This is a partial list of unnumbered minor planets for principal provisional designations assigned between 16 March and 15 April 2003. , a total of 84 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.
F
|- id="2003 FK1" bgcolor=#FFC2E0 | 9 || || ATE || 23.0 || data-sort-value="0.089" | 89 m || single || 8 days || 31 Mar 2003 || 27 || align=left | Disc.: LINEAR || |- id="2003 FR2" bgcolor=#FA8072 | 8 || || MCA || 20.52 || data-sort-value="0.23" | 230 m || single || 12 days || 06 Apr 2003 || 31 || align=left | Disc.: NEAT || |- id="2003 FU2" bgcolor=#fefefe | 1 || || MBA-I || 18.3 || data-sort-value="0.65" | 650 m || multiple || 2003–2020 || 17 Apr 2020 || 28 || align=left | Disc.: NEAT || |- id="2003 FU3" bgcolor=#FFC2E0 | 3 || || ATE || 20.9 || data-sort-value="0.23" | 230 m || multiple || 2003–2018 || 20 Apr 2018 || 125 || align=left | Disc.: LONEOS || |- id="2003 FV3" bgcolor=#FFC2E0 | 7 || || AMO || 20.8 || data-sort-value="0.25" | 250 m || single || 26 days || 21 Apr 2003 || 63 || align=left | Disc.: NEAT || |- id="2003 FB5" bgcolor=#FFC2E0 | 8 || || APO || 23.5 || data-sort-value="0.071" | 71 m || single || 7 days || 02 Apr 2003 || 88 || align=left | Disc.: CINEOS || |- id="2003 FF5" bgcolor=#FFC2E0 | 0 || || APO || 23.3 || data-sort-value="0.078" | 78 m || multiple || 2003–2019 || 26 Mar 2019 || 128 || align=left | Disc.: NEAT || |- id="2003 FY6" bgcolor=#FFC2E0 | 0 || || ATE || 22.4 || data-sort-value="0.12" | 120 m || multiple || 2003–2018 || 16 Apr 2018 || 184 || align=left | Disc.: LONEOS || |- id="2003 FJ8" bgcolor=#FFC2E0 | 5 || || APO || 26.7 || data-sort-value="0.016" | 16 m || single || 5 days || 04 Apr 2003 || 44 || align=left | Disc.: LINEAR || |- id="2003 FE21" bgcolor=#E9E9E9 | 0 || || MBA-M || 17.9 || 1.1 km || multiple || 2003–2020 || 23 Jan 2020 || 50 || align=left | Disc.: LPL/Spacewatch IIAlt.: 2016 DE15 || |- id="2003 FN29" bgcolor=#d6d6d6 | 1 || || MBA-O || 17.3 || 1.9 km || multiple || 2003–2019 || 29 Apr 2019 || 48 || align=left | Disc.: NEAT || |- id="2003 FM33" bgcolor=#fefefe | 1 || || MBA-I || 18.8 || data-sort-value="0.52" | 520 m || multiple || 2003–2021 || 15 Apr 2021 || 37 || align=left | Disc.: SpacewatchAdded on 11 May 2021Alt.: 2021 EC6 || |- id="2003 FS81" bgcolor=#d6d6d6 | 0 || || MBA-O || 17.3 || 1.9 km || multiple || 2003–2014 || 19 May 2014 || 50 || align=left | Disc.: SpacewatchAlt.: 2014 DF109 || |- id="2003 FM87" bgcolor=#fefefe | 1 || || MBA-I || 18.4 || data-sort-value="0.62" | 620 m || multiple || 2001–2017 || 20 Apr 2017 || 60 || align=left | Disc.: LPL/Spacewatch IIAlt.: 2010 CU40 || |- id="2003 FZ116" bgcolor=#fefefe | 0 || || MBA-I || 18.37 || data-sort-value="0.63" | 630 m || multiple || 2003–2021 || 01 Apr 2021 || 90 || align=left | Disc.: Spacewatch || |- id="2003 FD122" bgcolor=#d6d6d6 | – || || MBA-O || 17.8 || 1.5 km || single || 2 days || 02 Apr 2003 || 10 || align=left | Disc.: Cerro Tololo || |- id="2003 FH122" bgcolor=#E9E9E9 | 2 || || MBA-M || 17.8 || 1.2 km || multiple || 2003–2016 || 30 Mar 2016 || 38 || align=left | Disc.: Cerro Tololo || |- id="2003 FQ122" bgcolor=#d6d6d6 | 0 || || MBA-O || 17.2 || 2.0 km || multiple || 1997–2020 || 15 Oct 2020 || 74 || align=left | Disc.: Mauna Kea Obs.Alt.: 1997 AZ22, 2015 VF11 || |- id="2003 FZ124" bgcolor=#fefefe | 0 || || MBA-I || 19.1 || data-sort-value="0.45" | 450 m || multiple || 2003–2021 || 18 Jan 2021 || 30 || align=left | Disc.: Kitt Peak Obs.Added on 22 July 2020 || |- id="2003 FD125" bgcolor=#fefefe | 1 || || MBA-I || 19.3 || data-sort-value="0.41" | 410 m || multiple || 2003–2019 || 19 Dec 2019 || 31 || align=left | Disc.: Kitt Peak Obs.Added on 21 August 2021Alt.: 2005 WX197 || |- id="2003 FL125" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.75 || data-sort-value="0.53" | 530 m || multiple || 2003–2021 || 10 Sep 2021 || 50 || align=left | Disc.: Kitt Peak Obs. || |- id="2003 FH127" bgcolor=#C2E0FF | 4 || || TNO || 7.39 || 125 km || multiple || 2003-2016 || 04 Jun 2016 || 34 || align=left | Disc.: Kitt Peak Obs.LoUTNOs, cubewano (cold) || |- id="2003 FJ127" bgcolor=#C2E0FF | 4 || || TNO || 7.5 || 132 km || multiple || 2002–2004 || 22 Feb 2004 || 18 || align=left | Disc.: Kitt Peak Obs.LoUTNOs, other TNO || |- id="2003 FL127" bgcolor=#C2E0FF | 4 || || TNO || 6.30 || 260 km || multiple || 2001–2021 || 20 Mar 2021 || 23 || align=left | Disc.: Kitt Peak Obs.LoUTNOs, plutino || |- id="2003 FM127" bgcolor=#C2E0FF | 3 || || TNO || 7.1 || 126 km || multiple || 2003–2016 || 29 May 2016 || 15 || align=left | Disc.: Kitt Peak Obs.LoUTNOs, cubewano (cold) || |- id="2003 FD128" bgcolor=#C2E0FF | 4 || || TNO || 7.3 || 178 km || multiple || 2002–2013 || 14 Mar 2013 || 18 || align=left | Disc.: Kitt Peak Obs.LoUTNOs, cubewano (hot) || |- id="2003 FH129" bgcolor=#C2E0FF | 2 || || TNO || 8.3 || 122 km || multiple || 2003–2015 || 16 Mar 2015 || 17 || align=left | Disc.: Kitt Peak Obs.LoUTNOs, centaur || |- id="2003 FL129" bgcolor=#E9E9E9 | 0 || || MBA-M || 17.9 || 1.1 km || multiple || 2001–2020 || 24 Mar 2020 || 45 || align=left | Disc.: La Silla Obs. || |- id="2003 FZ129" bgcolor=#C2E0FF | 4 || || TNO || 7.4 || 125 km || multiple || 1999–2016 || 17 May 2016 || 26 || align=left | Disc.: Mauna Kea Obs.LoUTNOs, SDO, BR-mag: 1.32; taxonomy: BR || |- id="2003 FA130" bgcolor=#C2E0FF | 2 || || TNO || 7.2 || 121 km || multiple || 2000–2013 || 14 May 2013 || 21 || align=left | Disc.: Mauna Kea Obs.LoUTNOs, cubewano (cold) || |- id="2003 FB130" bgcolor=#C2E0FF | E || || TNO || 7.5 || 132 km || single || 3 days || 27 Mar 2003 || 4 || align=left | Disc.: Mauna Kea Obs.LoUTNOs, other TNO || |- id="2003 FD134" bgcolor=#FA8072 | – || || MCA || 15.7 || 4.0 km || single || 6 days || 05 Apr 2003 || 7 || align=left | Disc.: Drebach Obs. || |- id="2003 FP136" bgcolor=#E9E9E9 | 1 || || MBA-M || 18.36 || data-sort-value="0.89" | 890 m || multiple || 2003–2021 || 31 Aug 2021 || 62 || align=left | Disc.: Kitt Peak Obs. || |- id="2003 FQ136" bgcolor=#fefefe | 1 || || MBA-I || 18.7 || data-sort-value="0.54" | 540 m || multiple || 2003–2017 || 16 Apr 2017 || 41 || align=left | Disc.: Spacewatch || |- id="2003 FJ137" bgcolor=#fefefe | 0 || || MBA-I || 18.0 || data-sort-value="0.75" | 750 m || multiple || 2003–2019 || 03 Dec 2019 || 45 || align=left | Disc.: Kitt Peak Obs. || |- id="2003 FL137" bgcolor=#fefefe | 0 || || MBA-I || 18.43 || data-sort-value="0.61" | 610 m || multiple || 2003–2022 || 27 Jan 2022 || 37 || align=left | Disc.: SDSS || |- id="2003 FN137" bgcolor=#E9E9E9 | 0 || || MBA-M || 17.9 || 1.5 km || multiple || 2003–2017 || 27 May 2017 || 31 || align=left | Disc.: SDSS || |- id="2003 FB139" bgcolor=#fefefe | 0 || || MBA-I || 18.8 || data-sort-value="0.52" | 520 m || multiple || 2003–2020 || 13 Sep 2020 || 52 || align=left | Disc.: SDSS || |- id="2003 FH139" bgcolor=#fefefe | 0 || || MBA-I || 17.9 || data-sort-value="0.78" | 780 m || multiple || 2003–2019 || 27 Oct 2019 || 35 || align=left | Disc.: Spacewatch || |- id="2003 FL140" bgcolor=#d6d6d6 | 0 || || MBA-O || 17.1 || 2.1 km || multiple || 2003–2020 || 23 Jun 2020 || 61 || align=left | Disc.: SDSS || |- id="2003 FQ140" bgcolor=#fefefe | 0 || || MBA-I || 18.9 || data-sort-value="0.49" | 490 m || multiple || 2003–2019 || 28 Oct 2019 || 49 || align=left | Disc.: Kitt Peak Obs. || |- id="2003 FR140" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.3 || 1.2 km || multiple || 2003–2019 || 20 Dec 2019 || 35 || align=left | Disc.: Kitt Peak Obs. || |- id="2003 FY140" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.2 || data-sort-value="0.96" | 960 m || multiple || 2003–2020 || 27 Jan 2020 || 39 || align=left | Disc.: SDSS || |- id="2003 FC141" bgcolor=#d6d6d6 | 0 || || MBA-O || 17.71 || 1.6 km || multiple || 2003–2021 || 02 Oct 2021 || 90 || align=left | Disc.: Kitt Peak Obs. || |- id="2003 FD141" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.6 || data-sort-value="0.57" | 570 m || multiple || 1999–2015 || 10 Jan 2015 || 33 || align=left | Disc.: SpacewatchAdded on 22 July 2020 || |- id="2003 FO141" bgcolor=#fefefe | 0 || || MBA-I || 18.6 || data-sort-value="0.57" | 570 m || multiple || 2003–2020 || 14 Dec 2020 || 23 || align=left | Disc.: SpacewatchAdded on 19 October 2020 || |- id="2003 FT141" bgcolor=#fefefe | 0 || || MBA-I || 18.28 || data-sort-value="0.66" | 660 m || multiple || 2003–2021 || 08 May 2021 || 110 || align=left | Disc.: SpacewatchAdded on 17 January 2021 || |- id="2003 FX141" bgcolor=#d6d6d6 | 0 || || MBA-O || 17.29 || 1.9 km || multiple || 2003–2021 || 10 Aug 2021 || 37 || align=left | Disc.: SpacewatchAdded on 21 August 2021 ||
G
|- id="2003 GD" bgcolor=#FFC2E0 | 6 || 2003 GD || APO || 22.1 || data-sort-value="0.14" | 140 m || single || 20 days || 22 Apr 2003 || 82 || align=left | Disc.: LONEOSAMO at MPC || |- id="2003 GJ" bgcolor=#FA8072 | 2 || 2003 GJ || MCA || 19.5 || data-sort-value="0.53" | 530 m || multiple || 2003–2016 || 01 Apr 2016 || 82 || align=left | Disc.: LONEOS || |- id="2003 GX" bgcolor=#FFC2E0 | 0 || 2003 GX || AMO || 23.95 || data-sort-value="0.054" | 54 m || multiple || 2003-2026 || 23 Mar 2026 || 69 || align=left | Disc.: LONEOS || |- id="2003 GS18" bgcolor=#E9E9E9 | 2 || || MBA-M || 18.7 || data-sort-value="0.76" | 760 m || multiple || 2003–2020 || 25 May 2020 || 17 || align=left | Disc.: SpacewatchAdded on 9 March 2021 || |- id="2003 GO19" bgcolor=#E9E9E9 | 5 || || MBA-M || 17.8 || data-sort-value="0.82" | 820 m || multiple || 2003–2009 || 21 Nov 2009 || 14 || align=left | Disc.: SpacewatchAlt.: 2009 WZ50 || |- id="2003 GF21" bgcolor=#FFC2E0 | 8 || || APO || 22.2 || data-sort-value="0.13" | 130 m || single || 3 days || 10 Apr 2003 || 39 || align=left | Disc.: LONEOS || |- id="2003 GG21" bgcolor=#FFC2E0 | 0 || || APO || 21.97 || data-sort-value="0.14" | 140 m || multiple || 2003–2021 || 11 Oct 2021 || 176 || align=left | Disc.: NEATPotentially hazardous object || |- id="2003 GH21" bgcolor=#FFC2E0 | 0 || || AMO || 21.59 || data-sort-value="0.17" | 170 m || multiple || 2003–2021 || 31 May 2021 || 130 || align=left | Disc.: LINEAR || |- id="2003 GJ21" bgcolor=#FFC2E0 | 4 || || AMO || 22.9 || data-sort-value="0.093" | 93 m || single || 93 days || 03 Jul 2003 || 69 || align=left | Disc.: Spacewatch || |- id="2003 GM21" bgcolor=#E9E9E9 | 0 || || MBA-M || 17.7 || 1.2 km || multiple || 2003–2020 || 29 May 2020 || 220 || align=left | Disc.: NEAT || |- id="2003 GQ22" bgcolor=#FFC2E0 | 0 || || ATE || 21.48 || data-sort-value="0.18" | 180 m || multiple || 2003–2016 || 02 May 2016 || 80 || align=left | Disc.: LINEARPotentially hazardous object || |- id="2003 GR22" bgcolor=#FFC2E0 | 0 || || APO || 22.0 || data-sort-value="0.14" | 140 m || multiple || 2003–2020 || 19 Nov 2020 || 71 || align=left | Disc.: LINEARPotentially hazardous object || |- id="2003 GS22" bgcolor=#FFC2E0 | 0 || || AMO || 22.5 || data-sort-value="0.11" | 110 m || multiple || 2003–2021 || 13 Apr 2021 || 113 || align=left | Disc.: SpacewatchAlt.: 2021 AD2 || |- id="2003 GO24" bgcolor=#fefefe | 0 || || MBA-I || 18.9 || data-sort-value="0.49" | 490 m || multiple || 2003–2020 || 23 Sep 2020 || 50 || align=left | Disc.: Spacewatch || |- id="2003 GR31" bgcolor=#fefefe | 0 || || MBA-I || 18.5 || data-sort-value="0.59" | 590 m || multiple || 2003–2018 || 14 Jun 2018 || 21 || align=left | Disc.: LPL/Spacewatch IIAdded on 19 October 2020 || |- id="2003 GB34" bgcolor=#FFC2E0 | 1 || || APO || 18.8 || data-sort-value="0.62" | 620 m || multiple || 2002–2006 || 19 Aug 2006 || 77 || align=left | Disc.: LINEAR || |- id="2003 GU41" bgcolor=#FFC2E0 | 1 || || APO || 18.6 || data-sort-value="0.68" | 680 m || multiple || 2003–2006 || 07 Jan 2006 || 40 || align=left | Disc.: LONEOS || |- id="2003 GD42" bgcolor=#FFC2E0 | 6 || || APO || 24.7 || data-sort-value="0.041" | 41 m || single || 6 days || 15 Apr 2003 || 28 || align=left | Disc.: LINEAR ||