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JPL Small-Body Database Browser
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(2007 RJ1)
Classification: Apollo [NEO]          SPK-ID: 3383670
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .385301939822009 0.00028817  
a 1.448317589934518 0.00056021 au
q .8902780130544116 7.3008e-05 au
i 8.173110431569592 0.0061499 deg
node 172.7014454785604 0.0016502 deg
peri 235.4971319847337 0.0041687 deg
M 78.66541206225065 1.7604 deg
tp 2458861.384520855933
(2020-Jan-12.88452086)
3.0325 TDB
period 636.6403121645473
1.74
0.36938
0.001011
d
yr
n .5654684334644422 0.00032808 deg/d
Q 2.006357166814625 0.00077606 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      13 days  
   first obs. used      2007-09-03  
   last obs. used      2007-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .46187  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:06:10  

Additional Information
 Earth MOID = .00376218 au 
 Jupiter MOID = 3.4082 au 
 T_jup = 4.557 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.2   n/a MPO124524  

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1933-Aug-31 06:24 3_02:11 Earth 0.196156885109319 0.16150879423188 0.230804719464651 15.0140189282305 15.0131141858658 2427315.766991993 4451.24917581009 1727717.5952668 9.57477314189977 -0.389656439688113 17741.1172827533 T 17 CATAB v2.0e-lin.ifort 2017-Nov-28 08:04:12 2018-Dec-11 15:03
1992-Jan-26 17:07 7_13:38 Earth 0.444974243924703 0.217639059337006 0.683293243983315 21.5875879451301 21.5873105644853 2448648.213152184 10897.626802186 12125339.5918249 32.54641502366 14.2307129177076 456557.110774651 T 17 CATAB v2.0e-lin.ifort 2017-Nov-28 08:04:12 2018-Dec-11 15:03
2000-Aug-23 13:24 4_05:01 Earth 0.334878871068446 0.228869843669549 0.441035427991393 18.9733488023133 18.9729294438439 2451780.058223213 6061.40007781383 5301520.40336222 3.30057216207628 -3.61492643076758 970469.903315385 T 17 CATAB v2.0e-lin.ifort 2017-Nov-28 08:04:12 2018-Dec-11 15:03
2004-Sep-27 04:10 1_05:18 Mars 0.0213864037146319 0.0211233697278898 0.0426075113815344 9.56631861242994 9.56491916898552 2453275.673570606 1758.37804385036 1678865.45854623 62.5817591393297 -81.0261952028402 50989.6817542021 T 17 CATAB v2.0e-lin.ifort 2017-Nov-28 08:04:12 2018-Dec-11 15:03
2007-Sep-16 14:10 < 00:01 Earth 0.00651990584673874 0.00650444047225808 0.00653537060375469 9.82079926856641 9.7790981956607 2454360.090156022 0.0483166968545317 764.634293448648 1.92196731564629 -0.17110141273953 807.158361505459 T 17 CATAB v2.0e-lin.ifort 2017-Nov-28 08:04:12 2018-Dec-11 15:03
2007-Sep-16 16:42 < 00:01 Moon 0.00906179301357238 0.00904638198828751 0.00907720423926231 10.6489640486748 10.6486244201193 2454360.196061428 0.355335140401936 771.423109206895 2.00847602076669 -5.05022061721075 55429.2370764726 T 17 CATAB v2.0e-lin.ifort 2017-Nov-28 08:04:12 2018-Dec-11 15:03
2008-Feb-05 23:17 08:13 Earth 0.43272273405097 0.431699368500697 0.433748449788848 6.39997039457829 6.39900821235952 2454502.470056114 492.77561454729 71690.2106427659 336.186736349523 44.5781251668015 91445.5966994492 T 17 CATAB v2.0e-lin.ifort 2017-Nov-28 08:04:12 2018-Dec-11 15:03
2014-Sep-04 01:18 5_17:21 Earth 0.15365669420726 0.0579209848315893 0.249577700667123 13.8240287917624 13.8227743631638 2456904.554457095 8241.29276750831 4785977.38246046 2.39482485561761 -2.559926293004 422641.674828816 T 17 CATAB v2.0e-lin.ifort 2017-Nov-28 08:04:12 2018-Dec-11 15:03
2021-Aug-24 17:09 7_02:37 Earth 0.324438347953036 0.151879755147785 0.497438160499511 18.6615312068601 18.6610911203859 2459451.214823297 10237.3480764349 8636439.8153849 2.1049104479757 -3.37430018818767 1360401.24341639 T 17 CATAB v2.0e-lin.ifort 2017-Nov-28 08:04:12 2018-Dec-11 15:03
2029-Mar-13 09:46 2_02:09 Mars 0.0501077735827149 0.0132523597592997 0.222224600033712 8.88062415569544 8.87998076715337 2462208.906993317 3009.19651407202 8652079.5465075 52.5989093795059 -15.3396217683544 38760.6455646908 T 17 CATAB v2.0e-lin.ifort 2017-Nov-28 08:04:12 2018-Dec-11 15:03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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