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243415 (2009 BW137)
Classification: Main-belt Asteroid          SPK-ID: 2243415
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1650904534809047 3.5916e-08  
a 2.548106322235621 2.0877e-08 au
q 2.127438293980182 8.7378e-08 au
i 1.361982877051595 7.9411e-06 deg
node 2.564712603449714 0.0002618 deg
peri 300.4712260888265 0.00026404 deg
M 120.7688949470618 3.2303e-05 deg
tp 2458502.100799860062
(2019-Jan-18.60079986)
0.00013513 TDB
period 1485.678180039874
4.07
1.8258e-05
4.999e-08
d
yr
n .2423135809871947 2.9779e-09 deg/d
Q 2.96877435049106 2.4323e-08 au
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      6841 days (18.73 yr)  
   first obs. used      2001-02-13  
   last obs. used      2019-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54546  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:27:01  

Additional Information
 Earth MOID = 1.11252 au 
 Jupiter MOID = 2.25819 au 
 T_jup = 3.422 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457311.5 (2015-Oct-16.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1661000999136284 3.5492e-08  
q 2.124295869766913 8.6441e-08 au
tp 2457017.946623596951
(2014-Dec-26.44662360)
0.00014133 TDB
node 2.633221702396459 0.00026109 deg
peri 300.6271359454377 0.00026332 deg
i 1.364393736165359 7.9481e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      6841 days (18.73 yr)  
   first obs. used      2001-02-13  
   last obs. used      2019-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54546  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:27:01  

Additional Information
 Jupiter MOID = 2.25819 au 
 T_jup = 3.422 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.259695538857407E-15 -3.010938240850354E-15 -1.726827501365417E-12 1.899394727937642E-15 -4.473931459474367E-13 -1.334097877715305E-16
q -3.010938240850354E-15 7.47202433204508E-15 3.305126275049985E-12 -8.537629635838061E-15 8.865572619080451E-13 2.711833283481396E-16
tp -1.726827501365417E-12 3.305126275049985E-12 1.997534718135949E-8 8.157884358592854E-11 4.886674697243131E-9 4.429952286188708E-12
node 1.899394727937642E-15 -8.537629635838061E-15 8.157884358592854E-11 6.816880029617025E-8 -6.812892263094602E-8 1.449760693627993E-9
peri -4.473931459474367E-13 8.865572619080451E-13 4.886674697243131E-9 -6.812892263094602E-8 6.933892916620654E-8 -1.448244560764601E-9
i -1.334097877715305E-16 2.711833283481396E-16 4.429952286188708E-12 1.449760693627993E-9 -1.448244560764601E-9 6.317308752004902E-11

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 MPO450092  

243415 (2009 BW137)          Discovered 2009-Jan-29 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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