This is a partial list of unnumbered minor planets for principal provisional designations assigned during 1–15 October 2004. Since this period yielded a high number of provisional discoveries, it is further split into several standalone pages. , a total of 136 bodies remain unnumbered for this period. Objects for this year are listed on the following pages: A–B · C · D–E · F · G–H · J–O · P–Q · Ri · Rii · Riii · S · Ti · Tii · Tiii · Tiv · U–V · W–X and Y. Also see previous and next year.
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|- id="2004 TO" bgcolor=#fefefe | 0 || 2004 TO || MBA-I || 18.5 || data-sort-value="0.59" | 590 m || multiple || 2000–2019 || 01 Nov 2019 || 43 || align=left | Disc.: Spacewatch || |- id="2004 TA1" bgcolor=#FFC2E0 | 3 || || ATE || 23.0 || data-sort-value="0.089" | 89 m || multiple || 2004–2017 || 24 Sep 2017 || 42 || align=left | Disc.: LONEOS || |- id="2004 TN1" bgcolor=#FFC2E0 | 5 || || APO || 21.8 || data-sort-value="0.16" | 160 m || single || 30 days || 04 Nov 2004 || 63 || align=left | Disc.: NEATPotentially hazardous object || |- id="2004 TO1" bgcolor=#FA8072 | 2 || || MCA || 19.5 || data-sort-value="0.53" | 530 m || multiple || 2004–2017 || 09 Dec 2017 || 71 || align=left | Disc.: LONEOS || |- id="2004 TX2" bgcolor=#E9E9E9 | 0 || || MBA-M || 19.57 || data-sort-value="0.51" | 510 m || multiple || 2004–2021 || 07 Nov 2021 || 58 || align=left | Disc.: Spacewatch || |- id="2004 TZ2" bgcolor=#fefefe | 0 || || MBA-I || 18.8 || data-sort-value="0.52" | 520 m || multiple || 2004–2017 || 12 Sep 2017 || 60 || align=left | Disc.: SpacewatchAlt.: 2014 SX292 || |- id="2004 TC3" bgcolor=#fefefe | 0 || || MBA-I || 19.0 || data-sort-value="0.47" | 470 m || multiple || 2004–2020 || 27 Feb 2020 || 30 || align=left | Disc.: Spacewatch || |- id="2004 TJ3" bgcolor=#fefefe | 1 || || MBA-I || 19.1 || data-sort-value="0.45" | 450 m || multiple || 2004–2021 || 18 Jan 2021 || 30 || align=left | Disc.: LPL/Spacewatch IIAlt.: 2012 XA39 || |- id="2004 TN3" bgcolor=#d6d6d6 | 3 || || MBA-O || 17.92 || 1.4 km || multiple || 2004-2014 || 22 Nov 2014 || 19 || align=left | Disc.: Spacewatch II || |- id="2004 TQ3" bgcolor=#d6d6d6 | 0 || || MBA-O || 17.2 || 2.0 km || multiple || 2002–2021 || 30 Nov 2021 || 64 || align=left | Disc.: LPL/Spacewatch IIAdded on 24 December 2021 || |- id="2004 TZ3" bgcolor=#fefefe | 2 || || MBA-I || 19.1 || data-sort-value="0.41" | 410 m || multiple || 2004-2021 || 10 Aug 2021 || 29 || align=left | Disc.: Spacewatch II || |- id="2004 TU5" bgcolor=#E9E9E9 | 2 || || MBA-M || 17.99 || data-sort-value="0.75" | 750 m || multiple || 2004-2017 || 24 Dec 2017 || 23 || align=left | Disc.: Spacewatch || |- id="2004 TB6" bgcolor=#d6d6d6 | 0 || || MBA-O || 18.58 || 2.0 km || multiple || 2004-2024 || 06 Jun 2024 || 43 || align=left | Disc.: LPL/Spacewatch IIAlt.: 2015 FG482 || |- id="2004 TE6" bgcolor=#E9E9E9 | – || || MBA-M || 19.8 || data-sort-value="0.61" | 610 m || single || 4 days || 09 Oct 2004 || 9 || align=left | Disc.: LPL/Spacewatch II || |- id="2004 TE8" bgcolor=#FFC2E0 | 0 || || APO || 19.4 || data-sort-value="0.47" | 470 m || multiple || 2004–2018 || 03 Jan 2018 || 53 || align=left | Disc.: Spacewatch || |- id="2004 TA9" bgcolor=#FA8072 | 9 || || MCA || 21.6 || data-sort-value="0.27" | 270 m || single || 6 days || 12 Oct 2004 || 21 || align=left | Disc.: Spacewatch || |- id="2004 TG9" bgcolor=#E9E9E9 | 6 || || MBA-M || 18.0 || data-sort-value="0.71" | 710 m || multiple || 2004-2015 || 08 Jun 2015 || 20 || align=left | Disc.: Spacewatch || |- id="2004 TQ9" bgcolor=#FA8072 | 0 || || HUN || 19.13 || data-sort-value="0.44" | 440 m || multiple || 2004–2021 || 15 Aug 2021 || 113 || align=left | Disc.: LINEARAlt.: 2018 SW2 || } |- id="2004 TB10" bgcolor=#FFC2E0 | 0 || || APO || 21.4 || data-sort-value="0.19" | 190 m || multiple || 2004–2019 || 02 Apr 2019 || 123 || align=left | Disc.: LINEARPotentially hazardous object || |- id="2004 TD10" bgcolor=#FFC2E0 | 0 || || ATE || 22.1 || data-sort-value="0.14" | 140 m || multiple || 2004–2019 || 25 Sep 2019 || 166 || align=left | Disc.: LINEAR || |- id="2004 TE10" bgcolor=#FFC2E0 | 0 || || APO || 24.0 || data-sort-value="0.056" | 56 m || multiple || 2004–2016 || 11 Jun 2016 || 105 || align=left | Disc.: LINEARAlt.: 2016 LH11 || |- id="2004 TF10" bgcolor=#FFC2E0 | 1 || || APO || 20.94 || data-sort-value="0.23" | 230 m || multiple || 2004–2021 || 25 Nov 2021 || 57 || align=left | Disc.: LINEAR || |- id="2004 TJ10" bgcolor=#FFC2E0 | 7 || || APO || 25.1 || data-sort-value="0.034" | 34 m || single || 1 day || 09 Oct 2004 || 32 || align=left | Disc.: Spacewatch || |- id="2004 TL10" bgcolor=#FFC2E0 | 1 || || APO || 21.3 || data-sort-value="0.20" | 200 m || multiple || 2004–2017 || 16 Nov 2017 || 99 || align=left | Disc.: LINEARPotentially hazardous object || |- id="2004 TG11" bgcolor=#FA8072 | 0 || || MCA || 18.3 || data-sort-value="0.65" | 650 m || multiple || 2004–2018 || 12 Dec 2018 || 101 || align=left | Disc.: LINEARAlt.: 2016 ET156 || |- id="2004 TP11" bgcolor=#FA8072 | 2 || || MCA || 20.12 || data-sort-value="0.33" | 330 m || multiple || 2004-2022 || 25 Nov 2022 || 63 || align=left | Disc.: LINEAR || |- id="2004 TU11" bgcolor=#FFC2E0 | 0 || || AMO || 21.1 || data-sort-value="0.21" | 210 m || multiple || 2004–2013 || 20 Jan 2013 || 139 || align=left | Disc.: LONEOS || |- id="2004 TV11" bgcolor=#FFC2E0 | 7 || || AMO || 24.4 || data-sort-value="0.047" | 47 m || single || 12 days || 21 Oct 2004 || 29 || align=left | Disc.: Spacewatch || |- id="2004 TW11" bgcolor=#FFC2E0 | 6 || || APO || 24.0 || data-sort-value="0.056" | 56 m || single || 31 days || 09 Nov 2004 || 70 || align=left | Disc.: LONEOSAMO at MPC || |- id="2004 TK12" bgcolor=#FA8072 | 0 || || MCA || 18.23 || 1.3 km || multiple || 2004–2019 || 10 Jan 2019 || 171 || align=left | Disc.: Spacewatch || |- id="2004 TQ12" bgcolor=#FA8072 | 0 || || MCA || 18.7 || data-sort-value="0.54" | 540 m || multiple || 2004–2020 || 17 Dec 2020 || 228 || align=left | Disc.: LINEARAlt.: 2010 PA15, 2010 PT19 || |- id="2004 TS12" bgcolor=#FA8072 | 1 || || MCA || 17.6 || 1.7 km || multiple || 2000–2020 || 23 Dec 2020 || 79 || align=left | Disc.: LINEAR || |- id="2004 TT12" bgcolor=#FFC2E0 | 6 || || AMO || 24.0 || data-sort-value="0.056" | 56 m || single || 45 days || 18 Nov 2004 || 24 || align=left | Disc.: Spacewatch || |- id="2004 TP13" bgcolor=#FFC2E0 | 9 || || ATE || 23.1 || data-sort-value="0.085" | 85 m || single || 7 days || 15 Oct 2004 || 23 || align=left | Disc.: LINEAR || |- id="2004 TK14" bgcolor=#FFC2E0 | 1 || || AMO || 20.1 || data-sort-value="0.34" | 340 m || multiple || 2004–2006 || 30 Sep 2006 || 57 || align=left | Disc.: LONEOS || |- id="2004 TA15" bgcolor=#E9E9E9 | 1 || || MBA-M || 18.67 || data-sort-value="0.67" | 670 m || multiple || 2004-2023 || 01 Feb 2023 || 31 || align=left | Disc.: Spacewatch || |- id="2004 TD16" bgcolor=#FA8072 | 2 || || MCA || 19.1 || data-sort-value="0.64" | 640 m || multiple || 2004–2017 || 10 Oct 2017 || 33 || align=left | Disc.: LINEARAlt.: 2017 QE81 || |- id="2004 TK17" bgcolor=#FA8072 | 0 || || MCA || 19.3 || data-sort-value="0.41" | 410 m || multiple || 2004–2020 || 15 Sep 2020 || 43 || align=left | Disc.: Spacewatch || |- id="2004 TC18" bgcolor=#FFC2E0 | 7 || || APO || 24.0 || data-sort-value="0.056" | 56 m || single || 8 days || 20 Oct 2004 || 32 || align=left | Disc.: LINEAR || |- id="2004 TD18" bgcolor=#FFC2E0 | 7 || || APO || 22.2 || data-sort-value="0.13" | 130 m || single || 35 days || 11 Nov 2004 || 39 || align=left | Disc.: Spacewatch || |- id="2004 TE18" bgcolor=#FFC2E0 | 5 || || AMO || 21.2 || data-sort-value="0.20" | 200 m || single || 37 days || 20 Nov 2004 || 26 || align=left | Disc.: LONEOS || |- id="2004 TF18" bgcolor=#FA8072 | 1 || || MCA || 19.1 || data-sort-value="0.88" | 860 m || multiple || 2004-2022 || 02 Dec 2022 || 61 || align=left | Disc.: NEAT Alt.: 2022 QA7 || |- id="2004 TN20" bgcolor=#FFC2E0 | 8 || || ATE || 24.9 || data-sort-value="0.037" | 37 m || single || 3 days || 18 Oct 2004 || 17 || align=left | Disc.: LINEAR || |- id="2004 TO20" bgcolor=#FFC2E0 | 0 || || APO || 23.33 || data-sort-value="0.074" | 80 m || multiple || 2004-2023 || 10 Jul 2023 || 57 || align=left | Disc.: LINEARAMO at MPC || |- id="2004 TY21" bgcolor=#d6d6d6 | 0 || || MBA-O || 17.85 || 1.5 km || multiple || 2004–2021 || 11 Nov 2021 || 24 || align=left | Disc.: Spacewatch || |- id="2004 TD22" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.09 || 1.0 km || multiple || 2004–2021 || 08 Sep 2021 || 38 || align=left | Disc.: Spacewatch || |- id="2004 TE22" bgcolor=#fefefe | 2 || || MBA-I || 18.5 || data-sort-value="0.59" | 590 m || multiple || 2004–2018 || 09 Nov 2018 || 47 || align=left | Disc.: Spacewatch || |- id="2004 TW22" bgcolor=#d6d6d6 | 0 || || MBA-O || 17.1 || 2.1 km || multiple || 2004–2020 || 11 Sep 2020 || 65 || align=left | Disc.: SpacewatchAlt.: 2015 TE313 || |- id="2004 TX22" bgcolor=#fefefe | 1 || || MBA-I || 19.7 || data-sort-value="0.34" | 340 m || multiple || 2004–2014 || 13 Oct 2014 || 18 || align=left | Disc.: SpacewatchAdded on 24 December 2021 || |- id="2004 TG24" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.5 || data-sort-value="0.84" | 840 m || multiple || 2004–2017 || 29 Aug 2017 || 35 || align=left | Disc.: Spacewatch || |- id="2004 TH24" bgcolor=#E9E9E9 | 1 || || MBA-M || 18.2 || 1.3 km || multiple || 2004–2013 || 22 Oct 2013 || 20 || align=left | Disc.: Spacewatch || |- id="2004 TZ24" bgcolor=#fefefe | 0 || || MBA-I || 19.17 || data-sort-value="0.44" | 440 m || multiple || 2004–2021 || 01 Nov 2021 || 123 || align=left | Disc.: SpacewatchAlt.: 2014 OT209 || |- id="2004 TD25" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.54 || data-sort-value="0.82" | 820 m || multiple || 2004–2021 || 27 Oct 2021 || 71 || align=left | Disc.: SpacewatchAdded on 11 May 2021Alt.: 2017 UC82 || |- id="2004 TE25" bgcolor=#fefefe | 2 || || MBA-I || 18.5 || data-sort-value="0.59" | 590 m || multiple || 2004–2019 || 28 Nov 2019 || 39 || align=left | Disc.: SpacewatchAlt.: 2015 RS182 || |- id="2004 TA26" bgcolor=#E9E9E9 | 3 || || MBA-M || 18.2 || data-sort-value="0.68" | 680 m || multiple || 2004–2021 || 12 Dec 2021 || 44 || align=left | Disc.: Spacewatch || |- id="2004 TD26" bgcolor=#E9E9E9 | – || || MBA-M || 19.2 || data-sort-value="0.61" | 610 m || single || 8 days || 12 Oct 2004 || 9 || align=left | Disc.: Spacewatch || |- id="2004 TQ26" bgcolor=#E9E9E9 | 2 || || MBA-M || 17.8 || data-sort-value="0.82" | 820 m || multiple || 2004–2020 || 29 Jun 2020 || 40 || align=left | Disc.: SpacewatchAlt.: 2008 SW37 || |- id="2004 TW26" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.33 || data-sort-value="0.91" | 910 m || multiple || 2004–2021 || 11 Sep 2021 || 57 || align=left | Disc.: SpacewatchAlt.: 2013 WR101, 2017 SX103 || |- id="2004 TB27" bgcolor=#fefefe | 0 || || MBA-I || 19.0 || data-sort-value="0.47" | 470 m || multiple || 2004–2018 || 14 Sep 2018 || 35 || align=left | Disc.: SpacewatchAlt.: 2011 UW3 || |- id="2004 TR27" bgcolor=#fefefe | 0 || || MBA-I || 18.7 || data-sort-value="0.54" | 540 m || multiple || 2004–2019 || 25 Sep 2019 || 36 || align=left | Disc.: Spacewatch || |- id="2004 TN28" bgcolor=#d6d6d6 | 3 || || MBA-O || 17.9 || 1.5 km || multiple || 2004–2014 || 03 Aug 2014 || 28 || align=left | Disc.: Spacewatch || |- id="2004 TV28" bgcolor=#fefefe | 0 || || MBA-I || 18.6 || data-sort-value="0.57" | 570 m || multiple || 2004–2019 || 22 Oct 2019 || 32 || align=left | Disc.: Spacewatch || |- id="2004 TD29" bgcolor=#E9E9E9 | 0 || || MBA-M || 18.18 || data-sort-value="0.97" | 970 m || multiple || 2004–2021 || 02 Oct 2021 || 60 || align=left | Disc.: Spacewatch || |- id="2004 TJ29" bgcolor=#fefefe | 0 || || MBA-I || 19.2 || data-sort-value="0.43" | 430 m || multiple || 2004–2019 || 24 Oct 2019 || 31 || align=left | Disc.: Spacewatch || |- id="2004 TN29" bgcolor=#fefefe | 0 || || MBA-I || 18.56 || data-sort-value="0.58" | 580 m || multiple || 2004–2021 || 19 Nov 2021 || 71 || align=left | Disc.: SpacewatchAlt.: 2014 OJ274 ||