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190419 (1999 VO54)
Classification: Main-belt Asteroid          SPK-ID: 2190419
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2237501645563303 4.4617e-08  
a 2.772288393237053 1.797e-08 au
q 2.151988409052658 1.2837e-07 au
i 3.521388926665141 5.1348e-06 deg
node 212.3310004672428 7.8741e-05 deg
peri 154.2130382375455 7.9465e-05 deg
M 224.0782508450544 1.2867e-05 deg
tp 2459837.064611019312
(2022-Sep-14.56461102)
6.431e-05 TDB
period 1685.994047249311
4.62
1.6393e-05
4.488e-08
d
yr
n .2135238855601761 2.0761e-09 deg/d
Q 3.392588377421448 2.199e-08 au
  Orbit Determination Parameters
   # obs. used (total)      365  
   data-arc span      7513 days (20.57 yr)  
   first obs. used      1999-10-03  
   last obs. used      2020-04-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52961  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:07:35  

Additional Information
 Earth MOID = 1.14988 au 
 Jupiter MOID = 2.08067 au 
 T_jup = 3.297 
[ 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 16.08   n/a MPCxxxxx  
diameter diameter 4.543 km 1.355 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.031   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

190419 (1999 VO54)          Discovered 1999-Nov-04 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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