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JPL Small-Body Database Browser
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393455 (2001 VB18)
Classification: Main-belt Asteroid          SPK-ID: 2393455
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2544881313379569 7.4585e-08  
a 2.294758265207427 1.7752e-08 au
q 1.710769522422457 1.7811e-07 au
i 5.984893688269575 1.2574e-05 deg
node 34.45723984653185 7.7691e-05 deg
peri 314.3791814211181 8.1969e-05 deg
M 157.3821032911603 2.5327e-05 deg
tp 2458445.418586837823
(2018-Nov-22.91858684)
8.7528e-05 TDB
period 1269.707956365886
3.48
1.4733e-05
4.034e-08
d
yr
n .2835297661915733 3.29e-09 deg/d
Q 2.878747007992397 2.2269e-08 au
  Orbit Determination Parameters
   # obs. used (total)      116  
   data-arc span      6119 days (16.75 yr)  
   first obs. used      2001-09-19  
   last obs. used      2018-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55547  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:17:28  

Additional Information
 Earth MOID = .711549 au 
 Jupiter MOID = 2.5628 au 
 T_jup = 3.545 
[ 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 17.9   n/a MPO292278  

393455 (2001 VB18)          Discovered 2001-Nov-09 by LINEAR at Socorro
Reference: Last Updated: 2014-05-15

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