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46863 (1998 QE75)
Classification: Main-belt Asteroid          SPK-ID: 2046863
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07376441304952848 5.4815e-08  
a 2.657116894756434 1.8719e-08 au
q 2.46111622661074 1.4719e-07 au
i 14.49118056379216 6.4334e-06 deg
node 317.0603107692312 1.897e-05 deg
peri 231.4820296714648 4.2617e-05 deg
M 74.64390631843408 3.8422e-05 deg
tp 2458272.475504350324
(2018-Jun-02.97550435)
0.00016915 TDB
period 1582.028919147284
4.33
1.6718e-05
4.577e-08
d
yr
n .2275558908202769 2.4047e-09 deg/d
Q 2.853117562902128 2.01e-08 au
  Orbit Determination Parameters
   # obs. used (total)      782  
   data-arc span      7565 days (20.71 yr)  
   first obs. used      1998-08-19  
   last obs. used      2019-05-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54776  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:34:25  

Additional Information
 Earth MOID = 1.4913 au 
 Jupiter MOID = 2.2107 au 
 T_jup = 3.338 
[ 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 14.5   n/a MPO347848  
diameter diameter 4.228 km 0.325 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.188   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46863 (1998 QE75)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20020921/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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