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150328 (1999 VU142)
Classification: Main-belt Asteroid          SPK-ID: 2150328
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .186652777499161 5.0958e-08  
a 3.198339000313671 2.4168e-08 au
q 2.601360142521234 1.6846e-07 au
i 3.512691317224589 4.7337e-06 deg
node 256.0872791118018 8.4803e-05 deg
peri 110.942315122708 8.5497e-05 deg
M 268.5249464106399 1.3634e-05 deg
tp 2459731.366523408460
(2022-May-31.86652341)
8.3054e-05 TDB
period 2089.224776898898
5.72
2.368e-05
6.483e-08
d
yr
n .1723127180859683 1.9531e-09 deg/d
Q 3.795317858106108 2.8679e-08 au
  Orbit Determination Parameters
   # obs. used (total)      463  
   data-arc span      7563 days (20.71 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52087  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 13:53:01  

Additional Information
 Earth MOID = 1.60136 au 
 Jupiter MOID = 1.70654 au 
 T_jup = 3.164 
[ 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 15.40   n/a E2021B55  
diameter diameter 4.602 km 0.146 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

150328 (1999 VU142)          Discovered 1999-Nov-13 by Spacewatch at Kitt Peak
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

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