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452891 (2006 US61)
Classification: Main-belt Asteroid          SPK-ID: 2452891
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2577178583472432 1.04e-07  
a 2.66355292558264 1.1025e-08 au
q 1.977107770006948 2.7957e-07 au
i 12.84877560927474 1.1604e-05 deg
node 239.2818947429876 1.9994e-05 deg
peri 153.8085698687161 2.5744e-05 deg
M 54.8675143411334 1.1451e-05 deg
tp 2458758.506774596598
(2019-Oct-02.00677460)		 5.0629e-05 TDB
period 1587.780350383286
4.35		 9.8582e-06
2.699e-08		 d
yr
n .2267316130427594 1.4077e-09 deg/d
Q 3.349998081158333 1.3866e-08 au
   Orbit Determination Parameters
   # obs. used (total)      370  
   data-arc span      4867 days (13.33 yr)  
   first obs. used      2006-10-19  
   last obs. used      2020-02-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45688  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 06:35:50  

Additional Information
 Earth MOID = .992766 au 
 Jupiter MOID = 2.11461 au 
 T_jup = 3.302 
[ 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 16.3   n/a MPO503597  
diameter diameter 1.836 km 0.486 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.190   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

452891 (2006 US61)          Discovered 2006-Oct-19 by CSS at Catalina
Reference: Last Updated: 2016-01-04
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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