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382243 (2012 SV39)
Classification: Main-belt Asteroid          SPK-ID: 2382243
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08532927050121215 8.017e-08  
a 3.098390711902973 6.6089e-08 au
q 2.834007292728561 2.6341e-07 au
i 3.882528709949357 1.034e-05 deg
node 323.6970582600936 8.4543e-05 deg
peri 235.5239359560736 0.00010231 deg
M 308.0818307761456 6.3436e-05 deg
tp 2459287.789377898550
(2021-Mar-14.28937790)
0.00035574 TDB
period 1992.061307045446
5.45
6.3737e-05
1.745e-07
d
yr
n .1807173296960118 5.7821e-09 deg/d
Q 3.362774131077385 7.1729e-08 au
  Orbit Determination Parameters
   # obs. used (total)      198  
   data-arc span      6733 days (18.43 yr)  
   first obs. used      2001-08-27  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52848  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:33:33  

Additional Information
 Earth MOID = 1.83418 au 
 Jupiter MOID = 1.6222 au 
 T_jup = 3.214 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO427902  
diameter diameter 2.693 km 0.651 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.20 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 [Result based on fragmentary lightcurve(s), may be completely wrong.]
geometric albedo albedo 0.067   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

382243 (2012 SV39)          Discovered 2007-Oct-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-12-19

[ show close-approach data ]
Alternate Designations
 2012 SV39 = 2010 MT110 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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