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90834 (1995 UR46)
Classification: Main-belt Asteroid          SPK-ID: 2090834
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1216632063988504 4.3993e-08  
a 2.784226342841543 1.6111e-08 au
q 2.445488438631297 1.2384e-07 au
i 17.26808344651738 5.2692e-06 deg
node 203.0760861473008 1.2562e-05 deg
peri 201.7491251573101 2.0959e-05 deg
M 171.7430000910529 1.8541e-05 deg
tp 2458586.972179375669
(2019-Apr-13.47217938)
8.4505e-05 TDB
period 1696.896032270613
4.65
1.4728e-05
4.032e-08
d
yr
n .2121520665696205 1.8414e-09 deg/d
Q 3.12296424705179 1.8071e-08 au
  Orbit Determination Parameters
   # obs. used (total)      894  
   data-arc span      9371 days (25.66 yr)  
   first obs. used      1995-10-15  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50482  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:16:45  

Additional Information
 Earth MOID = 1.45879 au 
 Jupiter MOID = 2.32965 au 
 T_jup = 3.256 
[ 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 15.04   n/a MPO637235  
diameter diameter 4.165 km 0.287 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.122   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90834 (1995 UR46)          Discovered 1995-Oct-20 by Elst, E. W. at Caussols
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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