Asteroids discovered on August 20
77 named asteroids.
| # | Asteroid | Discovered | Discoverer |
|---|---|---|---|
| 1 | (669) Kypria | 1908-08-20 | A. Kopff |
| 2 | (670) Ottegebe | 1908-08-20 | A. Kopff |
| 3 | (1381) Danubia | 1930-08-20 | E. Skvortsov |
| 4 | (1474) Beira | 1935-08-20 | C. Jackson |
| 5 | (2406) Orelskaya | 1966-08-20 | Crimean Astrophysical Observatory |
| 6 | (1807) Slovakia | 1971-08-20 | M. Antal |
| 7 | (5758) Brunini | 1976-08-20 | Felix Aguilar Observatory |
| 8 | (7626) Iafe | 1976-08-20 | Felix Aguilar Observatory |
| 9 | (7046) Reshetnev | 1977-08-20 | N. S. Chernykh |
| 10 | (13906) Shunda | 1977-08-20 | N. S. Chernykh |
| 11 | (3618) Kuprin | 1979-08-20 | N. S. Chernykh |
| 12 | (3818) Gorlitsa | 1979-08-20 | N. S. Chernykh |
| 13 | (8246) Kotov | 1979-08-20 | N. S. Chernykh |
| 14 | (3025) Higson | 1982-08-20 | Shoemaker, C. S., Shoemaker, E. M. |
| 15 | (3225) Hoag | 1982-08-20 | Shoemaker, C. S., Shoemaker, E. M. |
| 16 | (3455) Kristensen | 1985-08-20 | E. Bowell |
| 17 | (6244) Okamoto | 1990-08-20 | T. Seki |
| 18 | (7410) Kawazoe | 1990-08-20 | T. Seki |
| 19 | (9751) Kadota | 1990-08-20 | T. Seki |
| 20 | (11881) Mirstation | 1990-08-20 | E. W. Elst |
| 21 | (16479) Paulze | 1990-08-20 | E. W. Elst |
| 22 | (20062) Matthewgriffin | 1993-08-20 | E. F. Helin |
| 23 | (21156) Didierlockwood | 1993-08-20 | E. W. Elst |
| 24 | (7670) Kabelac | 1995-08-20 | L. Sarounova |
| 25 | (20106) Morton | 1995-08-20 | D. D. Balam |
| 26 | (32928) Xiejialin | 1995-08-20 | Beijing Schmidt CCD Asteroid Program |
| 27 | (13286) Adamchauvin | 1998-08-20 | LONEOS |
| 28 | (21539) Josefhlavka | 1998-08-20 | P. Pravec |
| 29 | (22686) Mishchenko | 1998-08-20 | LONEOS |
| 30 | (25051) Vass | 1998-08-20 | LONEOS |
| 31 | (27023) Juuliamoreau | 1998-08-20 | LONEOS |
| 32 | (40106) Erben | 1998-08-20 | P. Pravec |
| 33 | (21660) Velenia | 1999-08-20 | P. Pravec |
| 34 | (91428) Cortesi | 1999-08-20 | S. Sposetti |
| 35 | (18169) Amaldi | 2000-08-20 | V. S. Casulli |
| 36 | (26652) Klinglesmith | 2000-08-20 | LONEOS |
| 37 | (28926) Adamnimoy | 2000-08-20 | LONEOS |
| 38 | (32398) Metayer | 2000-08-20 | LONEOS |
| 39 | (32399) Epifani | 2000-08-20 | LONEOS |
| 40 | (32402) Annametke | 2000-08-20 | LONEOS |
| 41 | (32564) Glass | 2001-08-20 | C. Wolfe |
| 42 | (32569) Deming | 2001-08-20 | C. Wolfe |
| 43 | (32570) Peruindiana | 2001-08-20 | C. Wolfe |
| 44 | (32571) Brayton | 2001-08-20 | C. Wolfe |
| 45 | (32590) Cynthiachen | 2001-08-20 | LINEAR |
| 46 | (32614) Hacegarcia | 2001-08-20 | LINEAR |
| 47 | (34738) Hulbert | 2001-08-20 | C. Wolfe |
| 48 | (51915) Andry | 2001-08-20 | V. S. Casulli |
| 49 | (63605) Budperry | 2001-08-20 | C. Wolfe |
| 50 | (63609) Francoisecolas | 2001-08-20 | Pic du Midi |
| 51 | (88611) Teharonhiawako | 2001-08-20 | Deep Ecliptic Survey |
| 52 | (109573) Mishasmirnov | 2001-08-20 | Crimean Astrophysical Observatory |
| 53 | (146442) Dwaynebrown | 2001-08-20 | M. W. Buie |
| 54 | (210854) Stevejaskulek | 2001-08-20 | M. W. Buie |
| 55 | (230151) Vachier | 2001-08-20 | Pic du Midi |
| 56 | (275786) Bouley | 2001-08-20 | Pic du Midi |
| 57 | (285937) Anthonytaylor | 2001-08-20 | M. W. Buie |
| 58 | (84095) Davidjohn | 2002-08-20 | R. Matson |
| 59 | (112900) Tonyhoffman | 2002-08-20 | R. Matson |
| 60 | (213636) Gajdos | 2002-08-20 | NEAT |
| 61 | (270725) Evka | 2002-08-20 | NEAT |
| 62 | (133142) Violapiciu | 2003-08-20 | CINEOS |
| 63 | (167010) Terracina | 2003-08-20 | CINEOS |
| 64 | (172430) Sergiofonti | 2003-08-20 | CINEOS |
| 65 | (128593) Balfourwhitney | 2004-08-20 | R. A. Tucker |
| 66 | (128607) Richhund | 2004-08-20 | CSS |
| 67 | (128610) Stasiahabenicht | 2004-08-20 | CSS |
| 68 | (128611) Paulnowak | 2004-08-20 | CSS |
| 69 | (133889) Nicholasmills | 2004-08-20 | CSS |
| 70 | (133891) Jaesubhong | 2004-08-20 | CSS |
| 71 | (457248) Hondius | 2008-08-20 | V. S. Casulli |
| 72 | (228133) Ripoll | 2009-08-20 | OAM |
| 73 | (325455) Della Valle | 2009-08-20 | Tonincelli, M., Marinello, W. |
| 74 | (330856) Ernsthelene | 2009-08-20 | Kling, R., Zimmer, U. |
| 75 | (410835) Neszmerak | 2009-08-20 | R. Gierlinger |
| 76 | (436048) Fritzhuber | 2009-08-20 | R. Gierlinger |
| 77 | (668982) Grechuta | 2012-08-20 | M. Å»oÅnowski M. Kusiak |