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190117 (2004 VB57)
Classification: Main-belt Asteroid          SPK-ID: 2190117
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2946620167334499 7.1039e-08  
a 2.574517397947604 2.382e-08 au
q 1.815904909353009 1.7471e-07 au
i 13.79899312093655 5.2987e-06 deg
node 74.22868766175009 2.8121e-05 deg
peri 296.7344487664141 3.0625e-05 deg
M 328.9125071426357 2.4754e-05 deg
tp 2459330.794286241860
(2021-Apr-26.29428624)
0.00010538 TDB
period 1508.836472026981
4.13
2.094e-05
5.733e-08
d
yr
n .2385944445764713 3.3113e-09 deg/d
Q 3.333129886542199 3.0839e-08 au
  Orbit Determination Parameters
   # obs. used (total)      352  
   data-arc span      7100 days (19.44 yr)  
   first obs. used      2000-08-28  
   last obs. used      2020-02-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56518  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:06:17  

Additional Information
 Earth MOID = .862973 au 
 Jupiter MOID = 2.26657 au 
 T_jup = 3.327 
[ 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 15.59   n/a E2021B55  
diameter diameter 4.480 km 0.209 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

190117 (2004 VB57)          Discovered 2004-Nov-05 by LINEAR at Socorro
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25

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