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249065 (2007 TR393)
Classification: Outer Main-belt Asteroid          SPK-ID: 2249065
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02207752096717625 4.8032e-08  
a 3.200811896527822 4.3134e-08 au
q 3.130145904770241 1.6427e-07 au
i 17.4817384864573 5.6975e-06 deg
node 167.10987231821 1.7767e-05 deg
peri 266.1793588257816 0.00013376 deg
M 353.8234949976147 0.00013304 deg
tp 2459036.386322226691
(2020-Jul-05.88632223)		 0.00077317 TDB
period 2091.648269793274
5.73		 4.2281e-05
1.158e-07		 d
yr
n .1721130675740144 3.4791e-09 deg/d
Q 3.271477888285402 4.4086e-08 au
   Orbit Determination Parameters
   # obs. used (total)      261  
   data-arc span      6250 days (17.11 yr)  
   first obs. used      2002-10-04  
   last obs. used      2019-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59275  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:46:47  

Additional Information
 Earth MOID = 2.17749 au 
 Jupiter MOID = 1.7812 au 
 T_jup = 3.121 
[ 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 15.3   n/a MPO413152  
diameter diameter 4.226 km 1.290 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249065 (2007 TR393)          Discovered 2007-Oct-15 by Spacewatch at Kitt Peak
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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