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66019 (1998 QE31)
Classification: Main-belt Asteroid          SPK-ID: 2066019
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1252555044748014 4.4713e-08  
a 2.943795903089845 1.6691e-08 au
q 2.575069262177473 1.2969e-07 au
i 8.206251003131328 5.0257e-06 deg
node 333.4693080188935 2.7438e-05 deg
peri 6.760457235254923 3.2126e-05 deg
M 147.0028437446767 1.8366e-05 deg
tp 2458447.173565747057
(2018-Nov-24.67356575)
9.2025e-05 TDB
period 1844.845374570382
5.05
1.569e-05
4.296e-08
d
yr
n .1951383053356626 1.6596e-09 deg/d
Q 3.312522544002217 1.8782e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1142  
   data-arc span      10046 days (27.50 yr)  
   first obs. used      1993-09-18  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53015  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:00:32  

Additional Information
 Earth MOID = 1.56462 au 
 Jupiter MOID = 2.06956 au 
 T_jup = 3.245 
[ 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 14.36   n/a MPCxxxxx  
diameter diameter 3.588 km 0.731 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.238   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66019 (1998 QE31)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QE31 = 2001 BP67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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