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146407 (2001 QK190)
Classification: Main-belt Asteroid          SPK-ID: 2146407
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120065770531896 5.6986e-08  
a 2.671640863470993 1.6871e-08 au
q 2.350868244613848 1.5022e-07 au
i 13.58701975729313 6.7099e-06 deg
node 267.8562745657675 2.2426e-05 deg
peri 76.5603841898494 4.0564e-05 deg
M 106.9353745498625 3.1628e-05 deg
tp 2458526.711584942553
(2019-Feb-12.21158494)
0.00013915 TDB
period 1595.017833328384
4.37
1.5109e-05
4.137e-08
d
yr
n .2257028056224138 2.138e-09 deg/d
Q 2.992413482328137 1.8897e-08 au
  Orbit Determination Parameters
   # obs. used (total)      455  
   data-arc span      6733 days (18.43 yr)  
   first obs. used      2001-08-22  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50032  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:37:14  

Additional Information
 Earth MOID = 1.38573 au 
 Jupiter MOID = 2.40721 au 
 T_jup = 3.331 
[ 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 15.4   n/a MPO449799  
diameter diameter 2.327 km 0.484 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.271   0.181 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146407 (2001 QK190)          Discovered 2001-Aug-22 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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