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186425 (2002 RX34)
Classification: Main-belt Asteroid          SPK-ID: 2186425
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1824013912564671 4.4414e-08  
a 2.262597601069961 1.0792e-08 au
q 1.849896650781256 9.9534e-08 au
i 2.348198459960343 5.2876e-06 deg
node 213.5308348270652 0.00011421 deg
peri 99.08402416022498 0.00011524 deg
M 212.5851031503849 1.3536e-05 deg
tp 2459905.535747908460
(2022-Nov-22.03574791)
4.6857e-05 TDB
period 1243.109571443043
3.40
8.8941e-06
2.435e-08
d
yr
n .2895963543922358 2.072e-09 deg/d
Q 2.675298551358667 1.2761e-08 au
  Orbit Determination Parameters
   # obs. used (total)      272  
   data-arc span      7748 days (21.21 yr)  
   first obs. used      1999-11-28  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60382  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:51:12  

Additional Information
 Earth MOID = .837006 au 
 Jupiter MOID = 2.59376 au 
 T_jup = 3.595 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457498.5 (2016-Apr-20.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1827853014750334 4.4359e-08  
q 1.848755746188668 9.9455e-08 au
tp 2457420.070543004219
(2016-Feb-01.57054300)
4.8836e-05 TDB
node 213.5578136519149 0.00011418 deg
peri 99.16188900171022 0.00011521 deg
i 2.348268448077272 5.2898e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      272  
   data-arc span      7748 days (21.21 yr)  
   first obs. used      1999-11-28  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60382  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:51:12  

Additional Information
 Jupiter MOID = 2.59376 au 
 T_jup = 3.595 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.967724845744726E-15 -4.39478533676417E-15 5.227954625999541E-13 -2.452540377075653E-14 1.586229207788507E-13 -1.981936805902323E-15
q -4.39478533676417E-15 9.891320147026581E-15 -1.311415149030953E-12 5.663221872452882E-14 -3.992782341800832E-13 4.500977098774029E-15
tp 5.227954625999541E-13 -1.311415149030953E-12 2.384943338346708E-9 -1.477276805594926E-11 7.663019920510798E-10 -1.758501571468025E-12
node -2.452540377075653E-14 5.663221872452882E-14 -1.477276805594926E-11 1.303797289221305E-8 -1.303076236327879E-8 -1.495866145532311E-10
peri 1.586229207788507E-13 -3.992782341800832E-13 7.663019920510798E-10 -1.303076236327879E-8 1.327327639150127E-8 1.489618865435996E-10
i -1.981936805902323E-15 4.500977098774029E-15 -1.758501571468025E-12 -1.495866145532311E-10 1.489618865435996E-10 2.79819324593059E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.68   n/a MPCxxxxx  
diameter diameter 1.790 km 0.288 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

186425 (2002 RX34)          Discovered 2002-Sep-04 by LONEOS at Anderson Mesa
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2002 RX34 = 1999 XP138 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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