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90828 (1995 UH2)
Classification: Main-belt Asteroid          SPK-ID: 2090828
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02969106199352898 4.5294e-08  
a 2.706464589927685 1.6474e-08 au
q 2.626106782004852 1.2102e-07 au
i 1.270527563105967 4.5186e-06 deg
node 230.5196772639126 0.00023728 deg
peri 353.9756563508494 0.00025404 deg
M 333.9261904726 9.0275e-05 deg
tp 2459118.288784118153
(2020-Sep-25.78878412)
0.00040764 TDB
period 1626.30482661056
4.45
1.4849e-05
4.065e-08
d
yr
n .2213607154756399 2.0211e-09 deg/d
Q 2.786822397850519 1.6963e-08 au
  Orbit Determination Parameters
   # obs. used (total)      672  
   data-arc span      10395 days (28.46 yr)  
   first obs. used      1991-11-12  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50929  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:35:09  

Additional Information
 Earth MOID = 1.61618 au 
 Jupiter MOID = 2.18065 au 
 T_jup = 3.364 
[ 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 MPO426564  

90828 (1995 UH2)          Discovered 1995-Oct-23 by Klet at Klet
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1995 UH2 = 2000 WJ128 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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