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86362 (1999 XS178)
Classification: Main-belt Asteroid          SPK-ID: 2086362
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09698415565426513 4.1872e-08  
a 2.244397508119989 9.8134e-09 au
q 2.026726510842435 9.4781e-08 au
i 6.374487066881152 3.817e-06 deg
node 83.35545102296341 4.098e-05 deg
peri 65.75087019468432 4.6366e-05 deg
M 352.5994895724394 2.0749e-05 deg
tp 2459025.746853953608
(2020-Jun-25.24685395)
7.081e-05 TDB
period 1228.140614389339
3.36
8.0549e-06
2.205e-08
d
yr
n .2931260441859099 1.9225e-09 deg/d
Q 2.462068505397543 1.0765e-08 au
  Orbit Determination Parameters
   # obs. used (total)      798  
   data-arc span      7361 days (20.15 yr)  
   first obs. used      1999-12-07  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54005  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:48:56  

Additional Information
 Earth MOID = 1.04815 au 
 Jupiter MOID = 2.5464 au 
 T_jup = 3.618 
[ 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 15.7   n/a MPO453295  
diameter diameter 4.217 km 0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

86362 (1999 XS178)          Discovered 1999-Dec-10 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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