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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2815856777174763 5.9746e-08  
a 2.54530491571393 8.5648e-09 au
q 1.828583506024999 1.5533e-07 au
i 5.992224893466041 5.668e-06 deg
node 168.4248418747448 3.0793e-05 deg
peri 182.3027358205168 3.1985e-05 deg
M 187.1489565833801 8.8503e-06 deg
tp 2459912.660129628273
(2022-Nov-29.16012963)		 3.9153e-05 TDB
period 1483.22880555737
4.06		 7.4864e-06
2.05e-08		 d
yr
n .2427137328045073 1.2251e-09 deg/d
Q 3.262026325402861 1.0976e-08 au
   Orbit Determination Parameters
   # obs. used (total)      769  
   data-arc span      11079 days (30.33 yr)  
   first obs. used      1990-11-14  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .547  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:41  

Additional Information
 Earth MOID = .821031 au 
 Jupiter MOID = 2.17778 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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