Asteroids discovered on January 23
61 named asteroids.
| # | Asteroid | Discovered | Discoverer |
|---|---|---|---|
| 1 | (582) Olympia | 1906-01-23 | A. Kopff |
| 2 | (657) Gunlod | 1908-01-23 | A. Kopff |
| 3 | (658) Asteria | 1908-01-23 | A. Kopff |
| 4 | (1266) Tone | 1927-01-23 | O. Oikawa |
| 5 | (134340) Pluto | 1930-01-23 | C. W. Tombaugh |
| 6 | (1612) Hirose | 1950-01-23 | K. Reinmuth |
| 7 | (1636) Porter | 1950-01-23 | K. Reinmuth |
| 8 | (3040) Kozai | 1979-01-23 | W. Liller |
| 9 | (3215) Lapko | 1980-01-23 | L. G. Karachkina |
| 10 | (3286) Anatoliya | 1980-01-23 | L. G. Karachkina |
| 11 | (4283) Stoffler | 1988-01-23 | C. S. Shoemaker |
| 12 | (5028) Halaesus | 1988-01-23 | C. S. Shoemaker |
| 13 | (5725) Nordlingen | 1988-01-23 | Shoemaker, C. S., Shoemaker, E. M. |
| 14 | (5779) Schupmann | 1990-01-23 | Ueda, S., Kaneda, H. |
| 15 | (17446) Mopaku | 1990-01-23 | R. Rajamohan |
| 16 | (4844) Matsuyama | 1991-01-23 | Ueda, S., Kaneda, H. |
| 17 | (5293) Bentengahama | 1991-01-23 | Matsuyama, M., Watanabe, K. |
| 18 | (6722) Bunichi | 1991-01-23 | Endate, K., Watanabe, K. |
| 19 | (7766) Jododaira | 1991-01-23 | Endate, K., Watanabe, K. |
| 20 | (27749) Tsukadaken | 1991-01-23 | Endate, K., Watanabe, K. |
| 21 | (37586) Isakaayumi | 1991-01-23 | Matsuyama, M., Watanabe, K. |
| 22 | (6026) Xenophanes | 1993-01-23 | E. W. Elst |
| 23 | (6871) Verlaine | 1993-01-23 | E. W. Elst |
| 24 | (7430) Kogure | 1993-01-23 | Endate, K., Watanabe, K. |
| 25 | (9615) Hemerijckx | 1993-01-23 | E. W. Elst |
| 26 | (11928) Akimotohiro | 1993-01-23 | Endate, K., Watanabe, K. |
| 27 | (11929) Uchino | 1993-01-23 | Endate, K., Watanabe, K. |
| 28 | (13097) Lamoraal | 1993-01-23 | E. W. Elst |
| 29 | (17520) Hisayukiyoshio | 1993-01-23 | Endate, K., Watanabe, K. |
| 30 | (23524) Yuichitsuda | 1993-01-23 | Endate, K., Watanabe, K. |
| 31 | (27789) Astrakhan | 1993-01-23 | E. W. Elst |
| 32 | (58221) Boston | 1993-01-23 | E. W. Elst |
| 33 | (15828) Sincheskul | 1995-01-23 | T. Kobayashi |
| 34 | (7611) Hashitatsu | 1996-01-23 | T. Kobayashi |
| 35 | (9792) Nonodakesan | 1996-01-23 | T. Kobayashi |
| 36 | (150145) Uvic | 1996-01-23 | D. D. Balam |
| 37 | (10611) Yanjici | 1997-01-23 | Beijing Schmidt CCD Asteroid Program |
| 38 | (10629) Krishnamani | 1998-01-23 | LINEAR |
| 39 | (10923) Gabrielleliu | 1998-01-23 | LINEAR |
| 40 | (15954) Divjotbedi | 1998-01-23 | LINEAR |
| 41 | (16881) Angelinmathew | 1998-01-23 | LINEAR |
| 42 | (17736) Zhifeiyu | 1998-01-23 | LINEAR |
| 43 | (18601) Zafar | 1998-01-23 | LINEAR |
| 44 | (18602) Lagillespie | 1998-01-23 | LINEAR |
| 45 | (24968) Chernyakhovsky | 1998-01-23 | LINEAR |
| 46 | (33117) Ashinimodi | 1998-01-23 | LINEAR |
| 47 | (33118) Naiknaware | 1998-01-23 | LINEAR |
| 48 | (18745) San Pedro | 1999-01-23 | ODAS |
| 49 | (29738) Ivobudil | 1999-01-23 | Ticha, J., Tichy, M. |
| 50 | (31435) Benhauck | 1999-01-23 | ODAS |
| 51 | (121032) Wadesisler | 1999-01-23 | CSS |
| 52 | (144096) Wiesendangen | 2004-01-23 | M. Griesser |
| 53 | (202505) Farhang | 2006-01-23 | CSS |
| 54 | (221454) Mayerlambert | 2006-01-23 | K. Sárneczky |
| 55 | (333166) Brennen | 2006-01-23 | Mt. Lemmon Survey |
| 56 | (611586) Tsartlip | 2007-01-23 | K. M. Perrett D. D. Balam |
| 57 | (611587) Tseycum | 2007-01-23 | K. M. Perrett D. D. Balam |
| 58 | (420356) Praamzius | 2012-01-23 | Cernis, K., Boyle, R. P. |
| 59 | (590464) Helenlawson | 2012-01-23 | N. Falla |
| 60 | (618694) Gertrudegrice | 2012-01-23 | N. Falla |
| 61 | (697402) Ao | 2017-01-23 | Maunakea |