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215378 (2002 AS115)
Classification: Main-belt Asteroid          SPK-ID: 2215378
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07583358867976984 5.0811e-08  
a 3.167941509407497 3.5743e-08 au
q 2.927705136021519 1.5764e-07 au
i 9.351139345729106 5.2218e-06 deg
node 105.0889012132961 3.6057e-05 deg
peri 329.9911008189713 5.0602e-05 deg
M 138.0526685513264 3.5919e-05 deg
tp 2458210.719396053089
(2018-Apr-02.21939605)
0.00020373 TDB
period 2059.511202531956
5.64
3.4855e-05
9.543e-08
d
yr
n .174798757859349 2.9583e-09 deg/d
Q 3.408177882793475 3.8453e-08 au
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      6709 days (18.37 yr)  
   first obs. used      2002-01-09  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60425  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:42:19  

Additional Information
 Earth MOID = 1.9476 au 
 Jupiter MOID = 1.79739 au 
 T_jup = 3.178 
[ 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 15.4   n/a MPO385935  
diameter diameter 5.479 km 1.133 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215378 (2002 AS115)          Discovered 2002-Jan-09 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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