====================================================== Barycentric Osculating Orbital Elements for 2007 TG422 ====================================================== 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=2007TG422 Ephemeris Type: ELEMENTS Target Body: Asteroid (2007 TG422) Center: Solar System Barycenter (SSB) Time Span: 2008-05-14 to 2020-05-14, 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=2007TG422 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 2008-05-14 through 2020-05-14 with a step size of 1 year. Click "Use Specified Times". 5. Click "Generate Ephemeris". For the Epoch 2008-May-14 you have barycentric values of: A = 5.01E+02 ==> Semi-major axis 501 AU AD= 9.67E+02 ==> Apoapsis distance 967 AU PR= 4.09E+06 ==> Orbital period 4.09E+06/365.25 = ~11,200 years (Orbital arc: 2007/09/05 through 2009/09/28 with 32 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 Output generated by Wikipedia user kheider (Kevin Heider) on 2011-Jan-30. ******************************************************************************* JPL/HORIZONS (2007 TG422) 2011-Jan-30 21:27:41 Rec #:562441 Soln.date: - # obs: 32 (2007-2009) FK5/J2000.0 helio. ecliptic osc. elements (AU, DAYS, DEG, period=Julian yrs): EPOCH= 2455600.5 ! 2011-Feb-08.00 (CT) RMSW= n.a. EC= .9366668 QR= 35.5606939 TP= 2453658.1403888 OM= 112.88827 W= 285.67244 IN= 18.59687 A= 561.4858230999999 MA= .14389 ADIST= 1087.4109523 PER= 13305.04645 N= 7.407899999999999E-5ANGMOM= .142755881 DAN= 54.9622 DDN= 92.19794 L= 39.3783448 B= -17.8816071 TP= 2005-Oct-14.6403888 Physical parameters (KM, SEC, rotational period in hours): GM= n.a. RAD= n.a. ROTPER= n.a. H= 6.1 G= .150 B-V= n.a. ALBEDO= n.a. STYP= n.a. ASTEROID comments: 1: soln ref.= MP167690, OCC=1 M-v 38h 2: source=MPC:mpu; ref=MPO167690; MPC Scattered disk ******************************************************************************* ******************************************************************************* Ephemeris / WWW_USER Sun Jan 30 21:27:42 2011 Pasadena, USA / Horizons ******************************************************************************* Target body name: (2007 TG422) {source: DASTCOM3} Center body name: Solar System Barycenter (0) {source: DE405} Center-site name: BODY CENTER ******************************************************************************* Start time : A.D. 2008-May-14 00:00:00.0000 CT Stop time : A.D. 2020-May-14 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= 2455600.5 ! 2011-Feb-08.00 (CT) RMSW= n.a. EC= .9366668 QR= 35.5606939 TP= 2453658.1403888 OM= 112.88827 W= 285.67244 IN= 18.59687 Asteroid physical parameters (KM, SEC, rotational period in hours): GM= n.a. RAD= n.a. ROTPER= n.a. H= 6.1 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 2454600.500000000 = A.D. 2008-May-14 00:00:00.0000 (CT) EC= 9.290737066030733E-01 QR= 3.556285351188550E+01 IN= 1.859563008858046E+01 OM= 1.129076387981304E+02 W = 2.856977204327201E+02 Tp= 2453661.557818603236 N = 8.784382750347596E-05 MA= 8.248027501836981E-02 TA= 6.053889493885960E+00 A = 5.014057806864915E+02 AD= 9.672487078610974E+02 PR= 4.098182083263106E+06 2454965.500000000 = A.D. 2009-May-14 00:00:00.0000 (CT) EC= 9.290743703561140E-01 QR= 3.556284640675717E+01 IN= 1.859563310182549E+01 OM= 1.129076164522080E+02 W = 2.856975556749068E+02 Tp= 2453661.529326605611 N = 8.784262072171353E-05 MA= 1.145442012952157E-01 TA= 8.393512736625299E+00 A = 5.014103728837741E+02 AD= 9.672578993607910E+02 PR= 4.098238384081051E+06 2455330.500000000 = A.D. 2010-May-14 00:00:00.0000 (CT) EC= 9.290729972429792E-01 QR= 3.556283693025013E+01 IN= 1.859563855514507E+01 OM= 1.129075804550229E+02 W = 2.856973955328710E+02 Tp= 2453661.498898830730 N = 8.784520678310672E-05 MA= 1.466137468534306E-01 TA= 1.071972546640260E+01 A = 5.014005322074515E+02 AD= 9.672382274846530E+02 PR= 4.098117736678043E+06 2455695.500000000 = A.D. 2011-May-14 00:00:00.0000 (CT) EC= 9.290698062572313E-01 QR= 3.556283079873569E+01 IN= 1.859565079169283E+01 OM= 1.129075073219092E+02 W = 2.856973533779214E+02 Tp= 2453661.480246504769 N = 8.785115776629922E-05 MA= 1.786909902640713E-01 TA= 1.302892173544255E+01 A = 5.013778889101303E+02 AD= 9.671929470215249E+02 PR= 4.097840132712518E+06 2456061.500000000 = A.D. 2012-May-14 00:00:00.0000 (CT) EC= 9.290671153860145E-01 QR= 3.556283358230645E+01 IN= 1.859566948569701E+01 OM= 1.129074053703092E+02 W = 2.856974752415952E+02 Tp= 2453661.482516305521 N = 8.785614669875492E-05 MA= 2.108562881270213E-01 TA= 1.532394384026846E+01 A = 5.013589081543506E+02 AD= 9.671549827263947E+02 PR= 4.097607435873372E+06 2456426.500000000 = A.D. 2013-May-14 00:00:00.0000 (CT) EC= 9.290670287581114E-01 QR= 3.556284160842003E+01 IN= 1.859568736466132E+01 OM= 1.129073159756085E+02 W = 2.856976527335501E+02 Tp= 2453661.496552240103 N = 8.785627790016336E-05 MA= 2.429229113012671E-01 TA= 1.758916883087843E+01 A = 5.013584090133077E+02 AD= 9.671539764181954E+02 PR= 4.097601316653668E+06 2456791.500000000 = A.D. 2014-May-14 00:00:00.0000 (CT) EC= 9.290686843128467E-01 QR= 3.556284481625403E+01 IN= 1.859569961797866E+01 OM= 1.129072596840281E+02 W = 2.856977483648195E+02 Tp= 2453661.504262979608 N = 8.785319022170974E-05 MA= 2.749801108775768E-01 TA= 1.982809271499111E+01 A = 5.013701560690906E+02 AD= 9.671774673219272E+02 PR= 4.097745330493861E+06 2457156.500000000 = A.D. 2015-May-14 00:00:00.0000 (CT) EC= 9.290698561927174E-01 QR= 3.556283965666444E+01 IN= 1.859570929110709E+01 OM= 1.129072188847481E+02 W = 2.856977476219650E+02 Tp= 2453661.499420232140 N = 8.785103217164613E-05 MA= 3.070394083730970E-01 TA= 2.203806303770795E+01 A = 5.013783667672896E+02 AD= 9.671938938779148E+02 PR= 4.097845991116195E+06 2457522.500000000 = A.D. 2016-May-14 00:00:00.0000 (CT) EC= 9.290695174856951E-01 QR= 3.556283177981197E+01 IN= 1.859572168202846E+01 OM= 1.129071707083306E+02 W = 2.856977263623250E+02 Tp= 2453661.489115417004 N = 8.785169062192049E-05 MA= 3.391963337202401E-01 TA= 2.422251690388097E+01 A = 5.013758615365368E+02 AD= 9.671888912932617E+02 PR= 4.097815277674052E+06 2457887.500000000 = A.D. 2017-May-14 00:00:00.0000 (CT) EC= 9.290681336023128E-01 QR= 3.556282925912365E+01 IN= 1.859573859740867E+01 OM= 1.129071097543398E+02 W = 2.856977548839692E+02 Tp= 2453661.483218871988 N = 8.785427100995257E-05 MA= 3.712736235818387E-01 TA= 2.636727738559064E+01 A = 5.013660441378603E+02 AD= 9.671692590165969E+02 PR= 4.097694919797552E+06 2458252.500000000 = A.D. 2018-May-14 00:00:00.0000 (CT) EC= 9.290668066539204E-01 QR= 3.556283626039593E+01 IN= 1.859575798133926E+01 OM= 1.129070448450286E+02 W = 2.856978537658122E+02 Tp= 2453661.487000959460 N = 8.785671035990560E-05 MA= 4.033512993152522E-01 TA= 2.847642338271461E+01 A = 5.013567637775193E+02 AD= 9.671506912946429E+02 PR= 4.097581146906794E+06 2458617.500000000 = A.D. 2019-May-14 00:00:00.0000 (CT) EC= 9.290665192441512E-01 QR= 3.556285076705930E+01 IN= 1.859577581881467E+01 OM= 1.129069892452635E+02 W = 2.856979963200917E+02 Tp= 2453661.499599763658 N = 8.785719057452236E-05 MA= 4.354202716510024E-01 TA= 3.054832867434608E+01 A = 5.013549368804535E+02 AD= 9.671470229938478E+02 PR= 4.097558750124615E+06 2458983.500000000 = A.D. 2020-May-14 00:00:00.0000 (CT) EC= 9.290676590743521E-01 QR= 3.556286536514937E+01 IN= 1.859578888475253E+01 OM= 1.129069512909173E+02 W = 2.856981294785741E+02 Tp= 2453661.515235989355 N = 8.785501882202699E-05 MA= 4.675630716126860E-01 TA= 3.258717393882992E+01 A = 5.013631990861040E+02 AD= 9.671635328070587E+02 PR= 4.097660040677618E+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 *******************************************************************************