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146658 (2001 UJ114)
Classification: Main-belt Asteroid          SPK-ID: 2146658
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1212760012168522 5.7331e-08  
a 2.783580362262027 2.0771e-08 au
q 2.445998866861132 1.6185e-07 au
i 5.535653442216939 6.5356e-06 deg
node 198.8263260933271 5.4932e-05 deg
peri 167.2764089570287 6.0119e-05 deg
M 302.4727812040368 2.3333e-05 deg
tp 2458871.565939508311
(2020-Jan-23.06593951)
0.0001102 TDB
period 1696.3055100769
4.64
1.8986e-05
5.198e-08
d
yr
n .2122259214872679 2.3754e-09 deg/d
Q 3.121161857662922 2.329e-08 au
  Orbit Determination Parameters
   # obs. used (total)      328  
   data-arc span      7885 days (21.59 yr)  
   first obs. used      1998-01-18  
   last obs. used      2019-08-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56249  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:33:38  

Additional Information
 Earth MOID = 1.44408 au 
 Jupiter MOID = 2.34345 au 
 T_jup = 3.315 
[ 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 16.0   n/a MPO449800  
diameter diameter 4.274 km 0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146658 (2001 UJ114)          Discovered 2001-Oct-22 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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