|  | 
|  | 1 | +API VERSION: 1.1 | 
|  | 2 | +API SOURCE: NASA/JPL Horizons API | 
|  | 3 | + | 
|  | 4 | +******************************************************************************* | 
|  | 5 | +JPL/HORIZONS                  1 Ceres (A801 AA)            2022-Jun-10 08:56:42 | 
|  | 6 | +Rec #:       1 (+COV) Soln.date: 2021-Apr-13_11:04:44   # obs: 1075 (1995-2021) | 
|  | 7 | +  | 
|  | 8 | +IAU76/J2000 helio. ecliptic osc. elements (au, days, deg., period=Julian yrs): | 
|  | 9 | +  | 
|  | 10 | +  EPOCH=  2458849.5 ! 2020-Jan-01.00 (TDB)         Residual RMS= .24563 | 
|  | 11 | +   EC= .07687465013145245  QR= 2.556401146697176   TP= 2458240.1791309435 | 
|  | 12 | +   OM= 80.3011901917491    W=  73.80896808746482   IN= 10.59127767086216 | 
|  | 13 | +   A= 2.769289292143484    MA= 130.3159688200986   ADIST= 2.982177437589792 | 
|  | 14 | +   PER= 4.60851            N= .213870839           ANGMOM= .028541613 | 
|  | 15 | +   DAN= 2.69515            DDN= 2.81323            L= 153.8445988 | 
|  | 16 | +   B= 10.1666388           MOID= 1.59231997        TP= 2018-May-01.6791309435 | 
|  | 17 | +  | 
|  | 18 | +Asteroid physical parameters (km, seconds, rotational period in hours): | 
|  | 19 | +   GM= 62.6284             RAD= 469.7              ROTPER= 9.07417 | 
|  | 20 | +   H= 3.33                 G= .120                 B-V= .713 | 
|  | 21 | +                           ALBEDO= .090            STYP= C | 
|  | 22 | +  | 
|  | 23 | +ASTEROID comments:  | 
|  | 24 | +1: soln ref.= JPL#48, OCC=0           radar(60 delay, 0 Dop.) | 
|  | 25 | +2: source=ORB | 
|  | 26 | +******************************************************************************* | 
|  | 27 | + | 
|  | 28 | + | 
|  | 29 | +******************************************************************************* | 
|  | 30 | +Ephemeris / API_USER Fri Jun 10 08:56:43 2022 Pasadena, USA      / Horizons | 
|  | 31 | +******************************************************************************* | 
|  | 32 | +Target body name: 1 Ceres (A801 AA)               {source: JPL#48} | 
|  | 33 | +Center body name: Sun (10)                        {source: DE441} | 
|  | 34 | +Center-site name: BODY CENTER | 
|  | 35 | +******************************************************************************* | 
|  | 36 | +Start time      : A.D. 2022-Jun-10 00:00:00.0000 TDB | 
|  | 37 | +Stop  time      : A.D. 2022-Jul-10 00:00:00.0000 TDB | 
|  | 38 | +Step-size       : 14400 minutes | 
|  | 39 | +******************************************************************************* | 
|  | 40 | +Center geodetic : 0.00000000,0.00000000,0.0000000 {E-lon(deg),Lat(deg),Alt(km)} | 
|  | 41 | +Center cylindric: 0.00000000,0.00000000,0.0000000 {E-lon(deg),Dxy(km),Dz(km)} | 
|  | 42 | +Center radii    : 696000.0 x 696000.0 x 696000.0 k{Equator, meridian, pole}     | 
|  | 43 | +Keplerian GM    : 2.9591220828411951E-04 au^3/d^2 | 
|  | 44 | +Small perturbers: Yes                             {source: SB441-N16} | 
|  | 45 | +Output units    : AU-D, deg, Julian Day Number (Tp) | 
|  | 46 | +Output type     : GEOMETRIC osculating elements | 
|  | 47 | +Output format   : 10 | 
|  | 48 | +Reference frame : Ecliptic of J2000.0 | 
|  | 49 | +******************************************************************************* | 
|  | 50 | +Initial IAU76/J2000 heliocentric ecliptic osculating elements (au, days, deg.): | 
|  | 51 | +  EPOCH=  2458849.5 ! 2020-Jan-01.00 (TDB)         Residual RMS= .24563         | 
|  | 52 | +   EC= .07687465013145245  QR= 2.556401146697176   TP= 2458240.1791309435       | 
|  | 53 | +   OM= 80.3011901917491    W=  73.80896808746482   IN= 10.59127767086216        | 
|  | 54 | +  Equivalent ICRF heliocentric cartesian coordinates (au, au/d): | 
|  | 55 | +   X= 1.007608869613381E+00  Y=-2.390064275223502E+00  Z=-1.332124522752402E+00 | 
|  | 56 | +  VX= 9.201724467227128E-03 VY= 3.370381135398406E-03 VZ=-2.850337057661093E-04 | 
|  | 57 | +Asteroid physical parameters (km, seconds, rotational period in hours):         | 
|  | 58 | +   GM= 62.6284             RAD= 469.7              ROTPER= 9.07417              | 
|  | 59 | +   H= 3.33                 G= .120                 B-V= .713                    | 
|  | 60 | +                           ALBEDO= .090            STYP= C                      | 
|  | 61 | +******************************************************************************* | 
|  | 62 | +            JDTDB,            Calendar Date (TDB),                     EC,                     QR,                     IN,                     OM,                      W,                     Tp,                      N,                     MA,                     TA,                      A,                     AD,                     PR, | 
|  | 63 | +************************************************************************************************************************************************************************************************************************************************************************************************************************************************** | 
|  | 64 | +$$SOE | 
|  | 65 | +2459740.500000000, A.D. 2022-Jun-10 00:00:00.0000,  7.857509431507990E-02,  2.549012173144731E+00,  1.058712597794349E+01,  8.026775296710701E+01,  7.356968535036279E+01,  2.459920525171203E+06,  2.142082187859277E-01,  3.214371287399738E+02,  3.153704983697174E+02,  2.766380805878023E+00,  2.983749438611315E+00,  1.680607784520964E+03, | 
|  | 66 | +2459750.500000000, A.D. 2022-Jun-20 00:00:00.0000,  7.858376292112841E-02,  2.549023692352033E+00,  1.058706771204556E+01,  8.026756872640345E+01,  7.356246662775156E+01,  2.459920495273060E+06,  2.142037439326482E-01,  3.235863760597782E+02,  3.177937805117618E+02,  2.766419333387372E+00,  2.983814974422712E+00,  1.680642893493002E+03, | 
|  | 67 | +2459760.500000000, A.D. 2022-Jun-30 00:00:00.0000,  7.859345715357316E-02,  2.549034456775973E+00,  1.058700882991960E+01,  8.026736396328340E+01,  7.355524826865661E+01,  2.459920465228080E+06,  2.141990066488527E-01,  3.257356070468648E+02,  3.202273031907437E+02,  2.766460121827925E+00,  2.983885786879876E+00,  1.680680063050742E+03, | 
|  | 68 | +2459770.500000000, A.D. 2022-Jul-10 00:00:00.0000,  7.860414361068520E-02,  2.549043873533912E+00,  1.058695038677373E+01,  8.026714122872585E+01,  7.354835812167732E+01,  2.459920436348567E+06,  2.141940933158067E-01,  3.278845197635605E+02,  3.226703112488304E+02,  2.766502427656752E+00,  2.983960981779593E+00,  1.680718615658639E+03, | 
|  | 69 | +$$EOE | 
|  | 70 | +************************************************************************************************************************************************************************************************************************************************************************************************************************************************** | 
|  | 71 | +  | 
|  | 72 | +TIME | 
|  | 73 | + | 
|  | 74 | +  Barycentric Dynamical Time ("TDB" or T_eph) output was requested. This | 
|  | 75 | +continuous relativistic coordinate time is equivalent to the relativistic | 
|  | 76 | +proper time of a clock at rest in a reference frame comoving with the | 
|  | 77 | +solar system barycenter but outside the system's gravity well. It is the | 
|  | 78 | +independent variable in the solar system relativistic equations of motion. | 
|  | 79 | + | 
|  | 80 | +  TDB runs at a uniform rate of one SI second per second and is independent | 
|  | 81 | +of irregularities in Earth's rotation. | 
|  | 82 | + | 
|  | 83 | +  Calendar dates prior to 1582-Oct-15 are in the Julian calendar system. | 
|  | 84 | +Later calendar dates are in the Gregorian system. | 
|  | 85 | + | 
|  | 86 | +REFERENCE FRAME AND COORDINATES | 
|  | 87 | + | 
|  | 88 | +  Ecliptic at the standard reference epoch | 
|  | 89 | + | 
|  | 90 | +    Reference epoch: J2000.0 | 
|  | 91 | +    X-Y plane: adopted Earth orbital plane at the reference epoch | 
|  | 92 | +               Note: IAU76 obliquity of 84381.448 arcseconds wrt ICRF X-Y plane | 
|  | 93 | +    X-axis   : ICRF | 
|  | 94 | +    Z-axis   : perpendicular to the X-Y plane in the directional (+ or -) sense | 
|  | 95 | +               of Earth's north pole at the reference epoch. | 
|  | 96 | + | 
|  | 97 | +  Symbol meaning [1 au= 149597870.700 km, 1 day= 86400.0 s]: | 
|  | 98 | + | 
|  | 99 | +    JDTDB    Julian Day Number, Barycentric Dynamical Time | 
|  | 100 | +      EC     Eccentricity, e | 
|  | 101 | +      QR     Periapsis distance, q (au) | 
|  | 102 | +      IN     Inclination w.r.t X-Y plane, i (degrees) | 
|  | 103 | +      OM     Longitude of Ascending Node, OMEGA, (degrees) | 
|  | 104 | +      W      Argument of Perifocus, w (degrees) | 
|  | 105 | +      Tp     Time of periapsis (Julian Day Number) | 
|  | 106 | +      N      Mean motion, n (degrees/day) | 
|  | 107 | +      MA     Mean anomaly, M (degrees) | 
|  | 108 | +      TA     True anomaly, nu (degrees) | 
|  | 109 | +      A      Semi-major axis, a (au) | 
|  | 110 | +      AD     Apoapsis distance (au) | 
|  | 111 | +      PR     Sidereal orbit period (day) | 
|  | 112 | + | 
|  | 113 | +ABERRATIONS AND CORRECTIONS | 
|  | 114 | + | 
|  | 115 | + Geometric osculating elements have NO corrections or aberrations applied. | 
|  | 116 | + | 
|  | 117 | +Computations by ... | 
|  | 118 | + | 
|  | 119 | +    Solar System Dynamics Group, Horizons On-Line Ephemeris System | 
|  | 120 | +    4800 Oak Grove Drive, Jet Propulsion Laboratory | 
|  | 121 | +    Pasadena, CA  91109   USA | 
|  | 122 | + | 
|  | 123 | +    General site: https://ssd.jpl.nasa.gov/ | 
|  | 124 | +    Mailing list: https://ssd.jpl.nasa.gov/email_list.html | 
|  | 125 | +    System news : https://ssd.jpl.nasa.gov/horizons/news.html | 
|  | 126 | +    User Guide  : https://ssd.jpl.nasa.gov/horizons/manual.html | 
|  | 127 | +    Connect     : browser        https://ssd.jpl.nasa.gov/horizons/app.html#/x | 
|  | 128 | +                  API            https://ssd-api.jpl.nasa.gov/doc/horizons.html | 
|  | 129 | +                  command-line   telnet ssd.jpl.nasa.gov 6775 | 
|  | 130 | +                  e-mail/batch   https://ssd.jpl.nasa.gov/ftp/ssd/hrzn_batch.txt | 
|  | 131 | +                  scripts        https://ssd.jpl.nasa.gov/ftp/ssd/SCRIPTS | 
|  | 132 | + | 
|  | 133 | +******************************************************************************* | 
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