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359229 (2009 DY138)
Classification: Main-belt Asteroid          SPK-ID: 2359229
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2938691386441211 6.0295e-08  
a 2.682057603579936 3.191e-08 au
q 1.893883645821985 1.6369e-07 au
i 12.02370786118018 6.0803e-06 deg
node 255.7595928442672 2.6572e-05 deg
peri 340.2520414626047 2.9241e-05 deg
M 73.89848976117469 8.5245e-06 deg
tp 2458271.168220550776
(2018-Jun-01.66822055)
3.8287e-05 TDB
period 1604.355393254738
4.39
2.8632e-05
7.839e-08
d
yr
n .2243891855343048 4.0045e-09 deg/d
Q 3.470231561337887 4.1287e-08 au
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      3897 days (10.67 yr)  
   first obs. used      2009-02-22  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44399  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:15:04  

Additional Information
 Earth MOID = .886024 au 
 Jupiter MOID = 1.58857 au 
 T_jup = 3.282 
[ 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 15.9   n/a MPO450333  
diameter diameter 4.681 km 0.209 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

359229 (2009 DY138)          Discovered 2009-Feb-22 by Siding Spring Survey at Siding Spring
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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