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146112 (2000 QW176)
Classification: Main-belt Asteroid          SPK-ID: 2146112
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08434740650864787 5.0599e-08  
a 2.555164218814575 1.8771e-08 au
q 2.33964274375387 1.3419e-07 au
i 12.88237359194363 5.0024e-06 deg
node 325.286924494833 2.1482e-05 deg
peri 203.1242990556279 3.4169e-05 deg
M 113.854456422251 2.5754e-05 deg
tp 2458528.682346831157
(2019-Feb-14.18234683)
0.00010751 TDB
period 1491.855132229924
4.08
1.644e-05
4.501e-08
d
yr
n .2413102936220734 2.6592e-09 deg/d
Q 2.770685693875279 2.0355e-08 au
  Orbit Determination Parameters
   # obs. used (total)      864  
   data-arc span      6867 days (18.80 yr)  
   first obs. used      2000-08-31  
   last obs. used      2019-06-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53322  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:34:38  

Additional Information
 Earth MOID = 1.35274 au 
 Jupiter MOID = 2.23955 au 
 T_jup = 3.398 
[ 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 14.9   n/a MPO338247  
diameter diameter 2.915 km 0.572 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.300   0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146112 (2000 QW176)          Discovered 2000-Aug-31 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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