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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08383997328359305 5.0475e-08  
a 2.553181296391005 1.8578e-08 au
q 2.339122644713413 1.3356e-07 au
i 12.8777820340084 5.0212e-06 deg
node 325.3308491186414 2.1513e-05 deg
peri 202.5708941416682 3.4469e-05 deg
M 17.818734480108 2.6277e-05 deg
tp 2458526.744355232735
(2019-Feb-12.24435523)
0.00010889 TDB
period 1490.118849116747
4.08
1.6264e-05
4.453e-08
d
yr
n .241591467830493 2.6369e-09 deg/d
Q 2.767239948068597 2.0136e-08 au
  Orbit Determination Parameters
   # obs. used (total)      847  
   data-arc span      6817 days (18.66 yr)  
   first obs. used      2000-08-31  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52586  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:31:21  

Additional Information
 Earth MOID = 1.35256 au 
 Jupiter MOID = 2.24418 au 
 T_jup = 3.399 
[ 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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