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379385 (2009 XB17)
Classification: Main-belt Asteroid          SPK-ID: 2379385
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2083681799814773 4.4846e-08  
a 2.70343855984208 2.4064e-08 au
q 2.140127987436039 1.2403e-07 au
i 5.089301515217744 4.4193e-06 deg
node 113.7846698482064 8.1282e-05 deg
peri 31.00376687792508 8.2801e-05 deg
M 102.3369491126862 1.5697e-05 deg
tp 2458538.966586913951
(2019-Feb-24.46658691)
6.8832e-05 TDB
period 1623.578093265444
4.45
2.1678e-05
5.935e-08
d
yr
n .2217324817902322 2.9605e-09 deg/d
Q 3.26674913224812 2.9078e-08 au
  Orbit Determination Parameters
   # obs. used (total)      279  
   data-arc span      4809 days (13.17 yr)  
   first obs. used      2006-01-08  
   last obs. used      2019-03-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55424  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:51:43  

Additional Information
 Earth MOID = 1.15446 au 
 Jupiter MOID = 1.75648 au 
 T_jup = 3.329 
[ 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 MPO423396  
diameter diameter 2.549 km 0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379385 (2009 XB17)          Discovered 2009-Dec-15 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

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