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109431 (2001 QV195)
Classification: Main-belt Asteroid          SPK-ID: 2109431
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 .1134717470606596 4.8836e-08  
a 2.670991568459109 1.3134e-08 au
q 2.367909488801762 1.3122e-07 au
i 12.73318704778197 5.1295e-06 deg
node 249.5547709797681 2.0806e-05 deg
peri 56.03885846472976 3.0536e-05 deg
M 152.905130316463 2.1138e-05 deg
tp 2458323.284703740838
(2018-Jul-23.78470374)
9.3093e-05 TDB
period 1594.436407390112
4.37
1.1761e-05
3.22e-08
d
yr
n .2257851102316924 1.6654e-09 deg/d
Q 2.974073648116455 1.4625e-08 au
  Orbit Determination Parameters
   # obs. used (total)      684  
   data-arc span      7205 days (19.73 yr)  
   first obs. used      2000-05-07  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54457  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:25:41  

Additional Information
 Earth MOID = 1.37785 au 
 Jupiter MOID = 2.2343 au 
 T_jup = 3.337 
[ 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 15.1   n/a MPO264101  
diameter diameter 2.948 km 0.481 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.169   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

109431 (2001 QV195)          Discovered 2001-Aug-22 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 QV195 = 2000 JB32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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