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243416 (2009 BO140)
Classification: Main-belt Asteroid          SPK-ID: 2243416
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1189062696821881 5.6581e-08  
a 2.743902431172041 3.1956e-08 au
q 2.417635228709487 1.6342e-07 au
i 7.415241291256311 6.6083e-06 deg
node 135.4596532467418 7.5438e-05 deg
peri 170.0392743271291 8.811e-05 deg
M 12.23456143647825 5.0256e-05 deg
tp 2458944.079448244073
(2020-Apr-04.57944824)
0.00023125 TDB
period 1660.165649385159
4.55
2.9002e-05
7.94e-08
d
yr
n .2168458310972315 3.7882e-09 deg/d
Q 3.070169633634595 3.5756e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      8028 days (21.98 yr)  
   first obs. used      1997-06-29  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59166  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:20:41  

Additional Information
 Earth MOID = 1.40308 au 
 Jupiter MOID = 2.16878 au 
 T_jup = 3.326 
[ 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 MPO475965  
diameter diameter 2.839 km 0.506 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243416 (2009 BO140)          Discovered 2009-Jan-29 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2009 BO140 = 2007 TL439 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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