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66871 (1999 VN48)
Classification: Main-belt Asteroid          SPK-ID: 2066871
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2201741399550702 4.7214e-08  
a 2.696077060269466 1.6589e-08 au
q 2.102470612272042 1.3127e-07 au
i 9.815743804209273 6.1185e-06 deg
node 236.5991452458156 2.5883e-05 deg
peri 115.8168279929035 3.0596e-05 deg
M 307.7784241281724 2.1439e-05 deg
tp 2459435.054814170846
(2021-Aug-08.55481417)
9.7883e-05 TDB
period 1616.95107226854
4.43
1.4924e-05
4.086e-08
d
yr
n .2226412451026915 2.0549e-09 deg/d
Q 3.28968350826689 2.0241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      566  
   data-arc span      10921 days (29.90 yr)  
   first obs. used      1990-10-12  
   last obs. used      2020-09-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56656  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:25:30  

Additional Information
 Earth MOID = 1.11843 au 
 Jupiter MOID = 2.28095 au 
 T_jup = 3.314 
[ 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 15.33   n/a MPCxxxxx  
diameter diameter 4.410 km 0.281 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66871 (1999 VN48)          Discovered 1999-Nov-03 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

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