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(2010 RF31)
Classification: Apollo [NEO]          SPK-ID: 3545631
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2777278060905661 0.00044709  
a 1.372429946399575 0.00082678 au
q .9912679883730274 1.9609e-05 au
i 5.946545763325251 0.010759 deg
node 332.3394071041675 0.052025 deg
peri 57.51604004632979 0.061041 deg
M 354.5133520676796 2.295 deg
tp 2459009.450314541577
(2020-Jun-08.95031454)
3.7519 TDB
period 587.2644417344642
1.61
0.53067
0.001453
d
yr
n .6130117446524654 0.00055394 deg/d
Q 1.753591904426122 0.0010564 au
  Orbit Determination Parameters
   # obs. used (total)      28  
   data-arc span      6 days  
   first obs. used      2010-09-05  
   last obs. used      2010-09-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .30461  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:56:49  

Additional Information
 Earth MOID = .0487421 au 
 Jupiter MOID = 3.70248 au 
 T_jup = 4.773 
[ 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 MPO187179  

[ 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
2002-Aug-25 00:25 6_03:39 Earth 0.284432600849291 0.120984935508706 0.448445031377149 13.3910046803256 13.3903051103424 2452511.517142714 8858.72615447506 8188993.00262743 109.215020945754 -3.67061602930081 18161.1464193257 T 8 CATAB v2.0e-lin.ifort 2017-Nov-28 20:28:26 2018-Dec-11 15:31
2010-Sep-14 13:05 00:04 Earth 0.0493028350642038 0.0490472563088128 0.0495584057613402 5.95345090979018 5.94436636512852 2455454.045441170 4.18152971266843 12705.6010783818 97.5599575658777 0.108031076777133 325.748118537466 T 8 CATAB v2.0e-lin.ifort 2017-Nov-28 20:28:26 2018-Dec-11 15:31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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