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(2018 UH25)
Classification: Asteroid          SPK-ID: 3986821
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4736596536461201 8.9495e-06  
a 5.220190408296696 9.7128e-05 au
q 2.747596827536084 5.2208e-06 au
i 25.81168595550176 3.2007e-05 deg
node 59.86175896236603 3.7531e-05 deg
peri 340.433864353372 0.00043513 deg
M 42.98473323934691 0.0013253 deg
tp 2458480.336734626687
(2018-Dec-27.83673463)
0.0017453 TDB
period 4356.401946051432
11.93
0.12158
0.0003329
d
yr
n .08263700284274683 2.3063e-06 deg/d
Q 7.692783989057308 0.00014313 au
  Orbit Determination Parameters
   # obs. used (total)      32  
   data-arc span      466 days (1.28 yr)  
   first obs. used      2018-10-18  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .32065  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 14:21:25  

Additional Information
 Earth MOID = 1.77006 au 
 Jupiter MOID = 1.36341 au 
 T_jup = 2.585 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.693   .10958 2 autocmod 2.8

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