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214920 (2007 UB18)
Classification: Main-belt Asteroid          SPK-ID: 2214920
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2075202126047722 6.7894e-08  
a 2.569217067248629 1.6794e-08 au
q 2.036052595225385 1.825e-07 au
i 2.672973288549601 5.998e-06 deg
node 167.2034413844587 7.6408e-05 deg
peri 216.5668173445715 7.734e-05 deg
M 35.64554828675788 1.1171e-05 deg
tp 2458851.563061321598
(2020-Jan-03.06306132)
4.6034e-05 TDB
period 1504.179357626641
4.12
1.4748e-05
4.038e-08
d
yr
n .2393331607528662 2.3467e-09 deg/d
Q 3.102381539271874 2.0279e-08 au
  Orbit Determination Parameters
   # obs. used (total)      500  
   data-arc span      7305 days (20.00 yr)  
   first obs. used      2000-01-05  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52172  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 01:02:57  

Additional Information
 Earth MOID = 1.04028 au 
 Jupiter MOID = 2.35286 au 
 T_jup = 3.399 
[ 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 16.4   n/a MPO450014  

214920 (2007 UB18)          Discovered 2007-Oct-16 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2007 UB18 = 2003 YV95 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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