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385075 (2012 UJ86)
Classification: Main-belt Asteroid          SPK-ID: 2385075
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 .1302344243920138 5.1278e-08  
a 2.629087822302372 1.7404e-08 au
q 2.286690083088769 1.3303e-07 au
i 3.195487083262707 6.0229e-06 deg
node 232.8594114950031 8.5181e-05 deg
peri 18.89812431095596 8.8343e-05 deg
M 160.2433419498242 2.1493e-05 deg
tp 2458703.419691168216
(2019-Aug-07.91969117)
9.3245e-05 TDB
period 1557.06257834768
4.26
1.5461e-05
4.233e-08
d
yr
n .2312045803464264 2.2958e-09 deg/d
Q 2.971485561515974 1.967e-08 au
  Orbit Determination Parameters
   # obs. used (total)      245  
   data-arc span      9154 days (25.06 yr)  
   first obs. used      1995-11-14  
   last obs. used      2020-12-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55489  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:03:59  

Additional Information
 Earth MOID = 1.27285 au 
 Jupiter MOID = 2.05888 au 
 T_jup = 3.386 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.07   n/a MPCxxxxx  
diameter diameter 2.379 km 0.151 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

385075 (2012 UJ86)          Discovered 1999-Nov-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21

Alternate Designations
 2012 UJ86 = 1999 VT40 = 2000 YO27 = 2010 GX32 = 2010 KA67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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