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JPL Small-Body Database Browser
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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 | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1251746444002183 4.5586e-08  
a 2.943651803118522 1.8098e-08 au
q 2.5751812354251 1.3241e-07 au
i 8.20563993239781 5.1925e-06 deg
node 333.4726468994161 3.2999e-05 deg
peri 6.701806576086763 3.8254e-05 deg
M 108.0467127195472 1.9731e-05 deg
tp 2458446.847659743454
(2018-Nov-24.34765974)
0.0001004 TDB
period 1844.709917364265
5.05
1.7012e-05
4.658e-08
d
yr
n .1951526343580191 1.7997e-09 deg/d
Q 3.312122370811945 2.0363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      937  
   data-arc span      9603 days (26.29 yr)  
   first obs. used      1993-09-18  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55816  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 10:45:39  

Additional Information
 Earth MOID = 1.56658 au 
 Jupiter MOID = 2.06954 au 
 T_jup = 3.245 
[ 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 14.3   n/a MPO359201  
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

[ show close-approach data ]
Alternate Designations
 1998 QE31 = 2001 BP67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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