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359231 (2009 DO142)
Classification: Main-belt Asteroid          SPK-ID: 2359231
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1448332527280562 1.0488e-07  
a 2.568995740268318 2.3255e-08 au
q 2.196919730960737 2.7537e-07 au
i 14.2350242393199 7.1943e-06 deg
node 188.7436442273521 2.2174e-05 deg
peri 203.5318453091923 2.7989e-05 deg
M 322.1777905604636 1.5359e-05 deg
tp 2458758.511209542653
(2019-Oct-02.01120954)
6.3689e-05 TDB
period 1503.984993956828
4.12
2.0422e-05
5.591e-08
d
yr
n .2393640903642778 3.2502e-09 deg/d
Q 2.9410717495759 2.6623e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      9166 days (25.10 yr)  
   first obs. used      1994-09-27  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .585  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:15:04  

Additional Information
 Earth MOID = 1.20679 au 
 Jupiter MOID = 2.52208 au 
 T_jup = 3.373 
[ 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 16.7   n/a MPO413358  
diameter diameter 2.782 km 0.975 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

359231 (2009 DO142)          Discovered 2009-Feb-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2009 DO142 = 2005 GH6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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