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35657 (1998 QE5)
Classification: Main-belt Asteroid          SPK-ID: 2035657
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2330699689449215 4.5715e-08  
a 3.122305436229104 2.0692e-08 au
q 2.394589805170627 1.461e-07 au
i 10.51862904669496 6.2883e-06 deg
node 291.6754773636608 2.2539e-05 deg
peri 250.6394060443192 2.5593e-05 deg
M 43.43248321155584 1.3091e-05 deg
tp 2458357.378333295159
(2018-Aug-26.87833330)
7.2479e-05 TDB
period 2015.169143965865
5.52
2.0032e-05
5.484e-08
d
yr
n .1786450537305855 1.7759e-09 deg/d
Q 3.850021067287581 2.5515e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1326  
   data-arc span      7567 days (20.72 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-05-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49388  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:55:13  

Additional Information
 Earth MOID = 1.42343 au 
 Jupiter MOID = 1.38622 au 
 T_jup = 3.148 
[ 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 13.0   n/a MPO439338  
diameter diameter 6.748 km 1.651 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.323   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35657 (1998 QE5)          Discovered 1998-Aug-22 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QE5 = 1999 UL42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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