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101415 (1998 VB12)
Classification: Main-belt Asteroid          SPK-ID: 2101415
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2813922165593 6.1209e-08  
a 2.545647842081057 8.5757e-09 au
q 1.829322353218469 1.5908e-07 au
i 5.991270150041025 5.743e-06 deg
node 168.4264840169657 3.1593e-05 deg
peri 182.2942812905871 3.2926e-05 deg
M 138.6291784731685 9.0017e-06 deg
tp 2458429.221259942837
(2018-Nov-06.72125994)
3.5129e-05 TDB
period 1483.528566537555
4.06
7.4965e-06
2.052e-08
d
yr
n .2426646901988635 1.2262e-09 deg/d
Q 3.261973330943645 1.0989e-08 au
  Orbit Determination Parameters
   # obs. used (total)      759  
   data-arc span      10695 days (29.28 yr)  
   first obs. used      1990-11-14  
   last obs. used      2020-02-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54573  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:00:44  

Additional Information
 Earth MOID = .823513 au 
 Jupiter MOID = 2.17704 au 
 T_jup = 3.379 
[ 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 16.1   n/a MPO459474  
diameter diameter 1.276 km 0.245 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.432   0.142 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101415 (1998 VB12)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 VB12 = 2002 PW46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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