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46391 (2001 YJ97)
Classification: Main-belt Asteroid          SPK-ID: 2046391
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09577060481925577 3.4236e-08  
a 2.324794018643516 1.0229e-08 au
q 2.102147089397838 7.892e-08 au
i 4.753547780623156 3.6499e-06 deg
node 84.75272211477076 5.4206e-05 deg
peri 169.37358916332 5.9987e-05 deg
M 144.369999188776 2.7032e-05 deg
tp 2458081.282167926861
(2017-Nov-23.78216793)
9.705e-05 TDB
period 1294.717881808106
3.54
8.5454e-06
2.34e-08
d
yr
n .2780528523304636 1.8352e-09 deg/d
Q 2.547440947889194 1.1209e-08 au
  Orbit Determination Parameters
   # obs. used (total)      981  
   data-arc span      10105 days (27.67 yr)  
   first obs. used      1992-02-23  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57544  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:27:00  

Additional Information
 Earth MOID = 1.08727 au 
 Jupiter MOID = 2.47824 au 
 T_jup = 3.564 
[ 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 15.5   n/a MPO459172  
diameter diameter 1.939 km 0.314 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.391   0.227 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46391 (2001 YJ97)          Discovered 2001-Dec-17 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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