List of unnumbered minor planets: 2003 A–E

This is a partial list of unnumbered minor planets for principal provisional designations assigned between 1 January and 15 March 2003. , a total of 127 bodies remain unnumbered for this period. Objects for this year are listed on the following pages: A–E · F–G · H–L · M–R · Si · Sii · Siii · Siv · T · Ui · Uii · Uiii · Uiv · V · Wi · Wii and X–Y. Also see previous and next year.

A

|- id="2003 AC1" bgcolor=#FFC2E0 | 5 || || AMO || 20.7 || data-sort-value="0.26" | 260 m || single || 87 days || 29 Mar 2003 || 55 || align=left | Disc.: LINEAR || |- id="2003 AM4" bgcolor=#FFC2E0 | 0 || || AMO || 21.22 || data-sort-value="0.20" | 200 m || multiple || 2002–2021 || 10 Jan 2021 || 71 || align=left | Disc.: LINEAR || |- id="2003 AU4" bgcolor=#d6d6d6 | 1 || || MBA-O || 17.39 || 1.9 km || multiple || 2003–2021 || 28 Sep 2021 || 47 || align=left | Disc.: VATT || |- id="2003 AP9" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.5 || data-sort-value="0.84" | 840 m || multiple || 2003–2020 || 31 Jan 2020 || 61 || align=left | Disc.: LPL/Spacewatch II || |- id="2003 AZ16" bgcolor=#fefefe | 0 || || MBA-I || 17.7 || data-sort-value="0.86" | 860 m || multiple || 2003–2021 || 17 Jan 2021 || 140 || align=left | Disc.: LINEARAlt.: 2010 CQ210 || |- id="2003 AB23" bgcolor=#FFC2E0 | 1 || || APO || 19.9 || data-sort-value="0.37" | 370 m || multiple || 2002–2009 || 23 Feb 2009 || 80 || align=left | Disc.: LINEAR || |- id="2003 AC23" bgcolor=#FFC2E0 | 1 || || APO || 21.9 || data-sort-value="0.15" | 150 m || multiple || 2003–2019 || 20 Jan 2019 || 85 || align=left | Disc.: LINEARPotentially hazardous object || |- id="2003 AF23" bgcolor=#FFC2E0 | 0 || || ATE || 21.02 || data-sort-value="0.22" | 220 m || multiple || 2003–2021 || 23 Feb 2021 || 460 || align=left | Disc.: LINEARPotentially hazardous object || |- id="2003 AS42" bgcolor=#FFC2E0 | 8 || || APO || 25.3 || data-sort-value="0.031" | 31 m || single || 3 days || 11 Jan 2003 || 36 || align=left | Disc.: LINEAR || |- id="2003 AJ69" bgcolor=#FFC2E0 | 7 || || APO || 24.9 || data-sort-value="0.037" | 37 m || single || 13 days || 23 Jan 2003 || 31 || align=left | Disc.: LINEAR || |- id="2003 AU72" bgcolor=#fefefe | 0 || || MBA-I || 18.2 || data-sort-value="0.68" | 680 m || multiple || 2003–2017 || 26 Apr 2017 || 45 || align=left | Disc.: LINEAR || |- id="2003 AK73" bgcolor=#FFC2E0 | 3 || || APO || 19.5 || data-sort-value="0.45" | 450 m || multiple || 2003–2007 || 26 Jan 2007 || 49 || align=left | Disc.: NEAT || |- id="2003 AA83" bgcolor=#FFC2E0 | – || || APO || 22.8 || data-sort-value="0.098" | 98 m || single || 6 days || 19 Jan 2003 || 20 || align=left | Disc.: LINEAR || |- id="2003 AR83" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.84 || data-sort-value="0.84" | 840 m || multiple || 2003-2025 || 25 Feb 2025 || 55 || align=left | Disc.: Kitt Peak Obs. || |- id="2003 AW83" bgcolor=#d6d6d6 | 1 || || MBA-O || 18.4 || 1.2 km || multiple || 2003–2021 || 06 Nov 2021 || 31 || align=left | Disc.: Kitt Peak Obs. || |- id="2003 AA93" bgcolor=#fefefe | 2 || || MBA-I || 19.16 || data-sort-value="0.45" | 450 m || multiple || 2003-2024 || 24 Oct 2024 || 49 || align=left | Disc.: La Silla Obs.Alt.: 2024 RG102 || |- id="2003 AE93" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.6 || data-sort-value="0.73" | 730 m || multiple || 2003-2025 || 24 Feb 2025 || 36 || align=left | Disc.: La Silla Obs. || |- id="2003 AR93" bgcolor=#C2FFFF | 6 || || JT || 15.87 || 4.0 km || multiple || 2003-2025 || 28 Oct 2025 || 24 || align=left | Disc.: La Silla Obs.Trojan camp (L5) || |- id="2003 AS93" bgcolor=#d6d6d6 | 4 || || MBA-O || 19.03 || 1.0 km || multiple || 2003-2013|| 13 Sep 2013 || 18 || align=left | Disc.: La Silla Obs. ||Alt.: 2013 RG184 |- id="2003 AP95" bgcolor=#fefefe | 0 || || MBA-I || 18.98 || data-sort-value="0.48" | 480 m || multiple || 2003–2022 || 27 Jan 2022 || 26 || align=left | Disc.: LPL/Spacewatch II || |- id="2003 AU95" bgcolor=#d6d6d6 | 2 || || HIL || 16.6 || 2.7 km || multiple || 2003–2020 || 19 Apr 2020 || 28 || align=left | Disc.: LPL/Spacewatch II ||

B

|- id="2003 BK1" bgcolor=#FA8072 | 2 || || MCA || 18.56 || data-sort-value="0.84" | 840 m || multiple || 2003-2024 || 19 Feb 2024 || 48 || align=left | Disc.: LINEAR || |- id="2003 BM1" bgcolor=#d6d6d6 | 1 || || MBA-O || 18.2 || 1.3 km || multiple || 2003–2017 || 05 Feb 2017 || 86 || align=left | Disc.: NEAT || |- id="2003 BN1" bgcolor=#FFC2E0 | 0 || || APO || 20.47 || data-sort-value="0.34" | 290 m || multiple || 2003-2024 || 12 Jan 2024 || 109 || align=left | Disc.: LONEOS || |- id="2003 BT1" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.4 || data-sort-value="0.88" | 880 m || multiple || 2003–2020 || 22 Mar 2020 || 82 || align=left | Disc.: VATT || |- id="2003 BM4" bgcolor=#FFC2E0 | 0 || || APO || 24.99 || data-sort-value="0.034" | 40 m || multiple || 2003-2024 || 19 Jan 2024 || 61 || align=left | Disc.: LONEOS || |- id="2003 BN4" bgcolor=#FFC2E0 | 0 || || AMO || 24.0 || data-sort-value="0.056" | 56 m || multiple || 2002–2013 || 26 Feb 2013 || 102 || align=left | Disc.: LPL/Spacewatch II || |- id="2003 BA5" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.5 || data-sort-value="0.84" | 840 m || multiple || 1999–2020 || 23 Mar 2020 || 70 || align=left | Disc.: La Silla Obs.Alt.: 2016 EL163 || |- id="2003 BR5" bgcolor=#E9E9E9 | 0 || || MBA-M || 17.6 || 1.3 km || multiple || 2003–2019 || 24 Dec 2019 || 51 || align=left | Disc.: La Silla Obs. || |- id="2003 BL15" bgcolor=#E9E9E9 | 0 || || MBA-M || 17.75 || 1.6 km || multiple || 2003–2021 || 09 May 2021 || 200 || align=left | Disc.: AMOS || |- id="2003 BY20" bgcolor=#E9E9E9 | 0 || || MBA-M || 17.86 || 1.8 km || multiple || 2003-2024 || 30 Sep 2024 || 46 || align=left | Disc.: VATT || |- id="2003 BB21" bgcolor=#FFC2E0 | 0 || || APO || 20.9 || data-sort-value="0.23" | 230 m || multiple || 2003–2013 || 28 Mar 2013 || 115 || align=left | Disc.: LINEARPotentially hazardous object || |- id="2003 BW33" bgcolor=#FFC2E0 | 7 || || APO || 21.3 || data-sort-value="0.20" | 200 m || single || 46 days || 14 Mar 2003 || 41 || align=left | Disc.: LINEAR || |- id="2003 BG34" bgcolor=#fefefe | – || || MBA-I || 19.1 || data-sort-value="0.45" | 450 m || single || 5 days || 01 Feb 2003 || 12 || align=left | Disc.: VATT || |- id="2003 BS35" bgcolor=#FFC2E0 | 7 || || APO || 24.7 || data-sort-value="0.041" | 41 m || single || 11 days || 07 Feb 2003 || 13 || align=left | Disc.: AMOS || |- id="2003 BV35" bgcolor=#FFC2E0 | 7 || || APO || 22.1 || data-sort-value="0.14" | 140 m || single || 11 days || 09 Feb 2003 || 118 || align=left | Disc.: Table Mountain Obs. || |- id="2003 BW37" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.4 || data-sort-value="0.88" | 880 m || multiple || 2003–2020 || 26 Jan 2020 || 28 || align=left | Disc.: LPL/Spacewatch IIAlt.: 2016 CC53 || |- id="2003 BR41" bgcolor=#d6d6d6 | 1 || || MBA-O || 17.5 || 1.8 km || multiple || 2003–2020 || 02 Feb 2020 || 32 || align=left | Disc.: LPL/Spacewatch II || |- id="2003 BC44" bgcolor=#FFC2E0 | 7 || || APO || 25.5 || data-sort-value="0.028" | 28 m || single || 2 days || 31 Jan 2003 || 9 || align=left | Disc.: LPL/Spacewatch II || |- id="2003 BB46" bgcolor=#FA8072 | 2 || || MCA || 18.3 || data-sort-value="0.65" | 650 m || multiple || 2003–2020 || 08 Aug 2020 || 74 || align=left | Disc.: LPL/Spacewatch II || |- id="2003 BC46" bgcolor=#FFC2E0 | 4 || || AMO || 23.6 || data-sort-value="0.068" | 68 m || single || 89 days || 24 Apr 2003 || 27 || align=left | Disc.: La Silla Obs. || |- id="2003 BL47" bgcolor=#FA8072 | 0 || || MCA || 17.2 || 1.1 km || multiple || 1999–2020 || 26 Jan 2020 || 32 || align=left | Disc.: LINEARAlt.: 1999 CA11 || |- id="2003 BR47" bgcolor=#FFC2E0 | 2 || || APO || 21.4 || data-sort-value="0.19" | 190 m || multiple || 2000–2003 || 25 Mar 2003 || 162 || align=left | Disc.: LINEARPotentially hazardous object || |- id="2003 BS47" bgcolor=#FFC2E0 | 7 || || APO || 25.8 || data-sort-value="0.025" | 25 m || single || 2 days || 02 Feb 2003 || 11 || align=left | Disc.: LINEARAMO at MPC || |- id="2003 BQ54" bgcolor=#fefefe | 0 || || MBA-I || 17.8 || data-sort-value="0.82" | 820 m || multiple || 2002–2016 || 04 Apr 2016 || 78 || align=left | Disc.: LPL/Spacewatch IIAlt.: 2014 QT94 || |- id="2003 BH91" bgcolor=#C2E0FF | 0 || || TNO || 11.9 || 14 km || single || 13 days || 08 Feb 2003 || 12 || align=left | Disc.: Hubble TelescopeLoUTNOs, cubewano? || |- id="2003 BF91" bgcolor=#C2E0FF | E || || TNO || 11.7 || 16 km || single || 13 days || 08 Feb 2003 || 10 || align=left | Disc.: Hubble TelescopeLoUTNOs, cubewano? || |- id="2003 BG91" bgcolor=#C2E0FF | E || || TNO || 10.7 || 25 km || single || 92 days || 29 Apr 2003 || 13 || align=left | Disc.: Hubble TelescopeLoUTNOs, cubewano? || |- id="2003 BH91" bgcolor=#C2E0FF | E || || TNO || 11.9 || 14 km || single || 13 days || 08 Feb 2003 || 12 || align=left | Disc.: Hubble TelescopeLoUTNOs, cubewano? || |- id="2003 BW92" bgcolor=#d6d6d6 | 0 || || MBA-O || 16.83 || 2.4 km || multiple || 2003–2021 || 28 Aug 2021 || 76 || align=left | Disc.: LPL/Spacewatch IIAdded on 22 July 2020Alt.: 2016 QT51 || |- id="2003 BV96" bgcolor=#fefefe | 0 || || MBA-I || 18.08 || data-sort-value="0.72" | 720 m || multiple || 2003–2022 || 27 Jan 2022 || 68 || align=left | Disc.: SDSS || |- id="2003 BG98" bgcolor=#E9E9E9 | 0 || || MBA-M || 17.8 || 1.5 km || multiple || 2003–2021 || 22 Jan 2021 || 48 || align=left | Disc.: SDSS || |- id="2003 BQ98" bgcolor=#fefefe | 0 || || MBA-I || 18.82 || data-sort-value="0.51" | 510 m || multiple || 2003–2021 || 09 Dec 2021 || 48 || align=left | Disc.: LPL/Spacewatch II || |- id="2003 BT98" bgcolor=#d6d6d6 | 0 || || MBA-O || 16.99 || 2.2 km || multiple || 2003–2021 || 06 Dec 2021 || 92 || align=left | Disc.: SDSS || |- id="2003 BA99" bgcolor=#fefefe | 0 || || MBA-I || 18.95 || data-sort-value="0.48" | 480 m || multiple || 2003–2021 || 13 Apr 2021 || 34 || align=left | Disc.: SDSS || |- id="2003 BO99" bgcolor=#fefefe | 0 || || MBA-I || 19.31 || data-sort-value="0.41" | 410 m || multiple || 1995–2021 || 08 Sep 2021 || 56 || align=left | Disc.: La Silla Obs. || |- id="2003 BT99" bgcolor=#fefefe | 0 || || MBA-I || 18.5 || data-sort-value="0.59" | 590 m || multiple || 1998–2019 || 01 Nov 2019 || 55 || align=left | Disc.: SDSSAlt.: 2012 TX376, 2012 UZ235 || |- id="2003 BA100" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.76 || data-sort-value="0.74" | 740 m || multiple || 2003–2019 || 02 Nov 2019 || 37 || align=left | Disc.: SDSS || |- id="2003 BE100" bgcolor=#fefefe | 0 || || MBA-I || 18.7 || data-sort-value="0.54" | 540 m || multiple || 2003–2019 || 24 Sep 2019 || 33 || align=left | Disc.: SDSS || |- id="2003 BF100" bgcolor=#d6d6d6 | 0 || || MBA-O || 17.3 || 1.9 km || multiple || 2003–2019 || 10 Mar 2019 || 48 || align=left | Disc.: LPL/Spacewatch II || |- id="2003 BM100" bgcolor=#fefefe | 0 || || MBA-I || 19.03 || data-sort-value="0.46" | 460 m || multiple || 2003–2021 || 03 Apr 2021 || 31 || align=left | Disc.: SDSS || |- id="2003 BQ100" bgcolor=#E9E9E9 | 1 || || MBA-M || 18.51 || data-sort-value="0.59" | 590 m || multiple || 2003–2021 || 31 Aug 2021 || 26 || align=left | Disc.: SDSS || |- id="2003 BD101" bgcolor=#d6d6d6 | 0 || || MBA-O || 17.9 || 1.5 km || multiple || 2003–2019 || 05 Feb 2019 || 42 || align=left | Disc.: SDSS || |- id="2003 BT101" bgcolor=#fefefe | 1 || || MBA-I || 18.5 || data-sort-value="0.59" | 590 m || multiple || 2003–2019 || 29 Oct 2019 || 48 || align=left | Disc.: SDSS || |- id="2003 BY102" bgcolor=#fefefe | 0 || || MBA-I || 18.9 || data-sort-value="0.49" | 490 m || multiple || 2003–2019 || 10 Jan 2019 || 30 || align=left | Disc.: SDSS || |- id="2003 BZ102" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.0 || 1.1 km || multiple || 2003–2020 || 30 Jan 2020 || 36 || align=left | Disc.: SDSS || |- id="2003 BA103" bgcolor=#d6d6d6 | 2 || || MBA-O || 17.8 || 1.5 km || multiple || 2003–2018 || 20 Jan 2018 || 27 || align=left | Disc.: LPL/Spacewatch II || |- id="2003 BD103" bgcolor=#fefefe