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46378 (2001 XD17)
Classification: Main-belt Asteroid          SPK-ID: 2046378
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09940183697902431 3.2615e-08  
a 2.244913935568866 9.8501e-09 au
q 2.02176536651351 7.3846e-08 au
i 5.645246948245815 4.0861e-06 deg
node 45.09694954446078 4.2388e-05 deg
peri 201.2108447831589 4.9e-05 deg
M 18.79537422719152 2.6296e-05 deg
tp 2458936.357416661030
(2020-Mar-27.85741666)
8.9619e-05 TDB
period 1228.564524595777
3.36
8.086e-06
2.214e-08
d
yr
n .2930249024718074 1.9286e-09 deg/d
Q 2.468062504624222 1.0829e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1411  
   data-arc span      8210 days (22.48 yr)  
   first obs. used      1997-10-30  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54214  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:32:48  

Additional Information
 Earth MOID = 1.00969 au 
 Jupiter MOID = 2.53923 au 
 T_jup = 3.619 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO474336  
diameter diameter 3.294 km 0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.215   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46378 (2001 XD17)          Discovered 2001-Dec-09 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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