======================================================= Barycentric Osculating Orbital Elements for 90377 Sedna ======================================================= Number generated using the Solar System Dynamics Group, Horizons On-Line Ephemeris System at: http://ssd.jpl.nasa.gov/horizons.cgi?find_body=1&body_group=sb&sstr=Sedna Ephemeris Type: ELEMENTS Target Body: Asteroid 90377 Sedna (2003 VB12) Center: Solar System Barycenter (SSB) Time Span: 1990-01-01 to 2020-01-01, Step 1 Y Table Settings: defaults To reproduce these barycentric osculating orbital elements: 1. Go to http://ssd.jpl.nasa.gov/horizons.cgi?find_body=1&body_group=sb&sstr=Sedna 2. Change "Ephemeris Type" to Orbital Elements (3rd option at the bottom) and click "Use Selection Above". 3. Change "Center" to @0 to select the Solar System Barycenter (SSB). 4. Change "Time Span" to 1990-01-01 through 2020-01-01 with a step size of 1 year. Click "Use Specified Times". 5. Click "Generate Ephemeris". For the Epoch 2011-Jan-01 you have barycentric values of: A = 5.06E+02 ==> Semi-major axis 506 AU AD= 9.37E+02 ==> Apoapsis distance 937 AU PR= 4.165E+06 ==> Orbital period 4.165E+06/365.25 = ~11,400 years (Orbital arc: 1990-09-25 through 2010-01-05 with 82 observations) Barycentric Osculating Orbital Elements for other bodies (Object, Semi-major axis, Apoapsis, Orbital period, epoch): C/2006 P1 (McNaught) 2050AU, 4099AU, 92600yr, 2029-Jan-01 Comet Hyakutake 1700AU, 3410AU, 70000yr, 2020-Jan-01 C/2006 M4 (SWAN) 1300AU, 2600AU, 47000yr, 2013-Jan-01 2006 SQ372 799AU, 1570AU, 22600yr, 2008-May-14 2000 OO67 549AU, 1078AU, 12800yr, 2008-May-14 Sedna 506AU, 937AU, 11400yr, 2008-May-14 2007 TG422 501AU, 967AU, 11200yr, 2008-May-14 Output generated by Wikipedia user kheider (Kevin Heider) on 2011-Feb-04. ******************************************************************************* JPL/HORIZONS 90377 Sedna (2003 VB12) 2011-Feb-04 15:16:48 Rec #: 90377 (+COV) Soln.date: 2010-Feb-01_12:00:00 # obs: 82 (1990-2010) FK5/J2000.0 helio. ecliptic osc. elements (AU, DAYS, DEG, period=Julian yrs): EPOCH= 2453424.5 ! 2005-Feb-23.00 (CT) Residual RMS= .52851 EC= .8490600327920528 QR= 76.00562776401975 TP= 2479517.685586908 OM= 144.5418278722988 W= 311.5103525651206 IN= 11.93164244964927 A= 503.5487231775278 MA= 357.7240174475924 ADIST= 931.0918185910359 PER= 11299.79204 N= 8.722500000000001E-5ANGMOM= .203929391 DAN= 89.93232999999999 DDN= 321.39287 L= 96.6740429 B= -8.906226999999999 TP= 2076-Aug-02.1855869 Physical parameters (KM, SEC, rotational period in hours): GM= n.a. RAD= n.a. ROTPER= 10.273 H= 1.5849 G= .150 B-V= n.a. ALBEDO= n.a. STYP= n.a. ASTEROID comments: 1: soln ref.= JPL#17, OCC=2 2: source=ORB ******************************************************************************* ******************************************************************************* Ephemeris / WWW_USER Fri Feb 4 15:16:49 2011 Pasadena, USA / Horizons ******************************************************************************* Target body name: 90377 Sedna (2003 VB12) {source: JPL#17} Center body name: Solar System Barycenter (0) {source: DE405} Center-site name: BODY CENTER ******************************************************************************* Start time : A.D. 1990-Jan-01 00:00:00.0000 CT Stop time : A.D. 2020-Jan-10 00:00:00.0000 CT Step-size : 1 calendar years ******************************************************************************* Center geodetic : 0.00000000,0.00000000,0.0000000 {E-lon(deg),Lat(deg),Alt(km)} Center cylindric: 0.00000000,0.00000000,0.0000000 {E-lon(deg),Dxy(km),Dz(km)} Center radii : (undefined) System GM : 2.9630927504953200E-04 AU^3/d^2 Small perturbers: Ceres, Pallas, Vesta {source: SB405-CPV-2} Small body GMs : 6.32E+01, 1.43E+01, 1.78E+01 km^3/s^2 Output units : AU-D, deg, Julian day number (Tp) Output format : 10 Reference frame : ICRF/J2000.0 Output type : GEOMETRIC osculating elements Coordinate systm: Ecliptic and Mean Equinox of Reference Epoch ******************************************************************************* Initial FK5/J2000.0 heliocentric ecliptic osculating elements (AU, DAYS, DEG): EPOCH= 2453424.5 ! 2005-Feb-23.00 (CT) Residual RMS= .52851 EC= .8490600327920528 QR= 76.00562776401975 TP= 2479517.685586908 OM= 144.5418278722988 W= 311.5103525651206 IN= 11.93164244964927 Asteroid physical parameters (KM, SEC, rotational period in hours): GM= n.a. RAD= n.a. ROTPER= 10.273 H= 1.5849 G= .150 B-V= n.a. ALBEDO= n.a. STYP= n.a. ******************************************************************************* JDCT EC QR IN OM W Tp N MA TA A AD PR ******************************************************************************* $$SOE 2447892.500000000 = A.D. 1990-Jan-01 00:00:00.0000 (CT) EC= 8.496875691183658E-01 QR= 7.619068454263865E+01 IN= 1.192850939797774E+01 OM= 1.444031907399070E+02 W = 3.112851711134936E+02 Tp= 2479348.056202791631 N = 8.642408487267096E-05 MA= 3.572814823410129E+02 TA= 3.053887765238586E+02 A = 5.068821260873379E+02 AD= 9.375735676320372E+02 PR= 4.165505489938248E+06 2448257.500000000 = A.D. 1991-Jan-01 00:00:00.0000 (CT) EC= 8.496876992011678E-01 QR= 7.619069061164953E+01 IN= 1.192850925750083E+01 OM= 1.444031878209166E+02 W = 3.112851616523224E+02 Tp= 2479348.049924949650 N = 8.642396235727749E-05 MA= 3.573130314836191E+02 TA= 3.058696870252233E+02 A = 5.068826051276931E+02 AD= 9.375745196437367E+02 PR= 4.165511394996639E+06 2448622.500000000 = A.D. 1992-Jan-01 00:00:00.0000 (CT) EC= 8.496877403011681E-01 QR= 7.619069581563249E+01 IN= 1.192850916811674E+01 OM= 1.444031858879302E+02 W = 3.112851542274308E+02 Tp= 2479348.045863752253 N = 8.642391805643018E-05 MA= 3.573445779420320E+02 TA= 3.063543342115944E+02 A = 5.068827783461530E+02 AD= 9.375748608766734E+02 PR= 4.165513530235221E+06 2448988.500000000 = A.D. 1993-Jan-01 00:00:00.0000 (CT) EC= 8.496877461394249E-01 QR= 7.619069876732766E+01 IN= 1.192850907258076E+01 OM= 1.444031837323325E+02 W = 3.112851513303076E+02 Tp= 2479348.043866894674 N = 8.642390799905355E-05 MA= 3.573762095739543E+02 TA= 3.068440803998218E+02 A = 5.068828176710036E+02 AD= 9.375749365746797E+02 PR= 4.165514014986946E+06 2449353.500000000 = A.D. 1994-Jan-01 00:00:00.0000 (CT) EC= 8.496877734246061E-01 QR= 7.619069990462773E+01 IN= 1.192850894233309E+01 OM= 1.444031806657345E+02 W = 3.112851519295676E+02 Tp= 2479348.042621882632 N = 8.642388253204368E-05 MA= 3.574077551718440E+02 TA= 3.073362709338288E+02 A = 5.068829172483327E+02 AD= 9.375751345920376E+02 PR= 4.165515242462309E+06 2449718.500000000 = A.D. 1995-Jan-01 00:00:00.0000 (CT) EC= 8.496878414978853E-01 QR= 7.619070074195071E+01 IN= 1.192850878912287E+01 OM= 1.444031768969569E+02 W = 3.112851529754576E+02 Tp= 2479348.040819855407 N = 8.642382239800908E-05 MA= 3.574393018264503E+02 TA= 3.078322607424195E+02 A = 5.068831523757200E+02 AD= 9.375756040094893E+02 PR= 4.165518140844152E+06 2450083.500000000 = A.D. 1996-Jan-01 00:00:00.0000 (CT) EC= 8.496879234878827E-01 QR= 7.619070255083462E+01 IN= 1.192850864541281E+01 OM= 1.444031731954719E+02 W = 3.112851520399375E+02 Tp= 2479348.038119118195 N = 8.642374860853575E-05 MA= 3.574708489144484E+02 TA= 3.083320699921917E+02 A = 5.068834408969975E+02 AD= 9.375761792431604E+02 PR= 4.165521697405800E+06 2450449.500000000 = A.D. 1997-Jan-01 00:00:00.0000 (CT) EC= 8.496879735785525E-01 QR= 7.619070525846620E+01 IN= 1.192850853427281E+01 OM= 1.444031701894633E+02 W = 3.112851494104065E+02 Tp= 2479348.035374287982 N = 8.642370080125303E-05 MA= 3.575024816252181E+02 TA= 3.088371006875658E+02 A = 5.068836278265667E+02 AD= 9.375765503946673E+02 PR= 4.165524001661133E+06 2450814.500000000 = A.D. 1998-Jan-01 00:00:00.0000 (CT) EC= 8.496879702991998E-01 QR= 7.619070726700691E+01 IN= 1.192850844433119E+01 OM= 1.444031676229594E+02 W = 3.112851484629662E+02 Tp= 2479348.034038566984 N = 8.642370021205276E-05 MA= 3.575340264082604E+02 TA= 3.093446070807819E+02 A = 5.068836301303790E+02 AD= 9.375765529937511E+02 PR= 4.165524030059916E+06 2451179.500000000 = A.D. 1999-Jan-01 00:00:00.0000 (CT) EC= 8.496879583338888E-01 QR= 7.619070701805629E+01 IN= 1.192850833205575E+01 OM= 1.444031642299977E+02 W = 3.112851524334230E+02 Tp= 2479348.034425322432 N = 8.642371095503127E-05 MA= 3.575655707227991E+02 TA= 3.098559780202644E+02 A = 5.068835881246223E+02 AD= 9.375764692311884E+02 PR= 4.165523512260638E+06 2451544.500000000 = A.D. 2000-Jan-01 00:00:00.0000 (CT) EC= 8.496880223707957E-01 QR= 7.619070513902922E+01 IN= 1.192850817123391E+01 OM= 1.444031590775040E+02 W = 3.112851597563653E+02 Tp= 2479348.034678818192 N = 8.642365892394627E-05 MA= 3.575971168020377E+02 TA= 3.103712314350647E+02 A = 5.068837915696877E+02 AD= 9.375768780003461E+02 PR= 4.165526020100628E+06 2451910.500000000 = A.D. 2001-Jan-01 00:00:00.0000 (CT) EC= 8.496881895804774E-01 QR= 7.619070449134465E+01 IN= 1.192850799116709E+01 OM= 1.444031529434794E+02 W = 3.112851641259426E+02 Tp= 2479348.032324563246 N = 8.642351581720204E-05 MA= 3.576287519911631E+02 TA= 3.108918151916230E+02 A = 5.068843511278003E+02 AD= 9.375779977642559E+02 PR= 4.165532917700906E+06 2452275.500000000 = A.D. 2002-Jan-01 00:00:00.0000 (CT) EC= 8.496883815681729E-01 QR= 7.619070719390429E+01 IN= 1.192850784936001E+01 OM= 1.444031477858298E+02 W = 3.112851610342182E+02 Tp= 2479348.027115918230 N = 8.642334564064966E-05 MA= 3.576603016316951E+02 TA= 3.114149009263530E+02 A = 5.068850165329050E+02 AD= 9.375793258719057E+02 PR= 4.165541120068282E+06 2452640.500000000 = A.D. 2003-Jan-01 00:00:00.0000 (CT) EC= 8.496884977744151E-01 QR= 7.619071238565090E+01 IN= 1.192850776782552E+01 OM= 1.444031446018436E+02 W = 3.112851526168305E+02 Tp= 2479348.021284356248 N = 8.642323658604234E-05 MA= 3.576918495694153E+02 TA= 3.119419153123398E+02 A = 5.068854429470422E+02 AD= 9.375801735084337E+02 PR= 4.165546376426051E+06 2453005.500000000 = A.D. 2004-Jan-01 00:00:00.0000 (CT) EC= 8.496885088724118E-01 QR= 7.619071763059786E+01 IN= 1.192850772289318E+01 OM= 1.444031427004166E+02 W = 3.112851444542561E+02 Tp= 2479348.017075622920 N = 8.642321809064688E-05 MA= 3.577233949017169E+02 TA= 3.124728652283976E+02 A = 5.068855152659290E+02 AD= 9.375803129012602E+02 PR= 4.165547267892825E+06 2453371.500000000 = A.D. 2005-Jan-01 00:00:00.0000 (CT) EC= 8.496884588944724E-01 QR= 7.619072127518045E+01 IN= 1.192850768100065E+01 OM= 1.444031407591903E+02 W = 3.112851402291591E+02 Tp= 2479348.015025867149 N = 8.642325499260237E-05 MA= 3.577550250181004E+02 TA= 3.130092299213379E+02 A = 5.068853709755367E+02 AD= 9.375800206758929E+02 PR= 4.165545489241469E+06 2453736.500000000 = A.D. 2006-Jan-01 00:00:00.0000 (CT) EC= 8.496884110178838E-01 QR= 7.619072341771368E+01 IN= 1.192850762822424E+01 OM= 1.444031380698921E+02 W = 3.112851394948563E+02 Tp= 2479348.014075655024 N = 8.642329263793321E-05 MA= 3.577865686241391E+02 TA= 3.135480893325801E+02 A = 5.068852237785771E+02 AD= 9.375797241394405E+02 PR= 4.165543674761444E+06 2454101.500000000 = A.D. 2007-Jan-01 00:00:00.0000 (CT) EC= 8.496883910253982E-01 QR= 7.619072533423528E+01 IN= 1.192850757192083E+01 OM= 1.444031348884860E+02 W = 3.112851391837012E+02 Tp= 2479348.012833576649 N = 8.642330661940894E-05 MA= 3.578181128803130E+02 TA= 3.140909149313733E+02 A = 5.068851691096540E+02 AD= 9.375796128850729E+02 PR= 4.165543000863973E+06 2454466.500000000 = A.D. 2008-Jan-01 00:00:00.0000 (CT) EC= 8.496883712912988E-01 QR= 7.619072824315910E+01 IN= 1.192850752809161E+01 OM= 1.444031321109226E+02 W = 3.112851364601035E+02 Tp= 2479348.010735517833 N = 8.642331868951577E-05 MA= 3.578496572682278E+02 TA= 3.146377161365610E+02 A = 5.068851219143802E+02 AD= 9.375795155856014E+02 PR= 4.165542419093337E+06 2454832.500000000 = A.D. 2009-Jan-01 00:00:00.0000 (CT) EC= 8.496882904750547E-01 QR= 7.619073204235855E+01 IN= 1.192850750449366E+01 OM= 1.444031304056648E+02 W = 3.112851317528381E+02 Tp= 2479348.008758947719 N = 8.642338192463765E-05 MA= 3.578812868234486E+02 TA= 3.151900125727449E+02 A = 5.068848746591764E+02 AD= 9.375790172759944E+02 PR= 4.165539371207723E+06 2455197.500000000 = A.D. 2010-Jan-01 00:00:00.0000 (CT) EC= 8.496881107840052E-01 QR= 7.619073499291463E+01 IN= 1.192850749082953E+01 OM= 1.444031292382002E+02 W = 3.112851296013316E+02 Tp= 2479348.008892934769 N = 8.642353187747610E-05 MA= 3.579128277248341E+02 TA= 3.157447872653742E+02 A = 5.068842883308462E+02 AD= 9.375778416687778E+02 PR= 4.165532143610807E+06 2455562.500000000 = A.D. 2011-Jan-01 00:00:00.0000 (CT) EC= 8.496878787996568E-01 QR= 7.619073504747473E+01 IN= 1.192850746913726E+01 OM= 1.444031269705910E+02 W = 3.112851351309886E+02 Tp= 2479348.012221452314 N = 8.642373185778459E-05 MA= 3.579443672696731E+02 TA= 3.163035439417174E+02 A = 5.068835063934990E+02 AD= 9.375762777395232E+02 PR= 4.165522504772202E+06 2455927.500000000 = A.D. 2012-Jan-01 00:00:00.0000 (CT) EC= 8.496877043381627E-01 QR= 7.619073209430701E+01 IN= 1.192850743353452E+01 OM= 1.444031222845526E+02 W = 3.112851484048621E+02 Tp= 2479348.017337725498 N = 8.642388734558722E-05 MA= 3.579759078480291E+02 TA= 3.168662862219646E+02 A = 5.068828984271241E+02 AD= 9.375750647599410E+02 PR= 4.165515010455977E+06 2456293.500000000 = A.D. 2013-Jan-01 00:00:00.0000 (CT) EC= 8.496876501564496E-01 QR= 7.619072862847160E+01 IN= 1.192850739741891E+01 OM= 1.444031158667940E+02 W = 3.112851627785949E+02 Tp= 2479348.021229295060 N = 8.642393997124564E-05 MA= 3.580075374412136E+02 TA= 3.174345793200226E+02 A = 5.068826926581440E+02 AD= 9.375746566878164E+02 PR= 4.165512473971641E+06 2456658.500000000 = A.D. 2014-Jan-01 00:00:00.0000 (CT) EC= 8.496876555471156E-01 QR= 7.619072698575863E+01 IN= 1.192850737523411E+01 OM= 1.444031097379663E+02 W = 3.112851722130833E+02 Tp= 2479348.022662718780 N = 8.642393811712017E-05 MA= 3.580390820974902E+02 TA= 3.180053214500755E+02 A = 5.068826999078647E+02 AD= 9.375746728299706E+02 PR= 4.165512563337885E+06 2457023.500000000 = A.D. 2015-Jan-01 00:00:00.0000 (CT) EC= 8.496876176298599E-01 QR= 7.619072690771850E+01 IN= 1.192850736744593E+01 OM= 1.444031047339288E+02 W = 3.112851778021884E+02 Tp= 2479348.023249136750 N = 8.642397095139678E-05 MA= 3.580706260512129E+02 TA= 3.185800561102342E+02 A = 5.068825715242873E+02 AD= 9.375744161408561E+02 PR= 4.165510980772420E+06 2457388.500000000 = A.D. 2016-Jan-01 00:00:00.0000 (CT) EC= 8.496875064531373E-01 QR= 7.619072643772219E+01 IN= 1.192850737019439E+01 OM= 1.444030999582095E+02 W = 3.112851850352026E+02 Tp= 2479348.025185723789 N = 8.642406763475421E-05 MA= 3.581021685101219E+02 TA= 3.191587752996769E+02 A = 5.068821934882509E+02 AD= 9.375736605387794E+02 PR= 4.165506320778994E+06 2457754.500000000 = A.D. 2017-Jan-01 00:00:00.0000 (CT) EC= 8.496873769353827E-01 QR= 7.619072423633014E+01 IN= 1.192850738607265E+01 OM= 1.444030940786387E+02 W = 3.112851974697550E+02 Tp= 2479348.029036330990 N = 8.642418308218710E-05 MA= 3.581337968931736E+02 TA= 3.197430737196430E+02 A = 5.068817420848052E+02 AD= 9.375727599332803E+02 PR= 4.165500756398814E+06 2458119.500000000 = A.D. 2018-Jan-01 00:00:00.0000 (CT) EC= 8.496873041446316E-01 QR= 7.619072068509361E+01 IN= 1.192850742184104E+01 OM= 1.444030866296401E+02 W = 3.112852138063129E+02 Tp= 2479348.033508541062 N = 8.642425190249654E-05 MA= 3.581653398725373E+02 TA= 3.203297536304498E+02 A = 5.068814729954991E+02 AD= 9.375722253059045E+02 PR= 4.165497439377901E+06 2458484.500000000 = A.D. 2019-Jan-01 00:00:00.0000 (CT) EC= 8.496873195486092E-01 QR= 7.619071747286631E+01 IN= 1.192850747903542E+01 OM= 1.444030783350648E+02 W = 3.112852291431448E+02 Tp= 2479348.036569865886 N = 8.642424408293359E-05 MA= 3.581968846230527E+02 TA= 3.209204020380902E+02 A = 5.068815035701876E+02 AD= 9.375722896675089E+02 PR= 4.165497816267161E+06 2458849.500000000 = A.D. 2020-Jan-01 00:00:00.0000 (CT) EC= 8.496873831920220E-01 QR= 7.619071626290801E+01 IN= 1.192850754832977E+01 OM= 1.444030706396077E+02 W = 3.112852386899602E+02 Tp= 2479348.037025244907 N = 8.642419125272752E-05 MA= 3.582284305157291E+02 TA= 3.215150124284659E+02 A = 5.068817101377484E+02 AD= 9.375727040125888E+02 PR= 4.165500362592499E+06 $$EOE ******************************************************************************* Coordinate system description: Ecliptic and Mean Equinox of Reference Epoch Reference epoch: J2000.0 xy-plane: plane of the Earth's orbit at the reference epoch x-axis : out along ascending node of instantaneous plane of the Earth's orbit and the Earth's mean equator at the reference epoch z-axis : perpendicular to the xy-plane in the directional (+ or -) sense of Earth's north pole at the reference epoch. Symbol meaning [1 AU=149597870.691 km, 1 day=86400.0 s]: JDCT Epoch Julian Date, Coordinate Time EC Eccentricity, e QR Periapsis distance, q (AU) IN Inclination w.r.t xy-plane, i (degrees) OM Longitude of Ascending Node, OMEGA, (degrees) W Argument of Perifocus, w (degrees) Tp Time of periapsis (Julian day number) N Mean motion, n (degrees/day) MA Mean anomaly, M (degrees) TA True anomaly, nu (degrees) A Semi-major axis, a (AU) AD Apoapsis distance (AU) PR Orbital period (day) Geometric states/elements have no aberration corrections applied. Computations by ... Solar System Dynamics Group, Horizons On-Line Ephemeris System 4800 Oak Grove Drive, Jet Propulsion Laboratory Pasadena, CA 91109 USA Information: http://ssd.jpl.nasa.gov/ Connect : telnet://ssd.jpl.nasa.gov:6775 (via browser) telnet ssd.jpl.nasa.gov 6775 (via command-line) Author : Jon.Giorgini@jpl.nasa.gov *******************************************************************************