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JPL Small-Body Database Browser
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390192 (2012 WD23)
Classification: Main-belt Asteroid          SPK-ID: 2390192
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07070317911990205 6.5519e-08  
a 3.171477149940998 7.4434e-08 au
q 2.947243632934043 2.4749e-07 au
i 9.981967295625587 9.9917e-06 deg
node 49.58143667706995 4.1489e-05 deg
peri 44.69738663913741 8.6415e-05 deg
M 24.53441695283712 7.8793e-05 deg
tp 2458459.906886776414
(2018-Dec-07.40688678)
0.00044972 TDB
period 2062.959998510911
5.65
7.2626e-05
1.988e-07
d
yr
n .1745065344261914 6.1435e-09 deg/d
Q 3.395710666947953 7.9697e-08 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      4487 days (12.28 yr)  
   first obs. used      2006-10-03  
   last obs. used      2019-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55219  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:55:27  

Additional Information
 Earth MOID = 1.97334 au 
 Jupiter MOID = 1.83419 au 
 T_jup = 3.175 
[ 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 MPO339269  

390192 (2012 WD23)          Discovered 2006-Oct-03 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-03-21

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