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20167 (1996 VX4)
Classification: Main-belt Asteroid          SPK-ID: 2020167
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2284664406234082 3.637e-08  
a 2.361896524119406 8.6236e-09 au
q 1.822282432133046 8.4868e-08 au
i 1.868987291245949 3.7112e-06 deg
node 330.8943337791019 0.0001104 deg
peri 17.20429063500191 0.0001107 deg
M 282.1697866506157 1.1607e-05 deg
tp 2459487.139110594240
(2021-Sep-29.63911059)
4.3805e-05 TDB
period 1325.835756747837
3.63
7.2612e-06
1.988e-08
d
yr
n .2715268449864783 1.4871e-09 deg/d
Q 2.901510616105767 1.0594e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1642  
   data-arc span      12638 days (34.60 yr)  
   first obs. used      1985-10-22  
   last obs. used      2020-05-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51541  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:14:28  

Additional Information
 Earth MOID = .814012 au 
 Jupiter MOID = 2.52495 au 
 T_jup = 3.514 
[ 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 14.58   n/a E2021B10  
diameter diameter 3.211 km 0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.326   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20167 (1996 VX4)          Discovered 1996-Nov-13 by Kobayashi, T. at Oizumi
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 VX4 = 1985 UL1 = 1998 FV38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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