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423674 (2005 YA189)
Classification: Main-belt Asteroid          SPK-ID: 2423674
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .303335086815498 7.2871e-08  
a 2.750237023845733 2.9579e-08 au
q 1.915993637454291 1.9649e-07 au
i 26.6711809956378 1.6407e-05 deg
node 138.6830582557619 1.2083e-05 deg
peri 83.73681499219943 2.9294e-05 deg
M 6.674209490881617 2.2645e-05 deg
tp 2458969.614762398809
(2020-Apr-30.11476240)
0.00010468 TDB
period 1665.917971502005
4.56
2.6876e-05
7.358e-08
d
yr
n .2160970745008658 3.4862e-09 deg/d
Q 3.584480410237175 3.8552e-08 au
  Orbit Determination Parameters
   # obs. used (total)      237  
   data-arc span      5151 days (14.10 yr)  
   first obs. used      2005-12-28  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6029  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 08:06:33  

Additional Information
 Earth MOID = 1.10241 au 
 Jupiter MOID = 2.06816 au 
 T_jup = 3.130 
[ 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 16.6   n/a MPO456024  
diameter diameter 3.296 km 0.956 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

423674 (2005 YA189)          Discovered 2005-Dec-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-02-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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