List of unnumbered minor planets: 2004 Y

This is a partial list of unnumbered minor planets for principal provisional designations assigned during 16–31 December 2004. , a total of 29 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.

Y

|- id="2004 YA" bgcolor=#FFC2E0 | 8 || 2004 YA || APO || 24.9 || data-sort-value="0.037" | 37 m || single || 2 days || 18 Dec 2004 || 19 || align=left | Disc.: LINEAR || |- id="2004 YC" bgcolor=#FFC2E0 | 8 || 2004 YC || ATE || 25.6 || data-sort-value="0.027" | 27 m || single || 5 days || 19 Dec 2004 || 35 || align=left | Disc.: LINEAR || |- id="2004 YD" bgcolor=#FFC2E0 | 8 || 2004 YD || ATE || 24.0 || data-sort-value="0.056" | 56 m || single || 9 days || 26 Dec 2004 || 22 || align=left | Disc.: LONEOS || |- id="2004 YE" bgcolor=#FFC2E0 | 6 || 2004 YE || AMO || 24.9 || data-sort-value="0.037" | 37 m || single || 19 days || 03 Jan 2005 || 21 || align=left | Disc.: LINEAR || |- id="2004 YQ" bgcolor=#FFC2E0 | 8 || 2004 YQ || APO || 24.4 || data-sort-value="0.047" | 47 m || single || 2 days || 20 Dec 2004 || 18 || align=left | Disc.: LINEAR || |- id="2004 YR" bgcolor=#FFC2E0 | 0 || 2004 YR || APO || 20.3 || data-sort-value="0.31" | 310 m || multiple || 2004–2014 || 01 Jul 2014 || 134 || align=left | Disc.: LINEAR || |- id="2004 YG1" bgcolor=#FFC2E0 | 2 || || APO || 21.4 || data-sort-value="0.19" | 190 m || multiple || 2004–2013 || 02 Aug 2013 || 94 || align=left | Disc.: LINEAR || |- id="2004 YJ1" bgcolor=#FFC2E0 | 5 || || AMO || 20.7 || data-sort-value="0.26" | 260 m || single || 15 days || 02 Jan 2005 || 51 || align=left | Disc.: LINEAR || |- id="2004 YK1" bgcolor=#FFC2E0 | 0 || || AMO || 21.3 || data-sort-value="0.20" | 200 m || multiple || 2004–2018 || 20 Mar 2018 || 47 || align=left | Disc.: LINEAR || |- id="2004 YA5" bgcolor=#FFC2E0 | 8 || || ATE || 22.6 || data-sort-value="0.11" | 110 m || single || 13 days || 31 Dec 2004 || 30 || align=left | Disc.: LINEAR || |- id="2004 YB5" bgcolor=#FA8072 | 1 || || MCA || 18.0 || 1.4 km || multiple || 2000-2004 || 21 Dec 2004 || 41 || align=left | Disc.: LINEAR || |- id="2004 YD5" bgcolor=#FFC2E0 | 6 || || APO || 29.3 || data-sort-value="0.0049" | 5 m || single || 1 day || 21 Dec 2004 || 21 || align=left | Disc.: Spacewatch || |- id="2004 YW5" bgcolor=#FA8072 | 0 || || MCA || 19.12 || data-sort-value="0.45" | 450 m || multiple || 2004–2022 || 08 Jan 2022 || 79 || align=left | Disc.: Spacewatch || |- id="2004 YD13" bgcolor=#fefefe | 0 || || MBA-I || 18.4 || data-sort-value="0.62" | 620 m || multiple || 2004–2018 || 10 Dec 2018 || 25 || align=left | Disc.: MLS || |- id="2004 YU15" bgcolor=#d6d6d6 | 0 || || MBA-O || 17.5 || 1.8 km || multiple || 2002–2021 || 13 Feb 2021 || 35 || align=left | Disc.: MLSAdded on 11 May 2021 || |- id="2004 YX18" bgcolor=#E9E9E9 | 0 || || MBA-M || 17.59 || 1.7 km || multiple || 2004–2021 || 11 Sep 2021 || 61 || align=left | Disc.: MLSAlt.: 2013 YE106 || |- id="2004 YY23" bgcolor=#FFC2E0 | 4 || || AMO || 19.4 || data-sort-value="0.47" | 470 m || single || 44 days || 04 Feb 2005 || 157 || align=left | Disc.: CSS || |- id="2004 YF28" bgcolor=#fefefe | 0 || || HUN || 19.03 || data-sort-value="0.46" | 460 m || multiple || 2004–2022 || 06 Jan 2022 || 23 || align=left | Disc.: SpacewatchAdded on 24 December 2021 || |- id="2004 YY34" bgcolor=#d6d6d6 | 1 || || MBA-O || 17.14 || 2.1 km || multiple || 2004–2021 || 26 Nov 2021 || 59 || align=left | Disc.: MLSAdded on 5 November 2021 || |- id="2004 YG39" bgcolor=#fefefe | 0 || || MBA-I || 19.02 || data-sort-value="0.47" | 470 m || multiple || 2004–2021 || 31 Aug 2021 || 33 || align=left | Disc.: Spacewatch || |- id="2004 YJ39" bgcolor=#E9E9E9 | 2 || || MBA-M || 18.0 || 1.1 km || multiple || 2004–2018 || 18 Feb 2018 || 28 || align=left | Disc.: MLS || |- id="2004 YT39" bgcolor=#fefefe | 0 || || MBA-I || 19.0 || data-sort-value="0.47" | 470 m || multiple || 2004–2019 || 03 Dec 2019 || 58 || align=left | Disc.: MLS || |- id="2004 YD40" bgcolor=#fefefe | 0 || || MBA-I || 19.16 || data-sort-value="0.44" | 440 m || multiple || 2004–2021 || 13 Jul 2021 || 48 || align=left | Disc.: MLS || |- id="2004 YF41" bgcolor=#fefefe | 0 || || MBA-I || 18.7 || data-sort-value="0.54" | 540 m || multiple || 2004–2020 || 23 Jan 2020 || 46 || align=left | Disc.: Spacewatch || |- id="2004 YH41" bgcolor=#fefefe | 0 || || MBA-I || 18.6 || data-sort-value="0.57" | 570 m || multiple || 2004–2020 || 30 Jan 2020 || 51 || align=left | Disc.: SpacewatchAdded on 22 July 2020 || |- id="2004 YJ41" bgcolor=#fefefe | 0 || || MBA-I || 18.2 || data-sort-value="0.68" | 680 m || multiple || 2004–2019 || 29 Apr 2019 || 46 || align=left | Disc.: MLSAdded on 22 July 2020 || |- id="2004 YN41" bgcolor=#fefefe | 0 || || MBA-I || 18.8 || data-sort-value="0.52" | 520 m || multiple || 2004–2020 || 22 Mar 2020 || 35 || align=left | Disc.: MLSAdded on 22 July 2020 || |- id="2004 YO41" bgcolor=#fefefe | 0 || || MBA-I || 18.6 || data-sort-value="0.57" | 570 m || multiple || 2004–2020 || 21 Mar 2020 || 33 || align=left | Disc.: MLSAdded on 22 July 2020 || |- id="2004 YB42" bgcolor=#d6d6d6 | 0 || || MBA-O || 17.64 || 1.7 km || multiple || 2004–2021 || 18 Jan 2021 || 38 || align=left | Disc.: MLSAdded on 5 November 2021 ||

References