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215655 (2003 UJ156)
Classification: Main-belt Asteroid          SPK-ID: 2215655
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08748719111793923 7.788e-08  
a 2.764277766255121 2.5504e-08 au
q 2.522438869015688 2.1211e-07 au
i 4.499043999877157 7.3528e-06 deg
node 165.306554114652 8.9839e-05 deg
peri 189.0120370876338 9.8607e-05 deg
M 244.047160310616 4.3717e-05 deg
tp 2459541.191865760148
(2021-Nov-22.69186576)
0.0002061 TDB
period 1678.691718073329
4.60
2.3232e-05
6.361e-08
d
yr
n .2144527170320349 2.9679e-09 deg/d
Q 3.006116663494552 2.7735e-08 au
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      9304 days (25.47 yr)  
   first obs. used      1994-11-06  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59343  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:20:44  

Additional Information
 Earth MOID = 1.51732 au 
 Jupiter MOID = 2.38417 au 
 T_jup = 3.330 
[ 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 16.4   n/a MPO338572  
diameter diameter 3.517 km 0.663 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.030   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215655 (2003 UJ156)          Discovered 2003-Oct-20 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2003 UJ156 = 2001 FH88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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