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129599 (1997 VD8)
Classification: Main-belt Asteroid          SPK-ID: 2129599
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1609036418897933 3.5586e-08  
a 2.338341183393854 1.029e-08 au
q 1.962093571004894 8.3764e-08 au
i 1.958438272369687 4.4511e-06 deg
node 304.0414096861779 0.0001371 deg
peri 101.7893880474257 0.00013852 deg
M 117.6981503972383 2.0068e-05 deg
tp 2458573.500484665888
(2019-Mar-31.00048467)
7.1144e-05 TDB
period 1306.051327072402
3.58
8.6209e-06
2.36e-08
d
yr
n .2756400093455462 1.8194e-09 deg/d
Q 2.714588795782814 1.1945e-08 au
  Orbit Determination Parameters
   # obs. used (total)      536  
   data-arc span      8198 days (22.44 yr)  
   first obs. used      1997-11-06  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56527  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:45:54  

Additional Information
 Earth MOID = .972657 au 
 Jupiter MOID = 2.66508 au 
 T_jup = 3.548 
[ 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 16.8   n/a MPO412839  
diameter diameter 2.841 km 0.405 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129599 (1997 VD8)          Discovered 1997-Nov-06 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 1997 VD8 = 2002 AL151 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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