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249485 (2009 UP37)
Classification: Main-belt Asteroid          SPK-ID: 2249485
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2126878940472773 5.9545e-08  
a 2.601206943877779 2.334e-08 au
q 2.04796171700326 1.6333e-07 au
i 13.83127840734447 7.339e-06 deg
node 55.07610504555564 2.2149e-05 deg
peri 202.8540767364863 2.7165e-05 deg
M 326.3116140394969 1.751e-05 deg
tp 2459143.896478839260
(2020-Oct-21.39647884)
7.5476e-05 TDB
period 1532.359919013548
4.20
2.0625e-05
5.647e-08
d
yr
n .2349317516943074 3.162e-09 deg/d
Q 3.154452170752298 2.8305e-08 au
  Orbit Determination Parameters
   # obs. used (total)      417  
   data-arc span      6291 days (17.22 yr)  
   first obs. used      2003-03-09  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57752  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:40:18  

Additional Information
 Earth MOID = 1.04036 au 
 Jupiter MOID = 1.91884 au 
 T_jup = 3.342 
[ 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 MPO437159  
diameter diameter 3.778 km 0.604 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249485 (2009 UP37)          Discovered 2009-Oct-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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