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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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .154408851585994 4.2979e-08  
a 3.143799691372683 2.2856e-08 au
q 2.658369191411424 1.4038e-07 au
i 20.44289402688509 5.9475e-06 deg
node 287.7967315789185 1.4366e-05 deg
peri 144.9471356760349 2.6237e-05 deg
M 321.8133618718829 2.0327e-05 deg
tp 2459216.468122225589
(2021-Jan-01.96812223)
0.00011531 TDB
period 2036.01384705204
5.57
2.2203e-05
6.079e-08
d
yr
n .1768160862566071 1.9282e-09 deg/d
Q 3.629230191333942 2.6385e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1360  
   data-arc span      8007 days (21.92 yr)  
   first obs. used      1998-12-14  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44121  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:54:06  

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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