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70877 (1999 VL160)
Classification: Main-belt Asteroid          SPK-ID: 2070877
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1778748205384784 3.5435e-08  
a 2.583795180355179 1.1147e-08 au
q 2.124203076341316 9.0685e-08 au
i 9.069522282380484 3.8821e-06 deg
node 224.1106768292617 3.3338e-05 deg
peri 42.16217978671153 3.6395e-05 deg
M 95.41742253816713 1.5884e-05 deg
tp 2458598.421609492049
(2019-Apr-24.92160949)
6.6068e-05 TDB
period 1516.999901406504
4.15
9.8169e-06
2.688e-08
d
yr
n .2373104966363029 1.5357e-09 deg/d
Q 3.043387284369042 1.313e-08 au
  Orbit Determination Parameters
   # obs. used (total)      958  
   data-arc span      7778 days (21.30 yr)  
   first obs. used      1998-05-22  
   last obs. used      2019-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52495  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:39:22  

Additional Information
 Earth MOID = 1.11867 au 
 Jupiter MOID = 2.04991 au 
 T_jup = 3.383 
[ 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 14.8   n/a MPO493361  
diameter diameter 4.178 km 0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.133   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70877 (1999 VL160)          Discovered 1999-Nov-14 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 VL160 = 1998 KP47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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