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(2010 RF31)
Classification: Apollo [NEO]          SPK-ID: 3545631
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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.


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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455445.5 (2010-Sep-06.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .278123096844421 0.00052623  
q .9910741283204211 1.2235e-05 au
tp 2455488.268796626264
(2010-Oct-18.76879663)		 0.013948 TDB
node 332.6172852389225 0.0014639 deg
peri 57.10086373857393 0.0095614 deg
i 5.966396952714109 0.009936 deg
   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
 Jupiter MOID = 3.70248 au 
 T_jup = 4.773 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.769147856756368E-7 2.910345797209663E-9 -7.169664847914763E-6 6.188460530945986E-7 -4.44503615639493E-6 5.221709182358423E-6
q 2.910345797209663E-9 1.496936457532864E-10 -1.07900780218286E-7 1.582615229251998E-8 -9.555315075974354E-8 6.030859707140471E-8
tp -7.169664847914763E-6 -1.07900780218286E-7 .0001945501750781987 -1.856464264718578E-5 .0001284521522929225 -.0001366696471870157
node 6.188460530945986E-7 1.582615229251998E-8 -1.856464264718578E-5 2.143092488210581E-6 -1.378069865945609E-5 1.211136961803297E-5
peri -4.44503615639493E-6 -9.555315075974354E-8 .0001284521522929225 -1.378069865945609E-5 9.141973214373613E-5 -8.605121722419517E-5
i 5.221709182358423E-6 6.030859707140471E-8 -.0001366696471870157 1.211136961803297E-5 -8.605121722419517E-5 9.872383595171879E-5

[ 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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