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46387 (2001 XE215)
Classification: Main-belt Asteroid          SPK-ID: 2046387
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1994313013121137 5.887e-08  
a 2.542135959266285 1.0397e-08 au
q 2.035154476797491 1.5207e-07 au
i 14.34612422851187 5.0944e-06 deg
node 136.8595203802573 2.0033e-05 deg
peri 334.374647783787 2.2744e-05 deg
M 201.0913438709232 1.2443e-05 deg
tp 2459653.994056215178
(2022-Mar-15.49405622)
5.3714e-05 TDB
period 1480.459692808498
4.05
9.0827e-06
2.487e-08
d
yr
n .2431677145610523 1.4918e-09 deg/d
Q 3.049117441735079 1.2471e-08 au
  Orbit Determination Parameters
   # obs. used (total)      960  
   data-arc span      9321 days (25.52 yr)  
   first obs. used      1994-02-15  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51721  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:27:18  

Additional Information
 Earth MOID = 1.05977 au 
 Jupiter MOID = 2.07565 au 
 T_jup = 3.374 
[ 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 14.9   n/a MPO493179  
diameter diameter 2.952 km 0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.321   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46387 (2001 XE215)          Discovered 2001-Dec-13 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 XE215 = 1998 BL36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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