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JPL Small-Body Database Browser
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442144 (2010 VA31)
Classification: Main-belt Asteroid          SPK-ID: 2442144
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1431959506491966 1.643e-07  
a 3.160443457113835 6.0885e-08 au
q 2.707880751799386 5.4988e-07 au
i 9.131440390674429 1.0344e-05 deg
node 206.8454423873058 4.2217e-05 deg
peri 179.415404508369 4.9871e-05 deg
M 199.6557786141782 3.5509e-05 deg
tp 2459514.552785520822
(2021-Oct-27.05278552)
0.00022155 TDB
period 2052.203689933489
5.62
5.9303e-05
1.624e-07
d
yr
n .1754211834653057 5.0692e-09 deg/d
Q 3.613006162428284 6.9604e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      9385 days (25.69 yr)  
   first obs. used      1993-09-16  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49875  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:48  

Additional Information
 Earth MOID = 1.7115 au 
 Jupiter MOID = 1.83343 au 
 T_jup = 3.169 
[ 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 MPO361008  

442144 (2010 VA31)          Discovered 2010-Sep-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

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