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187392 (2005 UA492)
Classification: Main-belt Asteroid          SPK-ID: 2187392
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08530033564211471 5.5647e-08  
a 3.13825211868967 3.2734e-08 au
q 2.870558159635864 1.9472e-07 au
i 17.88674367024293 6.6282e-06 deg
node 85.1064336901231 1.6864e-05 deg
peri 212.4533952829039 4.4645e-05 deg
M 355.9534926769882 3.9146e-05 deg
tp 2459223.324853715675
(2021-Jan-08.82485372)
0.00022076 TDB
period 2030.627077063372
5.56
3.1771e-05
8.698e-08
d
yr
n .177285137220085 2.7738e-09 deg/d
Q 3.405946077743477 3.5526e-08 au
  Orbit Determination Parameters
   # obs. used (total)      343  
   data-arc span      6291 days (17.22 yr)  
   first obs. used      2003-05-27  
   last obs. used      2020-08-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55882  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:51:27  

Additional Information
 Earth MOID = 1.86622 au 
 Jupiter MOID = 1.75766 au 
 T_jup = 3.131 
[ 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 15.21   n/a E2021B55  
diameter diameter 6.704 km 0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

187392 (2005 UA492)          Discovered 2005-Oct-24 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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