.0 |
| 46 | Gregory F Keener | 1800 | NY | 2.0 |
| 47 | David Grigoryan | 1791 | PA | 2.0 |
| 48 | Joel David Dewyer | 1698 | MD | 2.0 |
| 49 | Jonathan C Chan | 1677 | NY | 2.0 |
| 50 | Alex Pakh | 1562 | NY | 2.0 |
| 51 | Edward Scher | 1976 | NJ | 1.5 |
| 52 | Ansel J Schiffer | 1906 | NJ | 1.5 |
| 53 | Zachary D Martin | 1902 | NY | 1.5 |
| 54 | Jeremy Scheinbach | 1897 | NY | 1.5 |
| 55 | Gennadiy Reznikov | 1892 | NY | 1.5 |
| 56 | Michael Yen | 1882 | NJ | 1.5 |
| 57 | Thomas C Race | 1876 | GA | 1.5 |
| 58 | David Riche* Hauge r/e | 1870 | DC | 1.5 |
| 59 | Krishna Venkatasubba | 1800 | MI | 1.5 |
| 60 | Donald K Quiring | 1775 | PA | 1.5 |
| 61 | Yasasvi Hari | 1762 | PA | 1.5 |
| 62 | Jason Metpally | 1755 | TX | 1.5 |
| 63 | Kenneth Flood Jr | 1742 | NJ | 1.5 |
| 64 | Teseo L Torras | 1715 | NY | 1.5 |
| 65 | Derrick Ki Harper | 1665 | MI | 1.5 |
| 66 | Adia Onyango | 1932 | NY | 1.0 |
| 67 | Alexander Frentz | 1930 | OH | 1.0 |
| 68 | Evan Cortes | 1925 | NJ | 1.0 |
| 69 | Olayemi* Ogungbe | 1893 | NY | 1.0 |
| 70 | Rishi Rajendran | 1886 | NJ | 1.0 |
| 71 | David Richey Hauge | 1870 | DC | 1.0 |
| 72 | Valentina Gomez | 1862 | GA | 1.0 |
| 73 | Donald Edwin Battle | 1861 | NJ | 1.0 |
| 74 | Kristjian Gjorgjevik | 1845 | PA | 1.0 |
| 75 | Ryan Schiller | 1833 | PA | 1.0 |
| 76 | Leon Y Deng | 1778 | NJ | 1.0 |
| 77 | Ken Salim | unr. | 1.0 | |
| 78 | Evan* Cortes r/e | 1925 | NJ | 0.5 |
| 79 | Chirag Ram | 1776 | PA | 0.5 |
| 80 | Keith Ro Thompson | 1948 | PA | 0.0 |
| 81 | Hal Schwartz | 1923 | PA | 0.0 |
| 82 | Hal* Schwartz | 1923 | PA | 0.0 |
| 83 | Rakeem Jeter | 1894 | PA | 0.0 |
| 84 | Anacleto Evangelista | 1608 | NJ | 0.0 |
Under 1800 – Standings after 4 rounds:
| 1 | Cameron Garry Hull | 1679 | NY | 4.0 |
| 2 | Coel Tadashi Oshiro | 1793 | HI | 3.5 |
| 3 | Normando Punzalan r/e | 1763 | NY | 3.5 |
| 4 | Lassaad Sanane | 1671 | PA | 3.5 |
| 5 | Vladimir Gramagin | 1795 | NJ | 3.0 |
| 6 | Jeffrey Wu | 1789 | NJ | 3.0 |
| 7 | Joel G Heinrich | 1783 | PA | 3.0 |
| 8 | Nisha Deolalikar | 1749 | MA | 3.0 |
| 9 | Jonathan Garcia | 1748 | NJ | 3.0 |
| 10 | Glenn Brown | 1744 | PA | 3.0 |
| 11 | Kevin Huang | 1744 | NJ | 3.0 |
| 12 | John B Howard | 1741 | PA | 3.0 |
| 13 | John A Hale | 1709 | NJ | 3.0 |
| 14 | Joseph Prentice Adelman | 1689 | NJ | 3.0 |
| 15 | Dennis Shamroni | 1632 | ON | 3.0 |
| 16 | Jevon Oneal | 1608 | NJ | 3.0 |
| 17 | Soureesh Moturi | 1606 | PA | 3.0 |
| 18 | Imran Hendley | 1603 | MA | 3.0 |
| 19 | Ata-alp Suren | 1603 | CA | 3.0 |
| 20 | David Redwine | 1770 | PA | 2.5 |
| 21 | Dandr Worthington | 1765 | PA | 2.5 |
| 22 | Eric P Lawless | 1723 | NJ | 2.5 |
| 23 | Kenneth Fernandez | 1717 | NY | 2.5 |
| 24 | Thomas S Levine | 1703 | NY | 2.5 |
| 25 | Romel Lapay r/e | 1692 | NY | 2.5 |
| 26 | Saithanusri Avirneni | 1676 | GA | 2.5 |
| 27 | Benjamin Tancinco | 1655 | OH | 2.5 |
| 28 | Zehao Shen | 1643 | NJ | 2.5 |
| 29 | Torin Kuehnle | 1523 | PA | 2.5 |
| 30 | Arthur Azvolinsky | 1459 | PA | 2.5 |
| 31 | Alexandre M Quantin | 1768 | PA | 2.0 |
| 32 | Adam H Serota | 1717 | PA | 2.0 |
| 33 | Eric O* Kennedy r/e | 1714 | NY | 2.0 |
| 34 | Yangyang Zhao | 1710 | NY | 2.0 |
| 35 | Jarrett Gu Gaymon | 1699 | NY | 2.0 |
| 36 | Stephanie Ballom | 1693 | NY | 2.0 |
| 37 | Taran R Idnani | 1690 | NJ | 2.0 |
| 38 | Reynaldo* Ramos r/e | 1689 | NY | 2.0 |
| 39 | Derek Yu | 1687 | NY | 2.0 |
| 40 | Andrew Wang | 1670 | VA | 2.0 |
| 41 | Keshav Rao | 1666 | NJ | 2.0 |
| 42 | Amnon Attali | 1618 | NJ | 2.0 |
| 43 | Roshan Ritesh Idnani | 1549 | NJ | 2.0 |
| 44 | Sriram Kumar | 1537 | NJ | 2.0 |
| 45 | Christopher Lomeli | 1463 | CT | 2.0 |
| 46 | Thomas E Mc Intire | 1755 | VA | 1.5 |
| 47 | Robert S Castroll | 1738 | NY | 1.5 |
| 48 | Stuart Ockman | 1687 | PA | 1.5 |
| 49 | Daniel Bell | 1656 | PA | 1.5 |
| 50 | Dexin Li | 1654 | NY | 1.5 |
| 51 | Stanley Booz | 1776 | PA | 1.0 |
| 52 | Rodney Bardwell r/e | 1732 | PA | 1.0 |
| 53 | Dragan Vujcic | 1727 | NY | 1.0 |
| 54 | Eric O Kennedy | 1714 | NY | 1.0 |
| 55 | Antoine Robinson | 1686 | NJ | 1.0 |
| 56 | Khalee Ward | 1680 | NJ | 1.0 |
| 57 | Joshua Wong | 1677 | NY | 1.0 |
| 58 | Dennis J Cobia | 1661 | PA | 1.0 |
| 59 | Balaji Nagalamadaka | 1647 | NJ | 1.0 |
| 60 | Louis Rimpel | 1638 | TX | 1.0 |
| 61 | Narkeeran Narasimhan | 1600 | PA | 1.0 |
| 62 | Merrick Sigman Chang | 1559 | NJ | 1.0 |
| 63 | Kiran Michael Rebholz | 1502 | PA | 1.0 |
| 64 | Maxwell Harris Weinstein | 1498 | NJ | 1.0 |
| 65 | Tanish Kothapalle | 1462 | TN | 1.0 |
| 66 | David Liu | 1432 | NJ | 1.0 |
| 67 | Evelyn Zhu | 1374 | NY | 1.0 |
| 68 | Francis X Mc Cullough | 1777 | VA | 0.5 |
| 69 | Normando Punzalan | 1763 | NY | 0.5 |
| 70 | Nathan Stoltzfus | 1740 | PA | 0.5 |
| 71 | Rodney Bardwell | 1732 | PA | 0.5 |
| 72 | Rito T Ilao | 1762 | NY | 0.0 |
| 73 | Romel Lapay | 1692 | NY | 0.0 |
| 74 | Reynaldo Ramos | 1689 | NY | 0.0 |
Under 1600 – Standings after 4 rounds:
| 1 | Mathew Marsel Martello | 1597 | PA | 4.0 |
| 2 | Taylor Santos Brunotts | 1525 | VA | 4.0 |
| 3 | Rishabh Vuthamaraju | 1511 | CT | 4.0 |
| 4 | Selim Caner | 1410 | PA | 4.0 |
| 5 | Jon Adams r/e | 1536 | NY | 3.5 |
| 6 | Mike Curtis | 1460 | PA | 3.5 |
| 7 | Alexander Hemmat | 1460 | CO | 3.5 |
| 8 | Ken T Salim | unr. | 3.5 | |
| 9 | Carlos A Garcia | 1598 | NY | 3.0 |
| 10 | Robert W Slomicz | 1592 | NJ | 3.0 |
| 11 | Michael* Wang r/e | 1551 | NJ | 3.0 |
| 12 | Ivan Ke | 1545 | NJ | 3.0 |
| 13 | Alexander J McLaughlin | 1528 | PA | 3.0 |
| 14 | Jessica L Pope | 1520 | TN | 3.0 |
| 15 | Michael Michnik | 1518 | NJ | 3.0 |
| 16 | Alex Allen | 1428 | PA | 3.0 |
| 17 | Ashwin Dandamudi | 1390 | NJ | 3.0 |
| 18 | Robert Ruggiero | 1367 | NJ | 3.0 |
| 19 | Aaron Rubin | 1335 | NJ | 3.0 |
| 20 | Erik Kaymin | 1325 | NY | 3.0 |
| 21 | Xiaojun Xu | 1583 | PA | 2.5 |
| 22 | Ella Papanek | 1580 | NY | 2.5 |
| 23 | Andrew Yang | 1569 | PA | 2.5 |
| 24 | Alan Stolyarov | 1562 | NJ | 2.5 |
| 25 | Jay F Regam | 1548 | PA | 2.5 |
| 26 | Suneel K Sharad | 1518 | NJ | 2.5 |
| 27 | Andrew Fox | 1469 | NY | 2.5 |
| 28 | Erik Brodsky | 1458 | NY | 2.5 |
| 29 | Paul Terwilliger | 1444 | PA | 2.5 |
| 30 | Thomas Allen | 1441 | PA | 2.5 |
| 31 | Timothy Pelletreau | 1423 | NJ | 2.5 |
| 32 | Rony Pierre Denis | 1421 | NH | 2.5 |
| 33 | Nicole Yen | 1417 | NJ | 2.5 |
| 34 | Steven Feng | 1298 | NJ | 2.5 |
| 35 | Rob Ritchea | 1589 | GA | 2.0 |
| 36 | Mark* Jeromin r/e | 1572 | DE | 2.0 |
| 37 | Eric Nechayev | 1565 | NY | 2.0 |
| 38 | Jerry J* Catuy r/e | 1540 | NY | 2.0 |
| 39 | Dhruva Nirmal Mulye | 1539 | NJ | 2.0 |
| 40 | Karthik Rao-Kalagnanam | 1527 | NY | 2.0 |
| 41 | Carl A Haynes | 1520 | NY | 2.0 |
| 42 | Scott Stapel | 1520 | MI | 2.0 |
| 43 | Thomas Pannett | 1496 | NY | 2.0 |
| 44 | Erika L Mclean | 1485 | FL | 2.0 |
| 45 | Gregory Murray | 1481 | PA | 2.0 |
| 46 | Evan M. Ling | 1479 | VA | 2.0 |
| 47 | Suresh Vuthamaraju | 1478 | CT | 2.0 |
| 48 | Tyrone Shuford | 1476 | GA | 2.0 |
| 49 | Brian J Bongiovanni | 1438 | MA | 2.0 |
| 50 | Arav Kolumum Raja | 1435 | NY | 2.0 |
| 51 | Thomas V Laconich | 1416 | NJ | 2.0 |
| 52 | F Leon Wilson | 1415 | IL | 2.0 |
| 53 | Joshua Bresler | 1403 | PA | 2.0 |
| 54 | Sam Chapin | 1394 | NY | 2.0 |
| 55 | Samuel Barry | 1317 | PA | 2.0 |
| 56 | Nancy R Guimaraes | 1511 | NJ | 1.5 |
| 57 | Andrew Berg | 1508 | NY | 1.5 |
| 58 | Charlie Pa Reeder | 1470 | NY | 1.5 |
| 59 | William D Adamson | 1410 | CT | 1.5 |
| 60 | Jonathan M Chin | 1408 | NJ | 1.5 |
| 61 | Tony Qin | 1385 | PA | 1.5 |
| 62 | David Repici | 1372 | NJ | 1.5 |
| 63 | Bharat Nagalamadaka | 1338 | NJ | 1.5 |
| 64 | Benjamin Wang | 1317 | NY | 1.5 |
| 65 | Claire Cao | 1297 | PA | 1.5 |
| 66 | Howard S Serota | 1287 | PA | 1.5 |
| 67 | Depei Li | 1178 | NY | 1.5 |
| 68 | Sree Revoori | 1113 | VA | 1.5 |
| 69 | John W Brockhouse | 1598 | VA | 1.0 |
| 70 | Thomas Stanics | 1572 | NJ | 1.0 |
| 71 | Todd Jobson | 1566 | NJ | 1.0 |
| 72 | James Blakey | 1565 | PA | 1.0 |
| 73 | Christopher Copeland | 1549 | PA | 1.0 |
| 74 | William C Garate | 1508 | MD | 1.0 |
| 75 | Mariano Torras | 1504 | NY | 1.0 |
| 76 | John Pellitteri | 1406 | NY | 1.0 |
| 77 | Martha Samadashvili | 1400 | NY | 1.0 |
| 78 | Michael Giordano | 1385 | NJ | 1.0 |
| 79 | Michael Berrios | 1368 | NJ | 1.0 |
| 80 | Charles G. Thompson | 1326 | NY | 1.0 |
| 81 | Michael Lamp | 1281 | NJ | 1.0 |
| 82 | Bryan Charles Ziegler | unr. | PA | 1.0 |
| 83 | Jerry J Catuy | 1540 | NY | 0.5 |
| 84 | Philip Lee | 1267 | NJ | 0.5 |
| 85 | Daniel Alpert | 1242 | PA | 0.5 |
| 86 | Hunter Korn | 1232 | CT | 0.5 |
| 87 | Mark Jeromin | 1572 | DE | 0.0 |
| 88 | Michael Wang | 1551 | NJ | 0.0 |
| 89 | Jon Adams | 1536 | NY | 0.0 |
| 90 | H Knox Bickford III | 1338 | PA | 0.0 |
