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70009 (1998 XM53)
Classification: Main-belt Asteroid          SPK-ID: 2070009
[ 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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1544088472485738 4.3407e-08  
a 3.143799683224343 2.4878e-08 au
q 2.658369198157241 1.4082e-07 au
i 20.44289351217168 6.6289e-06 deg
node 287.7967310432927 1.533e-05 deg
peri 144.9471275451625 2.8779e-05 deg
M 321.8133719660185 2.3842e-05 deg
tp 2459216.468064297612
(2021-Jan-01.96806430)		 0.00013567 TDB
period 2036.013839136396
5.57		 2.4168e-05
6.617e-08		 d
yr
n .1768160869440353 2.0988e-09 deg/d
Q 3.629230168291446 2.872e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1169  
   data-arc span      7899 days (21.63 yr)  
   first obs. used      1998-12-14  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46938  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:24:55  

Additional Information
 Earth MOID = 1.69696 au 
 Jupiter MOID = 1.65419 au 
 T_jup = 3.094 
[ 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 12.9   n/a MPO359232  
diameter diameter 13.168 km 0.178 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70009 (1998 XM53)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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