| 词条 | (303775) 2005 QU182 |
| 释义 |
| minorplanet = yes | background = #C2E0FF | name = {{mp|(303775) 2005 QU|182}} | symbol = | image = | caption = | discovery_ref = [1] | discoverer = M. E. Brown D. L. Rabinowitz C. A. Trujillo | discovered = 30 August 2005 | mpc_name = {{mp|2005 QU|182}} | mp_category = TNO (SDO)[2][3] | orbit_ref = [4] | epoch = 13 January 2016 (JD 2457400.5) | aphelion = {{Convert|184.19|AU|Tm|abbr=on|lk=on}} (Q) | perihelion = {{Convert|36.827|AU|Tm|abbr=on}} (q) | semimajor = {{Convert|110.51|AU|Tm|abbr=on}} (a) | eccentricity = 0.66675 (e) | period = 1161.74 yr (424325.7 d) | avg_speed = | inclination = 14.032° (i) | asc_node = 78.395° (Ω) | mean_anomaly = 13.854° (M) | arg_peri = 223.69° (ω) | satellites = | dimensions = {{val|416|73|u=km}}[5] | mass = | density = | surface_grav = | escape_velocity = | sidereal_day = 9.61 hr[4] | axial_tilt = | pole_ecliptic_lat = | pole_ecliptic_lon = | albedo = {{val|0.328|+0.160|-0.109}}[5] | spectral_type = | magnitude = 20.9[6] | abs_magnitude = {{val|3.80|0.32}},[5] 3.5[4] | mean_motion = {{Deg2DMS|0.00084840|sup=ms}} / day (n) | rotation = {{Convert|9.61|h|d|abbr=on|lk=on}} | observation_arc = 13642 days (37.35 yr) | uncertainty = 2 | moid = {{Convert|35.8244|AU|Tm|abbr=on}} | jupiter_moid = {{Convert|31.769|AU|Tm|abbr=on}} | tisserand = 6.711 }}{{mp|(303775) 2005 QU|182}}, also written as (303775) 2005 QU182, is a trans-Neptunian object with a bright absolute magnitude of 3.5.[4] Mike Brown lists it as probably a dwarf planet.[7] DistanceIt came to perihelion in 1971[4] and is currently 51.8 AU from the Sun.[6] In April 2013, it moved beyond 50 AU from the Sun. It has been observed 81 times over 10 oppositions with precovery images back to 1974.[4] See also
References1. ^{{cite web |title=MPEC 2007-R03 : 2004 PF115, 2004 PG115, 2004 XA192, 2005 QU182 |publisher=IAU Minor Planet Center |date=2007-09-01 |url=http://minorplanetcenter.org/mpec/K07/K07R03.html |accessdate=2009-08-26}} 2. ^{{cite web |title=List Of Centaurs and Scattered-Disk Objects |publisher=Minor Planet Center |url=http://www.minorplanetcenter.org/iau/lists/Centaurs.html |accessdate=2009-01-22}} 3. ^{{cite web |author=Marc W. Buie |author-link=Marc W. Buie |date=2008-10-24 |title=Orbit Fit and Astrometric record for 05QU182 |publisher=SwRI (Space Science Department) |url=http://www.boulder.swri.edu/~buie/kbo/astrom/303775.html |accessdate=2008-12-09}} 4. ^1 2 3 4 5 {{cite web |type=last observation: 2009-09-18 |title=JPL Small-Body Database Browser: (2005 QU182) |url=http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2005QU182 |accessdate=7 April 2016}} 5. ^1 2 {{Cite journal | last1 = Santos-Sanz | first1 = P. | last2 = Lellouch | first2 = E. | last3 = Fornasier | first3 = S. | last4 = Kiss | first4 = C. | last5 = Pal | first5 = A. | last6 = Müller | first6 = T. G. | last7 = Vilenius | first7 = E. | last8 = Stansberry | first8 = J. | last9 = Mommert | first9 = M. | last10 = Delsanti | first10 = A. | last11 = Mueller | first11 = M. | last12 = Peixinho | first12 = N. | last13 = Henry | first13 = F. | last14 = Ortiz | first14 = J. L. | last15 = Thirouin | first15 = A. | last16 = Protopapa | first16 = S. | last17 = Duffard | first17 = R. | last18 = Szalai | first18 = N. | last19 = Lim | first19 = T. | last20 = Ejeta | first20 = C. | last21 = Hartogh | first21 = P. | last22 = Harris | first22 = A. W. | last23 = Rengel | first23 = M. | doi = 10.1051/0004-6361/201118541 | title = "TNOs are Cool": A survey of the trans-Neptunian region IV. Size/albedo characterization of 15 scattered disk and detached objects observed with Herschel-PACS| journal = Astronomy & Astrophysics | volume = 541 | pages = A92 | year = 2012 | pmid = | pmc = |arxiv = 1202.1481 |bibcode = 2012A&A...541A..92S }} 6. ^1 {{cite web |title=AstDys 2005QU182 Ephemerides |publisher=Department of Mathematics, University of Pisa, Italy |url=http://hamilton.dm.unipi.it/astdys/index.php?pc=1.1.3.0&n=2005QU182 |accessdate=2009-03-16 |archiveurl=https://www.webcitation.org/5gpFAlZhn?url=http://hamilton.dm.unipi.it/astdys/index.php?pc=1.1.3.0&n=2005QU182 |archivedate=2009-05-17 |deadurl=no |df= }} 7. ^{{cite web |title=How many dwarf planets are there in the outer solar system? (updates daily) |publisher=California Institute of Technology |author=Michael E. Brown |author-link=Michael E. Brown |url=http://www.gps.caltech.edu/~mbrown/dps.html |accessdate=2014-03-28 |deadurl=yes |archiveurl=https://web.archive.org/web/20111018154917/http://www.gps.caltech.edu/~mbrown/dps.html |archivedate=2011-10-18 |df= }} 8. ^{{cite web |url=http://ssd.jpl.nasa.gov/sbdb_query.cgi?obj_group=all;obj_kind=all;obj_numbered=all;OBJ_field=0;ORB_field=0;combine_mode=AND;c1_group=OBJ;c1_item=Ai;c1_op=%3C;c1_value=6;c2_group=ORB;c2_item=Bh;c2_op=%3E;c2_value=80;table_format=HTML;max_rows=200;format_option=comp;c_fields=AcBhBgBjBkBlBiBnBsCjCpCmCnCoAi;.cgifields=format_option;.cgifields=obj_kind;.cgifields=obj_group;.cgifields=obj_numbered;.cgifields=combine_mode;.cgifields=ast_orbit_class;.cgifields=table_format;.cgifields=com_orbit_class&query=1&c_sort=BhD |title=JPL Small-Body Database Search Engine: H < 6 (mag) and a > 80 (AU) |publisher=JPL Solar System Dynamics |accessdate=2014-06-14}} External links
7 : Scattered disc and detached objects|Discoveries by Michael E. Brown|Discoveries by Chad Trujillo|Discoveries by David L. Rabinowitz|Discoveries by the Palomar Observatory|Possible dwarf planets|Astronomical objects discovered in 2005 |
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